Weather forecast in Nesalce place

There is a light continuous stream of wind that is felt by the face; leaves rustle; ordinary vanes moved by wind.

Wind: light breeze, northwest, speed 7-11 km/h

On land:

At Sea:

Weak and short waves in the sea, still short, but more pronounced. Crests have a glassy appearance and do not break.

Wind gusts: 18 km/h
Relative humidity: 67-76%
Cloudiness: 0%
Atmospheric pressure: 973 hPa
Visibility: 100%

Saturday, December 28, 2024 in Nesalce the weather is expected to be like this:

in the evening the air temperature drops to -1...+1°C; too cold: slight increase in discomfort; low risk of frostbite; need to dress warmly and to stay dry, dew point: -4,56°C; precipitation is not expected, light breeze wind blowing from the north-west at a speed of 7-11 km/h, the sky is clear, without clouds

day length is 09:06

Sunday, December 29, 2024

The Sun:	Sunrise 07:02, Sunset 16:09.
The Moon:	Moonrise 05:59, Moonset 14:25, Moon phase: waning crescent
	Geomagnetic Field: Unstable
	UV index: 1,4 (Low) Protection from UV radiation from the Sun is not necessary. A UV index reading of 0 to 2 means low danger from the sun's UV rays for the average person. Wear sunglasses on bright days. If you burn easily, cover up and use broad spectrum SPF 30+ sunscreen. Bright surfaces, such as sand, water, and snow, will increase UV exposure.

Air temperature:

-2...-1 °C The air temperature will go down

Weather patterns and meteorological conditions:

Wind: light breeze, northwest, speed 7 km/h
Wind gusts: 14 km/h
Relative humidity: 78-82%
Cloudiness: 0%
Atmospheric pressure: 973 hPa
Visibility: 99-100%

Air temperature:

-2...+3 °C The temperature will rise

Weather patterns and meteorological conditions:

Wind: light breeze, northwest, speed 7 km/h
Wind gusts: 14 km/h
Relative humidity: 63-80%
Cloudiness: 0%
Atmospheric pressure: 973-975 hPa
Visibility: 100%

Air temperature:

+2...+5 °C The temperature will rise

Weather patterns and meteorological conditions:

Wind: light breeze, northwest, speed 7 km/h
Wind gusts: 18 km/h
Relative humidity: 62-77%
Cloudiness: 23%
Atmospheric pressure: 973 hPa
Visibility: 100%

Air temperature:

-1...+1 °C The air temperature will go down

Weather patterns and meteorological conditions:

Sunday, December 29, 2024 in Nesalce the weather forecast is expected to be like this:

Wind: light breeze, northwest, speed 4-7 km/h
Wind gusts: 11 km/h
Relative humidity: 81-87%
Cloudiness: 30%
Atmospheric pressure: 975 hPa
Visibility: 100%

during the night the air temperature drops to -2...-1°C; too cold: slight increase in discomfort; low risk of frostbite; need to dress warmly and to stay dry, dew point: -4,3°C; precipitation is not expected, light breeze wind blowing from the north-west at a speed of 7 km/h, the sky is clear, without clouds
in the morning the air temperature warms up to -2...+3°C; too cold: slight increase in discomfort; low risk of frostbite; need to dress warmly and to stay dry, dew point: -4,35°C; precipitation is not expected, light breeze wind blowing from the north-west at a speed of 7 km/h, the sky is clear, without clouds
in the afternoon the air temperature warms up to +2...+5°C; too cold: chilly, dew point: -2,45°C; precipitation is not expected, light breeze wind blowing from the north-west at a speed of 7 km/h, the sky is clear, without clouds
in the evening the air temperature drops to -1...+1°C; too cold: slight increase in discomfort; low risk of frostbite; need to dress warmly and to stay dry, dew point: -2,38°C; precipitation is not expected, light breeze wind blowing from the north-west at a speed of 4-7 km/h, the sky is clear, without clouds

day length is 09:07

Monday, December 30, 2024

The Sun:	Sunrise 07:02, Sunset 16:10.
The Moon:	Moonrise 06:59, Moonset 15:20, Moon phase: new
	Geomagnetic Field: Unstable
	UV index: 1,4 (Low)

Air temperature:

-1 °C

Weather patterns and meteorological conditions:

Wind: light breeze, northwest, speed 4-7 km/h
Wind gusts: 11 km/h
Relative humidity: 87-88%
Cloudiness: 8%
Atmospheric pressure: 975 hPa
Visibility: 100%

Air temperature:

-1...+5 °C The temperature will rise

Weather patterns and meteorological conditions:

Direction of wind shown by smoke drift, but not by wind vanes.

