Alta, WY Weather Forecast and Current Conditions

WEATHER ALERTS - Winter Storm Warning

Current Conditions From Nearby Local Station

Cloudy 23°F
Feels Like 11°F  
Humidity 90% Dew Point 20°F Wind SSE 12 MPH Gusts 15 Barometer 30.02 in.
Report from a MADIS/MESONET weather station 0.3 mi. N of central Alta
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Point Forecast at a Glance

WedDec 3
Wed Dec 3: Snow Showers, Low 21F
20%
 
21
ThuDec 4
Thu Dec 4: Snow Showers, High 27F, Low 22F
80%
27
22
FriDec 5
Fri Dec 5: Snow Showers, High 34F, Low 29F
100%
34
29
SatDec 6
Sat Dec 6: Snow Showers, High 34F, Low 22F
90%
34
22
SunDec 7
Sun Dec 7: Snow Showers, High 34F, Low 29F
80%
34
29
MonDec 8
Mon Dec 8: Snow Showers Likely, High 37F, Low 31F
60%
37
31
TueDec 9
Tue Dec 9: Snow Showers Likely, High 41F, Low 34F
50%
41
34

7-Day Temperature Trend

Week Ahead Summary

Warming trend through the week with high temperatures climbing from 27°F to 41°F. Unsettled weather expected with snow likely on at least 7 days.

Climate Context

This week's forecast shows temperatures running 8°F above the historical average for December. Normal highs for this period are around 28°F with lows around 8°F.

This Date in Weather History

1972 - Winds gusting to 70 mph sent the temperature at Livingston, MT, plunging from 52 degrees to 18 degrees in just twenty minutes.

More on this and other weather history

Alta, WY 7 Day Weather Forecast Details

Wednesday Dec 3

Snow Showers

Night: A 20 percent chance of snow showers. Mostly cloudy, with a steady temperature around 21. South wind around 6 mph.

Thursday Dec 4

Snow Showers

Day: Snow showers, mainly after 3pm. High near 27. South southwest wind 6 to 9 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Snow Showers

Night: Snow showers. The snow could be heavy at times. Low around 22. South wind 5 to 8 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

Friday Dec 5

Snow Showers

Day: Snow showers. High near 34. Light southwest wind increasing to 6 to 11 mph in the morning. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Snow Showers

Night: Snow showers. Low around 29. West southwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Saturday Dec 6

Snow Showers

Day: Snow showers. High near 34. West southwest wind around 10 mph. Chance of precipitation is 90%.

Snow Showers Likely

Night: Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 22. Southwest wind 6 to 10 mph. Chance of precipitation is 70%.

Sunday Dec 7

Snow Showers

Day: Snow showers, mainly after 11am. High near 34. Chance of precipitation is 80%.

Snow Showers

Night: Snow showers. Low around 29. Chance of precipitation is 80%.

Monday Dec 8

Snow Showers Likely

Day: Snow showers likely. Mostly cloudy, with a high near 37. Chance of precipitation is 60%.

Snow Showers

Night: A chance of snow showers. Mostly cloudy, with a low around 31.

Tuesday Dec 9

Snow Showers Likely

Day: Snow showers likely, possibly mixed with rain. Mostly cloudy, with a high near 41. Breezy.

Snow Showers Likely

Night: Rain and snow showers likely. Snow level 6800 feet. Mostly cloudy, with a low around 34. Breezy.

Wednesday Dec 10

Snow Showers

Day: Rain likely, possibly mixed with snow showers. Snow level 6600 feet rising to 7200 feet in the afternoon. Mostly cloudy, with a high near 43.


About Alta, WY

Alta is a census-designated place (CDP) in Teton County, Wyoming, United States. The population was 429 at the 2020 census. It is part of the Jackson, WY–ID Micropolitan Statistical Area, and it is located between Driggs, Idaho and the Grand Targhee ski resort.

Content from Wikipedia, licensed under CC BY-SA 3.0.

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Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.