Moderate

Possible threat to life or property

Illinois Special Weather Statement | Effective 05/18/2026 23:50

At 149 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from Avon to near Littleton. Movement was east at 45 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Strong winds could break small tree limbs and blow around unsecured objects. Locations impacted include... Macomb, Bushnell, Industry, Good Hope, Prairie City, Bardolph, Western Illinois University, Adair, Fandon, New Philadelphia, Pennington Point, Macomb Municipal Airport, Doddsville, Scottsburg,

Wisconsin Special Weather Statement | Effective 05/18/2026 23:52

At 150 AM CDT, Doppler radar was tracking gusty winds on the backside of the showers along a line extending from 8 miles northeast of Antigo to near Fort Mc Coy to near Blue Grass. Movement was northeast at 40 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Madison, Sun Prairie, Fitchburg, Middleton, Waunakee, Baraboo,

Illinois Special Weather Statement | Effective 05/18/2026 23:26

At 125 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Viola to near Little Swan Lake. Movement was northeast at 55 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Galesburg, Abingdon, Knoxville, Wataga, Avon, Oneida, Altona, London Mills, Maquon, Henderson, Rio, St. Augustine, East Galesburg, Gilson, Delong, and Galesburg Municipal Airport.

Florida Rip Current Statement | Effective 05/18/2026 23:30

* WHAT...Numerous dangerous rip currents. * WHERE...The beaches of Volusia, Brevard, Indian River, Saint Lucie, and Martin counties. * WHEN...Through late tonight. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. Rip currents are powerful channels of water flowing quickly away from shore, which occur most often at low spots or breaks in the sandbar and in the vicinity of structures such as jetties and piers. Heed the advice of lifeguards, beach patrol flags and

Illinois Special Weather Statement | Effective 05/18/2026 23:31

At 131 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Orion to near Rio. Movement was east at 50 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Strong winds could break small tree limbs and blow around unsecured objects. Locations impacted include... Kewanee, Cambridge, Galva, Orion, Atkinson, Annawan, Woodhull, New Windsor, Alpha, Andover, Lynn Center, Osco, Bishop Hill, Henry County

New Hampshire Heat Advisory | Effective 05/18/2026 23:34

* WHAT...Heat index values up to 95 expected. * WHERE...Coastal Rockingham County. * WHEN...From 11 AM this morning to 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...It will remain warm tonight as overnight lows only dip into the upper 60s to lower 70s. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and

New Hampshire Heat Advisory | Effective 05/18/2026 23:34

* WHAT...Heat index values up to 95 expected. * WHERE...Western and Central Hillsborough, Eastern Hillsborough, and Interior Rockingham Counties. * WHEN...From 11 AM this morning to 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...It will remain warm tonight as overnight lows only dip into the upper 60s to lower 70s. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning

Florida Rip Current Statement | Effective 05/18/2026 23:40

* WHAT...Dangerous rip currents. * WHERE...Coastal Broward County and Coastal Miami Dade County. * WHEN...Through Wednesday evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help.

Florida Rip Current Statement | Effective 05/18/2026 23:40

* WHAT...Dangerous rip currents. * WHERE...Coastal Palm Beach County. * WHEN...Through Wednesday evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help.
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