Tracking Major Hurricane Erin; Hot in the Mid-Mississippi Valley

Major Hurricane Erin is tracking just north of the lower Bahamas today. Dangerous surf and rip current threats increase this week for most of the Atlantic coastline. Erin's outerbands may impact the Outer Banks later this week. Hot to extremely hot temperatures are forecast today and Tuesday from a part of the southern Plains into the central to lower Mississippi River Valley. Read More >

Hazardous Weather Conditions

Current conditions at

McAlester, McAlester Regional Airport (KMLC)

Lat: 34.88°NLon: 95.78°WElev: 768ft.

Fair

98°F

37°C

Humidity	40%
Wind Speed	NA
Barometer	30.02 in (1015.3 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Heat Index	105°F (41°C)
Last update	18 Aug 1:53 pm CDT

More Information:

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

Extended Forecast for

Calvin OK

Heat Advisory August 19, 12:00pm until August 19, 08:00pm

Heat Advisory August 18, 02:37pm until August 18, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory August 18, 02:37pm until August 18, 08:00pm
NOW until 8:00pm Mon
Heat Advisory
This Afternoon
High: 100 °F
Slight Chance
T-storms
Tonight
Low: 76 °F
Mostly Clear
Tuesday
High: 102 °F
Hot
Tuesday Night
Low: 75 °F
Partly Cloudy
then Chance
T-storms
Wednesday
High: 96 °F
Chance
Showers then
Chance
T-storms
Wednesday Night
Low: 72 °F
Chance
T-storms
Thursday
High: 95 °F
Sunny
Thursday Night
Low: 70 °F
Mostly Clear

Detailed Forecast

This Afternoon

A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 100. Heat index values as high as 108. South wind around 6 mph.

Tonight

Mostly clear, with a low around 76. Light south wind.

Tuesday

Sunny and hot, with a high near 102. Heat index values as high as 108. Calm wind.

Tuesday Night

A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75. Calm wind.

Wednesday

A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Calm wind becoming north northeast around 6 mph in the afternoon. Chance of precipitation is 30%.

Wednesday Night

A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly clear, with a low around 72.

Thursday

Sunny, with a high near 95.

Thursday Night

Mostly clear, with a low around 70.

Friday

Sunny, with a high near 96.

Friday Night

Mostly clear, with a low around 69.

Saturday

Sunny, with a high near 96.