Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

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

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

Overcast

57°F

14°C

Humidity 82%
Wind Speed SSE 5 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 19 Oct 04:35 PM MST
Extended Forecast for

St. Johns AZ

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 70. Northwest wind around 9 mph, with gusts as high as 17 mph.

    High: 70 °F

    Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Partly cloudy, with a low around 46. Southwest wind 5 to 9 mph becoming light and variable. Winds could gust as high as 16 mph.  Chance of precipitation is 20%.

    Low: 46 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A 10 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 75. Southeast wind 5 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.

    High: 75 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 51. South wind 7 to 9 mph becoming southeast after midnight. Winds could gust as high as 15 mph.  Chance of precipitation is 20%.

    Low: 51 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 75. Southeast wind 8 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 28 mph.  Chance of precipitation is 70%.

    High: 75 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm.  Low around 53. Southwest wind 9 to 11 mph becoming southeast in the evening. Winds could gust as high as 20 mph.  Chance of precipitation is 80%.

    Low: 53 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm.  High near 72. Southeast wind 11 to 21 mph becoming southwest in the afternoon. Winds could gust as high as 39 mph.  Chance of precipitation is 90%.

    High: 72 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers.  Mostly cloudy, with a low around 47. Southwest wind 8 to 13 mph becoming light  after midnight. Winds could gust as high as 23 mph.  Chance of precipitation is 70%.

    Low: 47 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before noon.  Sunny, with a high near 65. Light southwest wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 26 mph.

    High: 65 °F

    Slight Chance
    Showers then
    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 70. Northwest wind around 9 mph, with gusts as high as 17 mph.
Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 46. Southwest wind 5 to 9 mph becoming light and variable. Winds could gust as high as 16 mph. Chance of precipitation is 20%.
Tuesday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75. Southeast wind 5 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 51. South wind 7 to 9 mph becoming southeast after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 75. Southeast wind 8 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 70%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 53. Southwest wind 9 to 11 mph becoming southeast in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 80%.
Thursday
Showers and possibly a thunderstorm. High near 72. Southeast wind 11 to 21 mph becoming southwest in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 90%.
Thursday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 47. Southwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 70%.
Friday
A 20 percent chance of showers before noon. Sunny, with a high near 65. Light southwest wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 26 mph.
Friday Night
Mostly clear, with a low around 40. West wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 18 mph.
Saturday
Sunny, with a high near 61. Calm wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 16 mph.
Saturday Night
Clear, with a low around 38. North wind 5 to 7 mph becoming light and variable.
Sunday
Sunny, with a high near 66. Southeast wind 5 to 8 mph becoming northeast in the afternoon. Winds could gust as high as 15 mph.
Sunday Night
Partly cloudy, with a low around 41. Northeast wind 6 to 8 mph becoming southeast after midnight.
Monday
A 10 percent chance of showers and thunderstorms. Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
St. Johns AZ
 34.51°N 109.37°W (Elev. 5797 ft)
4:13 pm MDT Oct 19, 2026
5pm MDT Oct 19, 2026-6pm MDT Oct 26, 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