Alert archive / Nebraska / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 79, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at Aug 8, 1986, 4:21 PM MDT for Banner County, Scotts Bluff County, Nebraska. It was in force for 69 min. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Aug 8, 1986, 4:21 PM MDT (22:21 UTC)
- Expired
- Aug 8, 1986, 5:30 PM MDT
- In force
- 69 min
- Issued by
- NWS Cheyenne, WY
- Area
- Whole counties
Counties Banner County, NE, Scotts Bluff County, NE
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 8, 5:15 PM MDT | Thunderstorm Wind 52 | Banner, NE | |
| Aug 8, 5:30 PM MDT | Hail 0.75 | Banner, NE |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Denver, CO (KDEN), launched 12:00Z, 10.4 hours before the alert went out and 207 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
- 2269 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- -17 m²/s²
- 0-3 km storm-relative helicity
- 36 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 KBFF 082221 SVRBFF NEC007-157-082330- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SCOTTSBLUFF NE 421 PM MDT FRI AUG 8 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 530 PM MDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF PANHANDLE OF NEBRASKA...WESTERN BANNER AND WESTERN SCOTTS BLUFF AT 420 PM MDT..RADAR INDICATED A SEVERE THUNDERSTORM 22 MILES WEST OF SCOTTSBLUFF NEBRASKA...ON THE NEBRASKA-WYOMING STATELINE. THE SEVERE THUNDERSTORM WAS MOVING SOUTHEAST AROUND 25 MILES AN HOUR. HAIL WAS REPORTED WITH THIS STORM IN EASTERN WYOMING. REMEMBER A SEVERE THUNDERSTORM CAN PRODUCE DAMAGING WINDS IN EXCESS OF 60 MPH..LARGE HAIL..DEADLY LIGHTNING AND VERY HEAVY RAIN THAT CAN QUICKLY FLOOD LOW LYING AREAS. THESE STORMS CAN AND OCCASIONALLY DO PRODUCE A TORNADO WITH LITTLE OR NO ADVANCE WARNING..SO BE ON THE LOOKOUT AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IF ONE IS SPOTTED. PFEIFFER
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 8, 3:12 PM MDT, 1 hour 9 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 310 PM MDT FRI AUG 8 1986 AT 305PM A VERY STRONG THUNDERSTORM WAS LOCATED ABOUT 10 MILES EAST OF WHEATLAND. THIS WAS ALONG THE PLATTE AND GOSHEN COUNTY BORDERS OF SOUTHEAST WYOMING. THE STORM WAS MOVING TO THE EAST SOUTHEAST AT 20 MPH. THIS STORM WILL BE BETWEEN LINGLE AND VETERAN ABOUT 400PM AND MOVE THROUGH THE TORRINGTON AREA AROUND 430PM. BRIEFLY HEAVY RAIN...STRONG GUS,TY WINDS AND HAIL WILL ACCOMPANY THIS STORM. COX
Special weather statement, Aug 8, 3:27 PM MDT, 54 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE VALENTINE NE ISSUED BY SCOTTSBLUFF NE 325 PM MST FRI AUG 8 1986 ...STRONG THUNDERSTORMS IN CHERRY COUNTY OF NORTH CENTRAL NEBRASKA... AT 320PM MDT...STRONG THUNDERSTORMS WERE IN WESTERN CHERY COUNTY...50 MILES WEST AND 30 MILES SOUTHWEST OF VALENTINE NEBRASKA. THESE STORMS WERE MOVING TO THE EAST AT 20 MPH. HEAVY RAIN..STRONG GUSTY WIND..AND SMALL HAIL ARE POSSIBLE WITH THESE STORMS AS T`HEY MOVE ACROSS CHERRY COUNTY UNTIL 430PM MDT THIS AFTERNOON. PFEIFFER
Special weather statement, Aug 8, 3:40 PM MDT, 41 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE ALLIANCE NE 330 PM MDT FRI AUG 8 1986 AT 330 PM MDT A SEVERE THUNDERSTORM WITH VERY HEAVY RAIN WAS LOCATED 15 MILES NORTHEAST OF WHEATLAND WYOMING. THIS STORM WAS MOVING TO THE EAST AT 25 MILES AN HOUR AND WAS LOCATED IN EXTREME EAST WYOMING. STRONG THUNDERSTORMS WERE IN WESTERN CHERRY COUNTY...50 MILES WEST AND 30 MILES SOUTHWEST OF VALENTINE NEBRASKA IN NORTH CENTRAL NEBRASKA. THESE STORMS WERE MOVING TO THE EAST AT 20 MILES AN HOUR AND DO CONTAIN HEAVY RAIN STRONG GUSTY WINDS AND SMALL HAIL. SCATTERED THUNDERSHOWERS WERE OVER SOUTHWEST SOUTH DAKOTA THESE THUNDERSHOWERS WERE LOCATED FROM 20 MILES SOUTHEAST OF HOT SPRINGS TO 20 MILES SOUTH OF PHILLIP SOUTH DAKOTA. SCATTERED THUNDERSHOWERS WERE OVER EAST WYOMING. THESE THUNDERSHOWERS WERE LOCATED FROM CHEYENNE TO 20 MILES WEST OF LUSK. THERE WERE THUNDERSHOWERS OVER THE SAND HILLS OF NEBRASKA. THESE THUNDERSHOWERS WERE LOCATED NORTH OF ARTHUR NEBRASKA AND NORTH OF KEYSTONE NEBRASKA. THE THUNDERSHOWERS WERE MOVING EAST AT 20 MILES AN HOUR. VANA
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 8, 5:10 PM MDT | Severe Thunderstorm Warning | CYS | Banner, Kimball | 50 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 1986Every severe thunderstorm warning in 1986
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.