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May 18-22, 2026, is Heat Safety Week. Visit heat.gov for tips on how to stay cool and safe from the dangers of extreme heat!

Current conditions at

Erwin, Harnett County Airport (KHRJ)

Lat: 35.38° N Lon: 78.73° W Elev: 197 ft.

Fair

84°F

29°C

Humidity	54%
Wind Speed	SW 7 mph
Barometer	30.09 in
Dewpoint	66°F (19°C)
Visibility	10.00 mi
Heat Index	86°F (30°C)
Last update	21 May 11:35 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Detailed forecast for

Harnett County

Today

Mostly cloudy this morning, then clearing. Hot with highs in the lower 90s. South winds around 5 mph.

Tonight

Showers and thunderstorms likely, mainly in the evening. Lows in the mid 60s. Southeast winds 5 to 10 mph, becoming northeast after midnight. Chance of rain 70 percent.

Friday

Cloudy. A slight chance of showers in the morning, then showers likely with isolated thunderstorms in the afternoon. Not as warm with highs in the lower 80s. Northeast winds around 5 mph. Chance of rain 70 percent.

Friday Night

Isolated thunderstorms in the evening. Showers. Lows in the mid 60s. East winds around 5 mph. Chance of rain 90 percent.

Saturday

Showers. A chance of thunderstorms in the afternoon. Highs in the lower 80s. Southeast winds around 5 mph. Chance of rain near 100 percent.

Saturday Night

A chance of thunderstorms. Showers. Lows in the mid 60s. Chance of rain near 100 percent.

Sunday

Showers likely with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 90 percent.

Sunday Night

Mostly cloudy with a chance of thunderstorms. Showers, mainly in the evening. Lows in the upper 60s. Chance of rain 90 percent.

Memorial Day Through Wednesday

Showers likely with a chance of thunderstorms. Highs in the upper 80s. Lows in the upper 60s. Chance of rain 70 percent.