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

40 Miles S Alatna AK

  • Overnight

    Overnight: A 40 percent chance of snow. Cloudy, with a low around 13. Northeast wind around 5 mph.

    Low: 13 °F

    Chance Snow

  • Sunday

    Sunday: Snow, mainly before 3pm. High near 21. Northeast wind around 10 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 21 °F

    Snow then
    Snow Likely

  • Sunday Night

    Sunday Night: Snow likely, mainly between 9pm and 3am. Cloudy, with a low around 14. Northeast wind around 10 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 14 °F

    Snow Likely

  • Monday

    Monday: A 50 percent chance of snow. Mostly cloudy, with a high near 23. Northeast wind around 10 mph.

    High: 23 °F

    Chance Snow

  • Monday Night

    Monday Night: Snow likely, mainly after 9pm. Cloudy, with a low around 16. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 16 °F

    Snow Likely

  • Tuesday

    Tuesday: Snow likely, mainly before 9am. Mostly cloudy, with a high near 22. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 22 °F

    Snow Likely

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 9.

    Low: 9 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 19.

    High: 19 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of snow after 3am. Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Overnight
A 40 percent chance of snow. Cloudy, with a low around 13. Northeast wind around 5 mph.
Sunday
Snow, mainly before 3pm. High near 21. Northeast wind around 10 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Sunday Night
Snow likely, mainly between 9pm and 3am. Cloudy, with a low around 14. Northeast wind around 10 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 23. Northeast wind around 10 mph.
Monday Night
Snow likely, mainly after 9pm. Cloudy, with a low around 16. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
Snow likely, mainly before 9am. Mostly cloudy, with a high near 22. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday Night
Mostly cloudy, with a low around 9.
Wednesday
Partly sunny, with a high near 19.
Wednesday Night
A chance of snow after 3am. Mostly cloudy, with a low around 12.
Thursday
A chance of snow. Mostly 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 22.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 11.
Saturday
A slight chance of snow. Mostly cloudy, with a high near 20.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
40 Miles S Alatna AK
 65.98°N 152.63°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