National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Snow in the Sierra Nevada; Heavy Rainfall in Texas Sunday

Heavy snow is expected in the Sierra Nevada mountain ranges into Saturday causing hazardous travel conditions. Winter Storm Warnings have been issued. Thunderstorms and moderate to heavy rainfall are expected across portions of eastern Texas into Louisiana on Sunday. Read More >

Current conditions at

Tanana, Calhoun Memorial Airport (PATA)

Lat: 65.17°NLon: 152.1°WElev: 226ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

36 Miles SSW Alatna AK

  • Overnight

    Overnight: A 50 percent chance of snow. Cloudy, with a low around 14. Northeast wind around 5 mph.

    Low: 14 °F

    Chance Snow

  • Sunday

    Sunday: Snow, mainly before 3pm. High near 21. Northeast wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 21 °F

    Snow

  • Sunday Night

    Sunday Night: A 50 percent chance of snow. Cloudy, with a low around 16. Northeast wind 5 to 10 mph.

    Low: 16 °F

    Chance Snow

  • Monday

    Monday: A 50 percent chance of snow. Mostly cloudy, with a high near 22. Northeast wind 5 to 10 mph.

    High: 22 °F

    Chance Snow

  • Monday Night

    Monday Night: Snow likely, mainly after 9pm. Cloudy, with a low around 17. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 17 °F

    Snow Likely

  • Tuesday

    Tuesday: Snow likely, mainly before 9am. Cloudy, with a high near 21. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 21 °F

    Snow Likely

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow before 9pm. Mostly cloudy, with a low around 11.

    Low: 11 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 20.

    High: 20 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Snow likely, mainly after 3am. Mostly cloudy, with a low around 15.

    Low: 15 °F

    Snow Likely

Detailed Forecast

Overnight
A 50 percent chance of snow. Cloudy, with a low around 14. Northeast wind around 5 mph.
Sunday
Snow, mainly before 3pm. High near 21. Northeast wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Sunday Night
A 50 percent chance of snow. Cloudy, with a low around 16. Northeast wind 5 to 10 mph.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 22. Northeast wind 5 to 10 mph.
Monday Night
Snow likely, mainly after 9pm. Cloudy, with a low around 17. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Tuesday
Snow likely, mainly before 9am. Cloudy, with a high near 21. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Tuesday Night
A 20 percent chance of snow before 9pm. Mostly cloudy, with a low around 11.
Wednesday
Mostly cloudy, with a high near 20.
Wednesday Night
Snow likely, mainly after 3am. Mostly cloudy, with a low around 15.
Thursday
Snow likely, mainly before 3pm. Cloudy, with a high near 22.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 14.
Friday
A slight chance of snow. Mostly cloudy, with a high near 21.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 12.
Saturday
A slight chance of snow. Cloudy, with a high near 19.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
36 Miles SSW Alatna AK
 66.07°N 153.18°W (Elev. 1198 ft)
Last Update:
4:16 am AKST Nov 15, 2026
Forecast Valid:
5am AKST Nov 15, 2026-6pm AKST Nov 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation