Moderate

A Bering Sea low will move into the Gulf of Anadyr Sunday then into the Chukchi Sea on Monday. South-southwest winds will increase water levels to around 1 to 3 feet above the normal high tide line during the Monday and Tuesday high tides in the Seward Peninsula. Water levels around 2 to 4 feet above the normal high tide line are possible from Kotzebue to Kivalina. There is still quite a bit of uncertainty with the exact water level heights and they will be monitored over the next few days.

A Bering Sea low will move into the Gulf of Anadyr then the Chukchi Sea on Monday. South-southwest winds will increase water levels to around 1 to 3 feet above the normal high tide line during the Monday and Tuesday high tides from Wainwright to Utqiagvik. Water levels around 2 to 4 feet above the normal high tide line are possible from Point Lay to Point Hope. Secondly, winds will shift west-northwest Tuesday afternoon which can prolong high water levels into Wednesday. There is still quite a

* WHAT...This level of heat affects most individuals sensitive to heat, especially those without effective cooling and/or adequate hydration. * WHERE...Portions of Puerto Rico and Virgin Islands. * WHEN...Until 4 PM AST this afternoon. * 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. To reduce risk during outdoor work, the Occupational Safety and

* WHAT...Strong currents and dangerous swimming conditions. * WHERE...Beaches of Niagara, Orleans, Monroe, Wayne, Northern Cayuga, Oswego, and Jefferson counties. * WHEN...Through Tuesday evening. * IMPACTS...Strong currents and dangerous swimming conditions. Stay out of the water to avoid dangerous swimming conditions.

* WHAT...Strong currents and dangerous swimming conditions. * WHERE...Beaches of Erie and Chautauqua counties. * WHEN...Through late Monday night. * IMPACTS...Strong currents and dangerous swimming conditions. Stay out of the water to avoid dangerous swimming conditions.

At 810 AM MDT, Doppler radar was tracking a line of strong thunderstorms extending from 9 miles west of Big Arm to 24 miles northwest of Seeley Lake, or extending from 16 miles northwest of Polson to 28 miles southeast of Polson, moving northeast at 50 mph. HAZARD...Wind gusts up to 30 mph and frequent lightning. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Polson, Ronan, Swan Lake, Turtle Lake, Woods Bay, Kings Point,

* 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...Through this evening. * IMPACTS...Strong currents can pull swimmers into deeper water and high waves can sweep people off piers. Remain out of the water to avoid hazardous swimming conditions and do not venture out on piers. Please check with your local authorities on potential beach closures.

At 820 AM CDT, Doppler radar was tracking a strong thunderstorm over Soldier Creek, or 14 miles west of Mission, moving east at 20 mph. HAZARD...Wind gusts up to 50 mph and half inch 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... Mission, Rosebud, Parmelee, Ring Thunder, Fairgrounds Housing, Soldier Creek, He Dog and Rosebud Reservation.

An incoming system will move over the panhandle Sunday into Monday, bringing extended periods of moderate to heavy rain for the southern panhandle. Highest rain rates are expected during Sunday evening into Monday possibly reaching around 0.3 inches per hour, primarily for Ketchikan, Metlakatla, and Misty Fjords. Rainfall totals could be as high as 2 to 3.5 inches by Monday afternoon. Confidence has increased on heavy rain over Annette Island and Ketchikan areas with

* WHAT...East-northeast winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...Portions of Maui, Molokai, Lanai, Kahoolawe, and the Big Island. Strongest sustained winds will occur over mountain ridges...gaps...and where winds blow downslope from higher terrain. * WHEN...Until 6 PM HST this evening. * IMPACTS...Winds this strong can tear off shingles, knock down tree branches, blow away tents and awnings and make it difficult to steer, especially for drivers of high profile vehicles.