Moderate

* WHAT...South winds 15 to 25 mph with gusts up to 45 mph. * WHERE...Island County, Lowlands of Western Whatcom County, Port Townsend Area, and San Juan County. * WHEN...Until 8 PM PDT this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Full foliage on trees may produce more widespread impacts than otherwise expected during the winter when trees are bare. Winds will be strongest along the water.

At 537 PM MDT, Doppler radar was tracking a strong thunderstorm 13 miles south of Bredette, or 14 miles north of Poplar, moving north at 20 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 damage to outdoor objects is possible. Locations impacted include... Bredette. If outdoors, consider seeking shelter inside a building. This storm may intensify, so be certain to monitor local radio

At 640 PM CDT, Doppler radar was tracking a strong thunderstorm 8 miles north of Votaw, or 10 miles north of Thicket, moving east at 15 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... Segno. If outdoors, consider seeking shelter inside a building. Torrential rainfall is also occurring with this storm and may lead to localized flooding. Do not drive your vehicle through flooded

The loss of daytime heating will allow area heat indices to continue to fall through the evening. However, the lack of significant cooling overnight may still cause inconveniences to sensitive populations.

* WHAT...Heat index values up to 102 expected Thursday with limited overnight cooling. * WHERE...Portions of east central Ohio, southwest and western Pennsylvania, and northern and the northern panhandle of West Virginia. * WHEN...Until 8 PM EDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

* WHAT...Heat index values between 100 to 105 expected. * WHERE...Portions of southern Maryland, central, northern, and northwest Virginia, and panhandle West Virginia. * WHEN...From 11 AM to 7 PM EDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose

At 720 PM EDT, Doppler radar was tracking a strong thunderstorm near Fremont, or 7 miles north of Goldsboro, moving southwest at 10 mph. HAZARD...Wind gusts up to 50 mph and pea 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... Goldsboro, Fremont, Princeton, Pikeville, Eureka, Mar-Mac, Brogden, Nahunta, and Elroy. If outdoors, consider seeking shelter inside a building.

At 522 PM MDT, Doppler radar was tracking a strong thunderstorm near Miles City, moving northeast at 20 mph. HAZARD...Wind gusts up to 40 mph and penny size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Miles City and Matthews Recreation Area. Monitor the weather situation closely and be alert for threatening weather conditions.

At 600 PM CDT, Doppler radar was tracking a strong thunderstorm 9 miles northwest of Votaw, or 13 miles northwest of Thicket, moving east at 10 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... Romayor, Segno, and Rye. If outdoors, consider seeking shelter inside a building.

At 645 PM EDT, Doppler radar was tracking a strong thunderstorm over Guys Mills, or 7 miles southeast of Meadville, moving northeast at 30 mph. HAZARD...Wind gusts up to 40 mph and penny 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... Meadville, Titusville, Riceville, Harmonsburg, Adamsville, Lincolnville, Canadohta Lake, Guys Mills, Atlantic, Cochranton,