Wind: light air, northwest, speed 4 km/h

On land:

At Sea:

There are very weak waves at sea. Ripples with the appearance of scales are formed, but without foam crests.

Wind gusts: 11 km/h
Relative humidity: 66-88%
Cloudiness: 9%
Atmospheric pressure: 976 hPa
Visibility: 100%

Air temperature:

+4...+7 °C The temperature will rise

Weather patterns and meteorological conditions:

Wind: light breeze, northwest, speed 4-7 km/h
Wind gusts: 11 km/h
Relative humidity: 61-78%
Cloudiness: 15%
Atmospheric pressure: 975-976 hPa
Visibility: 100%

Air temperature:

+1...+3 °C The air temperature will go down

Weather patterns and meteorological conditions:

Monday, December 30, 2024 in Nesalce the weather is expected to be like this:

Wind: light breeze, northwest, speed 4-7 km/h
Relative humidity: 82-89%
Cloudiness: 40%
Atmospheric pressure: 976-977 hPa
Visibility: 100%

during the night the air temperature drops to -1°C; too cold: slight increase in discomfort; low risk of frostbite; need to dress warmly and to stay dry, dew point: -2,79°C; precipitation is not expected, light breeze wind blowing from the north-west at a speed of 4-7 km/h, the sky is clear, without clouds
in the morning the air temperature warms up to -1...+5°C, dew point: -2,89°C; precipitation is not expected, light air wind blowing from the north-west at a speed of 4 km/h, the sky is clear, without clouds
in the afternoon the air temperature warms up to +4...+7°C; too cold: chilly, dew point: -0,84°C; precipitation is not expected, light breeze wind blowing from the north-west at a speed of 4-7 km/h, the sky is clear, without clouds
in the evening the air temperature drops to +1...+3°C; too cold: slight increase in discomfort; low risk of frostbite; need to dress warmly and to stay dry, dew point: -1,47°C; precipitation is not expected, light breeze wind blowing from the north-west at a speed of 4-7 km/h, the sky is clear, without clouds

day length is 09:08

Tuesday, December 31, 2024

The Sun:	Sunrise 07:03, Sunset 16:10.
The Moon:	Moonrise 07:52, Moonset 16:26, Moon phase: new
	Geomagnetic Field: Quiet
	UV index: 1,4 (Low)

Air temperature:

+5...+7 °C The temperature will rise

Weather patterns and meteorological conditions:

Wind: light air, northwest, speed 4 km/h
Wind gusts: 7 km/h
Relative humidity: 65-79%
Cloudiness: 0%
Atmospheric pressure: 976-977 hPa
Visibility: 100%

Air temperature:

+2...+4 °C The air temperature will go down

Weather patterns and meteorological conditions:

Tuesday, December 31, 2024 in Nesalce the weather forecast is expected to be like this:

Wind: light air, southwest, speed 4 km/h
Relative humidity: 83-89%
Cloudiness: 0%
Atmospheric pressure: 977 hPa
Visibility: 100%

during the night the air temperature drops to 0...+1°C, dew point: -1,73°C; precipitation is not expected, light air wind blowing from the north-west at a speed of 4 km/h, the sky is clear, without clouds
in the morning the air temperature warms up to 0...+5°C, dew point: -1,87°C; precipitation is not expected, light air wind blowing from the north-west at a speed of 4 km/h, the sky is clear, without clouds
in the afternoon the air temperature warms up to +5...+7°C, dew point: +0,61°C; ratio of temperature, wind speed and humidity: Slightly dry; precipitation is not expected, light air wind blowing from the north-west at a speed of 4 km/h, the sky is clear, without clouds
in the evening the air temperature drops to +2...+4°C, dew point: -0,15°C; precipitation is not expected, light air wind blowing from the south-west at a speed of 4 km/h, the sky is clear, without clouds

day length is 09:07

Wednesday, January 1, 2025

The Sun:	Sunrise 07:03, Sunset 16:11.
The Moon:	Moonrise 08:35, Moonset 17:39, Moon phase: waxing crescent
	Geomagnetic Field: Quiet
	UV index: 1,4 (Low)

