Alert archive / Nevada / Flash Flood Warnings in 2005
Flash Flood Warning 72, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Oct 18, 2005, 8:52 AM PDT for Clark County, Nevada. It was in force for 113 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
- Oct 18, 2005, 8:52 AM PDT (15:52 UTC)
- Expired
- Oct 18, 2005, 10:45 AM PDT
- In force
- 113 min
- Issued by
- NWS Las Vegas, NV
- Area
- Counties, with a storm outline in the text
County Clark County, NV
The radar
The Las Vegas radar (KESX), 71 km from the middle of the area, began a volume at 15:56 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
Mercury/Desert R, NV (KDRA), launched 12:00Z, 3.9 hours before the alert went out and 75 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1070 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 122 m²/s²
- 0-3 km storm-relative helicity
- 152 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS55 KVEF 181556 FFWVEF NVC003-181745- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LAS VEGAS NV 852 AM PDT TUE OCT 18 2005 THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A * FLASH FLOOD WARNING FOR... WEST CENTRAL CLARK COUNTY IN SOUTHERN NEVADA * UNTIL 1045 AM PDT * AT 846 AM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED FLASH FLOODING FROM A THUNDERSTORM ALONG HIGHWAY 160 BETWEEN MILE MARKERS 10 AND 20 AND NEAR SPRING MOUNTAIN RANCH...MULTIPLE THUNDERSTORMS ARE MOVING NORTH AT 20 MPH AND WILL CONTINUE TO IMPACT THE SPRING MOUNTAINS IN AND AROUND HIGHWAY 160 THROUGH 10 AM PDT. RADAR ESTIMATES INDICATED IN EXCESS OF ONE INCH HAVE FALLEN IN THE PAST HOUR WITH THE POTENTIAL FOR ANOTHER INCH THROUGH 10 AM. * THE STORM PRODUCING FLASH FLOODING WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE INDICATED COUNTY. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. LAT...LON 3589 11563 3598 11527 3632 11541 3617 11583 $$ SC
2 follow-up statements
000 WGUS75 KVEF 181616 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 912 AM PDT TUE OCT 18 2005 NVC003-181745- CLARK NV- 912 AM PDT TUE OCT 18 2005 ...A FLASH FLOOD WARNING CONTINUES UNTIL 1045 AM PDT FOR WEST CENTRAL CLARK COUNTY... AT 905 AM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A THUNDERSTORM PRODUCING FLASH FLOODING OVER THE WARNED AREA. THIS WARNING INCLUDES HIGHWAY 160 FROM MILE MARKERS 5 THROUGH 20...SPRING MOUNTAIN RANCH AND THE RED ROCK CANYON. EXTREMELY HEAVY RAINFALL AND LOW VISIBILITIES ARE OCCURRING IN THE WARNED AREA. LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO RED ROCK CANYON. ADDITIONAL RAINFALL AMOUNTS IN EXCESS OF ONE INCH ARE POSSIBLE IN THE WARNED AREA. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. LAT...LON 3589 11563 3598 11527 3632 11541 3617 11583 $$ SC
000 WGUS75 KVEF 181745 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 1041 AM PDT TUE OCT 18 2005 NVC003-181751- CLARK NV- 1041 AM PDT TUE OCT 18 2005 ...THE FLASH FLOOD WARNING FOR WEST CENTRAL CLARK COUNTY EXPIRES AT 1045 AM PDT... THE HEAVY RAINFALL HAS PUSHED NORTH OF HIGHWAY 160...RED RED ROCK CANYON AND THE SPRING MOUNTAINS AND THERE ARE NO ADDITIONAL REPORTS OF SIGNIFICANT ONGOING FLOODING. THEREFORE...THE FLASH FLOOD WARNING WILL BE ALLOWED TO EXPIRE AT 1045 AM PDT. HOWEVER...SHOWERS AND THUNDERSTORMS ARE LIKELY FOR THE REMAINDER OF THE MORNING AND INTO THE AFTERNOON PROVIDING THE POTENTIAL FOR ADDITIONAL FLASH FLOODING. LAT...LON 3589 11563 3598 11527 3632 11541 3617 11583 $$ SC
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 18, 10:26 AM PDT | Flash Flood Warning | VEF | Clark | 3 hr |
Nearby
Flash Flood Warnings in Nevada, 2005Every flash flood warning in 2005
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.