Alert archive / Nevada / Flash Flood Warnings in 1997

Flash Flood Warning 12, NWS Reno, NV

July 30, 1997Storey County, Washoe County, Nevada

NWS Reno, NV issued this flash flood warning at Jul 30, 1997, 4:30 PM PDT for Storey County, Washoe County, Nevada. It was in force for 60 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 30, 1997, 4:30 PM PDT (23:30 UTC)
Expired
Jul 30, 1997, 5:30 PM PDT
In force
60 min
Issued by
NWS Reno, NV
Area
Whole counties

Counties Storey County, NV, Washoe County, NV

The radar

The Reno radar (KRGX), 35 km from the middle of the area, began a volume at 23:34 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, 11.5 hours before the alert went out and 131 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 1997-07-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Reno, NV at 12:00Z on 1997-07-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 48 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
2 J/kg
Mixed-layer CIN
-270 J/kg
Mixed-layer LCL
1998 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
48 m²/s²
0-3 km storm-relative helicity
92 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 30, 1:26 PM PDTFlash Flood WarningREVWashoe59 min
Jul 30, 1:26 PM PDTSevere Thunderstorm WarningREVWashoe59 min
Jul 30, 3:02 PM PDTFlash Flood WarningREVChurchill63 min
Jul 30, 3:02 PM PDTSevere Thunderstorm WarningREVChurchill63 min
Jul 30, 4:30 PM PDTSevere Thunderstorm WarningREVStorey, Washoe60 min

Nearby

Flash Flood Warnings in Nevada, 1997Every flash flood warning in 1997

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.