Air temperature:

+1...+2 °C The air temperature will go down

Weather patterns and meteorological conditions:

Wind: light air, southern, speed 4 km/h
Relative humidity: 90-92%
Cloudiness: 0%
Atmospheric pressure: 976-977 hPa
Visibility: 100%

Air temperature:

+1...+5 °C The temperature will rise

Weather patterns and meteorological conditions:

Wind: light air, southern, speed 4 km/h
Relative humidity: 82-93%
Cloudiness: 0%
Atmospheric pressure: 975-976 hPa
Visibility: 100%

Air temperature:

+5...+7 °C The temperature will rise

Weather patterns and meteorological conditions:

Wind: light air, southeast, speed 4 km/h
Wind gusts: 7 km/h
Relative humidity: 75-84%
Cloudiness: 0%
Atmospheric pressure: 973-975 hPa
Visibility: 100%

Air temperature:

+2...+4 °C The air temperature will go down

Weather patterns and meteorological conditions:

Wednesday, January 1, 2025 in Nesalce the weather is expected to be like this:

Wind: light air, southern, speed 4 km/h
Relative humidity: 88-92%
Cloudiness: 0%
Atmospheric pressure: 973 hPa
Visibility: 100%

during the night the air temperature drops to +1...+2°C, dew point: -0,88°C; precipitation is not expected, light air wind blowing from the south at a speed of 4 km/h, the sky is clear, without clouds
in the morning the air temperature warms up to +1...+5°C, dew point: -1,06°C; ratio of temperature, wind speed and humidity: Slightly dry; precipitation is not expected, light air wind blowing from the south at a speed of 4 km/h, the sky is clear, without clouds
in the afternoon the air temperature warms up to +5...+7°C, dew point: +1,47°C; ratio of temperature, wind speed and humidity: Slightly dry; precipitation is not expected, light air wind blowing from the south-east at a speed of 4 km/h, the sky is clear, without clouds
in the evening the air temperature drops to +2...+4°C, dew point: -0,16°C; ratio of temperature, wind speed and humidity: Slightly dry; precipitation is not expected, light air wind blowing from the south at a speed of 4 km/h, the sky is clear, without clouds

day length is 09:08

Thursday, January 2, 2025

The Sun:	Sunrise 07:03, Sunset 16:12.
The Moon:	Moonrise 09:09, Moonset 18:54, Moon phase: waxing crescent
	Geomagnetic Field: Quiet

Air temperature:

+1...+2 °C The air temperature will go down

Weather patterns and meteorological conditions:

Wind: light air, southern, speed 4 km/h
Relative humidity: 90-93%
Cloudiness: 10%
Atmospheric pressure: 973 hPa
Visibility: 100%

Light cloud cover in the sky, no precipitation

Light cloud cover in the sky, no precipitation

Air temperature:

+1...+5 °C The temperature will rise

Weather patterns and meteorological conditions:

Wind: light air, southern, speed 4 km/h
Wind gusts: 11 km/h
Relative humidity: 80-98%
Cloudiness: 54%
Atmospheric pressure: 969-973 hPa
Visibility: 100%

Air temperature:

+4...+7 °C The temperature will rise

Weather patterns and meteorological conditions:

Wind: light breeze, southeast, speed 4-7 km/h
Wind gusts: 14 km/h
Relative humidity: 71-83%
Cloudiness: 13%
Atmospheric pressure: 967-969 hPa
Visibility: 100%

Light cloud cover in the sky, no precipitation

Air temperature:

+1...+4 °C The air temperature will go down

Weather patterns and meteorological conditions:

Wind: light air, southern, speed 4 km/h
Wind gusts: 7 km/h
Relative humidity: 88-94%
Cloudiness: 53%
Atmospheric pressure: 968 hPa
Visibility: 100%

