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Nebraska Severe Extreme Heat Warning | Effective 07/27/2026 05:05
Extreme Heat Warning issued July 27 at 7:05AM CDT until July 27 at 10:00PM CDT by NWS Omaha/Valley NE
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions with heat index values up to 115.
* WHERE...Portions of east central and southeast Nebraska.
* WHEN...Until 10 PM CDT this evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
Areas: Butler County NE, Saunders County NE, Seward County NE, Lancaster County NE, Cass County NE, Otoe County NE, Saline County NE, Jefferson County NE, Gage County NE, Johnson County NE, Nemaha County NE, Pawnee County NE, Richardson County NE
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 05:05
Expires: Monday, July 27, 2026 - 20:00
Sender: [email protected]
Nebraska Severe Extreme Heat Warning | Effective 07/27/2026 05:05
Extreme Heat Warning issued July 27 at 7:05AM CDT until July 27 at 10:00PM CDT by NWS Omaha/Valley NE
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions with heat index values up to 117.
* WHERE...Burt, Dodge, Washington, Boone, Colfax, Cuming, Madison,
Platte, and Stanton Counties.
* WHEN...Until 10 PM CDT this evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
Areas: Boone County NE, Madison County NE, Stanton County NE, Cuming County NE, Burt County NE, Platte County NE, Colfax County NE, Dodge County NE, Washington County NE
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 05:05
Expires: Monday, July 27, 2026 - 20:00
Sender: [email protected]
Iowa, Nebraska Severe Extreme Heat Warning | Effective 07/27/2026 05:05
Extreme Heat Warning issued July 27 at 7:05AM CDT until July 27 at 10:00PM CDT by NWS Omaha/Valley NE
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions with heat index values up to 115.
* WHERE...In Iowa, Fremont, Mills, Montgomery, Page, and
Pottawattamie Counties. In Nebraska, Douglas and Sarpy Counties.
* WHEN...Until 10 PM CDT this evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity...
Areas: Pottawattamie County IA, Mills County IA, Montgomery County IA, Fremont County IA, Page County IA, Douglas County NE, Sarpy County NE
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 05:05
Expires: Monday, July 27, 2026 - 20:00
Sender: [email protected]
Iowa Severe Extreme Heat Warning | Effective 07/27/2026 05:05
Extreme Heat Warning issued July 27 at 7:05AM CDT until July 27 at 10:00PM CDT by NWS Omaha/Valley NE
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions with heat index values up to 115.
* WHERE...Harrison and Shelby Counties.
* WHEN...Until 10 PM CDT this evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
Areas: Harrison County IA, Shelby County IA
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 05:05
Expires: Monday, July 27, 2026 - 20:00
Sender: [email protected]
Utah Severe Extreme Heat Warning | Effective 07/27/2026 04:48
Extreme Heat Warning issued July 27 at 5:48AM MDT until July 28 at 12:00AM MDT by NWS Salt Lake City UT
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions with high temperatures in the
mid 100s expected. Low temperatures around 80 degrees will provide
little relief from the heat. HeatRisk will be in the orange
(moderate) to red (major) range today.
* WHERE...Glen Canyon Recreation Area/Lake Powell.
* WHEN...Until midnight MDT tonight.
* IMPACTS...
Areas: Garfield County UT, Kane County UT, San Juan County UT
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 04:48
Expires: Monday, July 27, 2026 - 16:15
Sender: [email protected]
Arizona, California, Nevada Severe Extreme Heat Warning | Effective 07/27/2026 04:47
Extreme Heat Warning issued July 27 at 4:47AM PDT until July 27 at 8:00PM PDT by NWS Las Vegas NV
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions expected. Afternoon temperatures
in the desert valleys will climb into the 108 to 114 degree range.
Temperatures in the Colorado River Valley may exceed 115 degrees.
Temperatures in the lower elevations of Death Valley will range
from 115 to 120 degrees. Overnight lows generally 80 to 95 degrees...
Areas: Mohave County AZ, Inyo County CA, San Bernardino County CA, Clark County NV, Nye County NV
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 04:47
Expires: Monday, July 27, 2026 - 20:00
Sender: [email protected]
Kansas Severe Extreme Heat Warning | Effective 07/27/2026 02:11
Extreme Heat Warning issued July 27 at 4:11AM CDT until July 27 at 9:00PM CDT by NWS Dodge City KS
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions with heat index values up to 113.
* WHERE...Portions of central, south central, and southwest Kansas.
* WHEN...Until 9 PM CDT this evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
Areas: Ellis County KS, Rush County KS, Hodgeman County KS, Pawnee County KS, Stafford County KS, Gray County KS, Ford County KS, Edwards County KS, Kiowa County KS, Pratt County KS, Seward County KS, Meade County KS, Clark County KS, Comanche County KS, Barber County KS
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 02:11
Expires: Monday, July 27, 2026 - 19:00
Sender: [email protected]
Kansas, Missouri Severe Extreme Heat Warning | Effective 07/27/2026 01:24
Extreme Heat Warning issued July 27 at 3:24AM CDT until July 28 at 7:00AM CDT by NWS Springfield MO
Event: Extreme Heat Warning
Desc: * WHAT...For the Extreme Heat Warning, dangerously hot conditions
with heat index values up to 115. For the Heat Advisory, heat
index values up to 110 expected.
