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

43°F

6°C

Humidity 33%
Wind Speed ESE 4 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 19 Apr 06:00 AM MST
Extended Forecast for

St. Johns AZ

  • Today

    Today: Mostly sunny, with a high near 77. Southeast wind 7 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 17 mph.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 44. Southwest wind 5 to 10 mph becoming southeast after midnight. Winds could gust as high as 16 mph.

    Low: 44 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 75. Light and variable wind becoming southwest 5 to 8 mph in the afternoon.

    High: 75 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 43. South wind 5 to 8 mph.

    Low: 43 °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: Partly cloudy, with a low around 43. Southwest wind 11 to 17 mph, with gusts as high as 26 mph.

    Low: 43 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 73. Breezy, with a southwest wind 13 to 18 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 73 °F

    Sunny then
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 38. Breezy, with a southwest wind 18 to 23 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 34 mph.

    Low: 38 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 69. Breezy, with a west wind 6 to 11 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 36 mph.

    High: 69 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 77. Southeast wind 7 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 17 mph.
Tonight
Mostly cloudy, with a low around 44. Southwest wind 5 to 10 mph becoming southeast after midnight. Winds could gust as high as 16 mph.
Monday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75. Light and variable wind becoming southwest 5 to 8 mph in the afternoon.
Monday Night
Mostly clear, with a low around 43. South wind 5 to 8 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
Partly cloudy, with a low around 43. Southwest wind 11 to 17 mph, with gusts as high as 26 mph.
Wednesday
Sunny, with a high near 73. Breezy, with a southwest wind 13 to 18 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.
Wednesday Night
Partly cloudy, with a low around 38. Breezy, with a southwest wind 18 to 23 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 34 mph.
Thursday
Sunny, with a high near 69. Breezy, with a west wind 6 to 11 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 36 mph.
Thursday Night
Mostly clear, with a low around 37. Breezy, with a southwest wind 17 to 22 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 33 mph.
Friday
Mostly sunny, with a high near 71. West wind 6 to 11 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.
Friday Night
Partly cloudy, with a low around 37. Southwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 29 mph.
Saturday
Mostly sunny, with a high near 72. South wind 5 to 10 mph becoming west 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
St. Johns AZ
 34.51°N 109.37°W (Elev. 5797 ft)
4:32 am MDT Apr 19, 2026
7am MDT Apr 19, 2026-6pm MDT Apr 25, 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