Heavy to Excessive Rainfall for the Southwest U.S.; Watching for Possible East Coast Storm

Thunderstorms and a chance for some isolated flash flooding will continue today in the Southwest U.S. before an influx of tropical moisture from Priscilla brings widespread heavy rainfall and a flash flooding threat late this week into this weekend. A coastal storm may develop off the southeast U.S. coast Friday night and drift north just off the Mid-Atlantic coast through the weekend. Read More >

Current conditions at

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

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

Overcast

81°F

27°C

Humidity 22%
Wind Speed NW 12 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 08 Oct 02:05 PM MST
Extended Forecast for

13 Miles W St. Johns AZ

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 79. East wind around 10 mph, with gusts as high as 18 mph.

    High: 79 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 3am, then a slight chance of showers.  Mostly cloudy, with a low around 56. Southeast wind 8 to 10 mph, with gusts as high as 17 mph.  Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 71. Southeast wind around 9 mph becoming northwest in the afternoon. Winds could gust as high as 16 mph.  Chance of precipitation is 30%.

    High: 71 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 56. North wind 6 to 8 mph becoming south after midnight.  Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 75. South wind 6 to 9 mph becoming west in the afternoon. Winds could gust as high as 16 mph.

    High: 75 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 56. West wind 6 to 9 mph becoming southeast in the evening. Winds could gust as high as 15 mph.  Chance of precipitation is 50%.

    Low: 56 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 70. South wind 6 to 11 mph becoming southwest 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph.  Chance of precipitation is 70%.

    High: 70 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight.  Mostly cloudy, with a low around 55. Southwest wind 11 to 17 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 68. Southwest wind 11 to 16 mph, with gusts as high as 24 mph.

    High: 68 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. East wind around 10 mph, with gusts as high as 18 mph.
Tonight
A chance of showers and thunderstorms before 3am, then a slight chance of showers. Mostly cloudy, with a low around 56. Southeast wind 8 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 30%.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 71. Southeast wind around 9 mph becoming northwest in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. North wind 6 to 8 mph becoming south after midnight. Chance of precipitation is 30%.
Friday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 75. South wind 6 to 9 mph becoming west in the afternoon. Winds could gust as high as 16 mph.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. West wind 6 to 9 mph becoming southeast in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 50%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 70. South wind 6 to 11 mph becoming southwest 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 70%.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 55. Southwest wind 11 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 68. Southwest wind 11 to 16 mph, with gusts as high as 24 mph.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 51. South wind 6 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Columbus Day
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 70. South wind 6 to 15 mph, with gusts as high as 25 mph.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 52. South wind 6 to 14 mph, with gusts as high as 23 mph.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 72. Southwest wind 6 to 16 mph, with gusts as high as 26 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles W St. Johns AZ
 34.49°N 109.62°W (Elev. 5971 ft)
2:02 pm MDT Oct 8, 2025
3pm MDT Oct 8, 2025-6pm MDT Oct 14, 2025
 
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Additional Resources

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Hourly Weather Forecast

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