Active Weather Alerts
Flash Flood Warning
Issued: 1:01 AM Aug. 8, 2026 – National Weather Service
The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... The White Sage Fire scar in... Coconino County in north central Arizona... * Until 900 PM MST. * At 601 PM MST, Doppler radar indicated thunderstorms producing heavy rain over the western side of the White Sage Fire scar. Between 0.5 and 1.5 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1.25 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding in and around the White Sage Fire scar. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of areas in and around the White Sage Fire scar. * Some locations that will experience flash flooding include... Le Fevre Overlook. This includes U.S. Highway 89A between mile markers 585 and 595. This includes the following creeks, washes and rivers... Rock Canyon, Jacob Canyon, Wildcat Canyon, Kaibab Wash and Johnson Wash. PRECAUTIONARY/PREPAREDNESS ACTIONS... Flash flooding is occurring or imminent within the White Sage Fire scar. Campers, hunters, and hikers should move to higher ground immediately! Stay away from creeks and washes! && FLASH FLOOD...RADAR INDICATED; FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
Extreme Heat Warning
Issued: 7:11 AM Aug. 7, 2026 – National Weather Service
...EXTREME HEAT WARNING NOW IN EFFECT UNTIL 8 PM MST SATURDAY BELOW 4000 FEET... * WHAT...Dangerously hot conditions expected below 4000 feet, with daytime temperatures ranging from 98 to 105 degrees at Havasupai Gardens, and 110 to 112 degrees at Phantom Ranch. * WHERE...Lower elevations of the Grand Canyon. * WHEN...Until 8 PM MST Saturday. * IMPACTS...Most individuals will be at risk for heat-related illnesses without effective cooling or adequate hydration, especially with prolonged outdoor exposure. PRECAUTIONARY/PREPAREDNESS ACTIONS... This warning is reserved for only the hottest days of the year and is issued when temperatures are expected to rise to dangerous levels. Day hikers on Bright Angel Trail should descend no farther than 1 1/2 miles from the upper trailhead. Between the hours of 10 AM and 4 PM, hikers should be out of the canyon or at Havasupai Gardens or Bright Angel campgrounds, physical activity is discouraged. All hikers should have adequate gear, including a wide-brimmed hat, sunscreen, salty snacks, sufficient water, and electrolyte mix. Doubling your calorie intake helps maintain your energy. Hike smart. &&
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