Alert archive / Nevada / Flash Flood Warnings in 2011
Flash Flood Warning 7, NWS Elko, NV
NWS Elko, NV issued this flash flood warning at Jul 31, 2011, 4:40 PM PDT for Nye County, Nevada. It was in force for 3 hr. 1 report 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 31, 2011, 4:40 PM PDT (23:40 UTC)
- Expired
- Jul 31, 2011, 8:00 PM PDT
- In force
- 3 hr
- Issued by
- NWS Elko, NV
- Area
- Storm-based polygon
- Flood severity
- None
County Nye County, NV
The radar
The Reno radar (KRGX), 246 km from the middle of the area, began a volume at 23:41 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 31, 4:41 PM PDT | FLASH FLOOD | 29 Nne Tonopah, NV | LAW ENFORCEMENT REPORTED STATE ROUTE 377 IS MUD AND DEBRIS COVERED/WASHED OUT BETWEEN MANHATTAN AND STATE ROUTE 376. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Reno, NV (KREV), launched 12:00Z, 11.7 hours before the alert went out and 151 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
- 70 J/kg
- Mixed-layer CIN
- -266 J/kg
- Mixed-layer LCL
- 1976 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 46 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
653 WGUS55 KLKN 312340 FFWLKN NVC023-010545- /O.NEW.KLKN.FF.W.0007.110731T2340Z-110801T0545Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE ELKO NV 440 PM PDT SUN JUL 31 2011 THE NATIONAL WEATHER SERVICE IN ELKO HAS ISSUED A * FLASH FLOOD WARNING FOR... CENTRAL NYE COUNTY IN SOUTH CENTRAL NEVADA... THIS INCLUDES THE CITY OF MANHATTAN... * UNTIL 1045 PM PDT * AT 437 PM PDT...THE QUIMA PEAK AUTOMATED WEATHER STATION REPORTED 1.47 INCHES OF RAIN IN THE PAST HOUR FROM A THUNDERSTORM OVER THE WARNED AREA. * FLASH FLOODING AND MUDSLIDES ARE LIKELY IN THE SOUTHERN TOQUIMA MOUNTAINS OF NORTHERN NYE COUNTY. LOCATIONS NEAR THE PATH OF INCLUDE...MANHATTAN AND PORTION OF STATE ROUTE 376. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS FLOODED ROADS. FIND ALTERNATE ROUTES. IT TAKES ONLY A FEW INCHES OF SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY. DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE. && LAT...LON 3869 11724 3858 11673 3829 11685 3838 11736 $$ MZ
2 follow-up statements
392 WGUS75 KLKN 312350 FFSLKN FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE ELKO NV 450 PM PDT SUN JUL 31 2011 NVC023-010545- /O.CON.KLKN.FF.W.0007.000000T0000Z-110801T0545Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NYE NV- 450 PM PDT SUN JUL 31 2011 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1045 PM PDT FOR CENTRAL NYE COUNTY... AT 441 PM PDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THAT STATE ROUTE 377 WAS MUD AND DEBRIS COVERED AND WASHED OUT...IN PORTIONS BETWEEN THE TOWN OF MANHATTAN AND STATE ROUTE 376 TO THE WEST...DUE TO A FLASH FLOOD FROM NEARBY THUNDERSTORMS. LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MANHATTAN PRECAUTIONARY/PREPAREDNESS ACTIONS... IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS FLOODED ROADS. FIND ALTERNATE ROUTES. IT TAKES ONLY A FEW INCHES OF SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY. DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE. DO NOT DRIVE THROUGH FLOODED AREAS. TURN AROUND. DON'T DROWN. && LAT...LON 3869 11724 3858 11673 3829 11685 3838 11736 $$ MZ
790 WGUS75 KLKN 010300 FFSLKN FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE ELKO NV 800 PM PDT SUN JUL 31 2011 NVC023-010307- /O.CAN.KLKN.FF.W.0007.000000T0000Z-110801T0545Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NYE NV- 800 PM PDT SUN JUL 31 2011 ...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR CENTRAL NYE COUNTY... SHOWERS AND THUNDERSTORMS HAVE DECREASED OVER CENTRAL NYE COUNTY. THEREFORE...THE FLASH FLOOD WARNING HAS BEEN CANCELLED. HOWEVER...SHOWERS AND THUNDERSTORMS WILL CONTINUE THIS EVENING FOR BRIEF HEAVY RAIN SHOWERS WITH POSSIBLE LOCALIZED FLOODING. && LAT...LON 3869 11724 3858 11673 3829 11685 3838 11736 $$ JH
The office that day
Everything else NWS Elko, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 30, 7:20 PM PDT | Special Weather Statement | LKN | Eureka | 40 min |
| Jul 30, 7:29 PM PDT | Special Weather Statement | LKN | Humboldt | 31 min |
| Jul 30, 7:38 PM PDT | Special Weather Statement | LKN | Nye | 52 min |
| Jul 30, 8:41 PM PDT | Special Weather Statement | LKN | 49 min | |
| Jul 30, 8:47 PM PDT | Flash Flood Warning | LKN | Elko | 69 min |
| Jul 30, 8:57 PM PDT | Special Weather Statement | LKN | Elko | 48 min |
| Jul 30, 9:05 PM PDT | Special Weather Statement | LKN | Elko | 40 min |
| Jul 30, 9:17 PM PDT | Special Weather Statement | LKN | 43 min | |
| Jul 30, 10:27 PM PDT | Special Weather Statement | LKN | Elko | 48 min |
| Jul 31, 1:14 PM PDT | Special Weather Statement | LKN | 31 min | |
| Jul 31, 1:38 PM PDT | Special Weather Statement | LKN | Eureka | 37 min |
| Jul 31, 1:48 PM PDT | Flash Flood Warning | LKN | Nye | 117 min |
| Jul 31, 2:27 PM PDT | Special Weather Statement | LKN | Eureka | 33 min |
| Jul 31, 2:39 PM PDT | Special Weather Statement | LKN | 36 min | |
| Jul 31, 3:02 PM PDT | Special Weather Statement | LKN | 28 min | |
| Jul 31, 3:25 PM PDT | Special Weather Statement | LKN | 50 min | |
| Jul 31, 3:26 PM PDT | Areal Flood Advisory | LKN | Lander | 3 hr |
| Jul 31, 3:32 PM PDT | Special Weather Statement | LKN | Humboldt | 43 min |
| Jul 31, 4:01 PM PDT | Special Weather Statement | LKN | 29 min | |
| Jul 31, 4:28 PM PDT | Special Weather Statement | LKN | Humboldt | 32 min |
| Jul 31, 4:51 PM PDT | Flash Flood Warning | LKN | Lander | 4 hr |
| Jul 31, 4:58 PM PDT | Flash Flood Warning | LKN | Eureka | 3 hr |
Nearby
Flash Flood Warnings in Nevada, 2011Every flash flood warning in 2011
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.