🌡️
Extreme Heat Warning
◍ Marble and Glen Canyons · USA · updated 7/8/2026, 7:55:00 PM
⏱ In effect until 8:00 PM UTC-7
Severity score
65/100
Confidence
High
Why this matters
* WHAT...Dangerously hot conditions, with temperatures 104 to 108 expected. * WHERE...Marble and Glen Canyons. * WHEN...From 11 AM MST /noon MDT/ Saturday to 8 PM MST /9 PM MDT/ Sunday. * IMPACTS...Most individuals will be at risk for heat-related illnesses without effective cooling or adequate hydration, especially with prolonged outdoor exposure.
Key stats
Severity
Severe
Certainty
Likely
Urgency
Expected
Severity over time
Timeline
- Extreme Heat Warning7/8/2026, 7:55:00 PMExtreme Heat Warning issued July 8 at 12:55PM MST until July 12 at 8:00PM MST by NWS Flagstaff AZ
Sources & attribution
OfficialNWS NWS Flagstaff AZupdated 7/8/2026, 7:55:00 PM
OfficialNWS NWS Los Angeles/Oxnard CAupdated 7/8/2026, 7:46:00 PM
OfficialNWS NWS Los Angeles/Oxnard CAupdated 7/8/2026, 7:46:00 PM
OfficialNWS NWS Los Angeles/Oxnard CAupdated 7/8/2026, 7:46:00 PM
OfficialNWS NWS Los Angeles/Oxnard CAupdated 7/8/2026, 7:46:00 PM
OfficialNWS NWS Grand Junction COupdated 7/8/2026, 7:38:00 PM
OfficialNWS NWS Charleston SCupdated 7/8/2026, 6:39:00 PM
OfficialNWS NWS Glasgow MTupdated 7/8/2026, 5:24:00 PM
OfficialNWS NWS Billings MTupdated 7/8/2026, 5:14:00 PM
OfficialNWS NWS Salt Lake City UTupdated 7/8/2026, 4:37:00 PM
OfficialNWS NWS Wilmington NCupdated 7/8/2026, 5:47:00 AM
⚠This is an informational severity score, not an official warning. Follow guidance from NWS/NOAA, FEMA (ready.gov), and local emergency management.