National Weather Service Forecast for: McAlester OK
Issued by: National Weather Service Tulsa, OK
Updated: 3:56 am CDT Jun 22, 2026
 
Overnight

Overnight: Showers and possibly a thunderstorm. Low around 77. Northwest wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Showers

 Monday

Monday: Showers and possibly a thunderstorm, mainly before 1pm, then a slight chance of showers and thunderstorms after 1pm. High near 86. Southeast wind around 5 mph becoming north in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Showers

 Monday
Night
Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 73. Northeast wind around 5 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Chance
T-storms then
Showers
Likely
 Tuesday

Tuesday: Showers and thunderstorms likely, mainly before 1pm. Partly sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.
Showers
Likely

 Tuesday
Night
Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly after 7pm. Partly cloudy, with a low around 75. South wind around 5 mph.
Chance
T-storms then
Chance
Showers
 Wednesday

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. Partly sunny, with a high near 89. South wind around 5 mph. Chance of precipitation is 50%.
Chance
T-storms

 Wednesday
Night
Wednesday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm in the evening.
Chance
T-storms

 Thursday

Thursday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. South wind around 5 mph.
Slight Chance
T-storms

 Thursday
Night
Thursday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 76. South wind around 5 mph.
Partly Cloudy
then Chance
Showers
Lo 77 °F Hi 86 °F Lo 73 °F Hi 88 °F Lo 75 °F Hi 89 °F Lo 74 °F Hi 90 °F Lo 76 °F

Severe Thunderstorm Watch
Hazardous Weather Outlook
 

Overnight
 
 Showers and possibly a thunderstorm. Low around 77. Northwest wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
 
 Showers and possibly a thunderstorm, mainly before 1pm, then a slight chance of showers and thunderstorms after 1pm. High near 86. Southeast wind around 5 mph becoming north in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
 
 A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 73. Northeast wind around 5 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
 
 Showers and thunderstorms likely, mainly before 1pm. Partly sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.
Tuesday Night
 
 A 40 percent chance of showers and thunderstorms, mainly after 7pm. Partly cloudy, with a low around 75. South wind around 5 mph.
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. Partly sunny, with a high near 89. South wind around 5 mph. Chance of precipitation is 50%.
Wednesday Night
 
 A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm in the evening.
Thursday
 
 A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. South wind around 5 mph.
Thursday Night
 
 A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 76. South wind around 5 mph.
Friday
 
 Partly sunny, with a high near 91. South wind around 10 mph, with gusts as high as 25 mph.
Friday Night
 
 Partly cloudy, with a low around 79. South wind around 10 mph, with gusts as high as 20 mph.
Saturday
 
 Mostly sunny, with a high near 93. South wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday Night
 
 Mostly clear, with a low around 80. South wind around 15 mph, with gusts as high as 25 mph.
Sunday
 
 Sunny, with a high near 94. South wind around 15 mph, with gusts as high as 30 mph.

 

Forecast from NOAA-NWS for McAlester OK.