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

Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. 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

42°F

6°C

Humidity 79%
Wind Speed SE 10 mph
Barometer 29.71 in (1006.8 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 20 May 7:56 pm AKDT
Extended Forecast for

Arolokovik AK

  • Tonight

    Tonight: A chance of showers before 10pm, then a chance of showers after 1am. Mostly cloudy, with a low around 37. South wind 5 to 15 mph becoming east after midnight. Chance of precipitation is 30%.

    Low: 37 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers. High near 48. Southeast wind 10 to 15 mph. Chance of precipitation is 80%.

    High: 48 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 36. Northeast wind around 5 mph. Chance of precipitation is 70%.

    Low: 36 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday

    Friday: Showers, mainly after 1pm. High near 46. Southeast wind around 5 mph. Chance of precipitation is 80%.

    High: 46 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers, mainly before 10pm. Low around 34. Southeast wind 5 to 10 mph becoming north in the evening. Chance of precipitation is 80%.

    Low: 34 °F

    Showers then
    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers. Mostly cloudy, with a high near 44.

    High: 44 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers before 10pm. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers after 4pm. Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 10pm. Partly cloudy, with a low around 36.

    Low: 36 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers before 10pm, then a chance of showers after 1am. Mostly cloudy, with a low around 37. South wind 5 to 15 mph becoming east after midnight. Chance of precipitation is 30%.
Thursday
Showers. High near 48. Southeast wind 10 to 15 mph. Chance of precipitation is 80%.
Thursday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 36. Northeast wind around 5 mph. Chance of precipitation is 70%.
Friday
Showers, mainly after 1pm. High near 46. Southeast wind around 5 mph. Chance of precipitation is 80%.
Friday Night
Showers, mainly before 10pm. Low around 34. Southeast wind 5 to 10 mph becoming north in the evening. Chance of precipitation is 80%.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 44.
Saturday Night
A 40 percent chance of showers before 10pm. Mostly cloudy, with a low around 35.
Sunday
A chance of showers after 4pm. Partly sunny, with a high near 46.
Sunday Night
A chance of showers before 10pm. Partly cloudy, with a low around 36.
Memorial Day
Showers likely, mainly after 4pm. Mostly cloudy, with a high near 48.
Monday Night
Showers likely. Mostly cloudy, with a low around 38.
Tuesday
A chance of showers. Cloudy, with a high near 49.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 38.
Wednesday
A chance of showers. Partly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arolokovik AK
 62.39°N 163.8°W (Elev. 7 ft)
Last Update:
7:17 pm AKDT May 20, 2026
Forecast Valid:
8pm AKDT May 20, 2026-6pm AKDT May 27, 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