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

Heavy Snow in the Northwest; Wintry Mix from the Great Lakes to Northeast

Two cold fronts will pass through the Northwest U.S. this week with the main impact being heavy mountain snow across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain to the Upper Midwest and Great Lakes today then the Northeast U.S. tonight into Wednesday. Read More >

Current conditions at

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

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

Clear

52°F

11°C

Humidity 34%
Wind Speed N 0 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 06 Jan 04:05 PM MST
Extended Forecast for

St. Johns AZ

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 55. Northwest wind around 6 mph.

    High: 55 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Light south wind.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain and snow showers between 11am and noon, then a chance of rain showers after noon. Mostly cloudy, with a high near 53. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 53 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Rain showers likely before 10pm, then rain and snow showers likely. Mostly cloudy, with a low around 32. West wind 8 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Thursday

    Thursday: Rain and snow showers likely, becoming all snow after 1pm. Partly sunny, with a high near 45. Breezy, with a southwest wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 45 °F

    Rain/Snow
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 19. West wind 15 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 19 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

  • Friday

    Friday: Sunny, with a high near 33. West wind 13 to 15 mph, with gusts as high as 23 mph.

    High: 33 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 8. North wind 7 to 10 mph becoming east after midnight. Winds could gust as high as 17 mph.

    Low: 8 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 40. East wind around 6 mph becoming north in the afternoon.

    High: 40 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 55. Northwest wind around 6 mph.
Tonight
Mostly cloudy, with a low around 25. Light south wind.
Wednesday
A chance of rain and snow showers between 11am and noon, then a chance of rain showers after noon. Mostly cloudy, with a high near 53. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Wednesday Night
Rain showers likely before 10pm, then rain and snow showers likely. Mostly cloudy, with a low around 32. West wind 8 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday
Rain and snow showers likely, becoming all snow after 1pm. Partly sunny, with a high near 45. Breezy, with a southwest wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday Night
Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 19. West wind 15 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Friday
Sunny, with a high near 33. West wind 13 to 15 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 8. North wind 7 to 10 mph becoming east after midnight. Winds could gust as high as 17 mph.
Saturday
Sunny, with a high near 40. East wind around 6 mph becoming north in the afternoon.
Saturday Night
Clear, with a low around 11. East wind 3 to 5 mph.
Sunday
Sunny, with a high near 47. East wind around 6 mph.
Sunday Night
Mostly clear, with a low around 13. Southeast wind 3 to 6 mph.
Monday
Sunny, with a high near 44. Light and variable wind becoming west around 6 mph in the afternoon.
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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:
2:06 pm MST Jan 6, 2026
Forecast Valid:
4pm MST Jan 6, 2026-6pm MST Jan 12, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation