Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

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

Lat: 34.51833°NLon: 109.37917°WElev: 5732.0ft.

Clear

72°F

22°C

Humidity 53%
Wind Speed SSE 8 MPH
Barometer 30.33 in (1027.09 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 22 Aug 09:20 PM MST
Extended Forecast for

4 Miles N St. Johns AZ

  • Tonight

    Tonight: Partly cloudy, with a low around 63. Southeast wind around 6 mph.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 94. East wind 6 to 11 mph becoming west in the afternoon. Winds could gust as high as 16 mph.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 10 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 61. Southwest wind 5 to 10 mph becoming light and variable  in the evening. Winds could gust as high as 16 mph.

    Low: 61 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 10 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 94. Light and variable wind becoming west 5 to 9 mph in the morning.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63. Southwest wind 5 to 10 mph becoming light and variable  in the evening. Winds could gust as high as 15 mph.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 10 percent chance of showers and thunderstorms after noon.  Mostly sunny and hot, with a high near 96. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 16 mph.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 63. Southwest wind 6 to 11 mph becoming light and variable. Winds could gust as high as 17 mph.

    Low: 63 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny and hot, with a high near 97. Southeast wind 6 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 97 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 65. West wind 5 to 13 mph becoming southeast after midnight.

    Low: 65 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 63. Southeast wind around 6 mph.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 94. East wind 6 to 11 mph becoming west in the afternoon. Winds could gust as high as 16 mph.
Sunday Night
A 10 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 61. Southwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 16 mph.
Monday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 94. Light and variable wind becoming west 5 to 9 mph in the morning.
Monday Night
Partly cloudy, with a low around 63. Southwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 15 mph.
Tuesday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 96. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 16 mph.
Tuesday Night
Partly cloudy, with a low around 63. Southwest wind 6 to 11 mph becoming light and variable. Winds could gust as high as 17 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 97. Southeast wind 6 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 65. West wind 5 to 13 mph becoming southeast after midnight.
Thursday
Sunny and hot, with a high near 98. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 16 mph.
Thursday Night
Partly cloudy, with a low around 65. West wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.
Friday
Sunny and hot, with a high near 98. Light and variable wind becoming west 6 to 11 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 66. West wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.
Saturday
Sunny and hot, with a high near 98. Light and variable wind becoming west 6 to 11 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N St. Johns AZ
 34.58°N 109.38°W (Elev. 5650 ft)
10:11 pm MDT Aug 22, 2026
10pm MDT Aug 22, 2026-6pm MDT Aug 29, 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