Alert archive / Nebraska / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 12, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Jun 2, 1997, 12:38 AM MDT for Chase County, Hayes County, Nebraska. It was in force for 62 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 2, 1997, 12:38 AM MDT (06:38 UTC)
- Expired
- Jun 2, 1997, 1:40 AM MDT
- In force
- 62 min
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
Counties Chase County, NE, Hayes County, NE
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 6.6 hours before the alert went out and 94 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.
- Mixed-layer CAPE
- 185 J/kg
- Mixed-layer CIN
- -208 J/kg
- Mixed-layer LCL
- 1822 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 51 m²/s²
- 0-3 km storm-relative helicity
- 162 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KLBF 020639 RRA SVRLBF NEC029-085-020740- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 138 AM CDT (1238 AM MDT) MON JUN 2 1997 THE NATIONAL WEATHER SERVICE IN NORTH PLATTE NE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 140 AM MDT (240 AM CDT) FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWESTERN NEBRASKA ...EASTERN CHASE COUNTY ...WESTERN HAYES COUNTY AT 1236 AM MDT (136 AM CDT)...A SEVERE THUNDERSTORM WAS INDICATED BY NORTH PLATTE DOPPLER RADAR 13 MILES EAST NORTHEAST OF IMPERIAL OR 10 MILES NORTH OF WAUNETA MOVING EAST AT 5 MPH. THIS STORM IS EXPECTED TO REMAIN IN RURAL AREAS. IF YOU ARE IN THE PATH OF THIS STOXRM YOU SHOULD MOVE INTO A STRONG BUILDING. DO NOT STAND NEAR WINDOWS. DO NOT USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS. M. MUTCHLER
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.
NWS North Platte, NE wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 1, 1:52 PM MDT, 10 hours 46 minutes earlier.
Area forecast discussion, Jun 1, 1:52 PM MDT, 10 hours 46 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NORTH PLATTE NE 250 PM CDT SUN JUN 1 1997 PROBLEMS INCLUDE WHEN...WHERE AND HOW BAD TSTMS WILL BE BY THE TIME THEY REACH OUR CWA. 18Z SFC WITH COOL FRONT THROUGH THE ERN DAKS INTO SERN WY AND DRY LINE/ TROF FROM SERN CO INTO NEW MEX. A JUICY AND UNSTABLE AIRMASS AWAITS OVER THE HIGH PLAINS WITH A POOL OF 60 PLUS DEW PTS FROM MCK UP INTO THE DAKS AND ADDITIONAL MOISTURE ADVECTION FROM TX UP INTO SW KS. ADAP WITH LIFTEDS OF GREATER THAN -6 OVER THE PANHANDLE AND VERY LITTLE REMAINING CAP. VIS SATL...KCYS AND KFTG WITH CONVECTION INITATING FROM SERN WY DOWN INTO CO. THROUGH THE EVENING BEST CAPE...THETAE...AND LIFT REMAIN WEST OF CWA OVR PANHANDLE AND WOULD EXPECT TSTMS TO FIRE NEAR FRONT AND MOVE SOUTHEAST REACHING WESTERN PART OF CWA BY MID TO LATE EVENING. QUESTION IS HOW LONG CAN TSTMS HOLD TOGEATHER MOVING INTO MORE STABLE ATMOS. IN THE LONGER TERM MODELS SLOW MOVMENT OF SFC FRONT BEFORE WASHING OUT. THETAE RIDGE ALONG WITH BETTER LIFT MOVE INTO CWA AFTER 06Z AND LIKE THE TIMING OF THIS ETA FEATURE. ETA ALONE IN BRINGING SIG VORT MAX INTO WRN NE BY 12Z AND FEATURE IS PROBABLY OVERDONE BUT CLOSER THAN NGM/AVN. ZONE GROUPING BEST SPLIT WEST TO EAST SIMILAR TO THIS MORNINGS SET TO HANDLE TSTM MOVEMENT. FWC AND FAN NUMBERS SIMILAR AND GENERALLY FOLLOWED. LATE BECAUSE OF AFOS CRASH...AND MY PREVIOUS AFD WAS REALLY GREAT. VTN 058/073 055/075 5432 ANW 058/0:75 055/076 3322 ONL 057/082 055/077 -122 BBW 055/076 056/077 3532 LBF 057/075 055/076 5532 IML 058/078 056/077 6532 BOWMAN
In the hours before
Special weather statement, Jun 1, 8:54 PM MDT, 3 hours 44 minutes before
NEZ004-022-056-020330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 954 PM CDT (854 PM MDT) SUN JUN 1 1997 ...THE TORNADO WATCH FOR THE NEBRASKA PANHANDLE HAS BEEN CANCELLED... TORNADO WATCH NUMBER 376 THAT WAS IN EFFECT FOR SHERIDAN... GARDEN...AND DEUEL COUNTY OF THE NEBRASKA PANHANDLE WAS CANCELLED BY THE STORM PREDICTION CENTER IN NORMAN OK. THE STORMS HAVE MOVED OUT OF THOSE COUNTIES AND TORNADOES OR LARGE HAIL AND DAMAGING WIND ARE NO LONGER LIKELY. PLEASE FORWARD REPORTS OF ANY SEVERE WEATHER THAT OCCURRED TO YOUR NEAREST LAW ENFORCEMENT AGENCY. SPRINGER
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 1, 8:32 PM MDT | Severe Thunderstorm Warning | LBF | Cherry | 63 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 1997Every severe thunderstorm warning in 1997
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.