Alert archive / Nevada / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 45, NWS Las Vegas, NV
NWS Las Vegas, NV issued this severe thunderstorm warning at Jul 25, 2021, 8:59 PM PDT for Clark County, Nye County, Nevada; Mohave County, Arizona. It was in force for 61 min. 9 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 25, 2021, 8:59 PM PDT (03:59 UTC)
- Expired
- Jul 25, 2021, 10:00 PM PDT
- In force
- 61 min
- Issued by
- NWS Las Vegas, NV
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 70.0 mph
Counties Mohave County, AZ, Clark County, NV, Nye County, NV
The radar
The Las Vegas radar (KESX), 94 km from the middle of the area, began a volume at 03:59 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 25, 9:03 PM PDT | TSTM WND GST 62 | Henderson Executive Air, NV | HENDERSON EXECUTIVE AIRPORT GUSTED TO 62 MPH AT 2103 FROM THUNDERSTORMS. |
| Jul 25, 9:03 PM PDT | TSTM WND GST 62 | Henderson Executive Air, NV | WIND GUST OF 62 MPH REPORTED AT HENDERSON AIRPORT. |
| Jul 25, 9:12 PM PDT | TSTM WND GST 69 | 1 Wnw Indian Springs, NV | INDIAN SPRINGS AIRPORT MEASURED A GUST OF 69 MPH AT 2114. THEY ALSO MEASURED A GUST OF 63 AT 2112 DUE TO THUNDERSTORMS. |
| Jul 25, 9:15 PM PDT | TSTM WND DMG | 2 Se Centennial Hills, NV | MESQUITE TREE BLOW DOWN BY THUNDERSTORM WINDS AND FELL ONTO A 52 CHEVY TRUCK. |
| Jul 25, 9:15 PM PDT | TSTM WND DMG | 4 N North Las Vegas, NV | THUNDERSTORM WIND RELATED DAMAGE REPORTED BY THE PUBLIC ON BRUCE AND LONE MOUNTAIN. LAWN FURNITURE DESTROYED AND SECURITY CAMERA BLOWN OFF OF THE MOUNT. |
| Jul 25, 9:30 PM PDT | TSTM WND DMG | 1 Ssw Pahrump, NV | THUNDERSTORM WIND DAMAGE IN PAHRUMP. ROOFS BLOWN OFF MULTIPLE STRUCTURES. TREES 3 TO 4 FEET IN DIAMTER SNAPPED, CAR WINDOWS BROKEN. MOST OF THE DAMAGE IS NEAR PERSHING STREET. |
| Jul 25, 9:32 PM PDT | TSTM WND GST 60 | Sandy Valley, NV | WIND GUST OF 60 MPH WAS REPORTED AT SANDY VALLEY SCHOOL. DATA COURTESY OF EARTH NETWORKS. |
| Jul 25, 9:32 PM PDT | TSTM WND GST 68 | 3 Sw Mercury, NV | WIND GUST OF 68 MPH REPORTED AT DESERT ROCK AIRPORT. |
| Jul 25, 9:58 PM PDT | TSTM WND DMG | 1 Sw Downtown Las Vegas, NV | NVENERGY REPORTS OVER 14000 CUSTOMERS ARE WITHOUT POWER ACROSS THE LAS VEGAS VALLEY DUE TO THUNDERSTORM WINDS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Las Vegas, NV (KVEF), launched 00:00Z, 4.0 hours before the alert went out and 7 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 707 J/kg
- Mixed-layer CIN
- -44 J/kg
- Mixed-layer LCL
- 2729 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 17 m²/s²
- 0-3 km storm-relative helicity
- 81 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
981
WUUS55 KVEF 260359
SVRVEF
AZC015-NVC003-023-260500-
/O.NEW.KVEF.SV.W.0045.210726T0359Z-210726T0500Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Las Vegas NV
859 PM PDT Sun Jul 25 2021
The National Weather Service in Las Vegas has issued a
* Severe Thunderstorm Warning for...
West central Mohave County in northwestern Arizona...
