Local weather forecast

Weather in Siloam Springs, AR

Updated 2026-08-11 12:45 local time · ZIP codes 72761

Sunny
Now93°F

Sunny

High / Low103° / 73°
Rain chance2%
Wind16 mph
Weather alerts

Active alerts

3
Heat Advisory issued August 10 at 7:32PM CDT until August 10 at 8:00PM CDT by NWS Tulsa OK

* WHAT...Heat index values up to 108 expected. * WHERE...Portions of northwest and west central Arkansas and east central, northeast, and southeast Oklahoma. * WHEN...From noon to 8 PM CDT Tuesday. * IMPACTS...Heat related illnesses are possible especially impacting those not acclimated to the conditions or those performing strenuous activities.

Safety instructions

Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

Heat Advisory issued August 10 at 7:32PM CDT until August 11 at 8:00PM CDT by NWS Tulsa OK

* WHAT...Heat index values up to 108 expected. * WHERE...Portions of northwest and west central Arkansas and east central, northeast, and southeast Oklahoma. * WHEN...From noon to 8 PM CDT Tuesday. * IMPACTS...Heat related illnesses are possible especially impacting those not acclimated to the conditions or those performing strenuous activities.

Safety instructions

Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

Heat Advisory issued August 11 at 5:13AM CDT until August 11 at 8:00PM CDT by NWS Tulsa OK

* WHAT...Heat index values up to 109 expected. * WHERE...Portions of northwest and west central Arkansas and east central, northeast, and southeast Oklahoma. * WHEN...From noon today to 8 PM CDT this evening. * IMPACTS...Heat related illnesses are possible especially impacting those not acclimated to the conditions or those performing strenuous activities.

Safety instructions

Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

Hourly

Next hours

NowSunny93°1% rain
2 PMSunny102°1% rain
3 PMSunny103°1% rain
4 PMSunny100°1% rain
5 PMSunny102°1% rain
6 PMSunny100°1% rain
7 PMSunny98°1% rain
8 PMSunny93°1% rain
9 PMClear89°1% rain
10 PMClear87°1% rain
11 PMClear86°1% rain
12 AMClear87°1% rain
Forecast

3-day weather forecast

Today2026-08-11
Sunny
103° 73°Sunny
Rain 2%Gust 16 mph
Tomorrow2026-08-12
Sunny
105° 82°Sunny
Rain 1%Gust 19 mph
Thursday2026-08-13
Sunny
105° 82°Sunny
Rain 1%Gust 19 mph
Conditions

Weather details

Feels like100°F
Humidity50%
Pressure30.06 inHg
Visibility10 mi
Wind16 mph SW
Wind gusts18 mph
Precipitation0.00 in
UV index8
Daylight

Sunrise, sunset and moon

Sunrise06:32 AM
Sunset08:13 PM
Moonrise04:40 AM
Moon phaseNew Moon
Practical guide

Weather insights for today

Umbrella not essential

Rain chance stays relatively low over the next 12 hours (up to 1%).

Choose light, breathable clothing

It feels like 100°F with winds near 16 mph.

Best window: 8 PM

93°F, 1% rain chance and 11 mph wind.

Allow a little extra driving time

Visibility is around 10 mi; gusts may reach 28 mph.

Running conditions are less comfortable

Current temperature is 93°F, wind 16 mph, rain chance up to 1%.

Very strong UV protection needed

UV index is 8. Use shade, sunscreen, a hat and sunglasses.

Siloam Springs weather today

Sunny and 93°F in Siloam Springs, AR. Today's high is 103°F with a 2% rain chance. Winds are around 16 mph with gusts near 18 mph. Relative humidity is 50%, pressure is 30.06 inHg, and visibility is about 10 miles.

Tonight and tomorrow in Siloam Springs

Sunrise is at 06:32 AM and sunset is at 08:13 PM. Tomorrow's forecast calls for Sunny with a high near 105°F and a low near 82°F. The maximum rain chance is 1%.

Nearby

Weather near Siloam Springs

Arkansas

Popular cities in Arkansas

View state page →