Alert archive / Nebraska / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 23, NWS North Platte, NE

June 7, 1994Hooker County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jun 7, 1994, 9:35 PM MDT for Hooker County, Nebraska. It was in force for 55 min.

The area

The counties it named.

The facts

Issued
Jun 7, 1994, 9:35 PM MDT (03:35 UTC)
Expired
Jun 7, 1994, 10:30 PM MDT
In force
55 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Hooker County, NE

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 3.6 hours before the alert went out and 98 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 00:00Z on 1994-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2382 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 00:00Z on 1994-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 22 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
2382 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
1317 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
22 m²/s²
0-3 km storm-relative helicity
58 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.4

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.

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, Jun 7, 5:06 PM MDT, 4 hours 29 minutes before
NEZ005-080015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE VALENTINE NE
ISSUED BY SCOTTSBLUFF
506 PM MDT TUE JUN 7 1994

...TORNADO WATCH IN EFFECT FOR CHERRY COUNTY UNTIL 9 PM MDT...

AT 505 PM MDT RADAR INDICATED A STRONG THUNDERSTORM 70 MILES WEST OF
VALENTINE OR 15 MILES WEST OF MERRIMAN NEBRASKA.  THIS STORM WAS MOVING
TO THE EAST AT 20 MPH AND SHOULD PASS NEAR MERRIMAN BY 545 PM MDT.

REMEMBER...A TORNADO WATCH MEANS THAT TORNADOES ARE POSSIBLE IN
AND NEAR THE WATCH AREA.  LARGE HAIL AND DAMAGING WINDS MAY ALSO
OCCUR.  BE READY TO MOVE TO SHELTER IF A WARNING IS ISSUED FOR YOUR
AREA.

HORNE
Special weather statement, Jun 7, 5:37 PM MDT, 3 hours 58 minutes before
NEZ023>025-035>038-057>059-069>071-080035-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
636 PM CDT TUE JUN 7 1994

...TORNADO WATCH FOR ALL OF SOUTHWEST AND WEST CENTRAL NEBRASKA UNTIL
   10 PM CDT ( 9 PM MDT ) THIS TUESDAY EVENING EXCEPT FOR CUSTER
   COUNTY...

AT 535 PM MDT THUNDERSTORMS CONTINUED TO REMAIN JUST TO THE WEST OF
SOUTHWEST AND WEST CENTRAL NEBRASKA.  THE THUNDERSTORMS WERE MOVING
EAST AT 10 TO 15 MILES AN HOUR WHICH WILL BRING THE
THUNDERSTORMS ACROSS THE WESTERN PART OF KEITH COUNTY OR NORTHWEST OF
OGALLALA AFTER 6 PM MDT. OGALLALA IS ABOUT 50 MILES WEST OF NORTH
PLATTE.

MORE THUNDERSTORMS ARE EXPECTED TO DEVELOP ACROSS THE REGION AS THE
EVENING PROGRESSES WITH SOME OF THESE LIKELY TO BECOME SEVERE ALONG
WITH THE POSSIBILITY OF TORNADOES.

IF YOU PLAN TO BE OUTDOORS THIS EVENING...CHECK THE LATEST WEATHER
INFORMATION AND KEEP A WEATHER EYE ON THE SKY.

MONSON
Special weather statement, Jun 7, 6:08 PM MDT, 3 hours 27 minutes before
NEZ005-080115-

SPECIAL WEATHER STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE VALENTINE NE
ISSUED BY SCOTTSBLUFF
608 PM MDT TUE JUN 7 1994

...TORNADO WATCH IN EFFECT UNTIL 9 PM MDT FOR CHERRY COUNTY...

AT 606 PM MDT...RADAR INDICATED A BROKEN LINE OF STRONG THUNDERSTORMS
LOCATED FROM 80 MILES SOUTHWEST TO 60 MILES WEST OF VALENTINE NEBRASKA
WITH THE STRONGEST STORM LOCATED 25 MILES SOUTH OF MERRIMAN NEBRASKA.
THESE STORMS WERE MOVING TO THE EAST AT 20 MPH.

DURING A TORNADO WATCH...BE READY TO MOVE TO A SHELTER BELOW
GROUND OR TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE IF
A WARNING IS ISSUED OR IF A TORNADO IS SIGHTED.

HORNE
Special weather statement, Jun 7, 6:39 PM MDT, 2 hours 56 minutes before
NEZ023>025-035>038-057>059-069>071-080140-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
738 PM CDT TUE JUN 7 1994

...TORNADO WATCH FOR ALL OF SOUTHWEST AND WEST CENTRAL NEBRASKA UNTIL
   10 PM CDT ( 9 PM MDT ) THIS TUESDAY EVENING EXCEPT FOR CUSTER
   COUNTY...

