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

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Rexburg, Rexburg-Madison County Airport (KRXE)

Lat: 43.83167°NLon: 111.80611°WElev: 4859.0ft.

Clear

66°F

19°C

Humidity 34%
Wind Speed WNW 3 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 17 Jun 08:53 AM MDT
Extended Forecast for

Ashton ID

Red Flag Warning June 17, 12:00pm until June 17, 09:00pm
Click here for hazard details and duration
Red Flag Warning

  • Today

    Today: Sunny, with a high near 81. West wind 6 to 11 mph, with gusts as high as 24 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 43. West northwest wind 6 to 14 mph becoming east northeast after midnight. Winds could gust as high as 25 mph.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77. Light and variable wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48. Southwest wind around 7 mph becoming east northeast after midnight.

    Low: 48 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 86. Light and variable wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.

    High: 76 °F

    Slight Chance
    Rain then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of rain after midnight. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.

    Low: 46 °F

    Showers
    Likely then
    Slight Chance
    Rain

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 81. West wind 6 to 11 mph, with gusts as high as 24 mph.
Tonight
Mostly clear, with a low around 43. West northwest wind 6 to 14 mph becoming east northeast after midnight. Winds could gust as high as 25 mph.
Thursday
Sunny, with a high near 77. Light and variable wind becoming west southwest 5 to 8 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 48. Southwest wind around 7 mph becoming east northeast after midnight.
Juneteenth
Sunny, with a high near 86. Light and variable wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Mostly cloudy, with a low around 52.
Saturday
A slight chance of rain, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of rain after midnight. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 84.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ashton ID
 44.08°N 111.45°W (Elev. 5299 ft)
Last Update:
5:31 am MDT Jun 17, 2026
Forecast Valid:
9am MDT Jun 17, 2026-6pm MDT Jun 23, 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