* WHERE...Portions of southeast Kansas and central, east central,
south central, southwest, and west central Missouri.
* WHEN...For the Extreme Heat Warning, until 7 AM...
Areas: Bourbon County KS, Crawford County KS, Cherokee County KS, Benton County MO, Morgan County MO, Miller County MO, Maries County MO, Vernon County MO, St. Clair County MO, Hickory County MO, Camden County MO, Pulaski County MO, Phelps County MO, Barton County MO, Cedar County MO, Polk County MO, Dallas County MO, Laclede County MO, Texas County MO, Dent County MO, Jasper County MO, Dade County MO, Greene County MO, Webster County MO, Wright County MO, Newton County MO, Lawrence County MO, Christian County MO, Douglas County MO, Howell County MO, Shannon County MO, McDonald County MO, Barry County MO, Stone County MO, Taney County MO, Ozark County MO, Oregon County MO
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 01:24
Expires: Tuesday, July 28, 2026 - 17:00
Sender: [email protected]
Arizona Severe Extreme Heat Warning | Effective 07/27/2026 00:48
Extreme Heat Warning issued July 27 at 12:48AM MST until July 29 at 8:00PM MST by NWS Phoenix AZ
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions. Afternoon temperatures 108 to
113. Major Heat Risk.
* WHERE...South central Arizona, including the Phoenix metropolitan
area.
* WHEN...Until 8 PM MST Wednesday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events. Overexposure can cause heat cramps and heat...
Areas: Maricopa County AZ
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 00:48
Expires: Monday, July 27, 2026 - 17:00
Sender: [email protected]
Arizona, California Severe Extreme Heat Warning | Effective 07/27/2026 00:48
Extreme Heat Warning issued July 27 at 12:48AM MST until July 27 at 8:00PM MST by NWS Phoenix AZ
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions. Afternoon temperatures 110 to
115 degrees. Major Heat Risk.
* WHERE...Mostly rural portions of southwest Arizona and southeast
California, including Joshua Tree National Park.
* WHEN...Until 8 PM MST /8 PM PDT/ this evening.
* IMPACTS...Heat related illnesses increase significantly during...
Areas: La Paz County AZ, Yuma County AZ, San Bernardino County CA, Imperial County CA, Riverside County CA
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 00:48
Expires: Monday, July 27, 2026 - 17:00
Sender: [email protected]
Arizona Severe Extreme Heat Warning | Effective 07/27/2026 00:48
Extreme Heat Warning issued July 27 at 12:48AM MST until July 27 at 8:00PM MST by NWS Phoenix AZ
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions. Afternoon temperatures 104 to
113. Major Heat Risk.
* WHERE...Portions of South-central Arizona.
* WHEN...Until 8 PM MST this evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events. Overexposure can cause heat cramps and heat
exhaustion to develop and,...
Areas: Maricopa County AZ, Pinal County AZ
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 00:48
Expires: Monday, July 27, 2026 - 17:00
Sender: [email protected]
Arizona, California Severe Extreme Heat Warning | Effective 07/27/2026 00:48
Extreme Heat Warning issued July 27 at 12:48AM MST until July 29 at 8:00PM MST by NWS Phoenix AZ
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions. Afternoon temperatures 109 to
116. Major Heat Risk.
* WHERE...Portions of southwest Arizona and southeast California.
* WHEN...Until 8 PM MST /8 PM PDT/ Wednesday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events. Overexposure can cause heat cramps and...
Areas: La Paz County AZ, Yuma County AZ, Imperial County CA, Riverside County CA
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 00:48
Expires: Monday, July 27, 2026 - 17:00
Sender: [email protected]
Montana Severe Extreme Heat Warning | Effective 07/27/2026 00:24
Extreme Heat Warning issued July 27 at 1:24AM MDT until July 28 at 12:00AM MDT by NWS Billings MT
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions with temperatures up to 103
degrees.
* WHERE...Carter, Custer, and Fallon.
* WHEN...Until midnight MDT tonight.
* IMPACTS...Hot temperatures may cause heat illnesses.
* ADDITIONAL DETAILS...Dangerously hot daytime temperatures combined
with warm overnight low temperatures will produce...
Areas: Custer County MT, Fallon County MT, Carter County MT
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 00:24
Expires: Monday, July 27, 2026 - 23:00
Sender: [email protected]
Idaho Severe Red Flag Warning | Effective 07/26/2026 23:34
Red Flag Warning issued July 27 at 12:34AM MDT until July 27 at 9:00PM MDT by NWS Pocatello ID
Event: Red Flag Warning
Desc: ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT
THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONES 475 AND 476...