AT 635 PM MDT SHOWERS WERE SCATTERED ACROSS SOUTHWEST AND
WEST CENTRAL NEBRASKA WHILE STRONG TO SEVERE THUNDERSTORMS
WERE CONTINUING JUST TO THE WEST ACROSS PARTS OF THE
NEBRASKA PANHANDLE.  A SEVERE THUNDERSTORM WHICH WAS
LOCATED IN SHERIDAN COUNTY OF THE PANHANDLE CONTINUES TO
MOVE SLOWLY EAST WHICH WILL BRING THE STORM ACROSS NORTHERN
GRANT COUNTY OF WEST CENTRAL NEBRASKA IF THE STORM HOLDS
TOGETHER.  RESIDENTS OF ASHBY...HYANNIS AND WHITMAN SHOULD
BE PREPARED FOR THE POSSIBILITY OF STRONG WINDS OVER THE
NEXT HOUR.

MORE THUNDERSTORMS ARE EXPECTED TO DEVELOP ACROSS THE REGION AS THE
EVENING PROGRESSES WITH SOME OF THESE LIKELY TO BECOME SEVERE ALONG
WITH THE POSSIBILITY OF TORNADOES.

IF YOU PLAN TO BE OUTDOORS THIS EVENING...CHECK THE LATEST WEATHER
INFORMATION AND KEEP A WEATHER EYE ON THE SKY.

MONSON
Special weather statement, Jun 7, 7:10 PM MDT, 2 hours 25 minutes before
NEZ005-080215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE VALENTINE NE
ISSUED BY SCOTTSBLUFF
710 PM MDT TUE JUN 7 1994

...TORNADO WATCH IN EFFECT UNTIL 9 PM MDT FOR CHERRY COUNTY...

AT 709 PM MDT...RADAR INDICATED A BROKEN LINE OF STRONG THUNDERSTORMS
LOCATED FROM 60 MILES SOUTHWEST TO 50 MILES WEST OF VALENTINE NEBRASKA
WITH THE STRONGEST STORM LOCATED 60 MILES SOUTHWEST OF VALENTINE OR
30 SOUTH OF MERRIMAN NEBRASKA. THESE STORMS WERE MOVING TO THE EAST AT
20 MPH.

SOME OF THESE STORMS MAY CONTAIN SMALL HAIL...GUSTY WINDS...DEADLY
LIGHTNING AND HEAVY RAIN THROUGH 815 PM MDT.

HORNE
Special weather statement, Jun 7, 7:30 PM MDT, 2 hours 5 minutes before
NEZ023>025-035>038-057>059-069>071-080230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
829 PM CDT TUE JUN 7 1994

...TORNADO WATCH FOR ALL OF SOUTHWEST AND WEST CENTRAL NEBRASKA UNTIL
   10 PM CDT ( 9 PM MDT ) THIS TUESDAY EVENING EXCEPT FOR CUSTER
   COUNTY...

AT 730 PM MDT SHOWERS WERE WIDELY SCATTERED ACROSS SOUTHWEST
AND WEST CENTRAL NEBRASKA WITH ONE THUNDERSTORM ABOUT 5 MILES
WEST OF HAYES CENTER OR ABOUT 40 MILES SOUTH SOUTHWEST OF NORTH
PLATTE.  THESE SHOWERS AND ONE THUNDERSTORM WERE MOVING EAST AT
15 MILES AN HOUR PRODUCING ONLY LIGHT TO MODERATE RAIN.

THE THUNDERSTORMS ACROSS SHERIDAN COUNTY IN THE NEBRASKA PANHANDLE
HAVE WEAKENED AND NO LONGER POSE A THREAT TO RESIDENTS OF NORTHERN
GRANT COUNTY.

THE POSSIBILITY OF SEVERE THUNDERSTORMS DEVELOPING ACROSS THE
REGION REMAINS THIS EVENING.  RESIDENTS OF SOUTHWEST AND WEST
CENTRAL NEBRASKA SHOULD STAY ALERT AND STAY ABREAST OF CURRENT
WEATHER CONDITIONS.  THUNDERSTORMS CAN DEVELOP QUITE RAPIDLY IN
AN UNSTABLE AIRMASS SUCH AS THE ONE THAT IS CURRENTLY OVER THE
REGION.

AT SIGNS OF AN IMPENDING STORM...TOWERING THUNDERHEADS...DARKENING
SKIES...LIGHTNING AND INCREASING WINDS...MOVE TO A PLACE OF SAFETY.
TUNE IN NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR
THE LATEST WEATHER INFORMATION.

MONSON

The office that day

Everything else NWS North Platte, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 7, 8:19 PM MDTSevere Thunderstorm WarningLBFCherry56 min
Jun 7, 8:49 PM MDTSevere Thunderstorm WarningLBFGrant, Hooker56 min
Jun 7, 9:16 PM MDTSevere Thunderstorm WarningLBFCherry24 min
Jun 7, 10:38 PM MDTSevere Thunderstorm WarningLBFHooker67 min
Jun 8, 2:24 AM MDTSevere Thunderstorm WarningLBFChase, Hayes66 min
Jun 8, 4:13 PM MDTSevere Thunderstorm WarningLBFKeith62 min
Jun 8, 5:56 PM MDTSevere Thunderstorm WarningLBFLincoln49 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.