Alert archive / Nevada / Flash Flood Warnings in 2012
Flash Flood Warning 38, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Jul 15, 2012, 10:30 AM PDT for Lincoln County, Nevada. It was in force for 4 hr. 2 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 15, 2012, 10:30 AM PDT (17:30 UTC)
- Expired
- Jul 15, 2012, 2:45 PM PDT
- In force
- 4 hr
- Issued by
- NWS Las Vegas, NV
- Area
- Storm-based polygon
- Flood severity
- None
County Lincoln County, NV
The radar
The Cedar City radar (KICX), 152 km from the middle of the area, began a volume at 17:31 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 15, 12:30 PM PDT | FLASH FLOOD | 4 Ne Caliente, NV | LINCOLN COUNTY SHERIFF REPORTED BEAVER DAM ROAD HAD WASHED OUT NEAR HIGHWAY 93. |
| Jul 15, 2:30 PM PDT | FLASH FLOOD | 6 W Caliente, NV | THE LINCOLN COUNTY SHERIFF REPORTED A PORTION OF HIGHWAY 93 WAS WASHED OUT WITH THE PAVEMENT REMOVED. |
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 12:00Z, 5.5 hours before the alert went out and 172 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
- 335 J/kg
- Mixed-layer CIN
- -212 J/kg
- Mixed-layer LCL
- 1353 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 22 m²/s²
- 0-3 km storm-relative helicity
- 8 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
336 WGUS55 KVEF 151730 FFWVEF NVC017-151930- /O.NEW.KVEF.FF.W.0038.120715T1730Z-120715T1930Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LAS VEGAS NV 1030 AM PDT SUN JUL 15 2012 THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A * FLASH FLOOD WARNING FOR... CENTRAL LINCOLN COUNTY IN SOUTH CENTRAL NEVADA... * UNTIL 1230 PM PDT. * AT 1025 AM PDT...RADAR SHOWED VERY HEAVY RAIN FROM A THUNDERSTORM 6 MILES WEST OF KERSHAW-RYAN CAMPGROUND...OR 7 MILES WEST OF CALIENTE. TWO SLOW MOVING THUNDERSTORMS WERE MOVING ACROSS THIS AREA. BE ALERT ON HIGHWAY 93 BETWEEN MILE MARKERS 76 AND 114. * LOCATIONS IMPACTED INCLUDE... CALIENTE...PANACA AND CATHEDRAL GORGE STATE PARK. PRECAUTIONARY/PREPAREDNESS ACTIONS... FLASH FLOODING IS EXPECTED IN WASHES...LOW WATER CROSSINGS AND ON AREA ROADWAYS. FLASH FLOODING IS NATURES NUMBER ONE KILLER. TO ESCAPE RISING WATER...MOVE TO HIGHER GROUND. NEVER TRY TO CROSS A FLOODED ROADWAY OR WALK THROUGH FLOODWATERS. TURN AROUND...DONT DROWN! REPORT FLOODING BY POSTING YOUR REPORT TO THE LAS VEGAS NATIONAL WEATHER SERVICE FACEBOOK PAGE...OR BY USING THE TWITTER HASHTAG... NWSVEGAS. && LAT...LON 3787 11475 3787 11432 3749 11434 3751 11476 $$ STACHELSKI
4 follow-up statements
