Indiana · NWS LMK office

Clarksville, IN weather

It is 48°F and fog/mist at Clark Regional Airport as of Oct 28, 4:35 AM EDT. Overnight: Mostly Cloudy, low near 50°F. Forecast from the National Weather Service, issued Oct 28, 2:26 AM EDT.

Updated Oct 28, 5:29 AM EDT (snapshot)

Current conditions

Temperature

48°F

Fog/Mist

Wind

Calm

Humidity 100% · dew point 48°F

Pressure · visibility

30.23 inHg

Visibility 4 mi

Observed at Clark Regional Airport (KJVY), Oct 28, 4:35 AM EDT. Station readings can lag or be missing.

Alerts for this area

No active NWS alerts cover the Clarksville forecast zone right now.

Around the NWS LMK forecast area

No active alerts in zones served by the LMK office near Clarksville.

From the alert snapshot of Oct 28, 2026, 5:12 AM EDT. Indiana has 2 active alerts: see them all.

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 Clarksville (local time)
TimeTempForecastPrecip. chanceWind
Wed 5 AM51°FMostly Cloudy0% 0 mph
Wed 6 AM51°FMostly Sunny0% 0 mph
Wed 7 AM50°FMostly Sunny0% 0 mph
Wed 8 AM50°FMostly Sunny2%S 1 mph
Wed 9 AM51°FSunny2%SE 1 mph
Wed 10 AM58°FSunny2%S 1 mph
Wed 11 AM64°FSunny2%S 1 mph
Wed 12 PM69°FSunny2%S 2 mph
Wed 1 PM73°FSunny2%S 3 mph
Wed 2 PM75°FSunny2%S 3 mph
Wed 3 PM76°FSunny2%S 3 mph
Wed 4 PM77°FSunny2%S 3 mph
Wed 5 PM76°FSunny2%S 3 mph
Wed 6 PM75°FClear2%S 3 mph
Wed 7 PM71°FClear1%S 2 mph
Wed 8 PM64°FClear0%S 2 mph
Wed 9 PM60°FClear0%S 1 mph
Wed 10 PM58°FClear0%S 2 mph
Wed 11 PM56°FClear0%S 2 mph
Thu 12 AM55°FClear0%S 2 mph
Thu 1 AM54°FClear0%S 2 mph
Thu 2 AM53°FClear0%S 2 mph
Thu 3 AM52°FClear0%S 2 mph
Thu 4 AM52°FClear0%S 2 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 Clarksville can differ.

7-day forecast

Overnight

Low 50°F

Mostly cloudy, with a low around 50. Wind around 0 mph.

Wednesday

High 77°F·Low 49°F

Sunny, with a high near 77. South wind 0 to 3 mph.

Wednesday Night: Clear, with a low around 49. South wind around 3 mph.

Thursday

High 79°F·Low 52°F

Sunny, with a high near 79. Southwest wind 3 to 8 mph.

Thursday Night: Mostly clear, with a low around 52. Southwest wind 1 to 6 mph.

Friday

High 78°F·Low 54°F

Sunny, with a high near 78.

Friday Night: Mostly cloudy, with a low around 54.

Saturday

High 73°F·Low 55°F

Mostly cloudy, with a high near 73.

Saturday Night: A chance of rain showers after 1am. Cloudy, with a low around 55. Chance of precipitation is 30%.

Sunday

High 69°F·Low 54°F

Rain showers likely. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.

Sunday Night: Rain showers likely. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.

Monday

High 70°F·Low 56°F

A chance of rain showers. Mostly cloudy, with a high near 70. Chance of precipitation is 40%.

Monday Night: A chance of rain showers. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.

Tuesday

High 72°F

Rain showers likely. Partly sunny, with a high near 72.

Nearby cities

Larger cities in the area

Other cities in Clark County

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

About this forecast

Forecast office
Clarksville is served by the National Weather Service LMK forecast office, forecast zone INZ092, county zone INC019.
Location used
The Census Bureau's internal point for Clarksville (38.3221, -85.7676), in Clark County. Population: 22,041 (2024 estimate), number 47 of the 48 Indiana cities on this site.
Radar
Nearest NWS radar: KLVX. 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/38.3221,-85.7676 (forecast issued Oct 28, 2:26 AM EDT).
  • 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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