Severe

* WHAT...For the Freeze Warning, sub-freezing temperatures as low as 30 expected. For the Freeze Watch, hard freeze temperatures as low as 28 possible. * WHERE...A portion of Northern Lower Michigan. * WHEN...For the Freeze Warning, until 8 AM EDT this morning. For the Freeze Watch, from this evening through Monday morning. * IMPACTS...Frost and freeze conditions could kill crops and other sensitive vegetation. Take steps now to protect tender plants from the cold.

* WHAT...For the Frost Advisory, temperatures as low as 33 will result in frost formation. For the Freeze Watch, sub-freezing temperatures as low as 30 possible. * WHERE...Alcona, Alpena, Arenac, Iosco, Leelanau, and Presque Isle Counties. * WHEN...For the Frost Advisory, until 8 AM EDT this morning. For the Freeze Watch, from this evening through Monday morning. * IMPACTS...Frost and freeze conditions could kill crops and other sensitive vegetation. Take steps now to protect tender plants from the cold.

SVROUN The National Weather Service in Norman has issued a * Severe Thunderstorm Warning for... Northern Grady County in central Oklahoma... West central McClain County in central Oklahoma... * Until 200 AM CDT. * At 128 AM CDT, a severe thunderstorm was located near Pocasset, moving east at 30 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include...

...The National Weather Service in Indianapolis IN has issued a Flood Warning for the following rivers in Indiana... White River at Newberry. .Heavy rainfall this week totaling mainly two to three and a half inches has produced minor flooding on the White River at Ellison... and now Newberry...and also along Knox County. Flooding to end in Greene County by Monday...and continue to later this week at Knox County points. * WHAT...Minor flooding is forecast. * WHERE...White River at Newberry. * WHEN...Until late tomorrow morning.

...FIRE WEATHER WATCH FOR WESTERN AND MOST OF CENTRAL NORTH DAKOTA MONDAY... .Critical fire weather conditions are likely across western and most of central North Dakota Monday. Southerly winds of 25 to 35 mph with gusts up to 45 mph will shift to the northwest in the afternoon and evening, initially in western and then central North Dakota. Relative humidity values will drop to as low as 15 percent. There is a low chance for isolated showers and

At 137 AM CDT, a severe thunderstorm was located near Ravenna, or 8 miles northwest of Bonham, moving southeast at 25 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. This severe storm will be near... Bonham, Ector, Ravenna, and Lake Bonham around 145 AM CDT. Dodd City and Bonham State Park around 200 AM CDT. Other locations impacted by this severe thunderstorm include Ridings,

* WHAT...Flooding caused by an ice jam is occurring. * WHERE...Including the following area, Lower Koyukuk Valley. * WHEN...Until 1000 PM AKDT Sunday. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. * ADDITIONAL DETAILS... - At 1000 PM AKDT, emergency management reported an ice jam on the Koyukuk River near Hughes. Impounding water due to the ice jam has caused water level rises leading to flooding of poor drainage areas.

At 105 AM CDT, a severe thunderstorm was located west of Sherman, moving southeast at 25 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. This severe storm will be near... Sherman around 110 AM CDT. Tom Bean around 125 AM CDT. Other locations impacted by this severe thunderstorm include White Mound, Boddie, Luella, Southmayd, and Ida.

At 119 AM CDT, a severe thunderstorm was located 6 miles southeast of Cogar, moving east at 30 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Tuttle, Minco, Amber, Pocasset, Cogar, and Lake Chickasha. For your protection move to an interior room on the lowest floor of a building.

The National Weather Service in Aberdeen has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Monday afternoon through Monday evening. * AFFECTED AREA...In South Dakota, Corson, Campbell, McPherson, Brown, Walworth, Edmunds, Dewey, Potter, Faulk, Spink, Stanley, Sully, Hughes, Hyde, Hand, Jones, Lyman and Buffalo. * WINDS...South 15 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 22 percent. * IMPACTS...Any fires that ignite will spread rapidly and become