Moderate

* WHAT...High wave action, strong currents, and dangerous swimming conditions expected. Piers may be heavily swamped by waves. * WHERE...Mason, Oceana, Muskegon, Ottawa, Allegan and Van Buren counties. * WHEN...Until noon EDT today. * IMPACTS...Strong currents can pull swimmers into deeper water and high waves can sweep people off piers. * ADDITIONAL DETAILS...Westerly winds of 15 to 25 mph will build waves this morning into the 3 to 6 foot range. Dangerous waves

* WHAT...Strong longshore currents in the surf zone. * WHERE...The beaches from Cape Hatteras to Surf City. * WHEN...From 8 AM EDT this morning through this evening. * IMPACTS...Strong longshore currents will create dangerous swimming conditions. Strong longshore currents can sweep swimmers and surfers into rip currents, piers, jetties and other hazardous areas. In many cases, the longshore current is strong enough to prevent swimmers from being able to keep their feet on the bottom making it difficult to return to shore.

* WHAT...Heat index values up to 101 degrees expected. * WHERE...Portions of northern and northwest New Jersey and east central and southeast Pennsylvania. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Conditions will turn much less humid this weekend in the wake of a cold front tonight, however high temperatures will remain in the mid 80s to near 90 degrees. Drink plenty of fluids, stay in an air-conditioned room, stay out of

* WHAT...Heat index values up to 103 degrees expected. * WHERE...In Delaware, New Castle County. In New Jersey, Mercer, Camden, Gloucester, and Northwestern Burlington Counties. In Pennsylvania, Delaware, Eastern Chester, Eastern Montgomery, Lower Bucks, and Philadelphia Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Conditions will turn much less humid this weekend in the wake of a cold front tonight, however high

* WHAT...Heat index values up to 103 degrees expected. * WHERE...Eastern Monmouth County. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Conditions will turn much less humid this weekend in the wake of a cold front tonight, however high temperatures will remain in the mid 80s to near 90 degrees. 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 up to 104 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...Conditions will turn much less humid this weekend in the wake of a cold front tonight, however high temperatures will remain in the upper 80s to near 90 degrees. Drink plenty of fluids, stay in an air-conditioned room, stay out of

At 315 AM CDT, Doppler radar indicated a strong thunderstorm 3 miles northeast of Enterprise, moving east at 30 mph. HAZARD...Wind gusts up to 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down small tree limbs and blow around unsecured objects. Locations in or near the path include... Stigler... Porum... Mccurtain... Whitefield... Briartown... Enterprise... Kanima...

At 317 AM CDT, Doppler radar indicated a strong thunderstorm 5 miles south of Alderson, moving east at 30 mph. HAZARD...Wind gusts up to 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down small tree limbs and blow around unsecured objects. Locations in or near the path include... Mcalester... Wilburton... Hartshorne... Alderson... Higgins... Haileyville... Gowen... Dow... Bache...

* WHAT...High temperatures of 85 to 95 degrees with lows at night of 60 to 70 degrees expected. * WHERE...Curry County Coast, including Brookings and Harbor. * WHEN...From noon today to 8 PM PDT Saturday. * IMPACTS...Hot temperatures may cause heat related illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

At 247 AM CDT, Doppler radar indicated a strong thunderstorm 3 miles northeast of Krebs, moving east at 25 mph. HAZARD...Wind gusts up to 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down small tree limbs and blow around unsecured objects. Locations in or near the path include... Mcalester... Hartshorne... Krebs... Quinton... Alderson... Mcalester Regional Airport... Blocker... Gowen...