Alert archive / Arizona / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 52, NWS Las Vegas, NV
NWS Las Vegas, NV issued this severe thunderstorm warning at Jul 30, 2016, 12:50 AM MST for Mohave County, Arizona; San Bernardino County, California; Clark County, Nevada. It was in force for 85 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 30, 2016, 12:50 AM MST (07:50 UTC)
- Expired
- Jul 30, 2016, 2:15 AM MST
- In force
- 85 min
- Issued by
- NWS Las Vegas, NV
- Area
- Storm-based polygon
Counties Mohave County, AZ, San Bernardino County, CA, Clark County, NV
The radar
The Las Vegas radar (KESX), 88 km from the middle of the area, began a volume at 07:52 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.
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The nearest sounding before it
Las Vegas, NV (KVEF), launched 00:00Z, 7.8 hours before the alert went out and 183 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
- 601 J/kg
- Mixed-layer CIN
- -30 J/kg
- Mixed-layer LCL
- 4036 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 73 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
658 WUUS55 KVEF 300750 SVRVEF AZC015-CAC071-NVC003-300915- /O.NEW.KVEF.SV.W.0052.160730T0750Z-160730T0915Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAS VEGAS NV 1250 AM PDT SAT JUL 30 2016 THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHWESTERN MOHAVE COUNTY IN NORTHWESTERN ARIZONA... EAST CENTRAL SAN BERNARDINO COUNTY IN SOUTHERN CALIFORNIA... SOUTH CENTRAL CLARK COUNTY IN SOUTHERN NEVADA... * UNTIL 215 AM PDT/215 AM MST/ * AT 1248 AM PDT/1248 AM MST/...DOPPLER RADAR INDICATED SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED NEAR GOLDEN VALLEY...OR 15 MILES WEST OF KINGMAN...AND MOVING EAST AT 35 MPH. SEVERAL OTHER STORMS WERE DEVELOPING IN THE AREAS NEARBY AND MAY BECOME SEVERE SHORTLY. * LOCATIONS IMPACTED INCLUDE... BULLHEAD CITY...KINGMAN...LAUGHLIN...KATHERINE LANDING...YUCCA... TOPOCK...NEEDLES...OATMAN...WILD COW CAMPGROUND... BIG BEND REC AREA...CHLORIDE...DW RANCH ROAD... MOJAVE RANCH ESTATES...COTTONWOOD COVE CAMPGROUND... ARIZONA VILLAGE...MESQUITE CREEK...HUALAPAI MOUNTAIN PARK... NEW KINGMAN-BUTLER...PACKSADDLE CAMPGROUND AND HIGHWAY 95 AND I-40. THIS INCLUDES THE FOLLOWING HIGHWAYS... INTERSTATE 40 IN ARIZONA BETWEEN MILE MARKERS 0 AND 66. INTERSTATE 40 IN CALIFORNIA BETWEEN MILE MARKERS 123 AND 155. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS STORM WILL PRODUCE HIGH WINDS WHICH CAN BRING DOWN TREES AND POWER LINES AND CAUSE BLOWING DUST. ALSO...LIGHTNING CAN KILL! TAKE COVER IN A STURDY BUILDING AND STAY AWAY FROM WINDOWS UNTIL THE STORM PASSES. REPORT SEVERE WEATHER TO THE LAS VEGAS NATIONAL WEATHER SERVICE VIA FACEBOOK OR TWITTER. IF ON OR NEAR MOHAVE...BOATERS CAN EXPECT GUSTY WINDS... HIGH WAVES...DANGEROUS LIGHTNING AND HEAVY RAIN. SEEK SAFE HARBOR IMMEDIATELY UNTIL THESE STORMS PASS. && LAT...LON 3460 11500 3558 11475 3554 11387 3463 11366 TIME...MOT...LOC 0748Z 273DEG 30KT 3526 11431 $$ WOLCOTT
3 follow-up statements
003 WWUS55 KVEF 300844 SVSVEF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 144 AM PDT SAT JUL 30 2016 AZC015-CAC071-NVC003-300915- /O.CON.KVEF.SV.W.0052.000000T0000Z-160730T0915Z/ MOHAVE AZ-SAN BERNARDINO CA-CLARK NV- 144 AM PDT SAT JUL 30 2016 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 AM PDT/215 AM MST/ FOR SOUTHWESTERN MOHAVE...EAST CENTRAL SAN BERNARDINO AND SOUTH CENTRAL CLARK COUNTIES... AT 141 AM PDT/141 AM MST/...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR GOLDEN VALLEY, MOVING EAST AT 25 MPH. STRONG THUNDERSTORM WINDS CONTINUE TO IMPACT THE SURROUNDING AREAS...ESPECIALLY NEAR BULLHEAD CITY AND LAUGHLIN. LOCATIONS IMPACTED INCLUDE... BULLHEAD CITY...KINGMAN...LAUGHLIN...KATHERINE LANDING...YUCCA... TOPOCK...NEEDLES...OATMAN...CHLORIDE...COTTONWOOD COVE CAMPGROUND... HUALAPAI MOUNTAIN PARK...NEW KINGMAN-BUTLER... AND HIGHWAY 95 AND I-40. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS STORM WILL PRODUCE HIGH WINDS WHICH CAN BRING DOWN TREES AND POWER LINES AND CAUSE BLOWING DUST. ALSO...LIGHTNING CAN KILL! TAKE COVER IN A STURDY BUILDING AND STAY AWAY FROM WINDOWS UNTIL THE STORM PASSES. REPORT SEVERE WEATHER TO THE LAS VEGAS NATIONAL WEATHER SERVICE VIA FACEBOOK OR TWITTER. && LAT...LON 3460 11500 3558 11475 3554 11387 3463 11366 TIME...MOT...LOC 0841Z 273DEG 30KT 3524 11376 $$ WOLCOTT
796
WWUS55 KVEF 300901
SVSVEF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
201 AM MST SAT JUL 30 2016
CAC071-NVC003-300910-
/O.CAN.KVEF.SV.W.0052.000000T0000Z-160730T0915Z/
SAN BERNARDINO CA-CLARK NV-
201 AM MST SAT JUL 30 2016
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL SAN BERNARDINO
AND SOUTH CENTRAL CLARK COUNTIES IS CANCELLED...