116 WGUS75 KVEF 151834 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 1134 AM PDT SUN JUL 15 2012 NVC017-151930- /O.CON.KVEF.FF.W.0038.000000T0000Z-120715T1930Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ LINCOLN NV- 1134 AM PDT SUN JUL 15 2012 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1230 PM PDT FOR CENTRAL LINCOLN COUNTY... AT 1130 AM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A THUNDERSTORM PRODUCING VERY HEAVY RAIN. THIS STORM WAS LOCATED OVER HIGHWAY 93 5 MILES WEST OF CALIENTE AS WAS NEARLY STATIONARY. AN ESTIMATED 2 INCHES OF RAIN HAS FALLEN FROM THIS STORM IN THE PAST HOUR OVER HIGHWAY 93. ADDITIONAL THUNDERSTORMS HAVE DEVELOPED JUST EAST OF CALIENTE AND WERE EXPANDING TOWARD PANACA AND STATE ROUTE 319. THESE THUNDERSTORMS WITH EXCESSIVE RAIN WERE MOVING NORTH AROUND 5 MPH. LOCATIONS IMPACTED INCLUDE... HIGHWAY 93 BETWEEN MILE MARKERS 82 AND 88...AREAS NEAR CALIENTE...PANACA AND CATHEDRAL GORGE STATE PARK. PRECAUTIONARY/PREPAREDNESS ACTIONS... FLASH FLOODING IS EXPECTED IN WASHES...LOW WATER CROSSINGS AND ON AREA ROADWAYS. FLASH FLOODING IS NATURES NUMBER ONE KILLER. TO ESCAPE RISING WATER...MOVE TO HIGHER GROUND. NEVER TRY TO CROSS A FLOODED ROADWAY OR WALK THROUGH FLOODWATERS. TURN AROUND...DONT DROWN! REPORT FLOODING BY POSTING YOUR REPORT TO THE LAS VEGAS NATIONAL WEATHER SERVICE FACEBOOK PAGE...OR BY USING THE TWITTER HASHTAG... NWSVEGAS. && LAT...LON 3787 11475 3787 11432 3749 11434 3751 11476 $$ JA
925 WGUS55 KVEF 151925 FFWVEF NVC017-152130- /O.EXT.KVEF.FF.W.0038.000000T0000Z-120715T2130Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LAS VEGAS NV 1225 PM PDT SUN JUL 15 2012 THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS EXTENDED THE * FLASH FLOOD WARNING FOR... CENTRAL LINCOLN COUNTY IN SOUTH CENTRAL NEVADA... * UNTIL 230 PM PDT. * AT 1220 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN FROM THUNDERSTORMS MOVING NORTH AROUND 5 MPH ALONG HIGHWAY 93 FROM NEAR MILE MARKER 76 TO MILE MARKER 14. RAINFALL TOTALS IN EXCESS OF AN INCH HAVE BEEN ESTIMATED BY RADAR IN THIS AREA WITHIN THE LAST TWO HOURS. FLOODING OF LOW LYING SPOTS AS WELL AS DEBRIS WASHING ONTO ROADS IS LIKELY IN THIS AREA. * LOCATIONS IMPACTED INCLUDE... PANACA...CATHEDRAL GORGE STATE PARK AND THE ENTRANCE ROAD TO BEAVER DAM STATE PARK. PRECAUTIONARY/PREPAREDNESS ACTIONS... FLASH FLOODING IS EXPECTED IN WASHES...LOW WATER CROSSINGS AND ON AREA ROADWAYS. FLASH FLOODING IS NATURES NUMBER ONE KILLER. TO ESCAPE RISING WATER...MOVE TO HIGHER GROUND. NEVER TRY TO CROSS A FLOODED ROADWAY OR WALK THROUGH FLOODWATERS. TURN AROUND...DONT DROWN! REPORT FLOODING BY POSTING YOUR REPORT TO THE LAS VEGAS NATIONAL WEATHER SERVICE FACEBOOK PAGE...OR BY USING THE TWITTER HASHTAG... NWSVEGAS. && LAT...LON 3787 11475 3787 11432 3749 11434 3751 11476 $$ STACHELSKI
679 WGUS75 KVEF 152052 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 152 PM PDT SUN JUL 15 2012 NVC017-152130- /O.CON.KVEF.FF.W.0038.000000T0000Z-120715T2130Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ LINCOLN NV- 152 PM PDT SUN JUL 15 2012 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 230 PM PDT FOR CENTRAL LINCOLN COUNTY... AT 145 PM PDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THE GRAVEL ROAD TO BEAVER DAM WAS WASHED OUT. RADAR SHOWED A NUMBER OF SLOW MOVING THUNDERSTORMS IN CENTRAL LINCOLN COUNTY MOVING NORTH AROUND 5 MPH