Severe

* WHAT...Sub-freezing temperatures as low as 30 possible. * WHERE...Northwest Pocahontas and Southeast Randolph Counties. * WHEN...From late tonight through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Additional information can be found at https://www.weather.gov/rlx as well as on our X and Facebook pages.

Severe Thunderstorm Watch 198 remains valid until 5 AM CDT early this morning for the following areas In Texas this watch includes 6 counties In southeast Texas Brazoria Fort Bend Galveston Harris Matagorda Montgomery This includes the cities of Alvin, Angleton, Bay City, Clute, Conroe, Dickinson, First Colony, Freeport, Friendswood, Galveston, Houston, Lake Jackson, League City, Mission Bend, Missouri City, Palacios, Pearland, Pecan Grove, Rosenberg,

* IMPACTS: Low humidities, unseasonably warm temperatures, and strong gusty winds will create erratic fire behavior. * AFFECTED AREA: In Southeast MT Fire Zones...130...132. In Southeast MT and Northwest SD Fire Zone...133. The most critical areas exist mainly along and north of Interstate 94 and US Highway 12. * COUNTIES AFFECTED: In Northwest SD...Harding. In Southeast MT...Carter...Custer...Fallon...Rosebud...Treasure. * COLD FRONT: A cold front will shift winds from the south to the

* WHAT...Dangerously hot conditions. Afternoon temperatures 105 to 110. 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...Until 8 PM MST Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat

* WHAT...Dangerously hot conditions. Afternoon temperatures 103 to 112. Major Heat Risk. * WHERE...Southwest corner of Imperial County, Western Imperial County, and Salton Sea. * WHEN...Until 8 PM PDT this evening. * 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/ this morning to 8 PM MST /8 PM PDT/ this evening. * 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.

Severe Thunderstorm Watch 198 remains valid until 5 AM CDT early this morning for the following areas In Texas this watch includes 10 counties In south central Texas Jackson In southeast Texas Brazoria Fort Bend Galveston Grimes Harris Matagorda Montgomery Waller Wharton This includes the cities of Alvin, Angleton, Bay City, Brookshire, Clute, Conroe, Dickinson, Edna, El Campo, First Colony, Freeport, Friendswood, Galveston, Ganado,

At 134 AM CDT, severe thunderstorms were located along a line extending from 6 miles northwest of Palm Harbor to near Driscoll Childrens Hospital to 7 miles west of South Texas Botanical Gardens to near Ricardo to near Riviera to near La Gloria, moving southeast at 45 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...

* AFFECTED AREA...Fire weather zones 120, 122, 134, 135, 136, and 137. * WIND...Northwest 20 to 35 mph with gusts up to 45 mph. * HUMIDITY...As low as 15 percent. * IMPACTS...Any fires that develop will likely spread rapidly, particularly for grassland areas. Outdoor burning is not recommended. Please advise the appropriate officials or fire crews in these areas of this Red Flag Warning.

The National Weather Service in Aberdeen has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 1 PM this afternoon to 9 PM CDT this evening. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...In South Dakota, Hughes. * WINDS...Southeast 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 23 percent. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress.