Alert archive / Nebraska / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 56, NWS North Platte, NE

June 29, 1994Hooker County, McPherson County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jun 29, 1994, 8:00 PM MDT for Hooker County, McPherson County, Nebraska. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Jun 29, 1994, 8:00 PM MDT (02:00 UTC)
Expired
Jun 29, 1994, 9:00 PM MDT
In force
60 min
Issued by
NWS North Platte, NE
Area
Whole counties

Counties Hooker County, NE, McPherson County, NE

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 2.0 hours before the alert went out and 80 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 1994-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1084 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 1994-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 161 square meters per square second.1939587897Sfc1 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
1084 J/kg
Mixed-layer CIN
-240 J/kg
Mixed-layer LCL
1696 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
161 m²/s²
0-3 km storm-relative helicity
398 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.3

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 29, 2:14 PM MDT, 5 hours 46 minutes before
NEZ038-292115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
314 PM CDT WED JUN 29 1994

AT 310 PM CDT THUNDERSTORMS WERE SCATTERED ACROSS CUSTER COUNTY.  THE
STORMS WERE ON A LINE FROM JUST WEST OF ANSELMO OR ABOUT 45 MILES
NORTHEAST OF NORTH PLATTE TO MASON CITY WHICH IS ABOUT 45 MILES WEST
NORTHWEST OF GRAND ISLAND.  THE STRONGEST STORMS MAY PRODUCE SOME BRIEF
HEAVY RAIN AS THEY CONTINUE TO MOVE EAST AT 30 MILES AN HOUR.

MORE THUNDERSTORMS ARE LIKELY TO DEVELOP ACROSS THE REGION THIS
AFTERNOON AND EVENING AS THE AIRMASS HAS BECOME QUITE UNSTABLE AS LOW
LEVEL MOISTURE MOVES IN.

IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY IF A
STORM APPROACHES.  MOTORISTS SHOULD REMAIN ALERT FOR REDUCED
VISIBILITIES DURING DOWNPOURS OF RAIN.  STREETS MAY FLOOD QUICKLY.

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
Special weather statement, Jun 29, 4:38 PM MDT, 3 hours 22 minutes before
NEZ005-292330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE VALENTINE NE
ISSUED BY SCOTTSBLUFF
438 PM MDT WED JUN 29 1994

...STRONG THUNDERSTORM MOVING INTO NORTHWESTERN CHERRY COUNTY...

AT 437 PM MDT...RADAR INDICATED A STRONG THUNDERSTORM 15 MILES
NORTHWEST OF MERRIMAN...OR ABOUT 75 MILES WEST OF VALENTINE NEBRASKA.
THIS STORM WAS MOVING TO THE SOUTHEAST AT 30 MPH AND WILL LIKELY MOVE
INTO MERRIMAN SHORTLY AFTER 5 PM MDT.

THIS STORM LIKELY CONTAINS SMALL HAIL...GUSTY WINDS...DEADLY
LIGHTNING AND BRIEF HEAVY RAIN AND WILL EFFECT NORTHWEST CHERRY COUNTY
THROUGH 530 PM MDT.

HORNE
Special weather statement, Jun 29, 5:28 PM MDT, 2 hours 32 minutes before
NEZ005-300030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE VALENTINE NE
ISSUED BY SCOTTSBLUFF
528 PM MDT WED JUN 29 1994

...STRONG THUNDERSTORMS IN NORTHWESTERN CHERRY COUNTY...

AT 527 PM MDT...RADAR INDICATED A CLUSTER OF STRONG THUNDERSTORMS
STRECHING FROM 25 MILES WEST OF MERRIMAN TO 30 MILES NORTHEAST OF
MERRIMAN NERBASKA...OR ABOUT 70 MILES WEST OF VALENTINE.  THIS AREA OF
THUNDERSTORMS CONTINUED TO MOVE TO THE SOUTHEAST AT 25 T0 30 MPH.

THIS AREA WILL CONTINUE TO EFFECT THE COMMUNITIES ALONG US ROUTE 20
FROM CODY NEBRASKA WESTWARD THROUGH 600 PM MDT.

IF YOU PLAN TO BE OUTDOORS THIS EVENING...CHECK THE LATEST WEATHER
INFORMATION AND KEEP AN EYE ON THE SKY...ESPECIALLY RESIDENTS OF
WESTERN CHERRY COUNTY THROUGH 630 PM MDT.

HORNE
Special weather statement, Jun 29, 7:00 PM MDT, 1 hour before
NEZ024-300200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
800 PM CDT (700 PM MDT) WED JUN 29 1994

...SEVERE THUNDERSTORM MOVING TOWARD HOOKER COUNTY...

AT 655 PM MDT A SEVERE THUNDERSTORM WAS LOCATED IN CHERRY COUNTY ABOUT
25 TO 30 MILES NORTHWEST OF MULLEN IN HOOKER COUNTY.  MULLEN IS ABOUT
53 MILES SOUTH SOUTHWEST OF VALENTINE.  THIS STORM HAS BEEN MOVING
SOUTHEAST AT 30 MILES AN HOUR AND APPEARS TO BE HEADING FOR THE
COMMUNITY OF MULLEN.

IF THIS STORM HOLDS TOGETHER AS IT MOVES INTO HOOKER COUNTY A WARNING
MAY BE NEEDED FOR HOOKER COUNTY INCLUDING THE MULLEN AREA.  RESIDENTS
OF MULLEN SHOULD KEEP A CLOSE WATCH ON THIS APPROACHING STORM AND BE
PREPARED TO MOVE TO A PLACE OF SAFETY AS CONDITIONS WARRENT.

IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY IF A
STORM APPROACHES.  MOTORISTS SHOULD REMAIN ALERT FOR REDUCED
VISIBILITIES DURING DOWNPOURS OF RAIN.  STREETS MAY FLOOD QUICKLY.

STAY $TUNED TO NOAA WEATHER RADIO...RADIO OR TELEVISION FOR THE
LATEST UPDATES CONCERNING THIS DEVELOPING WEATHER SITUATION.

MONSON

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 7:14 PM MDTSevere Thunderstorm WarningLBFCherry46 min
Jun 29, 7:15 PM MDTSevere Thunderstorm WarningLBFHooker45 min
Jun 29, 8:45 PM MDTSevere Thunderstorm WarningLBFLincoln60 min
Jun 29, 8:57 PM MDTSevere Thunderstorm WarningLBFLogan48 min
Jun 29, 9:50 PM MDTSevere Thunderstorm WarningLBFFrontier, Lincoln40 min
Jun 29, 10:32 PM MDTSevere Thunderstorm WarningLBFFrontier43 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.