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 >

Current conditions at

Pocatello, Pocatello Regional Airport (KPIH)

Lat: 42.92028°NLon: 112.57111°WElev: 4449.0ft.

Clear

57°F

14°C

Humidity 28%
Wind Speed S 11 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 20 May 10:55 PM MDT
Extended Forecast for

22 Miles SE Craters of the Moon National Monument ID

  • Tonight

    Tonight: A 40 percent chance of rain, mainly after 3am.  Mostly cloudy, with a low around 37. Northeast wind 8 to 13 mph, with gusts as high as 21 mph.

    Low: 37 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain, mainly before 10am.  Mostly cloudy, then gradually becoming sunny, with a high near 64. North northeast wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 64 °F

    Chance Rain
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35. North northeast wind 8 to 10 mph.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 70. Northeast wind 6 to 10 mph becoming southwest in the afternoon.

    High: 70 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 38. South wind 5 to 9 mph.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 81. Breezy.

    High: 81 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43. Breezy.

    Low: 43 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

Detailed Forecast

Tonight
A 40 percent chance of rain, mainly after 3am. Mostly cloudy, with a low around 37. Northeast wind 8 to 13 mph, with gusts as high as 21 mph.
Thursday
A 40 percent chance of rain, mainly before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 64. North northeast wind 6 to 11 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 35. North northeast wind 8 to 10 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 70. Northeast wind 6 to 10 mph becoming southwest in the afternoon.
Friday Night
Mostly clear, with a low around 38. South wind 5 to 9 mph.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 43.
Sunday
Mostly sunny, with a high near 81. Breezy.
Sunday Night
Partly cloudy, with a low around 43. Breezy.
Memorial Day
Sunny, with a high near 82. Breezy.
Monday Night
Partly cloudy, with a low around 43. Breezy.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
A 20 percent chance of rain. Partly cloudy, with a low around 36. Breezy.
Wednesday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
22 Miles SE Craters of the Moon National Monument ID
 43.23°N 113.25°W (Elev. 5000 ft)
5:30 pm MDT May 20, 2026
11pm MDT May 20, 2026-6pm MDT May 27, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database