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

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley Thursday afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Hazardous Weather Conditions

Current conditions at

St. Mary's, St. Mary's Airport (PASM)

Lat: 62.05°NLon: 163.3°WElev: 312ft.

Overcast

32°F

0°C

Humidity 85%
Wind Speed Calm
Barometer 30.09 in (1020.1 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 8 Apr 8:56 pm AKDT
Extended Forecast for

Hamilton AK

  • Tonight

    Tonight: A 10 percent chance of snow after 4am. Mostly cloudy, with a low around 25. Northeast wind around 5 mph becoming southeast after midnight.

    Low: 25 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Thursday

    Thursday: A chance of snow before 1pm, then rain and snow. High near 34. South wind 15 to 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance Snow
    then
    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow, becoming all snow after 7pm. Low around 24. Southwest wind 10 to 20 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 24 °F

    Rain/Snow
    then Snow
    Likely

  • Friday

    Friday: A chance of snow before 4pm, then a slight chance of rain and snow. Partly sunny, with a high near 34. South wind around 5 mph. Chance of precipitation is 30%.

    High: 34 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Friday Night

    Friday Night: A slight chance of rain and snow before 7pm, then snow likely. Mostly cloudy, with a low around 25. South wind 10 to 15 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance
    Rain/Snow
    then Snow
    Likely

  • Saturday

    Saturday: Snow likely before 10am, then snow likely, possibly mixed with rain. Cloudy, with a high near 34. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Rain/Snow
    Likely

  • Saturday Night

    Saturday Night: Snow likely, mainly after 4am. Cloudy, with a low around 25. Chance of precipitation is 60%.

    Low: 25 °F

    Snow Likely

  • Sunday

    Sunday: Snow likely, mainly before 10am. Cloudy, with a high near 33.

    High: 33 °F

    Snow Likely

  • Sunday Night

    Sunday Night: A chance of snow, mainly before 10pm. Cloudy, with a low around 18.

    Low: 18 °F

    Chance Snow

Detailed Forecast

Tonight
A 10 percent chance of snow after 4am. Mostly cloudy, with a low around 25. Northeast wind around 5 mph becoming southeast after midnight.
Thursday
A chance of snow before 1pm, then rain and snow. High near 34. South wind 15 to 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday Night
Rain and snow, becoming all snow after 7pm. Low around 24. Southwest wind 10 to 20 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Friday
A chance of snow before 4pm, then a slight chance of rain and snow. Partly sunny, with a high near 34. South wind around 5 mph. Chance of precipitation is 30%.
Friday Night
A slight chance of rain and snow before 7pm, then snow likely. Mostly cloudy, with a low around 25. South wind 10 to 15 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday
Snow likely before 10am, then snow likely, possibly mixed with rain. Cloudy, with a high near 34. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday Night
Snow likely, mainly after 4am. Cloudy, with a low around 25. Chance of precipitation is 60%.
Sunday
Snow likely, mainly before 10am. Cloudy, with a high near 33.
Sunday Night
A chance of snow, mainly before 10pm. Cloudy, with a low around 18.
Monday
A slight chance of snow. Mostly cloudy, with a high near 28.
Monday Night
Mostly cloudy, with a low around 13.
Tuesday
A slight chance of snow. Partly sunny, with a high near 28.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 18.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hamilton AK
 62.89°N 163.88°W (Elev. 3 ft)
Last Update:
9:19 pm AKDT Apr 8, 2026
Forecast Valid:
9pm AKDT Apr 8, 2026-6pm AKDT Apr 15, 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