Alert archive / Washington / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 4, NWS Spokane, WA

September 9, 1994Pend Oreille County, Stevens County, Washington

NWS Spokane, WA issued this severe thunderstorm warning at Sep 9, 1994, 5:17 PM PDT for Pend Oreille County, Stevens County, Washington. It was in force for 118 min.

The area

The counties it named.

The facts

Issued
Sep 9, 1994, 5:17 PM PDT (00:17 UTC)
Expired
Sep 9, 1994, 7:15 PM PDT
In force
118 min
Issued by
NWS Spokane, WA
Area
Whole counties

Counties Pend Oreille County, WA, Stevens County, WA

The nearest sounding before it

Spokane Intl Airport, WA (KGEG), launched 00:00Z, 0.3 hours before the alert went out and 93 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 Intl Airport, WA at 00:00Z on 1994-09-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 13 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, Spokane Intl Airport, WA at 00:00Z on 1994-09-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 square meters per square second.19395878Sfc1 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
13 J/kg
Mixed-layer CIN
-219 J/kg
Mixed-layer LCL
962 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
57 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 
TTAA00 KGEG 100019 RRA
SVRGEG
IDC017-055-WAC051-065-100215-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPOKANE WA
517 PM PDT FRI SEP 9 1994
 
THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  715 PM PDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTH IDAHO
 
   ...SOUTHERN BONNER COUNTY...KOOTENAI COUNTY
 
 
IN NORTHEAST WASHINGTON
 
   ...SOUTHERN PEND OREILLE COUNTY...SOUTHERN STEVENS COUNTY
 
...SEVERE THUNDERSTORMS MOVING NORTHEAST FROM SPOKANE...
 
EARLIER THIS EVENING A SEVERE THUNDERSTORM MOVED THROUGH SPOKANE.  THERE
WAS BRIEF HAEVY RAIN AND HAIL OF UP TO ONE INCH.  IT IS MOVING TO THE
NORHTEAST.  THE POTENTIAL FOR SEVERE THUNDERSTORMS WILL LAST UNTIL AFTER
SUNSET.
 
IF YOU SEE SEVERE WEATHER APPROACHING TAKE IMMEDIATE SHELTER.  FOR
FURTHER INFORMATION STAY TUNED TO NOAA WEATHER RADO OR YOUR LOCAL NEWS
SOURCE.
 
 
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

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, Sep 9, 3:17 PM PDT, 2 hours before
WAZ006-IDZ009-WAZ009-100115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPOKANE WA
317 PM PDT FRI SEP 9 1994

THUNDERSTORMS FORMING IN THE COLUMBIA BASIN ARE MOVING INTO THE SPOKANE
AREA NOW. SPOTTERS AT MOSES LAKE REPORTED A FUNNEL CLOUD AT 210 PM PDT
AND A WEATHER SPOTTER IN THE DEEP CREEK AREA JUST EAST OF FAIRCHILD AFB
REPORTED A THUNDERSTORM WITH HEAVY RAIN SHOWERS AND 1/2 INCH HAIL AT 300
PM PDT. THE THUNDERSTORMS WILL BE MOVING NORTHEAST WASHINGTON AND THE
IDAHO PANHANDLE THROUGH OUT THE EVENING HOURS. THERE IS A POSSIBILITY
OF HAIL, BRIEF HEAVY SHOWERS AND STRONG GUSTY WINDS UNTIL LATE EVENING.
IF A STORM APPROACHES YOUR LOCATION TAKE SHELTER INSIDE, REMEMBER THAT
LIGHTNING IS A KILLER.  STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL
NEWS SOURCE FOR UPDATES IN THE STORMS PROGRESS.

END/SAVOY
Special weather statement, Sep 9, 3:18 PM PDT, 1 hour 59 minutes before
WAZ006-IDZ009-WAZ009-100115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPOKANE WA
317 PM PDT FRI SEP 9 1994

THUNDERSTORMS FORMING IN THE COLUMBIA BASIN ARE MOVING INTO THE SPOKANE
AREA NOW. SPOTTERS AT MOSES LAKE REPORTED A FUNNEL CLOUD AT 210 PM PDT
AND A WEATHER SPOTTER IN THE DEEP CREEK AREA JUST EAST OF FAIRCHILD AFB
REPORTED A THUNDERSTORM WITH HEAVY RAIN SHOWERS AND 1/2 INCH HAIL AT 300
PM PDT. THE THUNDERSTORMS WILL BE MOVING NORTHEAST WASHINGTON AND THE
IDAHO PANHANDLE THROUGH OUT THE EVENING HOURS. THERE IS A POSSIBILITY
OF HAIL, BRIEF HEAVY SHOWERS AND STRONG GUSTY WINDS UNTIL LATE EVENING.
IF A STORM APPROACHES YOUR LOCATION TAKE SHELTER INSIDE, REMEMBER THAT
LIGHTNING~ IS A KILLER.  STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL
NEWS SOURCE FOR UPDATES IN THE STORMS PROGRESS.

END/SAVOY
Special weather statement, Sep 9, 4:24 PM PDT, 53 minutes before
IDZ008-011-100000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LEWISTON ID
400PM PDT FRI SEP 09 1994

...MAJOR CHANGE IN STORE FOR WEEKEND WEATHER....

THE FIRST BIG TASTE OF FALL WILL BE IN THE AIR THIS WEEKEND AS A
FAIRLY STRONG STORM SYSTEM MOVES ACROSS THE REGION.

OUTDOOR ENTHUSIASTS SHOULD TAKE NOTE AND BE PREPARED FOR FALL LIKE
WEATHER. SNOW LEVELS WILL BE LOWERING TO THE 6000 FOOT LEVEL WITH
LOW TEMPERATURES IN THE 20S AND 30S. DA@YTIME HIGHS IN THE 50S AND
60S.

STAY TUNED TO NOAA RADIO OR YOUR FAVORITE MEDIA SOURCE FOR UPDATES.

NNNN

Nearby

Severe Thunderstorm Warnings in Washington, 1994Every severe thunderstorm warning in 1994

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.