Thursday, January 2, 2025 in Nesalce the weather forecast is expected to be like this:

during the night the air temperature drops to +1...+2°C, dew point: -1,16°C; precipitation is not expected, light air wind blowing from the south at a speed of 4 km/h, the sky is clear, without clouds
in the morning the air temperature warms up to +1...+5°C, dew point: -1,6°C; ratio of temperature, wind speed and humidity: Slightly dry; precipitation is not expected, light air wind blowing from the south at a speed of 4 km/h, in some places, small clouds may form in the sky
in the afternoon the air temperature warms up to +4...+7°C; too cold: chilly, dew point: +0,39°C; ratio of temperature, wind speed and humidity: Slightly dry; precipitation is not expected, light breeze wind blowing from the south-east at a speed of 4-7 km/h, the sky is clear, without clouds
in the evening the air temperature drops to +1...+4°C, dew point: -0,29°C; ratio of temperature, wind speed and humidity: Slightly dry; precipitation is not expected, light air wind blowing from the south at a speed of 4 km/h, in some places, small clouds may form in the sky

day length is 09:09

Friday, January 3, 2025

The Sun:	Sunrise 07:03, Sunset 16:13.
The Moon:	Moonrise 09:37, Moonset 20:10, Moon phase: waxing crescent
	Geomagnetic Field: Quiet

Air temperature:

+1...+2 °C The air temperature will go down

Weather patterns and meteorological conditions:

Wind: light air, southern, speed 4 km/h
Wind gusts: 11 km/h
Relative humidity: 91-93%
Cloudiness: 88%
Atmospheric pressure: 965-967 hPa
Visibility: 100%

Air temperature:

+1...+6 °C The temperature will rise

Weather patterns and meteorological conditions:

Wind: light breeze, southeast, speed 4-11 km/h
Wind gusts: 25 km/h
Relative humidity: 68-90%
Cloudiness: 66%
Atmospheric pressure: 964-965 hPa
Visibility: 100%

Air temperature:

+6...+8 °C The temperature will rise

Weather patterns and meteorological conditions:

The thin branches and leaves on the trees fluctuate continuously; wind extends light flag.

Wind: gentle breeze, southern, speed 11-14 km/h

On land:

At Sea:

Light and short waves are clearly visible at sea. Foam of glassy appearance. Perhaps scattered white horses.

Wind gusts: 32 km/h
Relative humidity: 62-72%
Cloudiness: 100%
Atmospheric pressure: 963-964 hPa
Visibility: 100%

Air temperature:

+4...+6 °C The air temperature will go down

Weather patterns and meteorological conditions:

Friday, January 3, 2025 in Nesalce the weather is expected to be like this:

Wind: light breeze, southern, speed 4-7 km/h
Wind gusts: 18 km/h
Relative humidity: 75-84%
Cloudiness: 97%
Atmospheric pressure: 963 hPa
Visibility: 72-100%

during the night the air temperature drops to +1...+2°C, dew point: -0,22°C; precipitation is not expected, light air wind blowing from the south at a speed of 4 km/h, overcast sky
in the morning the air temperature warms up to +1...+6°C; too cold: chilly, dew point: +0,02°C; precipitation is not expected, light breeze wind blowing from the south-east at a speed of 4-11 km/h, overcast sky
in the afternoon the air temperature warms up to +6...+8°C; too cold: chilly, dew point: +1,52°C; precipitation is not expected, gentle breeze wind blowing from the south at a speed of 11-14 km/h, overcast sky
in the evening the air temperature drops to +4...+6°C; too cold: chilly, dew point: +2,27°C; ratio of temperature, wind speed and humidity: Slightly dry; precipitation is not expected, light breeze wind blowing from the south at a speed of 4-7 km/h, overcast sky

day length is 09:10

Saturday, January 4, 2025

The Sun:	Sunrise 07:03, Sunset 16:14.
The Moon:	Moonrise 10:01, Moonset 21:24, Moon phase: waxing crescent
	Geomagnetic Field: Quiet

Air temperature:

+3...+4 °C The air temperature will go down

Weather patterns and meteorological conditions:

Sometimes short-term rains

Wind: light breeze, southeast, speed 7-11 km/h
Wind gusts: 18 km/h
Relative humidity: 86-92%
Cloudiness: 100%
Atmospheric pressure: 959-961 hPa
Amount of precipitations: 4,6 mm
Visibility: 37-59%

Air temperature:

+2...+3 °C The air temperature will go down

Weather patterns and meteorological conditions:

Snow and rain expected

Wind: light breeze, northeast, speed 11 km/h
Wind gusts: 22 km/h
Relative humidity: 88-96%
Cloudiness: 100%
Atmospheric pressure: 957 hPa
Amount of precipitations: 5,3 mm
Visibility: 2-72%

