Severe

Significant threat to life or property

Missouri Severe Flood Warning | Effective 06/17/2026 10:19

...The Flood Warning is extended for the following rivers in<br /> Missouri... Missouri River at St. Charles. Missouri River at Hermann. Missouri River near Chamois. River forecasts are based on observed precipitation and forecast<br /> precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Missouri River at St. Charles. * WHEN...Until late Thursday night. * IMPACTS...At 25.0 feet, Downstream near this stage, Missouri Route<br /> H at Island Road and agricultural bottomland may begin flooding,<br />

Idaho Severe Red Flag Warning | Effective 06/17/2026 10:23

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING<br /> FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR IDAHO FIRE WEATHER<br /> ZONES 410, 413, 425, AND 427... * AFFECTED AREA...Fire Weather Zone 410 Upper Snake River<br /> Valley/Idaho Falls BLM, Fire Weather Zone 413 Caribou<br /> Range/Caribou NF, Fire Weather Zone 425 Middle Snake River<br /> Valley/Twin Falls BLM north of the Snake River and Fire<br /> Weather Zone 427 Goose Creek and Raft River Valley/Southern<br /> Sawtooth NF/Twin Falls BLM south of the Snake River.

South Dakota, , Wyoming Severe Red Flag Warning | Effective 06/17/2026 10:26

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING DUE<br /> TO GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR SOUTHERN BLACK HILLS,<br /> FALL RIVER COUNTY AREA, CUSTER COUNTY PLAINS, PINE RIDGE AREA,<br /> BADLANDS AREA, BENNETT COUNTY AREA, SOUTHERN CAMPBELL, AND WESTON<br /> COUNTY PLAINS... .A cold front moved through early this morning. Behind the cold<br /> front, strong northwest winds from 25 to 35 mph with gusts up to 55<br /> mph have been reported. Minimum relative humidity values will dip as<br />

Texas Severe Extreme Heat Warning | Effective 06/17/2026 10:28

* WHAT...For the Heat Advisory, temperatures up to 106. For the<br /> Extreme Heat Warning, dangerously hot conditions with temperatures<br /> up to 112 expected. Temperatures up to 115 can be expected along<br /> the Rio Grande. * WHERE...Lower Brewster, Terrell, Glasscock, Howard, Mitchell, and<br /> Reagan Counties. * WHEN...For the Heat Advisory, until 10 PM CDT this evening. For the<br /> Extreme Heat Warning, from noon to 10 PM CDT Thursday. * IMPACTS...Heat related illnesses increase significantly during<br />

Indiana, Kentucky, Ohio Severe Flood Watch | Effective 06/17/2026 10:02

* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...The following counties, in Indiana, Dearborn, Fayette,<br /> Franklin, Ohio, Ripley, Switzerland and Union, the following<br /> counties, in northern Kentucky, Boone, Bracken, Campbell, Carroll,<br /> Gallatin, Grant, Kenton, Mason, Owen, Pendleton and Robertson, and<br /> the following counties, in Ohio, Adams, Brown, Butler, Clermont<br /> and Hamilton. * WHEN...From 10 PM EDT this evening through Thursday morning.

Illinois Severe Flash Flood Warning | Effective 06/17/2026 10:02

At 1202 PM CDT, Doppler radar indicated thunderstorms producing<br /> heavy rain across the warned area. Between 1 and 3 inches of rain<br /> have fallen. Flash flooding is ongoing, with 3 to 5 inches of water<br /> on many of the back roads between Colchester and Adair. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas,<br /> highways, streets and underpasses as well as other poor<br /> drainage and low-lying areas.

Nebraska Severe Red Flag Warning | Effective 06/17/2026 10:09

* AFFECTED AREA...Fire Weather Zone 204 Eastern<br /> Panhandle/Crescent Lake NWR, Fire Weather Zone 206<br /> Sandhills/Valentine NWR/Nebraska National Forest, Fire Weather<br /> Zone 208 Niobrara Valley/Fort Niobrara NWR/Samuel R McKelvie<br /> National Forest, Fire Weather Zone 209 Loup Rivers Basin, Fire<br /> Weather Zone 210 Frenchman Basin and Fire Weather Zone 219<br /> Loess Plains. * TIMING...Noon through 9 PM CDT this evening. * WINDS...Northwest 20 to 30 mph with gusts between 45 and 50 mph. * RELATIVE HUMIDITY...As low as 16 percent.

Colorado, Wyoming Severe Red Flag Warning | Effective 06/17/2026 10:10

* AFFECTED AREA...Fire Weather Zones 211, 212, 213, 214, 217 and<br /> 218. * TIMING...Until 8 PM MDT this evening. * WINDS...West 20 to 30 mph with gusts up to 50 mph, strongest<br /> over the mountains. * RELATIVE HUMIDITY...As low as 10 percent. * IMPACTS...Conditions will be favorable for rapid fire spread.<br /> Avoid outdoor burning and any activity that may produce a<br /> spark and start a wildfire.<br /> A Red Flag Warning means that critical fire weather conditions<br /> are either occurring now....or will shortly. A combination of<br />

Florida Severe Severe Thunderstorm Warning | Effective 06/17/2026 10:11

At 1211 PM CDT, a severe thunderstorm was located near Chipley,<br /> moving northeast at 30 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include...<br /> Chipley, Graceville, Bonifay, Cottondale, Campbellton, Richter<br /> Crossroads, Brock Crossroad, Jacob City, Chipley Municipal Airport,<br /> Holmes County Airport, Jacobs, Browntown, Bahoma, Poplar Head,<br /> Ellaville, and Johnson Crossroads.<br />

Illinois Severe Flood Warning | Effective 06/17/2026 09:48

...The Flood Warning continues for the following rivers in<br /> Illinois... Illinois River at La Salle affecting Bureau, Putnam and La Salle<br /> Counties. For the Illinois River (Upper)...including La Salle...Minor flooding<br /> is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Illinois River from Starved Rock Lock and Dam downstream<br /> to confluence with Big Bureau Creek, including the La Salle gauge. * WHEN...Until further notice. * IMPACTS...At 22.0 feet, Lower parking lot at Starved Rock State<br />
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