Heat Wave Persists Over the Central U.S.; Significant Flooding Expected in the Northern Mid-Atlantic Tuesday

Dangerous and extreme heat will remain across portions of the Central U.S. this week, persisting across the Mid to Lower Mississippi Valleys, Gulf Coast, Southern Plains and portions of Texas. A heat wave over the Southwest will intensify late this week. Severe thunderstorms and flash flooding will spread from the Great Lakes/Ohio Valley to the Mid-Atlantic and Northeast the next few days. Read More >

Current conditions at

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

Lat: 34.52°NLon: 109.38°WElev: 5732ft.

Fair

75°F

24°C

Humidity 48%
Wind Speed S 13 mph
Barometer 30.17 in (1009.8 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 28 Jul 2:54 am MST
Extended Forecast for

17 Miles NW Aragon NM

Flood Watch July 28, 01:00pm until July 28, 09:00pm
Click here for hazard details and duration
Flood Watch
  • Today

    Today: Showers and thunderstorms likely, mainly after 3pm.  Increasing clouds, with a high near 80. Northwest wind 5 to 10 mph becoming northeast in the afternoon.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Mostly Sunny
    then T-storms
    Likely

  • Tonight

    Tonight: Scattered showers and thunderstorms before midnight.  Mostly cloudy, with a low around 59. West wind around 5 mph becoming northeast after midnight.  Chance of precipitation is 30%.

    Low: 59 °F

    Scattered
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely after noon.  Sunny through mid morning, then becoming mostly cloudy, with a high near 80. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Mostly Sunny
    then T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Isolated showers and thunderstorms before midnight.  Mostly cloudy, with a low around 60. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Low: 60 °F

    Isolated
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: Scattered showers and thunderstorms after noon.  Mostly sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.  Chance of precipitation is 50%.

    High: 82 °F

    Mostly Sunny
    then
    Scattered
    T-storms

  • Thursday Night

    Thursday Night: Scattered showers and thunderstorms before midnight.  Mostly cloudy, with a low around 62. Chance of precipitation is 30%.

    Low: 62 °F

    Scattered
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: Isolated showers and thunderstorms after noon.  Mostly sunny, with a high near 83. Chance of precipitation is 20%.

    High: 83 °F

    Mostly Sunny
    then Isolated
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 62.

    Low: 62 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Showers and thunderstorms likely, mainly after 3pm. Increasing clouds, with a high near 80. Northwest wind 5 to 10 mph becoming northeast in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Scattered showers and thunderstorms before midnight. Mostly cloudy, with a low around 59. West wind around 5 mph becoming northeast after midnight. Chance of precipitation is 30%.
Wednesday
Showers and thunderstorms likely after noon. Sunny through mid morning, then becoming mostly cloudy, with a high near 80. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Isolated showers and thunderstorms before midnight. Mostly cloudy, with a low around 60. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Thursday
Scattered showers and thunderstorms after noon. Mostly sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 50%.
Thursday Night
Scattered showers and thunderstorms before midnight. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Friday
Isolated showers and thunderstorms after noon. Mostly sunny, with a high near 83. Chance of precipitation is 20%.
Friday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 62.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 61.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NW Aragon NM
 34.07°N 108.71°W (Elev. 8930 ft)
12:32 am MDT Jul 28, 2026
4am MDT Jul 28, 2026-6pm MDT Aug 3, 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