Indiana · NWS IND office

Lafayette, IN weather

It is 55°F and mostly clear at Lafayette, Purdue University Airport as of Oct 28, 2:15 AM EDT. Overnight: Partly Cloudy, low near 51°F, 2% chance of precipitation. Forecast from the National Weather Service, issued Oct 28, 2:15 AM EDT.

Updated Oct 28, 2:20 AM EDT (snapshot)

Current conditions

Temperature

55°F

Mostly Clear

Wind

Calm

Humidity 88% · dew point 52°F

Pressure · visibility

30.22 inHg

Visibility 10 mi

Observed at Lafayette, Purdue University Airport (KLAF), Oct 28, 2:15 AM EDT. Station readings can lag or be missing.

Alerts for this area

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

Around the NWS IND forecast area

2 active alerts cover zones served by the IND office near Lafayette:

  • Air Quality Alert (2)

From the alert snapshot of Oct 28, 2026, 2:15 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 Lafayette (local time)
TimeTempForecastPrecip. chanceWind
Wed 2 AM56°FPartly Cloudy1%S 2 mph
Wed 3 AM54°FPartly Cloudy1%S 3 mph
Wed 4 AM53°FPartly Cloudy1%S 3 mph
Wed 5 AM53°FPartly Cloudy2%S 3 mph
Wed 6 AM52°FMostly Sunny2%S 3 mph
Wed 7 AM51°FMostly Sunny2%S 3 mph
Wed 8 AM51°FSunny3%S 3 mph
Wed 9 AM52°FSunny2%S 3 mph
Wed 10 AM58°FSunny1%S 3 mph
Wed 11 AM64°FSunny1%SSW 3 mph
Wed 12 PM68°FSunny0%SSW 5 mph
Wed 1 PM72°FSunny0%SSW 5 mph
Wed 2 PM74°FSunny0%SSW 6 mph
Wed 3 PM75°FSunny0%SSW 6 mph
Wed 4 PM75°FSunny0%SSW 6 mph
Wed 5 PM75°FSunny0%SSW 6 mph
Wed 6 PM74°FClear0%SSW 5 mph
Wed 7 PM71°FClear0%S 5 mph
Wed 8 PM67°FClear0%S 5 mph
Wed 9 PM61°FClear0%S 5 mph
Wed 10 PM59°FClear0%S 6 mph
Wed 11 PM58°FMostly Clear0%S 6 mph
Thu 12 AM58°FMostly Clear0%S 6 mph
Thu 1 AM57°FMostly Clear0%S 7 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 Lafayette can differ.

7-day forecast

Overnight

Low 51°F

Partly cloudy. Low around 51, with temperatures rising to around 53 overnight. South wind around 3 mph.

Wednesday

High 76°F·Low 54°F

Sunny, with a high near 76. South southwest wind around 6 mph.

Wednesday Night: Mostly clear. Low around 54, with temperatures rising to around 56 overnight. South wind around 7 mph.

Thursday

High 77°F·Low 49°F

Sunny, with a high near 77. Southwest wind 7 to 10 mph, with gusts as high as 18 mph.

Thursday Night: Partly cloudy, with a low around 49. North northwest wind 1 to 7 mph.

Friday

High 72°F·Low 53°F

Mostly sunny, with a high near 72. East northeast wind around 3 mph.

Friday Night: A slight chance of rain showers after 2am. Mostly cloudy, with a low around 53. East wind around 3 mph. Chance of precipitation is 20%.

Saturday

High 69°F·Low 54°F

A slight chance of rain showers before 2pm. Mostly cloudy, with a high near 69. East southeast wind around 5 mph. Chance of precipitation is 20%.

Saturday Night: A chance of rain showers after 1am. Mostly cloudy, with a low around 54. East southeast wind around 5 mph. Chance of precipitation is 30%.

Sunday

High 66°F·Low 53°F

A chance of rain showers. Mostly cloudy, with a high near 66. Southeast wind around 6 mph. Chance of precipitation is 40%.

Sunday Night: A chance of rain showers. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.

Monday

High 69°F·Low 52°F

A chance of rain showers. Partly sunny, with a high near 69. Chance of precipitation is 40%.

Monday Night: A chance of rain showers. Mostly cloudy, with a low around 52. Chance of precipitation is 50%.

Tuesday

High 68°F

A chance of rain showers. Mostly cloudy, with a high near 68. Chance of precipitation is 50%.

Nearby cities

Larger cities in the area

Other cities in Tippecanoe County

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

About this forecast

Forecast office
Lafayette is served by the National Weather Service IND forecast office, forecast zone INZ029, county zone INC157.
Location used
The Census Bureau's internal point for Lafayette (40.3994, -86.8628), in Tippecanoe County. Population: 71,757 (2024 estimate), number 10 of the 48 Indiana cities on this site.
Radar
Nearest NWS radar: KIND. 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/40.3994,-86.8628 (forecast issued Oct 28, 2:15 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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