Expected

* WHAT...Sub-freezing temperatures as low as 28. * WHERE...Clare, Osceola, and Lake Counties. * WHEN...Until 8 AM EDT this morning. * IMPACTS...Cold temperatures could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Take steps now to protect tender plants from the cold.

* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portions of central, northern, northwest, and southern New Jersey and east central, northeast, and southeast Pennsylvania. * WHEN...Until 8 AM EDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

* WHAT...Dangerously hot conditions. Afternoon temperatures 104 to 110 expected. Major Heat Risk. * WHERE...The Northwest Valley of the Phoenix Metro Area, The East Valley of the Phoenix Metro Area, Buckeye/Avondale, Deer Valley, Central Phoenix, North Phoenix/Glendale, Scottsdale/Paradise Valley, South Mountain/Ahwatukee, and Southeast Valley/Queen Creek. * WHEN...From 10 AM this morning to 8 PM MST Tuesday. * IMPACTS...Heat related illnesses increase significantly during

* WHAT...Dangerously hot conditions. Afternoon temperatures 100 to 114 expected. Major Heat Risk. * WHERE...Southwest corner of Imperial County, Western Imperial County, and Salton Sea. * WHEN...From 10 AM this morning to 8 PM PDT Monday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. An Extreme Heat Warning means that a period of very hot

* WHAT...Dangerously hot conditions. Afternoon temperatures 106 to 112 expected. Major Heat Risk. * WHERE...In Arizona, Parker Valley and Yuma. In California, Chuckwalla Valley, Imperial Valley, and Palo Verde Valley. * WHEN...From 11 AM MST /11 AM PDT/ to 8 PM MST /8 PM PDT/ Monday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke.

* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portions of central, north central, northwest, and west central Georgia. * WHEN...Until 10 AM EDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

At 244 AM CDT, Doppler radar was tracking a strong thunderstorm near Dorchester, or 8 miles southeast of Whitesboro, moving east at 15 mph. HAZARD...Winds in excess of 30 mph and penny 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. This strong thunderstorm will be near... Sherman and Dorchester around 250 AM CDT. Other locations impacted by this storm include Boddie, Luella,

At 243 AM CDT, Doppler radar indicated a strong thunderstorm 5 miles southwest of Sallisaw, moving east at 30 mph. HAZARD...Wind gusts up to 40 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down small tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations in or near the path include... Sallisaw... Muldrow... Roland... Arkoma... Gans... Short...

* WHAT...Visibility less than one-half mile in dense fog. * WHERE...In Alabama, Coffee, Dale, and Henry Counties. In Georgia, Quitman County. * WHEN...Until 10 AM EDT /9 AM CDT/ this morning. * IMPACTS...Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...Further expansion of this advisory is possible through sunrise. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Suffolk, Nassau, Southern Queens, and Kings (Brooklyn) Counties. * WHEN...Until 9 AM EDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.