Avvisi meteorologici, Antelope Point

Extreme Heat Warning issued July 23 at 1:45AM MST until July 26 at 8:00PM MST by NWS Flagstaff AZ * WHAT...Dangerously hot conditions expected below 4000 feet, with daytime temperatures around 105 degrees at Havasupai Gardens, and 112 to 114 degrees at Phantom Ranch. * WHERE...Lower elevations of the Grand Canyon. * WHEN...From 10 AM Friday to 8 PM MST Sunday. * IMPACTS...Most individuals will be at risk for heat-related illnesses without effective cooling or adequate hydration, especially with prolonged outdoor exposure. 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. Take action when you see symptoms of heat exhaustion and heat stroke. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.

Flash Flood Warning issued July 23 at 5:14PM MST until July 23 at 11:15PM MST by NWS Flagstaff AZ FFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... The Havasu Creek basin in... Coconino County in north central Arizona... * Until 1115 PM MST Thursday. * At 514 PM MST, Doppler radar indicated thunderstorms producing heavy rain over the Havasu Creek basin. Between 0.5 and 1.5 inches of rain have fallen. Additional rainfall amounts of 0.25 to 0.75 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 Havasu Creek basin. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of areas in and around the Havasu Creek basin. * Some locations that will experience flash flooding include... Little Navajo Falls, Mooney Falls, Beaver Falls, Havasupai Reservation, Supai and Hualapai Hilltop. This includes the Colorado River between river miles 156 and 158. This includes the following swimming holes... All swimming holes on Havasu Creek near Supai. This includes the following creeks, washes and rivers... Little Coyote Canyon, Colorado River, Sinyella Canyon, Havasu Creek, Heather Wash, Black Tank Wash and Pasture Wash. Campers and hikers should hustle to higher ground immediately! Stay away from creeks and washes! Foot bridges will be washed out in Supai Campground. Some campsites will be flooded. Campers may be stranded in portions of the campground. Get out of washes and creeks if you are camping or hiking! Flooding is occurring or imminent and will inundate creeks and washes.