Alert archive / Nebraska / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 49, NWS Cheyenne, WY

August 14, 1989Cheyenne County, Kimball County, Nebraska

NWS Cheyenne, WY issued this severe thunderstorm warning at Aug 14, 1989, 7:30 PM MDT for Cheyenne County, Kimball County, Nebraska. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Aug 14, 1989, 7:30 PM MDT (01:30 UTC)
Expired
Aug 14, 1989, 8:30 PM MDT
In force
60 min
Issued by
NWS Cheyenne, WY
Area
Whole counties

Counties Cheyenne County, NE, Kimball County, NE

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Denver, CO (KDEN), launched 00:00Z, 1.5 hours before the alert went out and 149 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, Denver, CO at 00:00Z on 1989-08-15Temperature 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, Denver, CO at 00:00Z on 1989-08-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -34 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3519 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
-34 m²/s²
0-3 km storm-relative helicity
-29 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 KBFF 150130
SVRBFF
NEC105-033-150230-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
730 PM MDT MON AUG 14 1989

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 830 PM MDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE PANHANDLE OF NEBRASKA
      EASTERN KIMBALL...WESTERN CHEYENNE

AT 728PM MDT...A SEVERE THUNDERSTORM WAS 8 MILES SOUTH OF KIMBALL...
OR 30 MILES WEST OF SIDNEY NEBRASKA. THE STORM WAS MOVING EAST AT
15 MILES AN HOUR.

PREPARE FOR LARGE HAIL...DAMAGING WIND...HEAVY RAIN AND DANGEROUS
LIGHTNING BY TAKING COVER.  STAY AWAY FROM AREAS WHERE LOOSE ITEMS
CAN BECOME DANGEROUS FLYING DEBRIS.

THESE STORMS CAN AND OCCASIONALLY DO PRODUCE A TORNADO WITH LITTLE
OR NO WARNING...SO BE ON THE LOOKOUT AND BE PREPARED TO MOVE TO A
PLACE OF SAFETY IF ONE IS SPOTTED.

PFEIFFER

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, Aug 14, 2:24 PM MDT, 5 hours 6 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
216 PM MDT MON AUG 14 1989

...THUNDERSTORMS HAVE DEVELOPED IN SOUTHEAST WYOMING...

THUNDERSTORMS HAVE DEVELOPED OVER SOUTHEASTERN WYOMING THIS AFTERNOON.
AT 2 PM THE STRONGEST STORMS WERE 25 MILES WEST OF CHEYENNE.  ANOTHER
AREA WAS 50 MILES NORTHWEST OF CHEYENNE.  THEY WERE MOVING EAST ABOUT
20 MILES AN HOUR.

THESE STORMS MAY PRODUCE HAIL...STRONG WINDS...AND BRIEF HEAVY RAINS.
DLANGEROUS LIGHTNING CAN ALSO BE EXPECTED.

IF THREATENING WEATHER APPROACHES...BE PREPARED TO TAKE SHELTER.
CGB
Special weather statement, Aug 14, 2:51 PM MDT, 4 hours 39 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
250 PM MDT MON AUG 14 1989

...THUNDERSTORMS CONTINUE TO MOVE ACROSS PARTS OF SOUTHEAST WYOMING...

THUNDERSTORMS HAVE CONTINUED TO DEVELOP OVER THE LARAMIE RANGE.  AT
245 PM THE STRONGEST STORMS EXTENDED FROM ABOUT 25 MILES WEST OF
CHEYENNE TO 50 MILES NORTHWEST OF CHEYENNE...OR ABOUT 15 MILES WEST
OF THE TOWN OF CHUGWATER.  THEY WERE MOVING EAST AROUND 25 MILES AN
HOUR.

THESE STORVMS MAY PRODUCE HAIL...STRONG WINDS...AND BRIEF HEAVY RAINS.
DANGEROUS LIGHTNING CAN ALSO BE EXPECTED.

BE ON THE ALERT FOR THREATENING WEATHER...AND BE PREPARED TO TAKE
SHELTER IF NECESSARY.
CGB
Special weather statement, Aug 14, 4:17 PM MDT, 3 hours 13 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
415 PM MDT MON AUG 14 1989

AT 413 PM MDT...SHOWERS AND THUNDERSTORMS WERE JUST ENTERING THE
NEBRASKA PANHANDLE FROM WYOMING. THE STRONGEST STORMS WERE 20 MILES
WEST OF SCOTTSBLUFF...SOUTH OF STEGALL...AND 23 MILES WEST OF
SCOTTSBLUFF ON THE STATELINE...SOUTHWEST OF STEGALL. THESE STORMS WERE
MOVING EAST BETWEEN 15 AND 20 MILES AN HOUR.

HEAVY RAIN...STRONG GUSTY WINDS...AND SMALL HAIL MAY ACCOMPANY THESE
STORMS ACROSS SCOTTS BLUFF AND NORTHERN BANNER COUNTIES OF THE NEBRASKA
PANHANDLE UNTIL 530 PM MDT.

ANOTHER STRONG THUNDERSTORM WAS LOCATED 45 MILES NORTH OF CHADRON
NEBRASKA...NEAR HOT SPRINGS SOUTH DAKOTA. THIS STORM WAS MOVING
SOUTH AND SOUTHEAST AROUND 20 MILES AN HOUR AND MAY ENTER DAWES AND
SHERIDAN COUNTIES AROUND 6PM MDT.
PFEIFFER
Special weather statement, Aug 14, 5:27 PM MDT, 2 hours 3 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
527 PM MDT MON AUG 14 1989

AT 525 PM MDT...SHOWERS AND THUNDERSTORMS WERE IN THE SOUTHWEST QUARTER
OF THE NEBRASKA PANHANDLE. THE STRONGEST STORMS EXTENDED FROM 15 MILES
SOUTHWEST OF SCOTTSBLUFF TO 45 MILES SOUTHWEST OF SCOTTSBLUFF...ACROSS
WESTERN PORTIONS OF SCOTTS BLUFF..BANNER..AND KIMBALL COUNTIES. THESE
STORMS WERE MOVING EAST BETWEEN 15 AND 20 MILES AN HOUR.

HEAVY RAIN...STRONG GUSTY WINDS...AND SMALL HAIL MAY ACCOMPANY THESE
STORMS ACROSS SCOTTS BLUFF..BANNER..AND KIMBALL COUNTIES OF THE NEBRASKA
PANHANDLE UNTIL 715 PM MDT.

OTHER THUNDERSTORMS WERE SCATTERED OVER NORTHERN SIOUX AND DAWES
COUNTIES IN T#HE NORTHERN NEBRASKA PANHANDLE. THESE STORMS WERE MOVING
SOUTH AND SOUTHEAST BETWEEN 15 AND 20 MILES AN HOUR.
PFEIFFER
Special weather statement, Aug 14, 6:11 PM MDT, 1 hour 19 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
610 PM MDT MON AUG 14 1989

AT 608 PM MDT...SHOWERS AND THUNDERSTORMS WERE MOVING ACROSS THE WESTERN
HALF OF THE NEBRASKA PANHANDLE. THE STRONGEST STORMS WERE LOCATED 8
MILES SOUTH OF CHADRON IN DAWES COUNTY MOVING SOUTHEAST AROUND 10 MILES
AN HOUR...30 MILES NORTHWEST OF SCOTTSBLUFF IN SIOUX COUNTY MOVING EAST
AT 10 MILES AN HOUR...WITH OTHERS EXTENDING FROM 8 MILES SOUTH OF
SCOTTSBLUFF TO ALMOST 40 MILES SOUTTH OF SCOTTSBLUFF NEAR KIMBALL. THESE
STORMS SOUTH OF SCOTTSBLUFF WERE MOVING EAST AROUND 15 MILES AN HOUR.

HEAVY RAIN...STRONG GUSTY WINDS...AND SMALL HAIL MAY ACCOMPANY THESE
STORMS ACROSS MOST OF THE NEBJRASKA PANHANDLE UNTIL 915PM MDT.
PFEIFFER
Local storm report, Aug 14, 7:11 PM MDT, 19 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
710 PM MDT MON AUG 14 1989

SELS MKC OMA A BFF
STORM REPORTS RECEIVED  8/14/89

TIME         EVENT
646  PM MDT  PEA-SIZED HAIL...TONS OF IT WITH MODERATE RAIN...AT CHADRON
             STATE PARK...12 SOUTH OF CHADRON NEBRASKA...DAWES COUNTY
PFEIFFER

Nearby

Severe Thunderstorm Warnings in Nebraska, 1989Every severe thunderstorm warning in 1989

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.