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF
THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.
LAT...LON 3461 11438 3517 11428 3516 11378 3463 11366
TIME...MOT...LOC 0900Z 273DEG 30KT 3523 11356
$$
AZC015-300915-
/O.CON.KVEF.SV.W.0052.000000T0000Z-160730T0915Z/
MOHAVE AZ-
201 AM MST SAT JUL 30 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 AM MST
FOR SOUTHWESTERN MOHAVE COUNTY...
AT 200 AM MST...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE
OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN EXCESS OF 60
MPH. THIS STORM WAS LOCATED 11 MILES WEST OF DIAMOND M RANCH...OR 26
MILES EAST OF KINGMAN...MOVING EAST AT 35 MPH.
LOCATIONS IMPACTED INCLUDE...
YUCCA...HUALAPAI MOUNTAIN PARK...DW RANCH ROAD...
WILD COW CAMPGROUND AND HUALAPAI PEAK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS STORM WILL PRODUCE HIGH WINDS WHICH CAN BRING DOWN TREES AND
POWER LINES AND CAUSE BLOWING DUST. ALSO...LIGHTNING CAN KILL! TAKE
COVER IN A STURDY BUILDING AND STAY AWAY FROM WINDOWS UNTIL THE
STORM PASSES. REPORT SEVERE WEATHER TO THE LAS VEGAS NATIONAL
WEATHER SERVICE VIA FACEBOOK OR TWITTER.
&&
LAT...LON 3461 11438 3517 11428 3516 11378 3463 11366
TIME...MOT...LOC 0900Z 273DEG 30KT 3523 11356
$$
WOLCOTT820
WWUS55 KVEF 300908
SVSVEF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
208 AM MST SAT JUL 30 2016
AZC015-300917-
/O.EXP.KVEF.SV.W.0052.000000T0000Z-160730T0915Z/
MOHAVE AZ-
208 AM MST SAT JUL 30 2016
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN MOHAVE COUNTY
WILL EXPIRE AT 215 AM MST...
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. HOWEVER GUSTY WINDS
ARE STILL POSSIBLE WITH THIS THUNDERSTORM.
LAT...LON 3461 11438 3517 11428 3516 11378 3463 11366
TIME...MOT...LOC 0903Z 273DEG 30KT 3523 11356
$$
WOLCOTTWhat forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Local storm report, Jul 30, 12:09 AM MST, 41 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAS VEGAS NV
1209 AM PDT SAT JUL 30 2016
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1151 PM DUST STORM 2 ENE LAKE HAVASU CITY 34.49N 114.30W
07/29/2016 MOHAVE AZ TRAINED SPOTTER
REPORT VIA TWITTER OF VISIBILITY DOWN TO 1/4
MILE IN LAKE HAVASU CITY.
&&
RAWThe office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 11:41 PM MST | Severe Thunderstorm Warning | VEF | Mohave | 71 min |
| Jul 30, 12:26 AM MST | Severe Thunderstorm Warning | VEF | Mohave | 64 min |
| Jul 30, 1:07 AM MST | Flash Flood Warning | VEF | Mohave | 3 hr |
| Jul 30, 1:28 AM MST | Areal Flood Advisory | VEF | Mohave | 3 hr |
| Jul 30, 2:24 AM MST | Areal Flood Warning | VEF | Mohave | 12 hr |
| Jul 30, 2:22 PM MST | Flash Flood Watch | VEF | Mohave | 12 hr |
| Jul 29, 5:39 PM MST | Areal Flood Advisory | VEF | Inyo | 3 hr |
| Jul 30, 3:18 AM MST | Areal Flood Advisory | VEF | San Bernardino | 117 min |
| Jul 29, 5:21 PM MST | Severe Thunderstorm Warning | VEF | Nye | 24 min |
Nearby
Severe Thunderstorm Warnings in Arizona, 2016Severe Thunderstorm Warnings in California, 2016Severe Thunderstorm Warnings in Nevada, 2016Every severe thunderstorm warning in 2016
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.