National Weather Service Forecast for: West Memphis AR
Issued by: National Weather Service Memphis, TN
Updated: 3:05 am CDT Aug 20, 2026
 
Overnight

Overnight: Mostly cloudy, with a steady temperature around 81. South wind around 10 mph.
Mostly Cloudy

 Thursday

Thursday: Mostly sunny and hot, with a high near 97. Heat index values as high as 109. South wind 5 to 10 mph becoming northwest in the afternoon.
Hot

 Thursday
Night
Thursday Night: Mostly clear, with a low around 74. North northeast wind around 5 mph becoming calm after midnight.
Mostly Clear

 Friday

Friday: Sunny, with a high near 94. Heat index values as high as 101. North wind 5 to 10 mph.
Sunny

 Friday
Night
Friday Night: Mostly clear, with a low around 72. North wind around 5 mph becoming calm in the evening.
Mostly Clear

 Saturday

Saturday: Patchy fog before 8am. Otherwise, sunny, with a high near 96. Calm wind becoming northwest around 5 mph in the afternoon.
Patchy Fog
then Sunny

 Saturday
Night
Saturday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 73. North northwest wind around 5 mph becoming northeast after midnight. Chance of precipitation is 20%.
Slight Chance
T-storms then
Slight Chance
Showers
 Sunday

Sunday: Mostly sunny, with a high near 92. Northeast wind 5 to 10 mph.
Mostly Sunny

 Sunday
Night
Sunday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 71.
Partly Cloudy
then Slight
Chance
Showers
Lo 81 °F Hi 97 °F Lo 74 °F Hi 94 °F Lo 72 °F Hi 96 °F Lo 73 °F Hi 92 °F Lo 71 °F

 

Overnight
 
 Mostly cloudy, with a steady temperature around 81. South wind around 10 mph.
Thursday
 
 Mostly sunny and hot, with a high near 97. Heat index values as high as 109. South wind 5 to 10 mph becoming northwest in the afternoon.
Thursday Night
 
 Mostly clear, with a low around 74. North northeast wind around 5 mph becoming calm after midnight.
Friday
 
 Sunny, with a high near 94. Heat index values as high as 101. North wind 5 to 10 mph.
Friday Night
 
 Mostly clear, with a low around 72. North wind around 5 mph becoming calm in the evening.
Saturday
 
 Patchy fog before 8am. Otherwise, sunny, with a high near 96. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
 
 A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 73. North northwest wind around 5 mph becoming northeast after midnight. Chance of precipitation is 20%.
Sunday
 
 Mostly sunny, with a high near 92. Northeast wind 5 to 10 mph.
Sunday Night
 
 A 20 percent chance of showers after 1am. Partly cloudy, with a low around 71.
Monday
 
 A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 90.
Monday Night
 
 A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 71.
Tuesday
 
 A 20 percent chance of showers and thunderstorms. Sunny, with a high near 94.
Tuesday Night
 
 A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 73.
Wednesday
 
 A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.

 

Forecast from NOAA-NWS for West Memphis AR.