Extreme Heat Watch issued June 19 at 8:16PM CDT until June 22 at 9:00PM CDT by NWS Quad Cities IA IL
* WHAT...Dangerously hot conditions with peak afternoon heat indices near 105 degrees possible, potentially lasting into early next week. * WHERE...Portions of northwest Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. * WHEN...From Saturday afternoon through Sunday evening. * IMPACTS...Heat related illnesses increase significantly during periods of extreme heat and high humidity. * ADDITIONAL DETAILS...There is forecast to be little reprieve overnight with low temperatures in the mid to upper 70s.
Extreme Heat Watch issued June 19 at 1:56PM CDT until June 24 at 9:00PM CDT by NWS St Louis MO
* WHAT...Dangerously hot conditions with heat index values up to 108 possible. * WHERE...In Illinois, Jersey IL, Madison IL, Monroe IL, and Saint Clair IL Counties. In Missouri, Jefferson MO, Saint Charles MO, Saint Louis City MO, and Saint Louis MO Counties. * WHEN...From Saturday afternoon through Tuesday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.
Extreme Heat Watch issued June 19 at 9:41PM CDT until June 23 at 6:00PM CDT by NWS Milwaukee/Sullivan WI
* WHAT...Dangerously hot conditions with heat index values up to 105 possible. * WHERE...Kenosha, Milwaukee, and Racine Counties. * WHEN...From Saturday afternoon through Monday afternoon. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.
Extreme Heat Watch issued June 19 at 9:38AM CDT until June 22 at 9:00PM CDT by NWS Quad Cities IA IL
* WHAT...Dangerously hot conditions with heat index values above 105 possible for multiple days, potentially into early next week. * WHERE...Portions of northwest Illinois and east central, northeast, and southeast Iowa. * WHEN...From Saturday afternoon through Sunday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...There is forecast to be little reprieve during the nights, with low temperatures in the mid to possibly upper 70s.
Extreme Heat Watch issued June 19 at 9:30AM CDT until June 21 at 10:00PM CDT by NWS Sioux Falls SD
* WHAT...Dangerously hot conditions with heat index values up to 108 possible. * WHERE...Portions of central, east central, south central, and southeast South Dakota. * WHEN...From Friday morning through Saturday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.
Extreme Heat Watch issued June 19 at 9:30AM CDT until June 22 at 9:00PM CDT by NWS Sioux Falls SD
* WHAT...Dangerously hot conditions with heat index values up to 107 possible. * WHERE...Portions of northwest and west central Iowa, southwest Minnesota, northeast Nebraska, and east central and southeast South Dakota. * WHEN...From Friday morning through Sunday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.
Extreme Heat Warning issued June 19 at 5:14AM MST until June 20 at 9:00PM MST by NWS Tucson AZ
* WHAT...For the Thursday through Friday Extreme Heat Warning, dangerously hot conditions with temperatures up to 115 possible in the Tucson metropolitan area, Gila River Valley, and across western and central Pima County including the Tohono O'odham Nation. High temperatures elsewhere will be 102 to 108 degrees. * WHERE...Eastern Cochise County below 5000 feet, South Central Pinal County, Southeast Pinal County, Tohono O'odham Nation, Tucson Metro Area, Upper Gila River Valley, Upper San Pedro River Valley, Upper Santa Cruz River Valley/Altar Valley, and Western Pima County. * WHEN...From 10 AM this morning to 9 PM MST Friday. * IMPACTS...Heat related
Extreme Heat Warning issued June 19 at 4:14AM MST until June 20 at 7:00PM MST by NWS Flagstaff AZ
* WHAT...Dangerously hot conditions below 4000 feet, with daytime temperatures ranging from 105 degrees at Havasupai Gardens, to 115 degrees at Phantom Ranch. * WHERE...Lower elevations of the Grand Canyon. * WHEN...Until 7 PM MST Friday. * IMPACTS...Most individuals will be at risk for heat-related illnesses without effective cooling or adequate hydration, especially with prolonged outdoor exposure.
Extreme Heat Warning issued June 19 at 1:54AM MST until June 20 at 8:00PM MST by NWS Phoenix AZ
* WHAT...Dangerously hot conditions. Afternoon temperatures 106 to 116. Major Heat Risk. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke. * WHERE...A portion of south central Arizona. * WHEN...Until 8 PM MST Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...In Maricopa County, call 2 1 1 to find a free cooling center, transportation, water, and more. https://www.maricopa.gov/heat
Extreme Heat Warning issued June 19 at 1:32AM PDT until June 19 at 10:00PM PDT by NWS Las Vegas NV
* WHAT...Expect high temperatures around 110 in Las Vegas, Pahrump, and Barstow, around 105 in Kingman, 110 to 115 in the Colorado River Valley, and up to 120 at Furnace Creek in Death Valley National Park. * WHERE...Lake Mead National Recreation Area, Lake Havasu and Fort Mohave, Northwest Deserts, Death Valley National Park, Western Mojave Desert, Eastern Mojave Desert, San Bernardino County-Upper Colorado River Valley, Western Clark and Southern Nye County, and Las Vegas Valley. * WHEN...Until 10 PM PDT /10 PM MST/ this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events, especially when overnight low temperatures