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      Flood Watch
      until 7:00 AM CDT
      Elev 246 ft, 33.416 °N 96.575 °W

      Van Alstyne, TX

      Van Alstyne Station89°
      Updated: 2:01 PM CDT on September 30, 2026 (GMT -5)
      6 minutes ago
      90°
      75°
      89
      Feels Like 97
      Mostly Cloudy
      N
      19
      Gusts 27 mph
      Lower temperature is expected today
      Wundermap
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Today
        Thu 10/01
        High 90°f
         51% Precip. / 0.01 in
        Scattered showers and thunderstorms. High near 90F. Winds SSE at 15 to 25 mph. Chance of rain 50%.
        Tonight
        Thu 10/01
        Low 71°f
         94% Precip. / 1.29 in
        Thunderstorms - a few could contain very heavy rain, especially overnight. Low 71F. Winds SSE at 10 to 20 mph. Chance of rain 90%. 1 to 2 inches of rain expected. Localized flooding is possible.
        Tomorrow
        Fri 10/02
        High 77°f69°f
         90% Precip. / 1.15 in
        Thunderstorms likely in the morning. Then a chance of scattered thunderstorms in the afternoon. Storms may contain strong gusty winds. High 77F. Winds SSE at 10 to 15 mph. Chance of rain 90%. Rainfall near an inch.
        Hourly Forecast
        Now
        89°
        3PM
        51%
        76°
        4PM
        84°
        5PM
        89°
        6PM
        34%
        84°
        7PM
        51%
        79°
        7:11PM
        Sunset
        8PM
        81°
        9PM
        34%
        80°
        10PM
        36%
        79°
        11PM
        68%
        79°
        12AM
        65%
        79°
        1AM
        59%
        78°
        2AM
        94%
        77°
        3AM
        90%
        76°
        4AM
        84%
        75°
        5AM
        83%
        74°
        6AM
        84%
        74°
        7AM
        85%
        73°
        7:20AM
        Sunrise
        8AM
        75%
        72°
        9AM
        74%
        73°
        10AM
        91%
        74°
        11AM
        87%
        73°
        12PM
        74%
        74°
        1PM
        48%
        74°
        2PM
        40%
        75°
        Precipitation
        94%
        Thunderstorms possible around 3:30 PM
        Pollen
        None
        Air Quality
        28
        Good
        UV Index
        4
        Moderate
        Additional Conditions
        1. Pressure 29.77 in
        2. Visibility 10 miles
        3. Clouds Mostly Cloudy
        4. Dew Point70°F
        5. Humidity 54%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KSWI Station History
        Almanac for September 30, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 90°F 84°F 100°F 1953
        4. Low 75°F 60°F 39°F 1984
        5. Rain/Snow Depth
        6. Precipitation 1.31 in - in -
        7. Snow 0 in - in -
        Almanac for October 1, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 79°F 83°F 99°F
        4. Low 70°F 59°F 36°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:20 AM 7:11 PM
        3. Civil Twilight 6:55 AM 7:36 PM
        4. Nautical Twilight 6:26 AM 8:05PM
        5. Astronomical Twilight 5:57 AM 8:34 PM
        1. Length of Visible Light 12h 41m
        2. Length of Day 11h 51m
        3. Tomorrow will be 2 minutes 3 seconds shorter
        1. Moon 9:42 PM 11:44 AM
        2. Waning Gibbous76% of the Moon is Illuminated
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Oct 25
        Full Moon
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