* AFFECTED AREA...Fire Weather Zone 475 East Salmon River
Mountains/Salmon NF and Fire Weather Zone 476 Lemhi and Lost
River Range/Challis NF.
* WINDS...Southwest 10 to 20...
Areas: Custer County ID, Idaho County ID, Lemhi County ID, Valley County ID, Blaine County ID, Butte County ID, Clark County ID
Severity: Severe
Urgency: Expected
Effective: Sunday, July 26, 2026 - 23:34
Expires: Monday, July 27, 2026 - 20:00
Sender: [email protected]
Illinois, Kentucky, Missouri Severe Extreme Heat Warning | Effective 07/26/2026 22:32
Extreme Heat Warning issued July 27 at 12:32AM CDT until July 28 at 7:00PM CDT by NWS Paducah KY
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions with heat index values up to
around 115 degrees expected, with locally higher values
possible.
* WHERE...All of southeast Missouri, and neighboring portions of
southern Illinois and far western Kentucky.
* WHEN...Until 7 PM CDT Tuesday.
* IMPACTS...Heat related illnesses increase...
Areas: Jefferson County IL, Wayne County IL, Perry County IL, Franklin County IL, Hamilton County IL, Jackson County IL, Williamson County IL, Saline County IL, Union County IL, Johnson County IL, Pope County IL, Hardin County IL, Alexander County IL, Pulaski County IL, Massac County IL, Fulton County KY, Hickman County KY, Carlisle County KY, Ballard County KY, McCracken County KY, Graves County KY, Livingston County KY, Marshall County KY, Calloway County KY, Crittenden County KY, Lyon County KY, Trigg County KY, Perry County MO, Bollinger County MO, Cape Girardeau County MO, Wayne County MO, Carter County MO, Ripley County MO, Butler County MO, Stoddard County MO, Scott County MO, Mississippi County MO, New Madrid County MO
Severity: Severe
Urgency: Expected
Effective: Sunday, July 26, 2026 - 22:32
Expires: Monday, July 27, 2026 - 17:00
Sender: [email protected]
Illinois, Indiana, Kentucky Severe Extreme Heat Warning | Effective 07/26/2026 22:32
Extreme Heat Warning issued July 27 at 12:32AM CDT until July 27 at 7:00PM CDT by NWS Paducah KY
Event: Extreme Heat Warning
Desc: * WHAT...For the Extreme Heat Warning, Dangerously hot conditions
with heat index values up to around 115 degrees expected, with
locally higher values possible. For the Heat Advisory, heat
index values up to around 105 degrees expected, with locally
higher values possible.
* WHERE...All of southwest Indiana, and neighboring...
Areas: Edwards County IL, Wabash County IL, White County IL, Gallatin County IL, Gibson County IN, Pike County IN, Posey County IN, Vanderburgh County IN, Warrick County IN, Spencer County IN, Caldwell County KY, Union County KY, Webster County KY, Hopkins County KY, Christian County KY, Henderson County KY, Daviess County KY, McLean County KY, Muhlenberg County KY, Todd County KY
Severity: Severe
Urgency: Expected
Effective: Sunday, July 26, 2026 - 22:32
Expires: Monday, July 27, 2026 - 17:00
Sender: [email protected]
Oklahoma Severe Extreme Heat Warning | Effective 07/26/2026 22:21
Extreme Heat Warning issued July 27 at 12:21AM CDT until July 27 at 9:00PM CDT by NWS Norman OK
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions with heat index values up to 112
expected.
* WHERE...Portions of central, northern, and northwest Oklahoma.
* WHEN...From noon today to 9 PM CDT this evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
Areas: Harper County OK, Woods County OK, Alfalfa County OK, Grant County OK, Kay County OK, Ellis County OK, Woodward County OK, Major County OK, Garfield County OK, Noble County OK, Kingfisher County OK, Logan County OK, Payne County OK, Lincoln County OK
Severity: Severe
Urgency: Expected
Effective: Sunday, July 26, 2026 - 22:21
Expires: Monday, July 27, 2026 - 19:00
Sender: [email protected]
Montana Severe Extreme Heat Warning | Effective 07/26/2026 19:34
Extreme Heat Warning issued July 26 at 8:34PM MDT until July 28 at 12:00AM MDT by NWS Billings MT
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions with temperatures up to 102
degrees.
* WHERE...Carter, Custer, and Fallon.
* WHEN...Until midnight MDT Monday Night.
* IMPACTS...Hot temperatures may cause heat illnesses.
* ADDITIONAL DETAILS...Dangerously hot daytime temperatures combined
with warm overnight low temperatures will produce...
Areas: Custer County MT, Fallon County MT, Carter County MT
Severity: Severe
Urgency: Expected
Effective: Sunday, July 26, 2026 - 19:34
Expires: Monday, July 27, 2026 - 19:45
Sender: [email protected]
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