Alert archive / Nebraska / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 101, NWS Cheyenne, WY

July 23, 1994Garden County, Nebraska

NWS Cheyenne, WY issued this severe thunderstorm warning at Jul 23, 1994, 5:25 PM MDT for Garden County, Nebraska. It was in force for 65 min.

The area

The counties it named.

The facts

Issued
Jul 23, 1994, 5:25 PM MDT (23:25 UTC)
Expired
Jul 23, 1994, 6:30 PM MDT
In force
65 min
Issued by
NWS Cheyenne, WY
Area
Whole counties

County Garden County, NE

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 11.4 hours before the alert went out and 155 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, N. Platte/Lee Bi, NE at 12:00Z on 1994-07-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 132 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, N. Platte/Lee Bi, NE at 12:00Z on 1994-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 96 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
132 J/kg
Mixed-layer CIN
-365 J/kg
Mixed-layer LCL
1685 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
96 m²/s²
0-3 km storm-relative helicity
148 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 
WUUS1 KBFF 232325 RRA
SVRBFF
NEC069-240030-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
525 PM MDT SAT JUL 23 1994
 
THE NATIONAL WEATHER SERVICE IN SCOTTSBLUFF HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  630 PM MDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN THE NEBRASKA PANHANDLE
 
   ...GARDEN COUNTY
 
AT 524 PM MDT...RADAR INDICATED A SEVERE THUNDERSTORM 6 MILES SOUTHWEST
OF OSHKOSH OR ABOUT 25 MILES NORTHEAST OF SIDNEY...MOVING TO THE
NORTHEAST AT 20 MPH.
 
IF THREATENING WEATHER APPROACHES...TAKE SHELTER INSIDE A REINFORCED
BUILDING.  STAY AWAY FROM WINDOWS.  A BASEMENT...INTERIOR HALLWAY...
OR A ROOM ON THE LOWEST FLOOR IS THE SAFEST PLACE IN MOST BUILDINGS.
MOTORISTS SHOULD AVOID LOW WATER CROSSINGS.
 
HORNE

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 23, 12:37 PM MDT, 4 hours 48 minutes before
WYZ066-069-231930-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
1237 PM MDT SAT JUL 23 1994

...A FEW STRONG THUNDERSTORMS HAVE DEVELOPED OVER THE LARAMIE RANGE
OF SOUTHEAST WYOMING AT 1230 PM...

THE STORMS WERE LOCATED ABOUT 15 MILES EAST AND SOUTHEAST OF THE CITY
OF LARAMIE.  THEY WERE DRIFTING EAST OR NORTHEAST AT 15 MPH...AND WILL
BE MOVING THROUGH THE WESTERN PART OF LARAMIE COUNTY THROUGH 130 PM.
THE STORMS WILL LIKELY BE AFFECTING THE CHEYENNE AREA AFTER 130 PM.

THESE STORMS WILL CONTINUE TO GET STRONGER AS THEY MOVE EAST OFF THE
MOUNTAINS.  PEOPLE IN WESTERN AND CENTRAL LARAMIE COUNTY SHOULD PAY
ATTENTION TO THE WEATHER IN YOUR AREA THE REST OF THIS AFTERNOON.
BRIEF HEAVY RAIN AND HAIL WILL BE THE PRIMARY HAZARDS FROM THESE STORMS.

WCJIN-WYSE
JAD
Special weather statement, Jul 23, 12:38 PM MDT, 4 hours 47 minutes before
WYZ066-069-231930-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
1237 PM MDT SAT JUL 23 1994

...A FEW STRONG THUNDERSTORMS HAVE DEVELOPED OVER THE LARAMIE RANGE
OF SOUTHEAST WYOMING AT 1230 PM...

