Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Hazardous Weather Conditions

Current conditions at

McAlester, McAlester Regional Airport (KMLC)

Lat: 34.88°NLon: 95.78°WElev: 768ft.

Fair

95°F

35°C

Humidity	47%
Wind Speed	SW 8 mph
Barometer	29.94 in (1012.5 mb)
Dewpoint	72°F (22°C)
Visibility	10.00 mi
Heat Index	103°F (39°C)
Last update	17 Aug 5:53 pm CDT

More Information:

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

Extended Forecast for

7 Miles N Cottonwood OK

Heat Advisory August 18, 12:00pm until August 18, 08:00pm

Heat Advisory until August 17, 08:00pm

Click here for hazard details and duration

Heat Advisory

...

Heat Advisory until August 17, 08:00pm
NOW until 8:00pm Sun
Heat Advisory
Tonight
Low: 76 °F
Slight Chance
T-storms then
Mostly Clear
Monday
High: 100 °F
Sunny then
Slight Chance
T-storms
Monday Night
Low: 76 °F
Mostly Clear
Tuesday
High: 100 °F
Hot
Tuesday Night
Low: 75 °F
Partly Cloudy
then Slight
Chance
T-storms
Wednesday
High: 96 °F
Chance
T-storms
Wednesday Night
Low: 73 °F
Slight Chance
T-storms
Thursday
High: 94 °F
Slight Chance
Showers then
Slight Chance
T-storms

Detailed Forecast

Tonight

A 20 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 76. South wind around 6 mph becoming calm in the evening.

Monday

A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 100. Heat index values as high as 109. Calm wind becoming south around 5 mph.

Monday Night

Mostly clear, with a low around 76. Calm wind.

Tuesday

Sunny and hot, with a high near 100. Heat index values as high as 108. Calm wind.

Tuesday Night

A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75. Calm wind.

Wednesday

A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96.

Wednesday Night

A slight chance of showers and thunderstorms. Mostly clear, with a low around 73. Chance of precipitation is 20%.

Thursday

A slight chance of showers, with thunderstorms also possible after 1pm. Sunny, with a high near 94. Chance of precipitation is 20%.