Alert archive / Nevada / Flash Flood Warnings in 2005

Flash Flood Warning 2, NWS Reno, NV

June 24, 2005Washoe County, Nevada; Modoc County, California

NWS Reno, NV issued this flash flood warning at Jun 24, 2005, 4:38 PM PDT for Washoe County, Nevada; Modoc County, California. It was in force for 2 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
Jun 24, 2005, 4:38 PM PDT (23:38 UTC)
Expired
Jun 24, 2005, 6:45 PM PDT
In force
2 hr
Issued by
NWS Reno, NV
Area
Counties, with a storm outline in the text

Counties Modoc County, CA, Washoe County, NV

The radar

The Reno radar (KRGX), 185 km from the middle of the area, began a volume at 23:40 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

Reno, NV (KREV), launched 12:00Z, 11.6 hours before the alert went out and 247 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.

Skew-T log-pSkew-T log-p diagram, Reno, NV at 12:00Z on 2005-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 15 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Reno, NV at 12:00Z on 2005-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
15 J/kg
Mixed-layer CIN
-255 J/kg
Mixed-layer LCL
1855 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
278 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS55 KREV 242343
FFWREV
CAC049-NVC031-250145-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE RENO NV
438 PM PDT FRI JUN 24 2005

THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHEASTERN MODOC COUNTY IN NORTHERN CALIFORNIA
  NORTHERN WASHOE COUNTY IN WESTERN NEVADA

* UNTIL 645 PM PDT

* AT 435 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  AN AREA OF THUNDERSTORMS WITH VERY HEAVY RAINFALL OVER FAR NORTHERN
  WASHOE COUNTY AND THE SOUTHERN PARTS OF SURPRISE VALLEY IN NORTHEAST
  CALIFORNIA. THESE STORMS WERE NEARLY STATIONARY AND ARE EXPECTED TO 
  CONTINUED THROUGH EARLY EVENING.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HAYS CANYON
  AND BULL CREEK.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS RANCHES ALONG THE
BANKS OF CREEKS AND STREAMS. THIS STORM WILL ALSO BE CAPABABLE OF 
SMALL HAIL.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

LAT...LON 4120 12004 4127 11938 4151 11939 4166 12016
      4151 12017

$$

HOHMANN
1 follow-up statement
000 
WGUS75 KREV 250047
FFSREV

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE RENO NV
545 PM PDT FRI JUN 24 2005

CAC049-NVC031-250145-
MODOC CA-WASHOE NV-
545 PM PDT FRI JUN 24 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 645 PM PDT FOR NORTHERN
WASHOE AND SOUTHEASTERN MODOC COUNTIES...

AT 545 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE AN AREA OF THUNDERSTORMS PRODUCING HEAVY RAINFALL OVER FAR 
NORTHERN WASHOE COUNTY AND THE SOUTHERN PARTS OF SURPRISE VALLEY IN 
NORTHEAST CALIFORNIA. BLM REPORTED VERY HEAVY RAIN OVER HAYS CANYON 
SHORTLY BEFORE 500 PM PDT. THESE STORMS WERE NEARLY STATIONARY AND 
ARE EXPECTED TO CONTINUE THROUGH 645 PM PDT. 

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HAYS CANYON 
AND BULL CREEK.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL 
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS RANCHES ALONG THE 
BANKS OF CREEKS AND STREAMS. THIS STORM WILL ALSO BE CAPABLE OF 
SMALL HAIL.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE. 

LAT...LON 4120 12004 4127 11938 4151 11939 4166 12016
      4151 12017

$$

BENINATO

The office that day

Everything else NWS Reno, NV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 24, 4:15 PM PDTSevere Thunderstorm WarningREVWashoe51 min
Jun 24, 4:59 PM PDTSevere Thunderstorm WarningREVStorey, Washoe52 min

Nearby

Flash Flood Warnings in Nevada, 2005Flash Flood Warnings in California, 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.