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Severe Thunderstorms over the Plains, Heavy Rain Threat Continues over Portions of the Mississippi Valley

Heavy rainfall with localized flooding will remain possible over portions of the Mississippi Valley and the Plains through midweek. In addition, severe thunderstorms will be possible over the southern and central Plains. Some of the storms could contain damaging winds and large hail. Read More >

Hazardous Weather Conditions

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

A Few Clouds

92°F

33°C

Humidity 60%
Wind Speed S 9 mph
Barometer 29.88 in (1010.9 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 16 Aug 4:53 pm CDT
Extended Forecast for

Van Alstyne TX

  • This
    Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 91. Heat index values as high as 105. South wind around 10 mph.

    Slight Chance
    T-storms

    High: 91 °F

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 2am.  Mostly cloudy, with a low around 76. South wind 10 to 15 mph.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Slight Chance
    T-storms then
    Chance
    T-storms

    Low: 76 °F

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly before 2pm.  Partly sunny, with a high near 92. Heat index values as high as 106. South southwest wind 10 to 15 mph.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    High: 92 °F

  • Thursday
    Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly after 8pm.  Mostly cloudy, with a low around 75. South southeast wind around 5 mph.

    Chance
    T-storms

    Low: 75 °F

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly before 8am.  Partly sunny, with a high near 95. South southwest wind 5 to 10 mph.

    Chance
    T-storms

    High: 95 °F

  • Friday
    Night

    Friday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am.  Partly cloudy, with a low around 75. South southeast wind 5 to 10 mph.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 75 °F

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms before 8am.  Mostly sunny, with a high near 96. Southeast wind 5 to 10 mph becoming west in the afternoon.

    Slight Chance
    T-storms then
    Mostly Sunny

    High: 96 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 76. South southeast wind around 5 mph.

    Partly Cloudy

    Low: 76 °F

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 8am.  Mostly sunny, with a high near 96. South wind around 5 mph.

    Slight Chance
    T-storms

    High: 96 °F

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 91. Heat index values as high as 105. South wind around 10 mph.
Tonight
A 50 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 76. South wind 10 to 15 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 50 percent chance of showers and thunderstorms, mainly before 2pm. Partly sunny, with a high near 92. Heat index values as high as 106. South southwest wind 10 to 15 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 75. South southeast wind around 5 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly before 8am. Partly sunny, with a high near 95. South southwest wind 5 to 10 mph.
Friday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 75. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Saturday
A 20 percent chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 96. Southeast wind 5 to 10 mph becoming west in the afternoon.
Saturday Night
Partly cloudy, with a low around 76. South southeast wind around 5 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 96. South wind around 5 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 76.
Monday
Sunny, with a high near 96.
Monday Night
Mostly clear, with a low around 76.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Mostly sunny, with a high near 95.
Click Map For Forecast
Point Forecast:
Van Alstyne TX
 33.42°N 96.57°W (Elev. 761 ft)
3:07 pm CDT Aug 16, 2017
5pm CDT Aug 16, 2017-6pm CDT Aug 23, 2017
 
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