Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Hazardous Weather Conditions

Heat Advisory until August 20, 08:00 PM CDT

Current conditions at

Marshall (KASL)

Lat: 32.52°NLon: 94.31°WElev: 357ft.

Fair

81°F

27°C

Humidity	76%
Wind Speed	S 7 mph
Barometer	29.94 in
Dewpoint	72°F (22°C)
Visibility	10.00 mi
Heat Index	86°F (30°C)
Last update	20 Aug 2:15 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Scottsville TX

Heat Advisory August 20, 02:38am until August 20, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory August 20, 02:38am until August 20, 08:00pm
NOW until 8:00pm Thu
Heat Advisory
Overnight
Low: 78 °F
Mostly Clear
Thursday
High: 104 °F
Hot
Thursday Night
Low: 77 °F
Slight Chance
T-storms
Friday
High: 104 °F
Mostly Sunny
then Chance
T-storms
Friday Night
Low: 76 °F
Slight Chance
T-storms
Saturday
High: 103 °F
Sunny then
Slight Chance
T-storms
Saturday Night
Low: 75 °F
Partly Cloudy
Sunday
High: 101 °F
Hot

Detailed Forecast

Overnight

Mostly clear, with a low around 78. Southwest wind around 5 mph.

Thursday

Sunny and hot, with a high near 104. Heat index values as high as 109. Southwest wind around 5 mph.

Thursday Night

A slight chance of showers and thunderstorms between 10pm and 1am, then a slight chance of showers after 1am. Partly cloudy, with a low around 77. Calm wind becoming south around 5 mph. Chance of precipitation is 20%.

Friday

A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 104. Heat index values as high as 110. West wind around 5 mph becoming calm in the afternoon.

Friday Night

A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 76. Calm wind.

Saturday

A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 103.

Saturday Night

Partly cloudy, with a low around 75.

Sunday

Sunny and hot, with a high near 101.

Sunday Night

Mostly clear, with a low around 77.

Monday

Sunny and hot, with a high near 99.