Western Clark County in southern Nevada...
Southeastern Nye County in south central Nevada...
* Until 1000 PM PDT/1000 PM MST/.
* At 857 PM PDT/857 PM MST/, severe thunderstorms were located along
a line extending from 13 miles north of Cottonwood Cove Campground
to Spring Valley to 15 miles north of Indian Springs, moving south
at 35 mph.
HAZARD...70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to
mobile homes, roofs, and outbuildings.
* Locations impacted include...
Las Vegas, Henderson, North Las Vegas, Pahrump, Boulder City,
Laughlin, Rainbow Canyon, Summerlin, Nellis AFB, Red Rock Canyon,
Green Valley, Searchlight, Spring Mountains, Paradise, Lone
Mountain, Anthem, Mountains Edge, The Strip, Blue Diamond and
Downtown Las Vegas.
This includes Interstate 15 in Nevada between mile markers 1 and 25.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
This is a DANGEROUS SITUATION. These storms are producing widespread
wind damage across a large part of Clark County. SEEK SHELTER NOW
inside a sturdy structure and stay away from windows! Wind damage
with these storms will occur before any rain or lightning. Do not
wait for the sound of thunder before taking cover.
SEEK SHELTER IMMEDIATELY inside a sturdy structure and stay away from
windows.
If on or near Lake Mead and Lake Mohave, get away from the water and
move indoors or inside a vehicle. Remember, lightning can strike out
to 15 miles from the parent thunderstorm. If you can hear thunder,
you are close enough to be struck by lightning. Move to safe shelter
now! Do not be caught on the water in a thunderstorm.
&&
LAT...LON 3607 11598 3630 11616 3689 11610 3689 11590
3684 11589 3685 11554 3629 11511 3601 11451
3510 11475
TIME...MOT...LOC 0357Z 019DEG 32KT 3568 11467 3608 11527 3680 11575
HAIL...<.75IN
WIND...70MPH
$$
BKP2 follow-up statements
150
WWUS55 KVEF 260432
SVSVEF
Severe Weather Statement
National Weather Service Las Vegas NV
932 PM PDT Sun Jul 25 2021
AZC015-NVC003-023-260500-
/O.CON.KVEF.SV.W.0045.000000T0000Z-210726T0500Z/
Mohave AZ-Clark NV-Nye NV-
932 PM PDT Sun Jul 25 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1000 PM
PDT/1000 PM MST/ FOR WESTERN MOHAVE...WESTERN CLARK AND SOUTHEASTERN
NYE COUNTIES...
At 930 PM PDT/930 PM MST/, severe thunderstorms were located along a
line extending from near Cottonwood Cove Campground to near
Goodsprings to 6 miles west of Indian Springs, moving south at 35
mph.
HAZARD...70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to mobile
homes, roofs, and outbuildings.
Locations impacted include...
Henderson, Pahrump, Laughlin, Rainbow Canyon, Mountains Edge, Blue
Diamond, Southern Highlands, Jean, Mt. Charleston, Red Rock Canyon,
Enterprise, Searchlight, Primm, Spring Mountains, Mercury, Summerlin,
Spring Valley, Paradise, Kyle Canyon Campground and Fletcher View
Campground.
This includes Interstate 15 in Nevada between mile markers 1 and 25.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This is a DANGEROUS SITUATION. These storms are producing widespread
wind damage across much of Clark County. SEEK SHELTER NOW inside a
sturdy structure and stay away from windows.
Wind damage with these storms will occur before any rain or
lightning. Do not wait for the sound of thunder before taking cover.
SEEK SHELTER IMMEDIATELY inside a sturdy structure and stay away from
windows.
If on or near Lake Mohave, get away from the water and move indoors
or inside a vehicle. remember, lightning can strike out to 15 miles
from the parent thunderstorm. If you can hear thunder, you are close
enough to be struck by lightning. Move to safe shelter now! Do not
be caught on the water in a thunderstorm.
