Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. Read More >

Current conditions at

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

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

Clear

66°F

19°C

Humidity 37%
Wind Speed NNW 9 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 18 Oct 11:54 AM MST
Extended Forecast for

20 Miles ENE Snowflake AZ

  • This Afternoon

    This Afternoon: A 10 percent chance of showers and thunderstorms.  Sunny, with a high near 68. East wind 5 to 11 mph becoming west. Winds could gust as high as 17 mph.

    High: 68 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 9pm.  Mostly clear, with a low around 48. Southwest wind 5 to 10 mph becoming light and variable  after midnight. Winds could gust as high as 17 mph.

    Low: 48 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 9am.  Mostly sunny, with a high near 72. Light and variable wind becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 21 mph.  Chance of precipitation is 40%.

    High: 72 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 48. Southwest wind 8 to 13 mph becoming light and variable. Winds could gust as high as 20 mph.  Chance of precipitation is 20%.

    Low: 48 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75. Light and variable wind becoming southwest 11 to 16 mph in the morning. Winds could gust as high as 25 mph.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 52. Southwest wind 8 to 13 mph becoming light and variable. Winds could gust as high as 21 mph.

    Low: 52 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 74. Southeast wind 8 to 13 mph becoming south in the afternoon. Winds could gust as high as 21 mph.  Chance of precipitation is 60%.

    High: 74 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 53. South wind 6 to 8 mph becoming southeast after midnight. Winds could gust as high as 16 mph.  Chance of precipitation is 70%.

    Low: 53 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm.  High near 69. Breezy, with a southeast wind 7 to 12 mph becoming southwest 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph.  Chance of precipitation is 80%.

    High: 69 °F

    Showers and
    Breezy

Detailed Forecast

This Afternoon
A 10 percent chance of showers and thunderstorms. Sunny, with a high near 68. East wind 5 to 11 mph becoming west. Winds could gust as high as 17 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 48. Southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 17 mph.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 9am. Mostly sunny, with a high near 72. Light and variable wind becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 40%.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 48. Southwest wind 8 to 13 mph becoming light and variable. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 75. Light and variable wind becoming southwest 11 to 16 mph in the morning. Winds could gust as high as 25 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 52. Southwest wind 8 to 13 mph becoming light and variable. Winds could gust as high as 21 mph.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 74. Southeast wind 8 to 13 mph becoming south in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 53. South wind 6 to 8 mph becoming southeast after midnight. Winds could gust as high as 16 mph. Chance of precipitation is 70%.
Thursday
Showers and possibly a thunderstorm. High near 69. Breezy, with a southeast wind 7 to 12 mph becoming southwest 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 80%.
Thursday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 48. Southwest wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 70%.
Friday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 61. Southwest wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.
Friday Night
Mostly clear, with a low around 41. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 17 mph.
Saturday
Sunny, with a high near 62. Calm wind becoming northeast around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles ENE Snowflake AZ
 34.63°N 109.77°W (Elev. 5397 ft)
12:33 pm MDT Oct 18, 2026
1pm MDT Oct 18, 2026-6pm MDT Oct 24, 2026
 
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Additional Resources

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