Alert archive / Nebraska / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 71, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Aug 6, 1987, 1:32 AM CDT for Madison County, Nebraska. It was in force for 38 min.
The area
The counties it named.
The facts
- Issued
- Aug 6, 1987, 1:32 AM CDT (06:32 UTC)
- Expired
- Aug 6, 1987, 2:10 AM CDT
- In force
- 38 min
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
County Madison 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
Omaha, NE (KOAX), launched 00:00Z, 6.5 hours before the alert went out and 122 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3594 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 108 m²/s²
- 0-3 km storm-relative helicity
- 180 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KOFK 060632 SVROFK NEC119-167-179-039-060730- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NORFOLK NE 132 AM CDT THU AUG 6 1987 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 230 AM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF NORTHEAST NEBRASKA...MADISON...STANTON...WAYNE AND CUMING AT 115 AM CDT A LINE OF SEVERE THUNDERSTORMS EXTENDED FROM NORFOLK TO WAYNE IN NORTHEAST NEBRASKA. THE STORMS WERE MOVING SOUTHEAST AT 35 MPH. AT 113 AM CDT A WIND GUSTS TO 61 MPH WAS REPORTED AT THE NORFOLK WEATHER OFFICE. REMEMBER...SEVERE THUNDERSTORMS CAN PRODUCE DEADLY WINDS IN EXCESS OF 75 MPH...LARGE HAIL...KILLER LIGHTNING...AND TORRENTIAL RAINS THAT CAN QUICKLY FLOOD A LOW LYING AREA. A SEVERE THUNDERSTORM WATCH REMAINS INEFFECT UNTIL 3AM CDT FOR PART
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 6, 12:01 AM CDT, 1 hour 31 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 1155 PM CDT WED AUG 5 1987 ...A SEVERE THUNDERSTORM WATCH UNTIL 3 AM THU CDT FOR LOGAN..THOMAS.. AND CUSTER IN NORTHCENTRAL NEBRASKA. A LINE OF STRONG THUNDERSTORMS WERE MOVING INOT CENTRAL NEBRASKA AT 1145 PM CDT. A 20 MILE WIDE BAND OF THUNDERSTORMS WERE MOVING ACROSS HIGHWAY 83 BETWEEN THEDFORD AND THE HILLS NORTH OF STAPLETON NEBRASKA. THE THUNDERSTORMS WERE MOVING SOUTHEAST AT 25 MPH. PERSONS IN THESE WATCH AREA SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS SMALLFIELD
Special weather statement, Aug 6, 12:38 AM CDT, 54 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 1235 AM CDT THU AUG 6 1987 ...A SEVERE THUNDERSTORM WATCH UNTIL 3 AM THU CDT FOR LOGAN..THOMAS.. AND CUSTER IN NORTHCENTRAL NEBRASKA. A NARROW LINE OF THUNDERSTORMS CONTINEUS TO PUSH SOUTHEAST INTO CENTRAL NEBRASKA. AT 1230 AM CDT A 20 MILE WIDE BAND OF THUNDERSTORMS EXTENDED FROM NORTH OF STAPLETON..ON HIGHWAY 83..NORTH OF ANSELMO TO NEAR TAYLOR.. ON THE NORTH LOUP RIVER. THE THUNDERSTORMS WERE MOVING SOUTHEAST AT 20 MPH. PERSONS IN THESE WATCH AREA SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. SMALLFIELD
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 5, 10:44 PM CDT | Severe Thunderstorm Warning | LBF | Holt | 56 min |
| Aug 5, 10:44 PM CDT | Severe Thunderstorm Warning | LBF | Boyd | 26 min |
| Aug 6, 1:32 AM CDT | Severe Thunderstorm Warning | LBF | Cuming, Stanton, Wayne | 38 min |
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.