Air temperature:

-1...+2 °C The air temperature will go down

Weather patterns and meteorological conditions:

Wind: light breeze, northern, speed 7-11 km/h
Wind gusts: 22 km/h
Relative humidity: 86-90%
Cloudiness: 98%
Atmospheric pressure: 956-967 hPa
Amount of precipitations: 1 mm
Visibility: 2-96%

Air temperature:

-2...-1 °C The air temperature will go down

Weather patterns and meteorological conditions:

Saturday, January 4, 2025 in Nesalce the weather forecast is expected to be like this:

Wind: light breeze, northern, speed 4-7 km/h
Wind gusts: 11 km/h
Relative humidity: 90-91%
Cloudiness: 93%
Atmospheric pressure: 967 hPa
Visibility: 76-97%

during the night the air temperature drops to +3...+4°C; too cold: chilly, dew point: +2,77°C; ratio of temperature, wind speed and humidity: Slightly dry; very light rain may fall in some places, when leaving the house, we recommend that you bring an umbrella, light breeze wind blowing from the south-east at a speed of 7-11 km/h, overcast sky
in the morning the air temperature drops to +2...+3°C; too cold: chilly, dew point: +0,2°C; fog may form, with visibility of 483 m; snow is expected, when leaving the house, we recommend that you bring an umbrella, light breeze wind blowing from the north-east at a speed of 11 km/h, overcast sky
in the afternoon the air temperature drops to -1...+2°C; too cold: slight increase in discomfort; low risk of frostbite; need to dress warmly and to stay dry, dew point: -2,28°C; fog may form, with visibility of 483 m; snowfall is expected, light breeze wind blowing from the north at a speed of 7-11 km/h, overcast sky
in the evening the air temperature drops to -2...-1°C; too cold: slight increase in discomfort; low risk of frostbite; need to dress warmly and to stay dry, dew point: -3°C; precipitation is not expected, light breeze wind blowing from the north at a speed of 4-7 km/h, overcast sky

day length is 09:11

Sunday, January 5, 2025

The Sun:	Sunrise 07:03, Sunset 16:15.
The Moon:	Moonrise 10:23, Moonset 22:38, Moon phase: waxing crescent
	Geomagnetic Field: Active

Air temperature:

-3...-2 °C The air temperature will go down

Weather patterns and meteorological conditions:

Wind: light air, northern, speed 4 km/h
Wind gusts: 7 km/h
Relative humidity: 91-94%
Cloudiness: 100%
Atmospheric pressure: 964-965 hPa
Visibility: 92-95%

Air temperature:

-2...+1 °C The temperature will rise

Weather patterns and meteorological conditions:

Wind: light air, northern, speed 4 km/h
Relative humidity: 79-93%
Cloudiness: 100%
Atmospheric pressure: 961-963 hPa
Visibility: 96-100%

The sky is overcast, no precipitation

Air temperature:

+1...+2 °C The temperature will rise

Weather patterns and meteorological conditions:

Wind: light air, northern, speed 4 km/h
Relative humidity: 76-85%
Cloudiness: 100%
Atmospheric pressure: 960-961 hPa
Visibility: 100%

Air temperature:

0 °C

Weather patterns and meteorological conditions:

Sunday, January 5, 2025 in Nesalce the weather is expected to be like this:

Wind: light air, southeast, speed 4 km/h
Relative humidity: 85-91%
Cloudiness: 100%
Atmospheric pressure: 957-959 hPa
Amount of precipitations: 0,2 mm
Visibility: 68-100%

during the night the air temperature drops to -3...-2°C, dew point: -3,55°C; precipitation is not expected, light air wind blowing from the north at a speed of 4 km/h, overcast sky
in the morning the air temperature warms up to -2...+1°C, dew point: -3,49°C; precipitation is not expected, light air wind blowing from the north at a speed of 4 km/h, overcast sky
in the afternoon the air temperature warms up to +1...+2°C, dew point: -2,21°C; there may be light precipitation, light air wind blowing from the north at a speed of 4 km/h, overcast sky
in the evening the air temperature drops to 0°C, dew point: -1,78°C; snowfall is expected, light air wind blowing from the south-east at a speed of 4 km/h, overcast sky

day length is 09:12

Monday, January 6, 2025

The Sun:	Sunrise 07:03, Sunset 16:16.
The Moon:	Moonrise 10:45, Moonset 23:52, Moon phase: waxing crescent
	Geomagnetic Field: Active