THE STORMS WERE LOCATED ABOUT 15 MILES EAST AND SOUTHEAST OF THE CITY
OF LARAMIE.  THEY WERE DRIFTING EAST OR NORTHEAST AT 15 MPH...AND WILL
BE MOVING THROUGH THE WESTERN PART OF LARAMIE COUNTY THROUGH 130 PM.
THE STORMS WILL LIKELY BE AFFECTING THE CHEYENNE AREA AFTER 130 PM.

THESE STORMS WILL CONTINUE TO GET STRONGER AS THEY MOVE EAST OFF THE
MOUNTAINS.  PEOPLE IN WESTERN AND CENTRAL LARAMIE COUNTY SHOULD PAY
ATTENTION TO THE WEATHER IN YOUR AREA THE REST OF THIS AFTERNOON.
vBRIEF HEAVY RAIN AND HAIL WILL BE THE PRIMARY HAZARDS FROM THESE STORMS.

WCJIN-WYSE
JAD
Special weather statement, Jul 23, 3:09 PM MDT, 2 hours 16 minutes before
NEZ001>004-019>022-054>056-232230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
309 PM MDT SAT JUL 23 1994

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 9 PM MDT FOR THE SOUTHERN
HALF OF THE NEBRASKA PANHANDLE...

AT 308 PM MDT...RADAR INDICATED ONLY SCATTERED LIGHT RAINSHOWERS ACROSS
THE NEBRASKA PANHANDLE MOVING TO THE EAST AT 20 MPH...BUT FURTHER
SHOWER AND THUNDERSTORM DEVELOPMENT IS LIKELY DURING THE LATE AFTERNOON
AND EVENING HOURS TODAY.

A SEVERE THUNDERSTORM WATCH MEANS SEVERE THUNDERSTORMS ARE
POSSIBLE IN AND NEAR THE WATCH AREA.  PERSONS SHOULD WATCH FOR
THREATENING WEATHER AND LISTEN TO NOAA WEATHER RADIO... COMMERCIAL
RADIO OR TELEVISION FOR FURTHER INFORMATION.

HORNE
Special weather statement, Jul 23, 3:30 PM MDT, 1 hour 55 minutes before
NEZ001>004-019>022-054>056-232215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
330 PM MDT SAT JUL 23 1994

...STRONG THUNDERSTORM DEVELOPING IN THE EXTREME SOUTHERN PANHANDLE...
...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 9 PM MDT FOR THE SOUTHERN
HALF OF THE NEBRASKA PANHANDLE...

AT 329 PM MDT...RADAR INDICATED A DEVELOPING STRONG THUNDERSTORM 5
MILES SOUTHWEST OF SIDNEY NEBRASKA.  THIS STORM WAS MOVING TO THE
EAST AT 20 MPH.

THIS STORMS MAY CONTAIN SMALL HAIL...GUSTY WINDS...DEADLY
LIGHTNING AND HEAVY RAIN IN PARTS OF CHEYENNE COUNTY THROUGH 415 PM MDT.

HORNE
Special weather statement, Jul 23, 3:31 PM MDT, 1 hour 54 minutes before
NEZ001>004-019>022-054>056-232215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
330 PM MDT SAT JUL 23 1994

...STRONG THUNDERSTORM DEVELOPING IN THE EXTREME SOUTHERN PANHANDLE...
...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 9 PM MDT FOR THE SOUTHERN
HALF OF THE NEBRASKA PANHANDLE...

AT 329 PM MDT...RADAR INDICATED A DEVELOPING STRONG THUNDERSTORM 5
MILES SOUTHWEST OF SIDNEY NEBRASKA.  THIS STORM WAS MOVING TO THE
EAST AT 20 MPH.

THIS STORMS MAY CONTAIN SMALL HAIL...GUSTY WINDS...DEADLY
LIGHTNING AND HEAVY RAIN IN PARTS OF CHEYENNE COUNTY THROUGH 415 PM MDT.

HORNE

The office that day

Everything else NWS Cheyenne, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 23, 4:13 PM MDTSevere Thunderstorm WarningCYSCheyenne62 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 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.