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Heavy Snow & Ice Across Portions of the Plains and Midwest; Unsettled in the Pacific Northwest

Heavy snow and freezing rain will impact portions of the Plains, upper Midwest, and Great Lakes into Monday. Significant snow accumulations and gusty winds are likely in some areas. Farther to the south, rain and a few thunderstorms are expected over the Mississippi, Tennessee, and Ohio Valleys. Heavy rain & mountain snowfall will also continue from northern California into the Pacific Northwest. Read More >

Hazardous Weather Conditions

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Overcast

60°F

16°C

Humidity 96%
Wind Speed S 5 mph
Barometer 29.97 in (1014.4 mb)
Dewpoint 59°F (15°C)
Visibility 6.00 mi
Last update 21 Jan 1:56 am CST
Extended Forecast for

3 Miles WNW San Marcos TX

  • Overnight

    Overnight: Areas of drizzle and fog.  Cloudy, with a steady temperature around 60. South wind around 10 mph.

    Areas Drizzle
    and Areas Fog

    Low: 60 °F

  • Sunday

    Sunday: Areas of drizzle before 8am, then a chance of showers between 8am and noon, then a chance of showers and thunderstorms after noon.  Areas of fog before 10am.  Otherwise, cloudy, with a high near 72. South wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 40%.

    Chance
    Showers and
    Areas Fog

    High: 72 °F

  • Sunday
    Night

    Sunday Night: Mostly cloudy, then gradually becoming clear, with a low around 44. South southwest wind 5 to 10 mph becoming west northwest in the evening.

    Decreasing
    Clouds

    Low: 44 °F

  • Monday

    Monday: Sunny, with a high near 66. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Sunny

    High: 66 °F

  • Monday
    Night

    Monday Night: Clear, with a low around 35. Northwest wind 5 to 10 mph.

    Clear

    Low: 35 °F

  • Tuesday

    Tuesday: Sunny, with a high near 66. North northwest wind around 5 mph becoming east in the morning.

    Sunny

    High: 66 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 37. North northeast wind around 5 mph.

    Partly Cloudy

    Low: 37 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62. Northeast wind 5 to 10 mph.

    Mostly Sunny

    High: 62 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 37. Northeast wind 5 to 10 mph.

    Partly Cloudy

    Low: 37 °F

Detailed Forecast

Overnight
Areas of drizzle and fog. Cloudy, with a steady temperature around 60. South wind around 10 mph.
Sunday
Areas of drizzle before 8am, then a chance of showers between 8am and noon, then a chance of showers and thunderstorms after noon. Areas of fog before 10am. Otherwise, cloudy, with a high near 72. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, then gradually becoming clear, with a low around 44. South southwest wind 5 to 10 mph becoming west northwest in the evening.
Monday
Sunny, with a high near 66. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Clear, with a low around 35. Northwest wind 5 to 10 mph.
Tuesday
Sunny, with a high near 66. North northwest wind around 5 mph becoming east in the morning.
Tuesday Night
Partly cloudy, with a low around 37. North northeast wind around 5 mph.
Wednesday
Mostly sunny, with a high near 62. Northeast wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 37. Northeast wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 42.
Friday
A 20 percent chance of showers. Mostly cloudy, with a high near 65.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 48.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 64.
Click Map For Forecast
Point Forecast:
3 Miles WNW San Marcos TX
 29.9°N 97.97°W (Elev. 686 ft)
10:42 pm CST Jan 20, 2018
2am CST Jan 21, 2018-6pm CST Jan 27, 2018
 
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