Alert archive / Washington / Flash Flood Warnings in 1997

Flash Flood Warning 3, NWS Spokane, WA

January 1, 1997Ferry County, Washington

NWS Spokane, WA issued this flash flood warning at Jan 1, 1997, 4:49 AM PST for Ferry County, Washington. It was in force for 12 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jan 1, 1997, 4:49 AM PST (12:49 UTC)
Expired
Jan 1, 1997, 5:00 PM PST
In force
12 hr
Issued by
NWS Spokane, WA
Area
Whole counties

County Ferry County, WA

The nearest sounding before it

Spokane, WA (KOTX), launched 12:00Z, 0.8 hours before the alert went out and 179 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, Spokane, WA at 12:00Z on 1997-01-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Spokane, WA at 12:00Z on 1997-01-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -169 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1187 m above ground
0-6 km bulk shear
73 kt
0-1 km storm-relative helicity
-169 m²/s²
0-3 km storm-relative helicity
-162 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 Spokane, WA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 1, 4:49 AM PSTFlash Flood WarningOTXPend Oreille, Spokane, Stevens12 hr
Jan 1, 4:49 AM PSTFlash Flood WarningOTXWhitman12 hr
Jan 1, 4:49 AM PSTFlash Flood WarningOTXAsotin, Garfield12 hr
Jan 1, 4:56 AM PSTFlash Flood WarningOTXFerry12 hr
Jan 1, 4:56 AM PSTFlash Flood WarningOTXPend Oreille, Spokane, Stevens12 hr
Jan 1, 4:56 AM PSTFlash Flood WarningOTXAsotin, Garfield, Whitman12 hr

Nearby

Flash Flood Warnings in Washington, 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.