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

Nor'Easter Continues to Bring Heavy Rain and Coastal Impacts; Nolo Continues to Impact Hawaii

The nor’easter will weaken tonight, easing beach conditions and coastal flooding, though locally heavy rain will continue in parts of the Mid-Atlantic and New England into Monday. Hurricane Nolo continues to bring strong winds and large waves to Hawaii. A multi-day rain event will return to the Four Corners region Monday and expand to the south-central U.S. by midweek. Read More >

Hazardous Weather Conditions

Current conditions at

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

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

Partly Cloudy

61°F

16°C

Humidity 63%
Wind Speed SW 3 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 27 Sep 11:55 PM MST
Extended Forecast for

St. Johns AZ

Flood Watch until September 30, 12:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until September 30, 12:00am

    NOW until 12:00am Wed

    Flood Watch

  • Overnight

    Low: 56 °F

    Slight Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 72. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 90%.

    High: 72 °F

    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 51. Northwest wind 5 to 8 mph becoming calm. Chance of precipitation is 100%.

    Low: 51 °F

    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. High near 64. East wind 6 to 13 mph becoming west in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 100%.

    High: 64 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before midnight, then showers likely. Low around 47. Southeast wind 7 to 15 mph becoming west in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 80%.

    Low: 47 °F

    Showers

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 65. West wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.

    High: 65 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 46. West wind 9 to 14 mph, with gusts as high as 23 mph.

    Low: 46 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 72. Northwest wind around 10 mph becoming northeast in the afternoon. Winds could gust as high as 17 mph.

    High: 72 °F

    Sunny

Detailed Forecast

Overnight
A 20 percent chance of showers after 3am. Mostly cloudy, with a low around 56. South wind 3 to 5 mph.
Monday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 72. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 90%.
Monday Night
Showers and possibly a thunderstorm. Low around 51. Northwest wind 5 to 8 mph becoming calm. Chance of precipitation is 100%.
Tuesday
Showers and possibly a thunderstorm. High near 64. East wind 6 to 13 mph becoming west in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 100%.
Tuesday Night
Showers and possibly a thunderstorm before midnight, then showers likely. Low around 47. Southeast wind 7 to 15 mph becoming west in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 80%.
Wednesday
Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 65. West wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 46. West wind 9 to 14 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 72. Northwest wind around 10 mph becoming northeast in the afternoon. Winds could gust as high as 17 mph.
Thursday Night
Clear, with a low around 47. East wind around 11 mph becoming southeast after midnight. Winds could gust as high as 21 mph.
Friday
Sunny, with a high near 73. East wind 10 to 14 mph, with gusts as high as 23 mph.
Friday Night
Clear, with a low around 46. East wind 5 to 9 mph becoming light southeast after midnight. Winds could gust as high as 16 mph.
Saturday
Sunny, with a high near 76. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 48. Northeast wind 5 to 7 mph becoming light and variable after midnight.
Sunday
Sunny, with a high near 75. Light southeast wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
St. Johns AZ
 34.51°N 109.37°W (Elev. 5797 ft)
Last Update:
12:33 am MDT Sep 28, 2026
Forecast Valid:
1am MDT Sep 28, 2026-6pm MDT Oct 4, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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