Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

St. Johns, St. Johns Industrial Airpark (KSJN)

Lat: 34.52°NLon: 109.38°WElev: 5732ft.

Fair

76°F

24°C

Humidity 43%
Wind Speed S 5 mph
Barometer 30.27 in (1014.3 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 17 Aug 8:54 pm MST
Extended Forecast for

16 Miles ENE Aragon NM

  • Tonight

    Tonight: Partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Calm wind becoming south around 5 mph.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 57. Calm wind becoming west around 5 mph after midnight.  Chance of precipitation is 20%.

    Low: 57 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 79. West wind around 5 mph becoming calm  in the afternoon.  Chance of precipitation is 40%.

    High: 79 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms.  Mostly cloudy, with a low around 58. South wind around 5 mph becoming calm.  Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after noon.  Mostly cloudy, with a high near 79. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 57.

    Low: 57 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 55. Calm wind.
Tuesday
Mostly sunny, with a high near 76. Calm wind becoming south around 5 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57. Calm wind becoming west around 5 mph after midnight. Chance of precipitation is 20%.
Wednesday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 79. West wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 40%.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 58. South wind around 5 mph becoming calm. Chance of precipitation is 20%.
Thursday
Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Thursday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 57.
Friday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78.
Friday Night
Mostly cloudy, with a low around 57.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles ENE Aragon NM
 34.01°N 108.3°W (Elev. 8599 ft)
6:02 pm MDT Aug 17, 2026
10pm MDT Aug 17, 2026-6pm MDT Aug 24, 2026
 
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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