Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for the High Plains. Read More >

Current conditions at

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

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

Clear

61°F

16°C

Humidity 19%
Wind Speed WSW 11 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 22 Apr 12:20 AM MST
Extended Forecast for

St. Johns AZ

Wind Advisory April 22, 09:00am until April 22, 09:00pm
Red Flag Warning April 22, 11:00am until April 22, 09:00pm
Click here for hazard details and duration
Wind Advisory
Red Flag Warning
  • Overnight

    Overnight: Mostly clear, with a low around 41. Southwest wind 7 to 9 mph.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 74. Breezy, with a southwest wind 8 to 13 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 43 mph.

    High: 74 °F

    Sunny then
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming clear, with a low around 39. Breezy, with a southwest wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 40 mph.

    Low: 39 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 70. West wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 37. Southwest wind 9 to 18 mph, with gusts as high as 30 mph.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 73. West wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 73 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41. Southwest wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 31 mph.

    Low: 41 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 71. Breezy, with a southwest wind 5 to 10 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 71 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 41. Breezy, with a southwest wind 17 to 22 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 34 mph.

    Low: 41 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 41. Southwest wind 7 to 9 mph.
Wednesday
Sunny, with a high near 74. Breezy, with a southwest wind 8 to 13 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 43 mph.
Wednesday Night
Mostly cloudy, then gradually becoming clear, with a low around 39. Breezy, with a southwest wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 40 mph.
Thursday
Sunny, with a high near 70. West wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph.
Thursday Night
Mostly clear, with a low around 37. Southwest wind 9 to 18 mph, with gusts as high as 30 mph.
Friday
Mostly sunny, with a high near 73. West wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.
Friday Night
Partly cloudy, with a low around 41. Southwest wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 31 mph.
Saturday
Partly sunny, with a high near 71. Breezy, with a southwest wind 5 to 10 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph.
Saturday Night
Partly cloudy, with a low around 41. Breezy, with a southwest wind 17 to 22 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 34 mph.
Sunday
Sunny, with a high near 67. Windy, with a southwest wind 9 to 19 mph increasing to 22 to 32 mph in the afternoon. Winds could gust as high as 45 mph.
Sunday Night
Mostly clear, with a low around 33. Breezy, with a west wind 19 to 24 mph becoming light south after midnight. Winds could gust as high as 36 mph.
Monday
Sunny, with a high near 72. Light and variable wind becoming west 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.
Monday Night
Mostly clear, with a low around 37. West wind 13 to 18 mph becoming light and variable after midnight. Winds could gust as high as 29 mph.
Tuesday
Mostly sunny, with a high near 75. Light and variable wind becoming southwest 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)
12:42 am MDT Apr 22, 2026
1am MDT Apr 22, 2026-6pm MDT Apr 28, 2026
 
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Additional Resources

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