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2026 NWS Jackson/Mississippi Tornado Information

Hazardous Weather Conditions

Heat Advisory in effect from June 12, 12:00 PM CDT until June 13, 08:00 PM CDT

Current conditions at

Jackson, Jackson International Airport (KJAN)

Lat: 32.32° N Lon: 90.08° W Elev: 344 ft.

Fair

76°F

24°C

Humidity	97%
Wind Speed	S 5 mph
Barometer	30.00 in (1015.2 mb)
Dewpoint	75°F (24°C)
Visibility	10.00 mi
Heat Index	75°F (24°C)
Last update	12 Jun 2:54 am CDT

More Information:

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

Detailed forecast for

Simpson County

Today

Partly cloudy. Highs in the mid 90s. Southwest winds around 5 mph.

Tonight

Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. Southwest winds around 5 mph.

Saturday

Sunny. Highs in the mid 90s. Southwest winds around 5 mph. Heat index values up to 105.

Saturday Night

Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph.

Sunday

Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. West winds 5 to 10 mph. Chance of rain 30 percent.

Sunday Night

A chance of thunderstorms. Showers. Lows in the lower 70s. Chance of rain 80 percent.

Monday

Showers. A chance of thunderstorms in the morning, then thunderstorms likely in the afternoon. Cooler with highs in the lower 80s. Chance of rain 90 percent.

Monday Night

Showers with a chance of thunderstorms. Lows around 70. Chance of rain 90 percent.

Tuesday

Showers likely. Thunderstorms likely in the afternoon. Highs around 80. Chance of rain 70 percent.

Tuesday Night

A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows around 70. Chance of rain 50 percent.

Wednesday

Partly sunny. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 60 percent.

Wednesday Night

Partly cloudy. Lows in the mid 70s.

Thursday

Mostly cloudy in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 50 percent. Heat index values up to 105.