Moderate

* WHAT...Heat index values up to 98 degrees expected. * WHERE...Western Monmouth, Middlesex, Ocean, and Southeastern Burlington Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Showers and thunderstorms arrive this evening which will end this early season heat. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

* WHAT...Sub-freezing temperatures as low as 27 expected. * WHERE...Luce County. * WHEN...From 11 PM this evening to 9 AM EDT Thursday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Take steps now to protect tender plants from the cold. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above-ground pipes to protect them from

At 1234 PM CDT, Doppler radar was tracking a strong thunderstorm 15 miles southeast of Grandfalls, or 19 miles southwest of Crane, moving northeast at 40 mph. HAZARD...Nickel size hail. SOURCE...Radar indicated. IMPACT...Minor hail damage to vegetation is possible. Locations impacted include... Crane, Imperial, Cordona Lake, and Crane County Airport. If outdoors, consider seeking shelter inside a building.

* WHAT...Sub-freezing temperatures as low as 31 expected. * WHERE...Central Chippewa, Eastern Mackinac, Western Chippewa, and Western Mackinac Counties. * WHEN...From 1 AM to 9 AM EDT Thursday. * IMPACTS...Frost and freeze conditions could kill crops and other sensitive vegetation. Take steps now to protect tender plants from the cold.

* WHAT...Sub-freezing temperatures as low as 31 expected. * WHERE...Crawford, Kalkaska, Montmorency, Oscoda, and Otsego Counties. * WHEN...From 1 AM to 9 AM EDT Thursday. * IMPACTS...Frost and freeze conditions could kill crops and other sensitive vegetation. * ADDITIONAL DETAILS...Coldest temperatures will be in the high valleys and other typically cold locations. The duration of temperatures at or below freezing will likely be between 2 and 4 hours. Take steps now to protect tender plants from the cold.

* WHAT...Dangerous rip currents. * WHERE...East facing reefs of the Marianas. * WHEN...Through Thursday afternoon. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. * ADDITIONAL DETAILS...Buoy data supports swells capable of producing surf up to 9 feet along east-facing reefs. Therefore, a high risk of rip currents remains in effect through this afternoon. Rip currents will be life threatening. If caught in a rip

* WHAT...South winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...Eastern Alaska Range North of Trims Camp. * WHEN...From 1 PM Thursday to 7 AM AKDT Friday. * IMPACTS...Gusty winds will blow around unsecured objects. * ADDITIONAL DETAILS...Low relative humidities during the afternoon to around 35% combined with gusty winds will bring elevated fire concerns; however, critical fire conditions are not expected at this time. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

At 1159 AM CDT, Doppler radar was tracking a strong thunderstorm over Midland International Air and Space Port, or near Midland, moving northeast at 35 mph. HAZARD...Wind gusts of 50 to 55 mph and half inch hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Midland, Odessa, Midland International Air and Space Port, Warfield, and Midland Airpark.

At 1206 PM CDT, Doppler radar was tracking a cluster of strong thunderstorms 7 miles northeast of Seagraves Airport, or 9 miles northeast of Seagraves, moving northeast at 25 mph. HAZARD...Wind gusts up to 50 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Brownfield, Tokio, and Wellman. If outdoors, consider seeking shelter inside a building.

At 107 PM EDT, Doppler radar was tracking a cluster of strong thunderstorms 11 miles northeast of Sutton, moving northeast at 25 mph. HAZARD...Wind gusts up to 40 mph and half inch hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Walkersville, Sand Run, Horner, Ireland, French Creek, and Lorentz. This includes the following highways...