Air temperature:

0 °C

Weather patterns and meteorological conditions:

Wind: light air, southeast, speed 4 km/h
Wind gusts: 7 km/h
Relative humidity: 94-99%
Cloudiness: 100%
Atmospheric pressure: 955-956 hPa
Amount of precipitations: 0,4 mm
Visibility: 2-38%

Air temperature:

+1 °C

Weather patterns and meteorological conditions:

Snow and rain expected

Wind: light air, southeast, speed 4 km/h
Wind gusts: 7 km/h
Relative humidity: 99%
Cloudiness: 100%
Atmospheric pressure: 951-953 hPa
Amount of precipitations: 1,4 mm
Visibility: 2%

Air temperature:

0...+1 °C

Weather patterns and meteorological conditions:

Snow expected

Wind: light breeze, northern, speed 4-7 km/h
Wind gusts: 14 km/h
Relative humidity: 98-99%
Cloudiness: 100%
Atmospheric pressure: 949-952 hPa
Amount of precipitations: 12,2 mm
Visibility: 2%

Monday, January 6, 2025 in Nesalce the weather forecast is expected to be like this:

Air temperature:

-3...-1 °C The air temperature will go down

Weather patterns and meteorological conditions:

Snow expected

Wind: light breeze, northern, speed 11 km/h
Wind gusts: 18 km/h
Relative humidity: 96-98%
Cloudiness: 99%
Atmospheric pressure: 952-957 hPa
Amount of precipitations: 3,4 mm
Visibility: 2-16%

during the night the air temperature warms up to 0°C, dew point: -0,89°C; snowfall is expected, light air wind blowing from the south-east at a speed of 4 km/h, overcast sky
in the morning the air temperature warms up to +1°C, dew point: +0,48°C; snow is expected, when leaving the house, we recommend that you bring an umbrella, light air wind blowing from the south-east at a speed of 4 km/h, overcast sky
in the afternoon the air temperature drops to 0...+1°C; too cold: slight increase in discomfort; low risk of frostbite; need to dress warmly and to stay dry, dew point: -0,56°C; fog may form, with visibility of 483 m; precipitations in the form of heavy snow, snow are expected, light breeze wind blowing from the north at a speed of 4-7 km/h, overcast sky
in the evening the air temperature drops to -3...-1°C; too cold: slight increase in discomfort; low risk of frostbite; need to dress warmly and to stay dry, dew point: -3,74°C; fog may form, with visibility of 483 m; precipitations in the form of heavy snow, snow are expected, light breeze wind blowing from the north at a speed of 11 km/h, overcast sky

day length is 09:13

Tuesday, January 7, 2025

The Sun:	Sunrise 07:02, Sunset 16:17.
The Moon:	Moonrise 11:07, Moonset --:--, Moon phase: in its first quarter
	Geomagnetic Field: Unstable

Air temperature:

-7...-3 °C The air temperature will go down

Weather patterns and meteorological conditions:

Wind: light breeze, northern, speed 7 km/h
Wind gusts: 14 km/h
Relative humidity: 95%
Cloudiness: 96%
Atmospheric pressure: 959-961 hPa
Amount of precipitations: 0,1 mm
Visibility: 2-91%

Air temperature:

-7...-4 °C The air temperature will go down

Weather patterns and meteorological conditions:

Wind: light breeze, northern, speed 7-11 km/h
Wind gusts: 18 km/h
Relative humidity: 83-94%
Cloudiness: 83%
Atmospheric pressure: 963-965 hPa
Amount of precipitations: 0,1 mm
Visibility: 32-98%

Air temperature:

-4...-3 °C The temperature will rise

Weather patterns and meteorological conditions:

Wind: light breeze, northern, speed 11 km/h
Wind gusts: 22 km/h
Relative humidity: 80-92%
Cloudiness: 100%
Atmospheric pressure: 965-968 hPa
Amount of precipitations: 0,7 mm
Visibility: 10-92%

Air temperature:

-6...-5 °C The air temperature will go down

Weather patterns and meteorological conditions: