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

Heat in the Central U.S.; Heavy Rain Possible for South Texas; Monitoring Erin Tropical Impacts

Hot temperatures are forecast over the Plains and into the lower Mississippi River Valley Friday where Heat Advisories have been issued. Heavy rain from a disturbance in the western Gulf could bring flooding to south Texas. Erin could bring tropical storm conditions and heavy rain to Puerto Rico and the USVI this weekend with dangerous surf and rip currents impacting the western Atlantic Basin. Read More >

Current conditions at

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

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

A Few Clouds

76°F

24°C

Humidity 33%
Wind Speed NW 8 mph
Barometer 30.12 in (1010.6 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 14 Aug 6:54 pm MST
Extended Forecast for

Reserve NM

  • Tonight

    Tonight: Scattered showers and thunderstorms. Mostly cloudy, with a low around 52. Calm wind. Chance of precipitation is 40%.

    Low: 52 °F

    Scattered
    T-storms then
    Isolated
    Showers

  • Friday

    Friday: Scattered showers before noon, then showers and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms after 3pm. High near 88. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Scattered
    Showers then
    T-storms

  • Friday Night

    Friday Night: Scattered showers and thunderstorms before midnight. Mostly cloudy, with a low around 53. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Scattered
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: Isolated showers, then showers and thunderstorms after 9am. High near 85. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%.

    High: 85 °F

    Isolated
    T-storms then
    T-storms

  • Saturday Night

    Saturday Night: Scattered showers and thunderstorms before midnight. Mostly cloudy, with a low around 53. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 53 °F

    Scattered
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 89. Chance of precipitation is 70%.

    High: 89 °F

    Mostly Sunny
    then T-storms
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 91. Chance of precipitation is 70%.

    High: 91 °F

    Mostly Sunny
    then T-storms
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers and thunderstorms. Mostly cloudy, with a low around 52. Calm wind. Chance of precipitation is 40%.
Friday
Scattered showers before noon, then showers and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms after 3pm. High near 88. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Scattered showers and thunderstorms before midnight. Mostly cloudy, with a low around 53. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Isolated showers, then showers and thunderstorms after 9am. High near 85. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%.
Saturday Night
Scattered showers and thunderstorms before midnight. Mostly cloudy, with a low around 53. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Sunday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 89. Chance of precipitation is 70%.
Sunday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 54.
Monday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 91. Chance of precipitation is 70%.
Monday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 54.
Tuesday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 92. Chance of precipitation is 70%.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 54.
Wednesday
Showers and thunderstorms likely. Partly sunny, with a high near 92. Chance of precipitation is 70%.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 54.
Thursday
Showers and thunderstorms likely. Increasing clouds, with a high near 93. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Reserve NM
 33.72°N 108.75°W (Elev. 5804 ft)
Last Update:
6:01 pm MDT Aug 14, 2025
Forecast Valid:
8pm MDT Aug 14, 2025-6pm MDT Aug 21, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation