Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Seguin - Randolph AFB Auxiliary Field (KSEQ)

Lat: 29.57°NLon: 97.91°WElev: 525ft.

Overcast

63°F

17°C

Humidity 91%
Wind Speed Calm
Barometer 30.12 in (1019.9 mb)
Dewpoint 61°F (16°C)
Visibility 9.00 mi
Last update 21 Jan 9:55 am CST
Extended Forecast for

Seguin TX

  • Today

    Today: A slight chance of showers between noon and 3pm.  Mostly cloudy, with a high near 69. South wind around 5 mph becoming west in the afternoon.  Chance of precipitation is 20%.

    High: 69 °F

    Cloudy then
    Slight Chance
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 52. North wind around 5 mph.

    Low: 52 °F

    Partly Cloudy

  • Thursday

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

    High: 72 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 58. Southeast wind around 5 mph.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: A 50 percent chance of showers, mainly after noon.  Cloudy, with a high near 71. Southeast wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 71 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Friday Night

    Friday Night: Showers.  Low around 32. North northeast wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%.

    Low: 32 °F

    Showers

  • Saturday

    Saturday: Showers, mainly before noon.  High near 37. North wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%.

    High: 37 °F

    Showers then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of freezing rain.  Cloudy, with a low around 20. North wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 50%.

    Low: 20 °F

    Chance
    Freezing Rain

  • Sunday

    Sunday: A slight chance of freezing rain before noon.  Partly sunny, with a high near 33. North wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 20%.

    High: 33 °F

    Slight Chance
    Freezing Rain
    then Partly
    Sunny

Detailed Forecast

Today
A slight chance of showers between noon and 3pm. Mostly cloudy, with a high near 69. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 52. North wind around 5 mph.
Thursday
Partly sunny, with a high near 72. North northeast wind around 5 mph becoming south southeast in the afternoon.
Thursday Night
Mostly cloudy, with a low around 58. Southeast wind around 5 mph.
Friday
A 50 percent chance of showers, mainly after noon. Cloudy, with a high near 71. Southeast wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Showers. Low around 32. North northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Saturday
Showers, mainly before noon. High near 37. North wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Saturday Night
A chance of freezing rain. Cloudy, with a low around 20. North wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Sunday
A slight chance of freezing rain before noon. Partly sunny, with a high near 33. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 17.
Monday
Sunny, with a high near 41.
Monday Night
Mostly clear, with a low around 20.
Tuesday
Sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
Seguin TX
 29.56°N 97.98°W (Elev. 499 ft)
5:42 am CST Jan 21, 2026
10am CST Jan 21, 2026-6pm CST Jan 27, 2026
 
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Additional Resources

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