Moderate

* Air temperatures in the lower 60s to lower 70s this weekend (50s on Sunday) may cause people to underestimate the dangers of the cold water temperatures which are currently only in the mid 50s across Sebago Lake and Lake Winnipesaukee, and in the mid 50s in the regions smaller lakes and rivers. * The cold water temperatures can quickly cause hypothermia to anyone immersed in the water. When the water temperature is below 60 degrees, the average submerged person could loose dexterity

* WHAT...Very steep and hazardous seas 9 to 12 feet and north winds 15 to 25 kt with gusts up to 30 kt. * WHERE...Waters from Cape Mendocino to Pt. Arena CA from 10 to 60 nm. * WHEN...Until 11 PM PDT this evening. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside.

At 1052 AM CDT, Doppler radar was tracking a strong thunderstorm near Putnam, or 14 miles southeast of Butler, moving northeast at 20 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... Sweet Water, Putnam, Wayne, Surginer, Miller, Nanafalia, Dixons Mill, Magnolia, Half Acre, Clayhill, and Nicholsville.

* WHAT...High waves and dangerous currents expected. * WHERE...Beaches along Lake Michigan in Door, Kewaunee and Manitowoc Counties. * WHEN...From 4 PM CDT this afternoon through this evening. * IMPACTS...Dangerous swimming conditions are expected. Strong currents can pull swimmers into deeper water and high waves can sweep people off piers. * ADDITIONAL DETAILS...Several beaches that will be most susceptible to the dangerous swimming conditions include... Rock Island State Beach, Baileys Harbor beaches and Whitefish

The combination of dry surface conditions, low afternoon relative humidity values, and gusty east to southeast winds will result in elevated fire danger conditions across northern lower Michigan this. Sustained winds of 7 to 15 mph with gusts of 20 to 30 mph will be seen over northern Michigan this afternoon. Minimum relative humidity values of 20 to 35 percent are expected over much of northern lower Michigan. These conditions could lead to

At 1014 AM CDT, Doppler radar was tracking a strong thunderstorm near Putnam, or 15 miles northwest of Thomasville, moving northeast at 25 mph. HAZARD...Wind gusts up to 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Sweet Water, Putnam, Wayne, Miller, Dixons Mill, Clayhill, and Nicholsville. If outdoors, consider seeking shelter inside a building.

* WHAT...Dangerous swimming conditions are expected along the Lake Superior shoreline due to high wave action and strong rip currents. * WHERE...Minnesota Park Point and Wisconsin Point Beaches. * WHEN...Until 10 PM CDT this evening. * IMPACTS...High wave action can make swimming difficult on days such as this. Incoming waves in rapid succession can tire even an experienced swimmer quickly. Rip currents can move you away from land. To avoid being swept away, swim parallel to the shore to exit a rip current.

At 927 AM CDT, Doppler radar was tracking a strong thunderstorm 6 miles west of Coffeeville, or 20 miles south of Butler, moving northeast at 25 mph. HAZARD...Wind gusts of 50 to 55 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. This storm will remain over mainly rural areas of south central Choctaw and northwestern Clarke Counties. If outdoors, consider seeking shelter inside a building.

At 931 AM CDT, Doppler radar was tracking a strong thunderstorm over Northport, moving northeast at 30 mph. HAZARD...Wind gusts up to 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Tuscaloosa, Northport, Holt, University Mall, Deerlick Creek Campgrounds, Tuscaloosa Amphitheater, Bryant Denny Stadium, Tuscaloosa Regional Airport, Lake Tuscaloosa, Lake Tuscaloosa Dam,

* WHAT...High wave action and dangerous currents expected at Lake Michigan beaches. Waves 3 to 6 ft expected. * WHERE...Lake IL, Northern Cook, and Central Cook Counties. * WHEN...Through Saturday afternoon. * IMPACTS...Swimming conditions will be life threatening, especially for inexperienced swimmers. For information on swim advisories or bans at Chicago beaches: www. cpdbeaches. com. Remain out of the water to avoid dangerous swimming conditions and do not venture out onto piers, jetties, breakwalls, or other