National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Strong to Severe Thunderstorms Continue Tonight in the East; Early Heat Wave in the West

Scattered strong to severe storms with damaging winds and potentially a tornado or two are expected tonight from the coastal Carolinas into the Mid-Atlantic states. An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Read More >

Current conditions at

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

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

Clear

57°F

14°C

Humidity 24%
Wind Speed NNE 3 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 16 Mar 07:20 PM MST
Extended Forecast for

St. Johns AZ

  • Tonight

    Tonight: Mostly clear, with a low around 31. Northwest wind 5 to 9 mph becoming light and variable. Winds could gust as high as 15 mph.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75. Light and variable wind becoming northwest 10 to 15 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 35. Northwest wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 23 mph.

    Low: 35 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 38. Northwest wind 5 to 9 mph becoming calm after midnight.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 89. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 39. Northwest wind 5 to 9 mph becoming calm after midnight.

    Low: 39 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 90. Light and variable wind becoming northwest 5 to 10 mph in the afternoon. Winds could gust as high as 16 mph.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 41. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.

    Low: 41 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 31. Northwest wind 5 to 9 mph becoming light and variable. Winds could gust as high as 15 mph.
Tuesday
Sunny, with a high near 75. Light and variable wind becoming northwest 10 to 15 mph in the afternoon. Winds could gust as high as 24 mph.
Tuesday Night
Clear, with a low around 35. Northwest wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 23 mph.
Wednesday
Sunny, with a high near 83. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 38. Northwest wind 5 to 9 mph becoming calm after midnight.
Thursday
Sunny, with a high near 89. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Thursday Night
Clear, with a low around 39. Northwest wind 5 to 9 mph becoming calm after midnight.
Friday
Sunny, with a high near 90. Light and variable wind becoming northwest 5 to 10 mph in the afternoon. Winds could gust as high as 16 mph.
Friday Night
Clear, with a low around 41. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.
Saturday
Sunny, with a high near 90. Light and variable wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 18 mph.
Saturday Night
Clear, with a low around 41. West wind 5 to 14 mph becoming south after midnight.
Sunday
Sunny, with a high near 85. Light and variable wind becoming west 11 to 16 mph in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 42. West wind 6 to 16 mph becoming south after midnight. Winds could gust as high as 23 mph.
Monday
Mostly sunny, with a high near 81. South wind 5 to 10 mph becoming west 11 to 16 mph in the afternoon. Winds could gust as high as 25 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
St. Johns AZ
 34.51°N 109.37°W (Elev. 5797 ft)
Last Update:
6:03 pm MDT Mar 16, 2026
Forecast Valid:
8pm MDT Mar 16, 2026-6pm MDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation