Severe

Significant threat to life or property

Extreme Heat Warning California | Effective 03/17/2026 21:14

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Dangerously hot conditions with high temperatures of 105 to<br /> 110 expected. * WHERE...Coachella Valley. * WHEN...From 10 AM Wednesday to 8 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during<br /> extreme heat events. * ADDITIONAL DETAILS...Overnight low temperatures will fall to the<br /> low to mid-70s reducing overnight relief from the heat. Instruction:<br />

High Wind Warning Wyoming | Effective 03/17/2026 20:48

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...West winds 30 to 40 mph with gusts up to 65 mph. * WHERE...North Snowy Range Foothills including Arlington and Elk<br /> Mountain along Interstate 80. * WHEN...Until 6 PM MDT Wednesday. * IMPACTS...Mainly to transportation. Strong cross winds will be<br /> hazardous to light weight or high profile vehicles, including<br /> campers and tractor trailers. Instruction:<br /> A High Wind Warning means a hazardous high wind event is expected or<br />

Red Flag Warning South Dakota, , Wyoming | Effective 03/17/2026 20:23

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...CRITICAL FIRE WEATHER CONDITIONS WEDNESDAY ACROSS PORTIONS OF<br /> NORTHEASTERN WYOMING AND FAR SOUTHWESTERN SOUTH DAKOTA... .Very warm temperatures Wednesday with highs in the upper 60s into<br /> mid 70s across northeastern Wyoming and southwestern South Dakota.<br /> These anomalously warm temperatures coupled with gusty west-northwest<br /> winds (gusts 25 to 40 mph) and relative humidity falling to<br />

Red Flag Warning South Dakota, Wyoming | Effective 03/17/2026 20:23

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...CRITICAL FIRE WEATHER CONDITIONS WEDNESDAY ACROSS PORTIONS OF<br /> NORTHEASTERN WYOMING AND FAR SOUTHWESTERN SOUTH DAKOTA... .Very warm temperatures Wednesday with highs in the upper 60s into<br /> mid 70s across northeastern Wyoming and southwestern South Dakota.<br /> These anomalously warm temperatures coupled with gusty west-northwest<br /> winds (gusts 25 to 40 mph) and relative humidity falling to<br />

Red Flag Warning Nebraska | Effective 03/17/2026 20:00

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * 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 210 Frenchman Basin and Fire Weather Zone 219 Loess<br /> Plains. * TIMING...Red Flag Warning in effect through 9 PM CDT /8 PM<br /> MDT/ this evening. For Wednesday the Red Flag Warning is in<br /> effect from 12 PM CDT /11 AM MDT/ to 8 PM CDT /7 PM MDT

Flood Warning Louisiana | Effective 03/17/2026 19:49

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...The Flood Warning continues for the following rivers in<br /> Louisiana... Calcasieu River Near Glenmora Additional information is available at www.weather.gov. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Calcasieu River near Glenmora. * WHEN...Until further notice. * IMPACTS...At 12.0 feet, When the river is falling and the gauge<br /> reading is forecast to be near 12 feet, flooding of forested areas<br /> near the river will occur.

Flood Warning Illinois, Indiana | Effective 03/17/2026 19:29

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...The Flood Warning continues for the following rivers in Indiana...<br /> Illinois... White River at Hazleton and Petersburg. Wabash River at Mount Carmel. .Flooding will continue through early next week at Petersburg and<br /> Hazleton, and ending this week at Mount Carmel. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Wabash River at Mount Carmel. * WHEN...Until late Friday morning.

Flood Warning Indiana | Effective 03/17/2026 19:29

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...The Flood Warning continues for the following rivers in Indiana...<br /> Illinois... White River at Hazleton and Petersburg. Wabash River at Mount Carmel. .Flooding will continue through early next week at Petersburg and<br /> Hazleton, and ending this week at Mount Carmel. * WHAT...Minor flooding is forecast. * WHERE...White River at Hazleton. * WHEN...Until early Monday afternoon. * IMPACTS...At 22.0 feet, In agricultural season, extensive flooding<br />

Flood Warning Indiana | Effective 03/17/2026 19:29

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...The Flood Warning continues for the following rivers in Indiana...<br /> Illinois... White River at Hazleton and Petersburg. Wabash River at Mount Carmel. .Flooding will continue through early next week at Petersburg and<br /> Hazleton, and ending this week at Mount Carmel. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...White River at Petersburg. * WHEN...Until early Saturday morning.

High Wind Warning Montana | Effective 03/17/2026 19:34

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Strong west winds will decrease for a period overnight<br /> before redeveloping Wednesday morning. West winds 30 to 40 mph<br /> with gusts up to 60 mph expected on Wednesday. * WHERE...Eastern Glacier, Western Toole, and Central Pondera<br /> Counties. * WHEN...From 6 AM to 9 PM MDT Wednesday. * IMPACTS...High winds may move loose debris, damage property and<br /> cause power outages. Travel could be difficult, especially for<br /> high profile vehicles.
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