Alert archive / Idaho / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 23, NWS Spokane, WA

July 9, 1995Latah County, Idaho

NWS Spokane, WA issued this severe thunderstorm warning at Jul 9, 1995, 10:22 PM PDT for Latah County, Idaho. It was in force for 68 min.

The area

The counties it named.

The facts

Issued
Jul 9, 1995, 10:22 PM PDT (05:22 UTC)
Expired
Jul 9, 1995, 11:30 PM PDT
In force
68 min
Issued by
NWS Spokane, WA
Area
Whole counties

County Latah County, ID

The nearest sounding before it

Spokane, WA (KOTX), launched 00:00Z, 5.4 hours before the alert went out and 101 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 00:00Z on 1995-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 736 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 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 00:00Z on 1995-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -4 square meters per square second.19395878Sfc1 km3 km6 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
736 J/kg
Mixed-layer CIN
-78 J/kg
Mixed-layer LCL
1624 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
-4 m²/s²
0-3 km storm-relative helicity
81 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
WUUS1 KLWS 100520 RRA
SVRLWS
IDC057-100630-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LEWISTON ID
ISSUED BY BOISE ID
1022 PM PDT SUN JUL 9 1995
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1130 PM PDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH CENTRAL IDAHO
 
   ...LATAH COUNTY
 
AT 1020 PM PDT WEATHER RADAR AT MISSOULA INDICATED A SEVERE THUNDERSTORM
IN LATAH COUNTY...ABOUT 15 MILES EAST OF MOSCOW. MOVEMENT WAS TO THE
NORTHEAST AT ABOUT 40 MPH.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jul 9, 5:40 PM PDT, 4 hours 42 minutes before
WAZ006-100115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPOKANE WA
540 PM PDT SUN JUL 9 1995

THE SEVERE THUNDERSTORM WARNINGS FOR SPOKANE
COUNTY...WASHINGTON...EXTREME NORTH NEZ PERCE COUNTY...IDAHO...AND LATAH
COUNTY...IDAHO HAS EXPIRED.

THE STORMS THAT MOVED THROUGH THESE COUNTIES PRODUCED HAIL UP TO 3/4
INCH...WIND GUSTS UP TO 60 MPH OR MORE...DOWNED TREES...CAUSED NUMEROUS
POWER FAILURES...AND CAUSED MINOR FLOODING.  THE STORMS HAVE NOW
WEAKENED AND HAVE MOVED INTO THE IDAHO PANHANDLE.
Special weather statement, Jul 9, 5:45 PM PDT, 4 hours 37 minutes before
WAZ006-100115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPOKANE WA
540 PM PDT SUN JUL 9 1995

THE SEVERE THUNDERSTORM WARNINGS FOR SPOKANE
COUNTY...WASHINGTON...EXTREME NORTH NEZ PERCE COUNTY...IDAHO...AND LATAH
COUNTY...IDAHO HAS EXPIRED.

THE STORMS THAT MOVED THROUGH THESE COUNTIES PRODUCED HAIL UP TO 3/4
INCH...WIND GUSTS UP TO 60 MPH OR MORE...DOWNED TREES...CAUSED NUMEROUS
POWER FAILURES...AND CAUSED MINOR FLOODING.  THE STORMS HAVE NOW
WEAKENED AND HAVE MOVED INTO THE IDAHO PANHANDLE.
Special weather statement, Jul 9, 5:49 PM PDT, 4 hours 33 minutes before
WAZ006-100115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPOKANE WA
540 PM PDT SUN JUL 9 1995

THE SEVERE THUNDERSTORM WARNINGS FOR SPOKANE
COUNTY...WASHINGTON...EXTREME NORTH NEZ PERCE COUNTY...IDAHO...AND LATAH
COUNTY...IDAHO HAS EXPIRED.

THE STORMS THAT MOVED THROUGH THESE COUNTIES PRODUCED HAIL UP TO 3/4
INCH...WIND GUSTS UP TO 60 MPH OR MORE...DOWNED TREES...CAUSED NUMEROUS
POWER FAILURES...AND CAUSED MINOR FLOODING.  THE STORMS HAVE NOW
WEAKENED AND HAVE MOVED INTO THE IDAHO PANHANDLE.

The office that day

Everything else NWS Spokane, WA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 9, 5:49 PM PDTTornado WarningOTXBonner, Kootenai56 min
Jul 9, 9:30 PM PDTSevere Thunderstorm WarningOTXIdaho, Lewis60 min
Jul 10, 2:04 AM PDTSevere Thunderstorm WarningOTXClearwater, Latah56 min

Nearby

Severe Thunderstorm Warnings in Idaho, 1995Every severe thunderstorm warning in 1995

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.