Alert archive / Nevada / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 38, NWS Las Vegas, NV
NWS Las Vegas, NV issued this severe thunderstorm warning at Jul 24, 2021, 5:42 PM PDT for Clark County, Nevada. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 24, 2021, 5:42 PM PDT (00:42 UTC)
- Expired
- Jul 24, 2021, 6:30 PM PDT
- In force
- 48 min
- Issued by
- NWS Las Vegas, NV
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Clark County, NV
The radar
The Las Vegas radar (KESX), 86 km from the middle of the area, began a volume at 00:45 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.
The nearest sounding before it
Las Vegas, NV (KVEF), launched 00:00Z, 0.7 hours before the alert went out and 65 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
- 45 J/kg
- Mixed-layer CIN
- -89 J/kg
- Mixed-layer LCL
- 3065 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- -22 m²/s²
- 0-3 km storm-relative helicity
- 42 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
505
WUUS55 KVEF 250042
SVRVEF
NVC003-250130-
/O.NEW.KVEF.SV.W.0038.210725T0042Z-210725T0130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Las Vegas NV
542 PM PDT Sat Jul 24 2021
The National Weather Service in Las Vegas has issued a
* Severe Thunderstorm Warning for...
North central Clark County in southern Nevada...
* Until 630 PM PDT.
* At 541 PM PDT, a severe thunderstorm was located 14 miles west of
Valley Of Fire, or 14 miles southwest of Moapa Town, moving
southwest at 10 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs and trees.
* This severe thunderstorm will remain over mainly rural areas of
north central Clark County.
This includes Interstate 15 in Nevada between mile markers 60 and 80.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3663 11478 3646 11460 3618 11482 3647 11514
TIME...MOT...LOC 0041Z 051DEG 7KT 3650 11477
HAIL...1.00IN
WIND...60MPH
$$
Outler2 follow-up statements
205 WWUS55 KVEF 250101 SVSVEF Severe Weather Statement National Weather Service Las Vegas NV 601 PM PDT Sat Jul 24 2021 NVC003-250130- /O.CON.KVEF.SV.W.0038.000000T0000Z-210725T0130Z/ Clark NV- 601 PM PDT Sat Jul 24 2021 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM PDT FOR NORTH CENTRAL CLARK COUNTY... At 600 PM PDT, a severe thunderstorm was located 16 miles west of Valley Of Fire, or 17 miles southwest of Moapa Town, moving southwest at 10 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs and trees. This includes Interstate 15 in Nevada between mile markers 60 and 80. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3663 11478 3646 11460 3618 11482 3647 11514 TIME...MOT...LOC 0100Z 051DEG 7KT 3648 11481 HAIL...<.75IN WIND...60MPH $$ CO
646
WWUS55 KVEF 250120
SVSVEF
Severe Weather Statement
National Weather Service Las Vegas NV
620 PM PDT Sat Jul 24 2021
NVC003-250130-
/O.EXP.KVEF.SV.W.0038.000000T0000Z-210725T0130Z/
Clark NV-
620 PM PDT Sat Jul 24 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL CLARK COUNTY
WILL EXPIRE AT 630 PM PDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.
LAT...LON 3663 11478 3646 11460 3618 11482 3647 11514
TIME...MOT...LOC 0120Z 051DEG 7KT 3646 11484
$$
COThe office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 24, 5:53 PM PDT | Flash Flood Warning | VEF | Clark | 74 min |
| Jul 25, 12:19 PM PDT | Flash Flood Watch | VEF | Clark, Esmeralda, Nye | 32 hr |
| Jul 25, 2:53 PM PDT | Severe Thunderstorm Warning | VEF | Clark | 67 min |
Nearby
Severe Thunderstorm Warnings in Nevada, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.