Alert archive / Nebraska / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 45, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Jul 9, 1987, 8:04 PM CDT for Custer County, Lincoln County, Nebraska. It was in force for 56 min.
The area
The counties it named.
The facts
- Issued
- Jul 9, 1987, 8:04 PM CDT (01:04 UTC)
- Expired
- Jul 9, 1987, 9:00 PM CDT
- In force
- 56 min
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
Counties Custer County, NE, Lincoln 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
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 1.1 hours before the alert went out and 32 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
- 4171 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 1305 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 111 m²/s²
- 0-3 km storm-relative helicity
- 233 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 12.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KLBF 100104 SVRLBF NEC111-041-057-087-100200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 804 PM CDT THU JUL 9 1987 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 900 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF SOUTHWEST NEBRASKA...NORTHEAST LINCOLN...SOUTHWEST CUSTER...EASTERN DUNDY AND HITCHCOCK RADAR CONTINUED TO SHOW SEVERE THUNDERSTORMS OVER EAST DUNDY AND WEST HITCHCOCK COUNTIES. SEVERE THUNDERSTORMS ALSO WERE IN NORTHEAST LINCOLN COUNTY. ALL WERE MOVING NORTHEAST AT 25 MPH. IF THREATENING WEATHER APPROACHES...GET TO A REINFORCED SHELTER AND PREPARE FOR STRONG DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DANGEROUS LIGHTNING. BRITTON 0103Z
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 9, 4:55 PM CDT, 3 hours 9 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 455 PM CDT THU JUL 09 1987 A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR SOUTHWEST AND MUCH OF CENTRAL NEBRASKA UNTIL 11 PM CDT...OR 10 PM MDT. AT 450 PM CDT A FEW THUNDERSTORMS WERE LOCATED ON THE NEBRASKA- COLORADO BORDER WEST OF GRANT...IMPERIAL AND BENKLEMAN. AS YET...NO SEVERE THUNDERSTORMS HAVE BEEN REPORTED BUT THE WATCH CONTINUES... BRITTON
Special weather statement, Jul 9, 6:04 PM CDT, 2 hours before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 5PM MDT THU JUL 09 1987 A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR SOUTHWEST AND MUCH OF CENTRAL NEBRASKA UNTIL 11 PM CDT...OR 10 PM MDT. AT 450 PM MDT SHOWERS AND THUNDERSTORMS CONTINUED TO MOVE INTO SOUTHWEST AND NORTHCENTRAL NEBRASKA WITH THE HEAVIEST STORMS JUST NORTHWEST OF OGALLALA NEBRASKA AND NEAR VENANGO NEBRASKA WHICH IS 65 MILES SOUTHWEST OF NORTH PLATTE NEBRASKA. THESE STORMS WERE MOVING NORTHEAST AT 20 MPH AND COULD PRODUCE STRONG WINDS...HAIL AND HEAVY RAIN AS THEY CONTINUE TO MOVE ACROSS OUR REGION DURING NEXT FEW HOURS. CARPER
Special weather statement, Jul 9, 6:17 PM CDT, 1 hour 47 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE VALENTINE NE 605 PM CDT THU JUL 9 1987 AT 555 PM CDT RADAR INDICATED A LINE OF STRONG THUNDERSTORMS EXTENDING FROM 50 MILES SOUTH OF PHILLIP SOUTH DAKOTA TO JUST NORTHWEST OF VALENTINE NEBRASKA. THESE THUNDERSTORMS WERE MOVING SOUTHEAST AT 20 MPH. BRIEF HEAVY RAIN...STRONG GUSTY WINDS...DANGERIOUS LIGHTNING AND HAIL ARE POSSIBLE WITH THESE STORMS...WHICH WILL BE OVER NORTHEAST CHERRY COUNTY OF NORTH CENTRAL NEBRASKA UNTIL 730 PM CDT THIS EVENING. RODDA
Special weather statement, Jul 9, 7:13 PM CDT, 51 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE VALENTINE NE 705 PM CDT THU JUL 9 1987 ...SEVERE THUNDERSTORM WARNING FOR CHERRY COUNTY OF NORTH CENTRAL NEBRASKA HAS EXPIRED...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 11 PM CDT FOR CHERRY COUNTY OF NORTH CENTRAL NEBRASKA. AT 7 PM CDT RADAR INDICATED A LINE OF STRONG THUNDERSTORMS EXTENDING FROM NORTH OF SPARKS NEAR THE NEBRASKA STATE LINT TO RIGHT OVER VALENTINE NEBRASKA. THESE THUNDERSTORMS WERE MOVING SOUTHEAST AT 15 MPH. BRIEF HEAVY RAIN...STRONG GUSTY WINDS...DANGERIOUS LIGHTNING AND HAIL ARE POSSIBLE WITH THESE STORMS...WHICH WILL BE OVER NORTHEAST CHERRY COUNTY OF NORTH CEUNTRAL NEBRASKA UNTIL 730 PM CDT THIS EVENING. PEA SIZE HAIL WAS REPORTED OVER THE TOWN OF VALENTIN AROUND 615 PM CDT. RODDA
Special weather statement, Jul 9, 7:16 PM CDT, 48 minutes before
SPECIAL WEATHER STATEMENT...CORRECTION NATIONAL WEATHER SERVICE VALENTINE NE 705 PM CDT THU JUL 9 1987 ...SEVERE THUNDERSTORM WARNING FOR CHERRY COUNTY OF NORTH CENTRAL NEBRASKA HAS EXPIRED...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 11 PM CDT FOR CHERRY COUNTY OF NORTH CENTRAL NEBRASKA. AT 7 PM CDT RADAR INDICATED A LINE OF STRONG THUNDERSTORMS EXTENDING FROM NORTH OF SPARKS NEAR THE NEBRASKA STATE LINE TO RIGHT OVER VALENTINE NEBRASKA. THESE THUNDERSTORMS WERE MOVING SOUTHEAST AT 15 MPH. BRIEF HEAVY RAIN...STRONG GUSTY WINDS...DANGERIOUS LIGHTNING AND HAIL ARE POSSIBLE WITH THESE STORMS...WHICH WILL BE OVER NORTHEAST CHERRY COUNTY VOF NORTH CENTRAL NEBRASKA UNTIL 730 PM CDT THIS EVENING. PEA SIZE HAIL WAS REPORTED OVER THE TOWN OF VALENTIN AROUND 645 PM CDT. RODDA
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 7:12 PM CDT | Severe Thunderstorm Warning | LBF | Dundy, Hitchcock | 63 min |
| Jul 9, 7:12 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln | 63 min |
| Jul 9, 7:35 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 40 min |
| Jul 9, 7:47 PM CDT | Severe Thunderstorm Warning | LBF | Grant, Hooker | 58 min |
| Jul 9, 8:00 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 15 min |
| Jul 9, 8:04 PM CDT | Severe Thunderstorm Warning | LBF | Dundy, Hitchcock | 56 min |
| Jul 9, 8:15 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 45 min |
| Jul 9, 9:48 PM CDT | Tornado Warning | LBF | Rock | 27 min |
| Jul 10, 1:43 AM CDT | Severe Thunderstorm Warning | LBF | Holt | 62 min |
| Jul 10, 6:15 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 115 min |
| Jul 10, 6:57 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 3 hr |
Nearby
Severe Thunderstorm Warnings in Nebraska, 1987Every severe thunderstorm warning in 1987
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.