Alert archive / Nebraska / Tornado Warnings in 1987
Tornado Warning 2, NWS Omaha, NE
NWS Omaha, NE issued this tornado warning at May 30, 1987, 7:45 PM CDT for Butler County, Nebraska. It was in force for 25 min.
The area
The counties it named.
The facts
- Issued
- May 30, 1987, 7:45 PM CDT (00:45 UTC)
- Expired
- May 30, 1987, 8:10 PM CDT
- In force
- 25 min
- Issued by
- NWS Omaha, NE
- Area
- Whole counties
County Butler 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, 0.8 hours before the alert went out and 65 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
- 3536 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 35 m²/s²
- 0-3 km storm-relative helicity
- 86 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 KLNK 310045 TORLNK NEC023-310110- BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE LINCOLN NE 745 PM CDT SAT MAY 30 1987 THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 810 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY OF SOUTHEAST NEBRASKA...SOUTHERN BUTLER AT 740 PM CDT NEBRASKA STATE PATROL REPORTED A TORNADO NEAR DEWIGHT..WHICH IS ABOUT 21 MILES NORTH WEST OF LINCOLN. THESE THUNDERSTORMS ARE MOVING EAST AT 10 MPH. IF YOU ARE IN THE PATH OF THIS TORNADO...GO TO A BASEMENT SHELTER IF AVAILABLE...OTHERWISE TO A CENTRAL INTERIOR ROOM ON THE LOWEST FLOOR. ABANDON CARS AND MOBILE HOMES FOR A REINFORCED BUILDING. * IF YOU ARE IN AN AREA THREATENED BY THE STORM..GO TO A REINFORCED SHELTER AND PREPARE FOR DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN AND LIGHTNING. OPTIONAL FREE FORMAT STATEMENT BROWN
What forecasters said that day
The local office's own words before this tornado 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, May 30, 6:31 PM CDT, 1 hour 14 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORFOLK NE 625 PM CDT SAT MAY 30 1987 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR BOONE...PLATTE AND COLFAX COUNTIES OF NORTHEAST NEBRASKA UNTIL 1100 PM CDT..... THE TORNADO WARNING ISSUED FOR MADISON AND STANTON COUNTIES HAS EXPIRED BUT VERY STRONG THUNDERSTORMS CONTINUE IN THE MADISON AND PIERCE COUNTIES. THE STRONGEST THUNDERSTORMS WERE LOCATED 10 MILES NORTH OF PIERCE AND 7 MILES WEST OF PIERCE IN PIERCE COUNTY OR ABOUT 25 MILES NORTHWEST OF NORFOLK. OTHER THUNDERSTORMS WERE IN THE NORFOLK AREA AND ABOUT 15 MILES SOUTHWEST OF NORFOLK. THESE THUNDERSTORMS WERE STILL CAPABLE OF PRODUCING SEVERE WEATHER SO PERSONS IN THESE AREAS SHOULD BE ALERT AND IF SEVERE WEATHER IS SPOTTED GO TO A PLACE OF SAFETY IMMEDIATELY. NO DAMAGE WAS REPORTED WITH TORNADO THAT TOUCHED DOWN BRIEFLY SOUTHWEST OF MADISON. MARBLE SIZE HAIL WAS REPORTED AT 612 PM CDT ABOUT 8 MILES SOUTH OF BATTLE CREEK AND PEAS TO MARBLE SIZE HAIL FELL IN NORFOLK. DIRCKSEN2329Z
Special weather statement, May 30, 6:57 PM CDT, 48 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORFOLK NE 645 PM CDT SAT MAY 30 1987 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR BOONE...PLATTE AND COLFAX COUNTIES OF NORTHEAST NEBRASKA UNTIL 1100 PM CDT..... AT 645 PM CDT VERY INTENSE THUNDERSTORMS CONTINUED OVER NORTHEAST NEBR. ABOUT 3 MILES NORTHWEST OF NORFOLK...6 MILES NORTHWEST OF NORFOLK AND 10 MILES SOUTHEAST OF HARTINGTON IN EASTERN CEDAR COUNTY. THESE THUNDERSTORMS WERE PRODUCING HEAVY RAIN AND PEA TO MARBLE SIZE HAIL ALONG WITH WIND GUSTS OF AROUND 40 MPH. THE THUNDERSTORMS WERE MOVING NORTHEAST ABOUT 20 MPH. PERSONS IN THE AREA OF THESE THUNDERSTORMS SHOULD BE ALERT TO THE POSSIBLITY OF SEVERE WEATHER AND IF SEVERE WEATHER IS SIGHTED PLEASE MOVE TO A PLACE OF SAFETY IMMEDIATELY. IF TIME PERMITS RELAY YOUR REPORT OF SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE. < IF A TORNAODO IS SIGHTED YOU SHOULD GO TO A BASEMENT SHELTER IF POSSIBLE OTHERWISE GO TO A CENTRAL INTERIOR ROOM ON THE LOWEST FLOOR. DIRCKSEN2355
The office that day
Everything else NWS Omaha, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 30, 9:02 PM CDT | Severe Thunderstorm Warning | OAX | Cass, Sarpy | 18 min |
| May 30, 9:11 PM CDT | Severe Thunderstorm Warning | OAX | Douglas, Sarpy | 34 min |
Nearby
Tornado Warnings in Nebraska, 1987Every tornado warning in 1987Tornadoes 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.