&&
LAT...LON 3607 11598 3630 11616 3689 11610 3689 11590
3684 11589 3684 11569 3609 11530 3570 11468
3510 11475
TIME...MOT...LOC 0430Z 019DEG 32KT 3546 11477 3586 11536 3658 11584
HAIL...<.75IN
WIND...70MPH
$$
BKP063
WWUS55 KVEF 260453
SVSVEF
Severe Weather Statement
National Weather Service Las Vegas NV
953 PM PDT Sun Jul 25 2021
AZC015-NVC003-023-260501-
/O.EXP.KVEF.SV.W.0045.000000T0000Z-210726T0500Z/
Mohave AZ-Clark NV-Nye NV-
953 PM PDT Sun Jul 25 2021
...THE SEVERE THUNDERSTORM WARNING FOR WESTERN MOHAVE...WESTERN CLARK
AND SOUTHEASTERN NYE COUNTIES WILL EXPIRE AT 1000 PM PDT/1000 PM
MST/...
The storms which prompted the warning continue to move southwest
through far southern Clark County and southern Nye County.
Additional, severe thunderstorm warnings will be issued. Gusty winds
are still possible with these thunderstorms.
LAT...LON 3607 11598 3630 11616 3689 11610 3689 11590
3684 11589 3684 11569 3609 11530 3570 11468
3510 11475
TIME...MOT...LOC 0451Z 019DEG 32KT 3551 11475 3591 11534 3663 11582
$$
BKPThe office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 25, 5:12 PM PDT | Dust Storm Warning | VEF | Clark | 63 min |
| Jul 25, 5:37 PM PDT | Flash Flood Warning | VEF | Lincoln | 3 hr |
| Jul 25, 6:01 PM PDT | Severe Thunderstorm Warning | VEF | Clark | 59 min |
| Jul 25, 6:06 PM PDT | Severe Thunderstorm Warning | VEF | Lincoln | 39 min |
| Jul 25, 7:08 PM PDT | Severe Thunderstorm Warning | VEF | Clark | 52 min |
| Jul 25, 7:57 PM PDT | Severe Thunderstorm Warning | VEF | Clark, Lincoln | 63 min |
| Jul 25, 8:09 PM PDT | Flash Flood Warning | VEF | Clark | 3 hr |
| Jul 25, 8:59 PM PDT | Flash Flood Warning | VEF | Clark | 3 hr |
| Jul 25, 9:55 PM PDT | Severe Thunderstorm Warning | VEF | Clark, Nye | 50 min |
| Jul 26, 10:20 AM PDT | Flash Flood Warning | VEF | Clark | 3 hr |
| Jul 26, 10:44 AM PDT | Flash Flood Warning | VEF | Clark | 3 hr |
| Jul 26, 11:32 AM PDT | Flash Flood Warning | VEF | Clark, Nye | 4 hr |
| Jul 26, 12:29 PM PDT | Flash Flood Warning | VEF | Nye | 3 hr |
| Jul 26, 12:40 PM PDT | Flash Flood Warning | VEF | Nye | 3 hr |
| Jul 26, 1:28 PM PDT | Flash Flood Warning | VEF | Lincoln | 3 hr |
| Jul 26, 2:05 PM PDT | Severe Thunderstorm Warning | VEF | Lincoln | 40 min |
| Jul 26, 4:30 PM PDT | Flash Flood Warning | VEF | Lincoln | 2 hr |
| Jul 26, 4:34 PM PDT | Severe Thunderstorm Warning | VEF | Lincoln | 41 min |
| Jul 25, 5:04 PM PDT | Flash Flood Warning | VEF | Mohave | 5 hr |
| Jul 25, 5:06 PM PDT | Severe Thunderstorm Warning | VEF | Mohave | 54 min |
| Jul 25, 10:26 PM PDT | Areal Flood Warning | VEF | Mohave | 8 hr |
| Jul 26, 1:51 PM PDT | Flash Flood Warning | VEF | Mohave | 3 hr |
Nearby
Severe Thunderstorm Warnings in Nevada, 2021Severe Thunderstorm Warnings in Arizona, 2021Every severe thunderstorm warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.