Expected

* WHAT...Visibility less than one quarter of a mile in dense fog. * WHERE...In Minnesota, Carlton and South St. Louis Counties. In Wisconsin, Douglas County. This includes the Tribal Lands of the Fond du Lac Band. * WHEN...Until 1 PM CDT this afternoon. * IMPACTS...Low visibility could make driving conditions hazardous. If driving, slow down, use your low-beam headlights and fog lights, and leave plenty of distance ahead of you.

...CRITICAL FIRE WEATHER CONDITIONS FOR EASTERN COLORADO... * AFFECTED AREA...Fire Weather Zones 253 Kit Carson and 254 Cheyenne CO. * TIMING...From noon today to 8 PM MDT this evening. * WINDS...South at 10 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 12 percent. * IMPACTS...Unpredictable fire behavior. Any fires that develop may rapidly grow and spread out of control. Comply with burn bans and regulations. Avoid driving on dry grass or brush. Maintain vehicle brakes and tires and secure tow chains

* WHAT...Visibility 1/4 mile or less in dense fog. * WHERE...Baraga, Keweenaw, Northern Houghton, and Southern Houghton Counties. * WHEN...Until 2 PM EDT this afternoon. * IMPACTS...Low visibility could make driving conditions hazardous. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

* WHAT...For the Freeze Warning, sub-freezing temperatures of 27 to 32 expected. For the Frost Advisory, temperatures of 33 to 36 degrees will result in frost formation. Some colder locations like around Klamath Marsh, Chemult and portions of the Christmas Valley could have lows around or just below freezing Thursday morning. * WHERE...Northern and Eastern Klamath County and Western Lake County, including Chemult, Crescent, Sprague River, Bly, and Winter Rim.

At 748 AM CDT, Doppler radar was tracking a strong thunderstorm near Gallatin, moving northeast at 50 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... Trenton, Gallatin, Jamesport, Gilman City, Jameson, Tindall, and Brimson. If outdoors, consider seeking shelter inside a building.

At 751 AM CDT, Doppler radar was tracking a line of strong thunderstorms extending from near Dutch Corners to 9 miles north of Bevent, or extending from 20 miles north of Wausau to 16 miles east of Wausau, moving northeast at 45 mph. HAZARD...Wind gusts up to 50 to 55 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. The strong thunderstorm will be near...

At 752 AM CDT, Doppler radar was tracking a strong thunderstorm near Gower, moving northeast at 30 mph. HAZARD...Wind gusts up to 40 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... Cameron, Gower, Maysville, Stewartsville, Agency, Osborn, Clarksdale, Easton, and Amity. This includes Interstate 35 in Missouri between mile markers 51 and 56.

* WHAT...Temperatures up to 92 expected. * WHERE...San Luis Obispo County Inland Central Coast and Santa Barbara County Inland Central Coast. * WHEN...From 10 AM this morning to 7 PM PDT this evening. * IMPACTS...There is a high risk for heat illness for sensitive populations including the very young, the very old, those without air conditioning, and those active outdoors. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 9 AM PDT THURSDAY DUE TO WIND AND LOW RELATIVE HUMIDITY FOR NORTH BAY INTERIOR MOUNTAINS AND EAST BAY HILLS... ....Hot, dry, and windy conditions combined with mixed vegetation, such as grass, will lead to critical fire weather conditions Wednesday night into Thursday morning... * AFFECTED AREA...East Bay Hills and North Bay Interior Mountains. * TIMING...From 11 PM this evening to 9 AM PDT Thursday. * WINDS 20 FOOT...Northwest winds 10 to 20 mph with gusts up to 45

* WHAT...High temperatures between 90 and 103 for interior valleys and higher elevations. High temperatures between 85 and 96 degrees for the Bay Shoreline. * WHERE...The East Bay and San Francisco Bay Shoreline, North Bay Interior Mountains and Valleys, and The Santa Clara Valley and Eastern Hills. * WHEN...From noon to 11 PM PDT Thursday. * IMPACTS...This level of heat affects most individuals sensitive to heat, especially those without effective cooling and/or adequate