Alert archive / Nevada / Flash Flood Warnings in 2018
Flash Flood Warning 64, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Jul 17, 2018, 5:13 PM PDT for Lincoln County, Nevada. It was in force for 3 hr. 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 17, 2018, 5:13 PM PDT (00:13 UTC)
- Expired
- Jul 17, 2018, 8:15 PM PDT
- In force
- 3 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), 112 km from the middle of the area, began a volume at 00:16 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
Las Vegas, NV (KVEF), launched 00:00Z, 0.2 hours before the alert went out and 181 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
- 993 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 3511 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -30 m²/s²
- 0-3 km storm-relative helicity
- -1 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
075 WGUS55 KVEF 180013 FFWVEF NVC017-180315- /O.NEW.KVEF.FF.W.0064.180718T0013Z-180718T0315Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Las Vegas NV 513 PM PDT TUE JUL 17 2018 The National Weather Service in Las Vegas has issued a * Flash Flood Warning for... Eastern Lincoln County in south central Nevada... * Until 815 PM PDT. * At 512 PM PDT, Doppler radar indicated heavy rain impacting the Beaver Dam basin. Between 1 and 2 inches of rain has fallen in the past two hours, with localized amounts of up to 3 inches. Flash Flooding is likely. * Some locations that will experience flooding include... Beaver Dam and Beaver Dam State Park. PRECAUTIONARY/PREPAREDNESS ACTIONS... Excessive runoff from heavy rainfall will cause flooding of small creeks and streams, country roads, farmland, and other low lying spots. Please report flooding to your local law enforcement agency when you can do so safely. && LAT...LON 3762 11405 3746 11405 3747 11428 3763 11425 $$ Outler
2 follow-up statements
906 WGUS75 KVEF 180044 FFSVEF Flash Flood Statement National Weather Service Las Vegas NV 544 PM PDT TUE JUL 17 2018 NVC017-180315- /O.CON.KVEF.FF.W.0064.000000T0000Z-180718T0315Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Lincoln NV- 544 PM PDT TUE JUL 17 2018 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 815 PM PDT FOR EASTERN LINCOLN COUNTY... At 543 PM PDT, Doppler radar indicated heavy rain continuing within the Beaver Dam drainage basin. Another band of thunderstorms was beginning to move in as well. Flash Flooding remains likely through the evening hours. Some locations that will experience flooding include... Beaver Dam and Beaver Dam State Park. PRECAUTIONARY/PREPAREDNESS ACTIONS... Excessive runoff from heavy rainfall will cause flooding of small creeks and streams, country roads, farmland, and other low lying spots. Please report flooding to your local law enforcement agency when you can do so safely. && LAT...LON 3762 11405 3746 11405 3747 11428 3763 11425 $$ Outler
745 WGUS75 KVEF 180306 FFSVEF Flash Flood Statement National Weather Service Las Vegas NV 806 PM PDT TUE JUL 17 2018 NVC017-180315- /O.EXP.KVEF.FF.W.0064.000000T0000Z-180718T0315Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Lincoln NV- 806 PM PDT TUE JUL 17 2018 ...THE FLASH FLOOD WARNING FOR EASTERN LINCOLN COUNTY WILL EXPIRE AT 815 PM PDT... The heavy rain has ended. Flooding is no longer expected to pose a threat. However...light to moderate showers may result in elevated flows through streams and drainages overnight. Please continue to heed any remaining road closures. LAT...LON 3762 11405 3746 11405 3747 11428 3763 11425 $$ Outler
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 17, 8:49 PM PDT | Areal Flood Advisory | VEF | Clark | 3 hr |
| Jul 17, 9:53 PM PDT | Severe Thunderstorm Warning | VEF | Clark | 52 min |
| Jul 17, 10:14 PM PDT | Flash Flood Warning | VEF | Clark | 3 hr |
| Jul 18, 11:47 AM PDT | Flash Flood Warning | VEF | Clark, Nye | 3 hr |
Nearby
Flash Flood Warnings in Nevada, 2018Every flash flood warning in 2018
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.