Alert archive / Nevada / Flash Flood Warnings in 1990
Flash Flood Warning 3, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Jun 10, 1990, 3:00 PM PDT for Clark County, Nevada. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Jun 10, 1990, 3:00 PM PDT (22:00 UTC)
- Expired
- Jun 10, 1990, 5:15 PM PDT
- In force
- 2 hr
- Issued by
- NWS Las Vegas, NV
- Area
- Whole counties
County Clark County, NV
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Mercury/Desert R, NV (KDRA), launched 12:00Z, 10.0 hours before the alert went out and 99 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
- 1216 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 83 m²/s²
- 0-3 km storm-relative helicity
- 157 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KLAS 102200 FFWLAS NVC003-110015- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LAS VEGAS NV 3 PM PDT SUN JUN 10 1990 THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 515 PM PDT FOR PEOPLE IN THE FOLLOWING LOCATIONS...... IN SOUTH NEVADA ...CLARK COUNTY THE HEAVY RAINS THAT MOVED THROUGH THE LAS VEGAS VALLEY HAVE NOW MOVED TOWARDS THE NORTHEAST AREA OF CLARK COUNTY. MORE SHOW|ERS HAVE DELEVOPED IN SOUTHERN AND WESTERN CLARK COUNTY AND THE FLASH FLOOD WARNING FOR ALL OF CLARK COUNTY WILL BE CONTINUED UNTIL 515 PM. LAS VEGAS POLICE HAVE URGED ALL PERSONS NOT TO DRIVE UNLESS IT IS ABSOULETLY NECESSARY. JWS/2159Z
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jun 10, 10:08 AM PDT, 4 hours 52 minutes before
NVZ008-009-102000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 10 AM PDT SUN JUNE 10 1990 ...ANOTHER ROUND OF THUNDERSTORMS ACROSS SOUTHERN NEVADA TODAY... SCATTERED SHOWERS ARE ACROSS CLARK COUNTY THIS MORNING. THUNDER- STORMS WILL DEVELOP THIS AFTERNOON AND EVENING. SOME OF THESE STORMS MAY PRODUCE HEAVY RAINS...DEADLY LIGHTNING...GUSTY WINDS AND HAIL. LOCAL FLOODING OF LOW LYING AREAS AND NORMALLY DRY WASHES IS POSSIBLE. REMEMBER NEVER ATTEMPT TO CROSS A FLOODED ROADS. IF LIGHTNING IS NEARBY TAKE SHELTER INDOORS OR IN YOUR CAR. NEVER SEEK SHELTER FROM LIGHTNING UNDER A TREE. PERSONS ENGAGED IN OUTDOOR ACTIVITES IN SOUTHERN NEVADA TODAY ARE URGED TO USE CAUTION AND KEEP AN EYE ON THE SKY. . BOATERS ON LAKE MEAD AND MOHAVE ARE REMINDED THAT A LAKE WIND ADVISORY HAS BEEN ISSUED FOR TODAY FOR STRONG GUSTY WINDS NEAR THUNDERSTORMS. LISTEN TO NOAA WEATHER RADIO...COMMERCIAL TELEVISION AND RADIO FOR ADDITIONAL STATEMENTS AND FORECASTS CONCERNING THIS SITUATION. JWS/1705Z
Special weather statement, Jun 10, 12:05 PM PDT, 2 hours 55 minutes before
NVZ008-009-102000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 12 NOON PDT SUN JUNE 10 1990 ...THUNDERSTORMS ACROSS SOUTHERN NEVADA THIS AFTERNOON AND EVENING... THE LAS VEGAS WEATHER RADAR INDICATES THUNDERSTORMS ARE DEVELOPING ACROSS THE MOUNTAINS OF WESTERN AND SOUTHERN CLARK COUNTY. THESE STORMS MAY PRODUCE HEAVY RAINS...DEADLY LIGHTNING...GUSTY WINDS AND HAIL. LOCAL FLOODING OF LOW LYING AREAS AND NORMALLY DRY WASHES IS POSSIBLE. REMEMBER NEVER ATTEMPT TO CROSS FLOODED ROADS. IF LIGHTNING IS NEARBY TAKE SHELTER INDOORS OR IN YOUR CAR. NEVER SEEK SHELTER FROM LIGHTNING UNDER A TREE. PERSONS ENGAGED IN OUTDOOR ACTIVITES IN SOUTHERN NEVADA TODAY ARE URGED TO USE CAUTION AND KEEP AN EYE ON THE SKY. . BOATERS ON LAKE MEAD AND MOHAVE ARE REMINDED THAT A LAKE WIND ADVISORY HAS BEEN ISSUED FOR TODAY FOR STRONG GUSTY WINDS NEAR THUNDERSTORMS. LISTEN TO NOAA WEATHER RADIO...COMMERCIAL TELEVISION AND RADIO FOR ADDITIONAL STATEMENTS AND FORECASTS CONCERNING THIS SITUATION. JWS/1904Z
Local storm report, Jun 10, 2:30 PM PDT, 30 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE LAS VEGAS, NV
222 PM PDT SUN JUN 10 1990
TIME PDT EVENT
1310 PM PEAK WIND AT MCCARRAN INTERNATONAL AIRPORT REACHED
48 MILES AN HOUR.Y
1410 PM POLICE REPORTED FLOODING IN ALL UNDERPASSES OF LAS
VEGAS AND STREET FLOODING IN MOST AREAS OF LAS VEGAS.
1420 PM TOTAL RAIN SO FAR AT MCCARRAN INTERNATION AIRPORT
0.76
SMITH/2130ZThe office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 9, 6:05 PM PDT | Severe Thunderstorm Warning | VEF | Clark, Nye | 115 min |
| Jun 9, 9:12 PM PDT | Flash Flood Warning | VEF | Clark | 3 hr |
| Jun 10, 1:14 PM PDT | Flash Flood Warning | VEF | Clark | 2 hr |
Nearby
Flash Flood Warnings in Nevada, 1990Every flash flood warning in 1990
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.