752 WWUS75 KVEF 181144 NPWVEF URGENT - WEATHER MESSAGE National Weather Service Las Vegas NV 444 AM PDT Mon May 18 2026 CAZ519-521-522-581-582-NVZ014>020-022-181245- /O.EXP.KVEF.HW.W.0002.000000T0000Z-260518T1200Z/ Eastern Sierra Slopes-White Mountains of Inyo County-Death Valley National Park-Owens Valley South-Owens Valley North-Esmeralda and Central Nye County-Lincoln County-Northeast Clark County-Western Clark and Southern Nye County-Sheep Range-Spring Mountains-Red Rock Canyon-Las Vegas Valley-Southern Clark County- Including the cities of Dyer, Caliente, Silver Peak, Las Vegas, Searchlight, Pahrump, Stovepipe Wells, Boulder City, Bristlecone Pine, Pioche, Overton, Amargosa Valley, Alamo, Mt Charleston, Desert Rock, Henderson, Hiko, Rachel, Red Rock Canyon, Shoshone, Moapa, Lone Pine, Goldfield, Aspendell, Olancha, Panaca, Bishop, Beatty, Independence, Indian Springs, Hayford Pk, North Las Vegas, Cal-Nev-Ari, Whitney Portal, Furnace Creek, Mesquite, Westgard Pass, and Primm 444 AM PDT Mon May 18 2026 ...HIGH WIND WARNING WILL EXPIRE AT 5 AM PDT EARLY THIS MORNING... Winds have decreased across the area and the High Wind Warning will be allowed to expire. $$ AZZ001-575-576-CAZ523>526-181245- /O.EXP.KVEF.WI.Y.0015.000000T0000Z-260518T1200Z/ Northwest Plateau-Hualapai Mountains-Northwest Deserts-Western Mojave Desert-Eastern Mojave Desert-Morongo Basin-Cadiz Basin- Including the cities of Barstow, Valentine, Hualapai Peak, Mitchell Caverns, Mt Trumbull, Wikieup, Fort Irwin, Daggett, Yucca, Colorado City, Golden Valley, Mountain Pass, Morongo Valley, Baker, Tuweep, Kingman, Pipe Spring National Monument, Western Grand Canyon, Yucca Valley, Twentynine Palms, Dolan Springs, and Vidal Junction 444 AM PDT Mon May 18 2026 /444 AM MST Mon May 18 2026/ ...WIND ADVISORY WILL EXPIRE AT 5 AM PDT /5 AM MST/ EARLY THIS MORNING... Winds have decreased across the area and the Wind Advisory has been allowed to expire. $$ AZZ002-570-571-CAZ527-NVZ025-026-181800- /O.CON.KVEF.HW.W.0002.000000T0000Z-260518T1800Z/ Lake Havasu and Fort Mohave-Lake Mead - AZ side-Lake Mohave - AZ side-San Bernardino County-Upper Colorado River Valley-Lake Mead - NV side-Lake Mohave - NV side- Including the cities of Desert Hills, Temple Bar, Bullhead City, Hoover Dam, South Cove, Topock, Lake Havasu City, Needles, and Laughlin 444 AM PDT Mon May 18 2026 /444 AM MST Mon May 18 2026/ ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 AM PDT /11 AM MST/ THIS MORNING... * WHAT...North winds 20 to 30 mph with gusts up to 45 mph. * WHERE...In Arizona, Lake Havasu and Fort Mohave, Lake Mead - AZ side, and Lake Mohave - AZ side. In California, San Bernardino County-Upper Colorado River Valley. In Nevada, Lake Mead - NV side and Lake Mohave - NV side. * WHEN...Until 11 AM PDT /11 AM MST/ this morning. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high-profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Watch for falling debris, tree limbs and downed power lines or poles. Use extra caution if you must drive. Strong winds and rough waves on area lakes will create hazardous conditions for small craft. && $$ For more information from the National Weather Service visit http://weather.gov/lasvegas CO  088 WWUS75 KFGZ 181150 NPWFGZ URGENT - WEATHER MESSAGE National Weather Service Flagstaff AZ 450 AM MST Mon May 18 2026 AZZ004-006-009-012-013-015-016-039-040-181300- /O.EXP.KFGZ.WI.Y.0012.000000T0000Z-260518T1200Z/ Kaibab Plateau-Grand Canyon Country-Northeast Plateaus and Mesas Hwy 264 Northward-Little Colorado River Valley in Coconino County- Little Colorado River Valley in Navajo County-Western Mogollon Rim-Eastern Mogollon Rim-Black Mesa Area-Northeast Plateaus and Mesas South of Hwy 264- Including the cities of Forest Lakes, Jadito, Supai, Grand Canyon Village, Munds Park, Keams Canyon, Chambers, Wupatki National Monument, Holbrook, Navajo National Monument, Heber, Dilkon, Kaibito, Tusayan, Grand Canyon North Rim, Winslow, Happy Jack, Steamboat Canyon, Snowflake, Fredonia, Williams, Kykotsmovi, Shonto, Tuba City, Jacob Lake, and Flagstaff 450 AM MST Mon May 18 2026 /550 AM MDT Mon May 18 2026/ ...WIND ADVISORY WILL EXPIRE AT 5 AM MST /6 AM MDT/ EARLY THIS MORNING... Gusty winds have begin to subside as the cold front moves across northern Arizona, thus, the advisory will be allowed to expire. Some breezy winds will remain this afternoon, with gusts of 25 to 30 mph possible. $$ AZZ011-014-017-181800- /O.CON.KFGZ.WI.Y.0012.000000T0000Z-260518T1800Z/ Chuska Mountains and Defiance Plateau-Little Colorado River Valley in Apache County-White Mountains- Including the cities of Greer, Window Rock, Sanders, Wide Ruins, Show Low, Pinetop-Lakeside, St. Johns, Klagetoh, Fort Defiance, Ganado, and Springerville 450 AM MST Mon May 18 2026 /550 AM MDT Mon May 18 2026/ ...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST /NOON MDT/ THIS MORNING... * WHAT...Southwest winds 20 to 30 mph with gusts 45 to 55 mph. * WHERE...Chuska Mountains and Defiance Plateau, Little Colorado River Valley in Apache County, and White Mountains. * WHEN...Until 11 AM MST /noon MDT/ this morning. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could snap resulting in a few power outages. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles, such as RVs, campers, and tractor trailers. Use extra caution. Secure loose outdoor objects that could be blown around or damaged by the wind. && $$ Humphreys