7:29 AM
— 8:00 PM
* WHAT...Dangerously hot conditions with highs of 110 to 115 in the
Las Vegas Valley, Pahrump, Moapa Valley, and the Colorado River
Valley, and up to 120 in Death Valley. Warm overnight temperatures
will result in little relief overnight.
* WHERE...Lake Mohave, Lake Mead, Lower Colorado River Valley / Lake
Havasu, Death Valley National Park, Northeast Clark County, Western
Clark and Southern Nye County, and Las Vegas Valley.
* WHEN...Until 8 PM PDT /8 PM MST/ Monday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
7:29 AM
— 8:00 PM
* WHAT...Dangerously hot conditions with highs 110 to 120 degrees
across the Mojave Desert. Highs 95 to 105 degrees across most of
the southern Great Basin and Arizona Strip. Little to no overnight
relief is expected, particularly in the Mojave Desert where lows of
80 to 95 degrees are forecast. This will result in Major-to-Extreme
Heat Risk.
* WHERE...Portions of northwest Arizona, southeast California, and
south central and southern Nevada.
* WHEN...Until 8 PM PDT /8 PM MST/ this evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
7:29 AM
— 8:00 PM
* WHAT...Hot conditions expected with highs 80 to 90 degrees above
8000 feet and 90 to 100 degrees below 8000 feet. This will result
in Moderate Heat Risk.
* WHERE...In California, Eastern Sierra Slopes and White Mountains of
Inyo County. In Nevada, Sheep Range and Spring Mountains-Red Rock
Canyon.
* WHEN...Until 8 PM PDT this evening.
* IMPACTS...Hot temperatures may cause heat illnesses.
Mojave National Preserve
Kelso Depot Visitor Center is closed for rehabilitation of the heating and cooling system. We expect to reopen the depot in 2026. The restrooms beside the depot are open.
Mojave National Preserve
In the event there are train siding operations at the crossing near Kelso Depot, delays may be up to one hour. Please plan accordingly for this possibility with extra fuel and drinking water. Union Pacific Contact: 1 800 848-8715
Mojave National Preserve
Drive slowly and exercise due caution when driving in Mojave National Preserve. Rough and damaged roads exist on both paved and unpaved roads. Watch for potholes. Aiken Mine Rd. is now 4WD only due to soft sand and mudholes. Rocks and debris on Zzyzx Rd.
Mojave National Preserve
Fire restrictions are in place at Mojave National Preserve and Castle Mountains National Monument. Wood and charcoal fires are not permitted. Most camp stoves are. See fire restriction order for additional restrictions and details.
Mojave National Preserve
Flooding has resulted in debris along Cima Road as well as shoulders being washed out. Please use caution when driving and watch for road crews at work. Be aware that unimproved and dirt roads may be impassible due to washouts, so plan accordingly.
Grand Canyon-Parashant National Monument
Fire restrictions in effect as of June 1, 2025, due to High Fire Danger. Use of portable gas stoves is permitted. Prohibited Actions: No open fires, No smoking outdoors within 3 feet of vegetation, No welding or similar devices, No flares, fireworks, etc.
Grand Canyon-Parashant National Monument
Map apps may direct you to Parashant if you search for directions to "Grand Canyon" due the canyon's name in both the national park and monument names. The national park has paved roads and services. Parashant has no services and rugged/remote conditions.
Grand Canyon-Parashant National Monument
Off-highway vehicles (OHVs) are required by law to display a valid OHV decal to operate on public and state trust lands in Arizona. This includes “street legal” vehicles that meet these two requirements.
Tule Springs Fossil Beds National Monument
The South Unit of Tule Springs Fossil Beds is temporarily closed to visitor access south of Grand Teton Drive, between Tule Springs Parkway and North Fifth Street in North Las Vegas for visitor safety during construction activities.
Tule Springs Fossil Beds National Monument
Equestrian access to the South Unit will be impacted on March 28, 2025, due to routine repairs to horse gates off of W Iron Mountain Road and Torrey Pines Drive, East of Floyd Lamb Park. Equestrian access is expected to resume March 29, 2025.