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

Another Round of Heavy Rain and Mountain Snow in California; Snow in the Great Lakes and Northeast

Another round of heavy rainfall will renew concerns for additional flash flooding and landslides in southern California around burn scars and coastal mountain ranges. A low pressure system is bringing enhanced snowfall downwind from the lower Great Lakes into the Northeast mountain ranges. Above average temperatures will challenge or break daily record high temperatures across the southern Plains. Read More >

Current conditions at

Castroville Municipal Airport (KCVB)

Lat: 29.34°NLon: 98.85°WElev: 771ft.

Fair

70°F

21°C

Humidity 94%
Wind Speed E 3 mph
Barometer 29.85 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 17 Nov 1:35 am CST
Extended Forecast for

4 Miles WSW Helotes TX

  • Overnight

    Overnight: Patchy dense fog before 3am, then patchy dense fog after 4am. Otherwise, mostly cloudy, with a low around 65. South wind around 5 mph.

    Low: 65 °F

    Patchy Dense
    Fog

  • Monday

    Monday: Areas of dense fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 85. South wind 5 to 10 mph.

    High: 85 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms between midnight and 3am, then a slight chance of drizzle after 3am. Increasing clouds, with a low around 68. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 68 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers before noon. Cloudy, then gradually becoming mostly sunny, with a high near 84. South wind 5 to 10 mph.

    High: 84 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of drizzle after midnight. Mostly cloudy, with a low around 68. Southeast wind 5 to 10 mph.

    Low: 68 °F

    Partly Cloudy
    then Slight
    Chance
    Drizzle

  • Wednesday

    Wednesday: A 40 percent chance of showers. Mostly cloudy, with a high near 83. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 83 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 67. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 67 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 78. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 78 °F

    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Southeast wind 5 to 10 mph becoming northwest after midnight.

    Low: 58 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Overnight
Patchy dense fog before 3am, then patchy dense fog after 4am. Otherwise, mostly cloudy, with a low around 65. South wind around 5 mph.
Monday
Areas of dense fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 85. South wind 5 to 10 mph.
Monday Night
A slight chance of showers and thunderstorms between midnight and 3am, then a slight chance of drizzle after 3am. Increasing clouds, with a low around 68. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Tuesday
A 20 percent chance of showers before noon. Cloudy, then gradually becoming mostly sunny, with a high near 84. South wind 5 to 10 mph.
Tuesday Night
A slight chance of drizzle after midnight. Mostly cloudy, with a low around 68. Southeast wind 5 to 10 mph.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 83. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 67. South southeast wind around 10 mph, with gusts as high as 20 mph.
Thursday
Showers and possibly a thunderstorm. High near 78. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Southeast wind 5 to 10 mph becoming northwest after midnight.
Friday
Mostly sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 52.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 72.
Saturday Night
A 30 percent chance of showers. Partly cloudy, with a low around 51.
Sunday
A 30 percent chance of showers. Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Helotes TX
 29.54°N 98.77°W (Elev. 1050 ft)
Last Update:
1:42 am CST Nov 17, 2025
Forecast Valid:
1am CST Nov 17, 2025-6pm CST Nov 23, 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