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

River Flooding Continues in East Florida; Rain and Thunderstorms from the Mid-Atlantic to the Northeast Thursday; Heavy Rain in Puerto Rico

Significant river flooding is forecast along the St. John’s and the Peace rivers through the end of the week as flood waters will be slow to recede. Periods of rainfall and thunderstorms are expected across the Lower Great Lakes, Central Appalachians, Mid-Atlantic and Northeast Thursday and Friday. In Puerto Rico, increased moisture in the Atlantic will produce heavy rainfall for the island. Read More >

Current conditions at

San Angelo, Mathis Field (KSJT)

Lat: 31.35°NLon: 100.49°WElev: 1916ft.

Fair

57°F

14°C

Humidity 81%
Wind Speed S 6 mph
Barometer 29.91 in (1011.7 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 4 Nov 10:51 pm CST
Extended Forecast for

Mertzon TX

  • Tonight

    Tonight: Clear, with a steady temperature around 57. South wind 10 to 15 mph.

    Low: 57 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 76. South southwest wind 10 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 45. North wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 45 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 66. North northeast wind 5 to 10 mph.

    High: 66 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 45. Northeast wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 59. Northeast wind 5 to 10 mph.

    High: 59 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 43. Northeast wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers, mainly before noon. Partly sunny, with a high near 61. Calm wind becoming north northeast around 5 mph.

    High: 61 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Slight Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a steady temperature around 57. South wind 10 to 15 mph.
Thursday
Sunny, with a high near 76. South southwest wind 10 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Increasing clouds, with a low around 45. North wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 66. North northeast wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 45. Northeast wind around 5 mph becoming calm in the evening.
Saturday
A 40 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 59. Northeast wind 5 to 10 mph.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 43. Northeast wind around 5 mph becoming calm in the evening.
Sunday
A 30 percent chance of showers, mainly before noon. Partly sunny, with a high near 61. Calm wind becoming north northeast around 5 mph.
Sunday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 43. Calm wind.
Monday
Mostly sunny, with a high near 66. Calm wind.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 48.
Veterans Day
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mertzon TX
 31.26°N 100.82°W (Elev. 2274 ft)
Last Update:
3:16 pm CST Nov 4, 2026
Forecast Valid:
11pm CST Nov 4, 2026-6pm CST Nov 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation