Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

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

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

Clear

74°F

23°C

Humidity 14%
Wind Speed SE 14 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 19 Apr 03:54 PM MST
Extended Forecast for

St. Johns AZ

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. Southwest wind 5 to 10 mph becoming southeast after midnight. Winds could gust as high as 15 mph.

    Low: 41 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 75. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 75 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 41. South wind 5 to 10 mph.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79. Light and variable wind becoming southwest 11 to 16 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. Southwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 25 mph.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 74. Breezy, with a southwest wind 6 to 11 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 74 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39. Breezy, with a southwest wind 19 to 24 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 36 mph.

    Low: 39 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 70. Breezy, with a west wind 6 to 11 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 70 °F

    Sunny then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38. West wind 16 to 21 mph becoming south 6 to 11 mph after midnight. Winds could gust as high as 32 mph.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 41. Southwest wind 5 to 10 mph becoming southeast after midnight. Winds could gust as high as 15 mph.
Monday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 41. South wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 79. Light and variable wind becoming southwest 11 to 16 mph in the afternoon. Winds could gust as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 41. Southwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 25 mph.
Wednesday
Sunny, with a high near 74. Breezy, with a southwest wind 6 to 11 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 39 mph.
Wednesday Night
Partly cloudy, with a low around 39. Breezy, with a southwest wind 19 to 24 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 36 mph.
Thursday
Sunny, with a high near 70. Breezy, with a west wind 6 to 11 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph.
Thursday Night
Mostly clear, with a low around 38. West wind 16 to 21 mph becoming south 6 to 11 mph after midnight. Winds could gust as high as 32 mph.
Friday
Mostly sunny, with a high near 71. Breezy, with a west wind 6 to 11 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 32 mph.
Friday Night
Partly cloudy, with a low around 39. South wind 15 to 20 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 30 mph.
Saturday
Mostly sunny, with a high near 71. West wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.
Saturday Night
Partly cloudy, with a low around 39. Southwest wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 29 mph.
Sunday
Mostly sunny, with a high near 70. West wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. 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)
4:28 pm MDT Apr 19, 2026
5pm MDT Apr 19, 2026-6pm MDT Apr 26, 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