Severe Weather and Flooding Threats for the Central U.S.; Dangerous Heat in the Southern and Western U.S.

Severe weather and flooding threats will continue for portions of the central U.S. over the next couple of days, with multiple rounds of thunderstorms expected. Dangerous heat will persist across the southern and western U.S. through mid-week. Hot and dry conditions will fuel fire weather concerns for the Intermountain West, where dry thunderstorms may spark additional wildfires. Read More >

Current conditions at

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

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

Clear

82°F

28°C

Humidity 18%
Wind Speed NW 10 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 23 Jun 08:05 PM MST
Extended Forecast for

St. Johns AZ

Fire Weather Watch June 26, 12:00pm until June 28, 09:00pm
Click here for hazard details and duration
Fire Weather Watch
  • Tonight

    Tonight: Partly cloudy, with a low around 65. Southwest wind 5 to 8 mph.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny and hot, with a high near 96. Light and variable wind becoming west 9 to 14 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 96 °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 62. West wind 6 to 14 mph becoming south after midnight. Winds could gust as high as 21 mph.

    Low: 62 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 92. Light and variable wind becoming west 16 to 21 mph in the morning. Winds could gust as high as 33 mph.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61. West wind 13 to 18 mph becoming south 6 to 11 mph after midnight. Winds could gust as high as 29 mph.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: A 10 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 92. Breezy, with a south wind 9 to 14 mph becoming west 19 to 24 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. Breezy, with a west wind 18 to 23 mph becoming south 8 to 13 mph after midnight. Winds could gust as high as 36 mph.

    Low: 61 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 91. Breezy, with a southwest wind 8 to 18 mph increasing to 19 to 29 mph in the afternoon. Winds could gust as high as 44 mph.

    High: 91 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 58. Breezy, with a south wind 15 to 25 mph decreasing to 5 to 15 mph after midnight. Winds could gust as high as 41 mph.

    Low: 58 °F

    Clear and
    Breezy then
    Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 65. Southwest wind 5 to 8 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 96. Light and variable wind becoming west 9 to 14 mph in the afternoon. Winds could gust as high as 22 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 62. West wind 6 to 14 mph becoming south after midnight. Winds could gust as high as 21 mph.
Thursday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 92. Light and variable wind becoming west 16 to 21 mph in the morning. Winds could gust as high as 33 mph.
Thursday Night
Mostly clear, with a low around 61. West wind 13 to 18 mph becoming south 6 to 11 mph after midnight. Winds could gust as high as 29 mph.
Friday
A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 92. Breezy, with a south wind 9 to 14 mph becoming west 19 to 24 mph in the afternoon. Winds could gust as high as 39 mph.
Friday Night
Mostly clear, with a low around 61. Breezy, with a west wind 18 to 23 mph becoming south 8 to 13 mph after midnight. Winds could gust as high as 36 mph.
Saturday
Sunny, with a high near 91. Breezy, with a southwest wind 8 to 18 mph increasing to 19 to 29 mph in the afternoon. Winds could gust as high as 44 mph.
Saturday Night
Clear, with a low around 58. Breezy, with a south wind 15 to 25 mph decreasing to 5 to 15 mph after midnight. Winds could gust as high as 41 mph.
Sunday
Sunny, with a high near 90. Breezy, with a southwest wind 5 to 15 mph increasing to 19 to 29 mph in the afternoon. Winds could gust as high as 44 mph.
Sunday Night
Clear, with a low around 56. Breezy, with a southwest wind 19 to 24 mph becoming light south after midnight. Winds could gust as high as 39 mph.
Monday
Sunny, with a high near 90. Breezy, with a light south wind becoming southwest 17 to 22 mph in the morning. Winds could gust as high as 34 mph.
Monday Night
Clear, with a low around 57. Southwest wind 15 to 20 mph becoming light and variable after midnight. Winds could gust as high as 31 mph.
Tuesday
Sunny, with a high near 90. Light and variable wind becoming west 13 to 18 mph in the morning. Winds could gust as high as 29 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
St. Johns AZ
 34.51°N 109.37°W (Elev. 5797 ft)
4:57 pm MDT Jun 23, 2026
9pm MDT Jun 23, 2026-6pm MDT Jun 30, 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