WITH TOTAL RAIN ESTIMATES IN EXCESS OF AN INCH. LOCATIONS IMPACTED INCLUDE... PANACA...CATHEDRAL GORGE STATE PARK AND THE ENTRANCE ROAD TO BEAVER DAM STATE PARK. PRECAUTIONARY/PREPAREDNESS ACTIONS... FLASH FLOODING IS EXPECTED IN WASHES...LOW WATER CROSSINGS AND ON AREA ROADWAYS. FLASH FLOODING IS NATURES NUMBER ONE KILLER. TO ESCAPE RISING WATER...MOVE TO HIGHER GROUND. NEVER TRY TO CROSS A FLOODED ROADWAY OR WALK THROUGH FLOODWATERS. TURN AROUND...DONT DROWN! REPORT FLOODING BY POSTING YOUR REPORT TO THE LAS VEGAS NATIONAL WEATHER SERVICE FACEBOOK PAGE...OR BY USING THE TWITTER HASHTAG... NWSVEGAS. && LAT...LON 3787 11475 3787 11432 3749 11434 3751 11476 $$ STACHELSKI
648 WGUS55 KVEF 152122 FFWVEF NVC017-152145- /O.EXT.KVEF.FF.W.0038.000000T0000Z-120715T2145Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LAS VEGAS NV 222 PM PDT SUN JUL 15 2012 THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS EXTENDED THE * FLASH FLOOD WARNING FOR... CENTRAL LINCOLN COUNTY IN SOUTH CENTRAL NEVADA... * UNTIL 245 PM PDT. * AT 215 PM PDT...RADAR CONTINUED TO INDICATING HEAVY RAIN FALLING ACROSS CENTRAL LINCOLN COUNTY. LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLASH FLOODING FROM THUNDERSTORMS 4 MILES NORTH OF CALIENTE...ALONG BEAVER DAM STATE PARK...MOVING NORTH AT 5 MPH. * LOCATIONS IMPACTED INCLUDE... CATHEDRAL GORGE STATE PARK...PANACA AND THE ENTRANCE ROAD TO BEAVER DAM STATE PARK. PRECAUTIONARY/PREPAREDNESS ACTIONS... FLASH FLOODING IS EXPECTED IN WASHES...LOW WATER CROSSINGS AND ON AREA ROADWAYS. FLASH FLOODING IS NATURES NUMBER ONE KILLER. TO ESCAPE RISING WATER...MOVE TO HIGHER GROUND. NEVER TRY TO CROSS A FLOODED ROADWAY OR WALK THROUGH FLOODWATERS. TURN AROUND...DONT DROWN! REPORT FLOODING BY POSTING YOUR REPORT TO THE LAS VEGAS NATIONAL WEATHER SERVICE FACEBOOK PAGE...OR BY USING THE TWITTER HASHTAG... NWSVEGAS. && LAT...LON 3787 11475 3787 11432 3749 11434 3751 11476 $$ STACHELSKI
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 14, 6:02 PM PDT | Areal Flood Advisory | VEF | Clark | 116 min |
| Jul 14, 8:41 PM PDT | Areal Flood Advisory | VEF | Clark | 16 min |
| Jul 14, 8:56 PM PDT | Flash Flood Warning | VEF | Clark | 109 min |
| Jul 15, 10:14 AM PDT | Flash Flood Watch | VEF | Clark, Lincoln, Nye | 11 hr |
| Jul 15, 1:12 PM PDT | Flash Flood Warning | VEF | Clark | 2 hr |
| Jul 15, 1:24 PM PDT | Flash Flood Warning | VEF | Nye | 4 hr |
| Jul 15, 1:58 PM PDT | Flash Flood Warning | VEF | Lincoln | 82 min |
| Jul 15, 2:16 PM PDT | Severe Thunderstorm Warning | VEF | Clark | 44 min |
| Jul 15, 2:41 PM PDT | Areal Flood Advisory | VEF | Clark | 3 hr |
| Jul 15, 3:01 PM PDT | Flash Flood Warning | VEF | Lincoln | 6 hr |
| Jul 15, 4:40 PM PDT | Flash Flood Warning | VEF | Clark | 65 min |
| Jul 15, 4:58 PM PDT | Flash Flood Warning | VEF | Clark | 92 min |
Nearby
Flash Flood Warnings in Nevada, 2012Every flash flood warning in 2012
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.