National Weather Service Forecast for: Siloam Springs AR
Issued by: National Weather Service Tulsa, OK
Updated: 2:50 am CDT Jun 2, 2025
 
Overnight

Overnight: Partly cloudy, with a low around 62. Southeast wind around 5 mph becoming calm.
Partly Cloudy

 Monday

Monday: Sunny, with a high near 85. South wind 5 to 10 mph, with gusts as high as 20 mph.
Sunny

 Monday
Night
Monday Night: A 20 percent chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 69. South wind around 10 mph, with gusts as high as 20 mph.
Mostly Clear
then Slight
Chance
T-storms
 Tuesday

Tuesday: A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Chance
T-storms

 Tuesday
Night
Tuesday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm. Low around 65. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
T-storms
Likely then
Showers
 Wednesday

Wednesday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 76. South wind around 5 mph. Chance of precipitation is 60%.
Showers
Likely

 Wednesday
Night
Wednesday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. West wind around 5 mph becoming calm in the evening.
Mostly Cloudy
then Slight
Chance
T-storms
 Thursday

Thursday: A 40 percent chance of showers and thunderstorms. Cloudy, with a high near 79. South wind around 5 mph becoming southwest in the afternoon.
Chance
T-storms

 Thursday
Night
Thursday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. South wind around 5 mph.
Mostly Cloudy
then Chance
T-storms
Lo 62 °F Hi 85 °F Lo 69 °F Hi 83 °F Lo 65 °F Hi 76 °F Lo 65 °F Hi 79 °F Lo 66 °F

 

Overnight
 
 Partly cloudy, with a low around 62. Southeast wind around 5 mph becoming calm.
Monday
 
 Sunny, with a high near 85. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
 
 A 20 percent chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 69. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
 
 A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Tuesday Night
 
 Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm. Low around 65. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Wednesday
 
 Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 76. South wind around 5 mph. Chance of precipitation is 60%.
Wednesday Night
 
 A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. West wind around 5 mph becoming calm in the evening.
Thursday
 
 A 40 percent chance of showers and thunderstorms. Cloudy, with a high near 79. South wind around 5 mph becoming southwest in the afternoon.
Thursday Night
 
 A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. South wind around 5 mph.
Friday
 
 A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Southwest wind 5 to 10 mph.
Friday Night
 
 A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Southwest wind around 5 mph becoming southeast after midnight.
Saturday
 
 A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Southwest wind around 5 mph.
Saturday Night
 
 A 50 percent chance of showers and thunderstorms. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 66. Southwest wind around 5 mph becoming southeast after midnight.
Sunday
 
 A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 82. Southwest wind 5 to 10 mph.

 

Forecast from NOAA-NWS for Siloam Springs AR.