Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Seguin - Randolph AFB Auxiliary Field (KSEQ)

Lat: 29.57°NLon: 97.91°WElev: 525ft.

Fair

51°F

11°C

Humidity 39%
Wind Speed SW 9 mph
Barometer 30.26 in (1024.9 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 19 Jan 9:55 am CST
Extended Forecast for

Seguin TX

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 67. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 43. Southeast wind around 5 mph becoming north northeast after midnight.

    Low: 43 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy, with a high near 58. North northeast wind 5 to 10 mph becoming east in the afternoon.

    High: 58 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers.  Cloudy, with a low around 51. East wind around 5 mph becoming calm  after midnight.

    Low: 51 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly before noon.  Cloudy, with a high near 69. Calm wind becoming south around 5 mph in the morning.

    High: 69 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 52. Calm wind becoming north northeast around 5 mph after midnight.

    Low: 52 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 72. North northeast wind around 5 mph becoming east in the afternoon.

    High: 72 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 52. Southeast wind around 5 mph.

    Low: 52 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after noon.  Mostly cloudy, with a high near 70. East southeast wind 5 to 10 mph.

    High: 70 °F

    Cloudy then
    Slight Chance
    Showers

Detailed Forecast

M.L.King Day
Sunny, with a high near 67. Calm wind becoming south southeast around 5 mph in the afternoon.
Tonight
Increasing clouds, with a low around 43. Southeast wind around 5 mph becoming north northeast after midnight.
Tuesday
Cloudy, with a high near 58. North northeast wind 5 to 10 mph becoming east in the afternoon.
Tuesday Night
A 50 percent chance of showers. Cloudy, with a low around 51. East wind around 5 mph becoming calm after midnight.
Wednesday
A 40 percent chance of showers, mainly before noon. Cloudy, with a high near 69. Calm wind becoming south around 5 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 52. Calm wind becoming north northeast around 5 mph after midnight.
Thursday
Partly sunny, with a high near 72. North northeast wind around 5 mph becoming east in the afternoon.
Thursday Night
Mostly cloudy, with a low around 52. Southeast wind around 5 mph.
Friday
A 20 percent chance of showers after noon. Mostly cloudy, with a high near 70. East southeast wind 5 to 10 mph.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 41.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 42.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
A 20 percent chance of showers. Mostly cloudy, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
Seguin TX
 29.56°N 97.96°W (Elev. 449 ft)
10:42 am CST Jan 19, 2026
10am CST Jan 19, 2026-6pm CST Jan 25, 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