Arkansas · NWS TSA office

Siloam Springs, AR weather

It is 59°F and clear at Siloam Springs, Smith Field Airport as of Oct 28, 1:15 AM CDT. Overnight: Clear, low near 56°F, 1% chance of precipitation. Forecast from the National Weather Service, issued Oct 28, 1:06 AM CDT.

Updated Oct 28, 1:32 AM CDT (snapshot)

Current conditions

Temperature

59°F

Clear

Wind

SE 6 mph

Humidity 78%

Pressure · visibility

30.18 inHg

Visibility —

Observed at Siloam Springs, Smith Field Airport (KSLG), Oct 28, 1:15 AM CDT. Station readings can lag or be missing.

Alerts for this area

No active NWS alerts cover the Siloam Springs forecast zone right now.

Around the NWS TSA forecast area

No active alerts in zones served by the TSA office near Siloam Springs.

From the alert snapshot of Oct 28, 2026, 2:15 AM EDT. No alerts are active anywhere in Arkansas.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for Siloam Springs (local time)
TimeTempForecastPrecip. chanceWind
Wed 1 AM59°FMostly Clear4%SE 5 mph
Wed 2 AM58°FMostly Clear4%S 5 mph
Wed 3 AM58°FMostly Clear4%SE 5 mph
Wed 4 AM57°FMostly Clear4%S 5 mph
Wed 5 AM57°FMostly Clear4%S 5 mph
Wed 6 AM56°FSunny4%SE 5 mph
Wed 7 AM56°FSunny5%SE 5 mph
Wed 8 AM55°FSunny5%S 5 mph
Wed 9 AM60°FSunny5%S 5 mph
Wed 10 AM66°FSunny4%S 10 mph
Wed 11 AM70°FSunny4%S 10 mph
Wed 12 PM73°FSunny4%S 10 mph
Wed 1 PM76°FSunny2%S 10 mph
Wed 2 PM77°FSunny2%S 10 mph
Wed 3 PM78°FSunny2%S 10 mph
Wed 4 PM79°FSunny1%S 10 mph
Wed 5 PM77°FSunny1%S 10 mph
Wed 6 PM76°FClear1%S 5 mph
Wed 7 PM72°FClear0%S 5 mph
Wed 8 PM67°FClear0%S 5 mph
Wed 9 PM65°FClear0%S 5 mph
Wed 10 PM64°FClear0%S 5 mph
Wed 11 PM63°FClear0%S 5 mph
Thu 12 AM62°FClear0%S 5 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in Siloam Springs can differ.

7-day forecast

Overnight

Low 56°F

Clear, with a low around 56. Southeast wind around 5 mph.

Wednesday

High 79°F·Low 57°F

Sunny, with a high near 79. South wind 5 to 10 mph, with gusts as high as 20 mph.

Wednesday Night: Clear, with a low around 57. South wind around 5 mph.

Thursday

High 81°F·Low 60°F

Sunny, with a high near 81. South wind 5 to 10 mph.

Thursday Night: Mostly cloudy, with a low around 60. South wind around 5 mph.

Friday

High 75°F·Low 56°F

Mostly cloudy, with a high near 75. Southeast wind around 5 mph.

Friday Night: A chance of rain showers after 1am. Cloudy, with a low around 56. Southeast wind 0 to 5 mph. Chance of precipitation is 40%.

Saturday

High 70°F·Low 54°F

A chance of rain showers before 7am, then showers and thunderstorms likely. Mostly cloudy, with a high near 70. Southeast wind 5 to 10 mph. Chance of precipitation is 60%.

Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. Southwest wind 0 to 5 mph. Chance of precipitation is 40%.

Sunday

High 70°F·Low 56°F

Partly sunny, with a high near 70. West wind 0 to 5 mph.

Sunday Night: A slight chance of rain showers before midnight, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 56. South wind 0 to 5 mph. Chance of precipitation is 20%.

Monday

High 72°F·Low 52°F

Showers and thunderstorms likely. Mostly cloudy, with a high near 72. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. South wind 5 to 10 mph. Chance of precipitation is 50%.

Tuesday

High 67°F

A chance of rain showers. Mostly cloudy, with a high near 67. South wind 10 to 15 mph, with gusts as high as 25 mph.

Nearby cities

Larger cities in the area

Other cities in Benton County

See every city we cover in Arkansas, or check all active alerts.

About this forecast

Forecast office
Siloam Springs is served by the National Weather Service TSA forecast office, forecast zone ARZ001, county zone ARC007.
Location used
The Census Bureau's internal point for Siloam Springs (36.1854, -94.5300), in Benton County. Population: 20,075 (2024 estimate), number 25 of the 25 Arkansas cities on this site.
Radar
Nearest NWS radar: KINX. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/36.1854,-94.53 (forecast issued Oct 28, 1:06 AM CDT).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

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