Alert archive / Nebraska / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 69, NWS Hastings, NE
NWS Hastings, NE issued this severe thunderstorm warning at Aug 6, 1986, 9:49 PM CDT for Merrick County, Polk County, Nebraska. It was in force for 55 min.
The area
The counties it named.
The facts
- Issued
- Aug 6, 1986, 9:49 PM CDT (02:49 UTC)
- Expired
- Aug 6, 1986, 10:44 PM CDT
- In force
- 55 min
- Issued by
- NWS Hastings, NE
- Area
- Whole counties
Counties Merrick County, NE, Polk 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, 2.8 hours before the alert went out and 121 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
- 3611 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 125 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, 4:44 PM CDT, 5 hours 5 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GRAND ISLAND NE 430 PM CDT WED AUG 6 1986 ...TORNADO WATCH FOR A LARGE PART OF CENTRAL NEBRASKA UNTIL 10 PM CDT.. SHOWERS AND THUNDERSTORMS A COUPLE INTENSE HAS DEVELOPED IN PARTS OF NORTHEAST AND SOUTHWEST NEBRASKA ALSO NORTHWEST KANSAS. THE INTENSE THUNDERSTORMS WERE LOCATED NEAR MC COOK NEB. MOVING TO THE EAST AT 25 TO 30 MPH. SCATTERED SHOWERS AND THUNDERSHOWERS WERE LOCATED NORTH OF A LINE THAT RAN FROM AINSWORTH TO NORFOLK NEB. MOVING TO THE EAST SOUTHEAST AT 25 TO 30 MPH. IN NORTHWEST KANSAS AND SOUTHWEST NEBRASKA A 50 MILE WIDE BAND OF MORE NUMEROUS SHOWERS AND THUNDERSTORMS EXTENDED FROM 30 MILES WEST OF GOODLAND KS. TO 20 MILES NORTHEAST OF MC COOK NEB. MOVING TO THE EAST AT 25 MPH. MLT
Special weather statement, Aug 6, 5:49 PM CDT, 4 hours before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GRAND ISLAND NE 530 PM CDT WED AUG 6 1986 ...TORNADO WATCH FOR A LARGE PART OF CENTRAL NEBRASKA UNTIL 10 PM CDT.. INTENSE THUNDERSTORMS CONTINUE TO DEVELOPE IN PARTS OF NORTH CENTRAL AND SOUTHWEST NEBRASKA ALSO NORTHWEST KANSAS. SCATTERED SHOWERS AND THUNDERSHOWERS IN NORTHEAST NEBRASKA. THE INTENSE THUNDERSTORMS WERE LOCATED JUST NORTHWEST OF VALENTINE NEB. MOVING TO THE SOUTHEAST AT 30 MPH. THIS STORM COULD PRODUCE HIGH WINDS AND HAIL. OTHER STORMS WERE LOCATED FROM 10 MILES SOUTHEAST OF MC COOK TO 40 MILES SOUTH SOUTHWEST OF MC COOK NEB. MOVING TO THE SOUTHEAST AT 30 MPH. SCATTERED SHOWERS AND THUNDERSHOWERS CONTIiNUED FROM JUST SOUTHWEST OF ONEIL TO JUST EAST OF NORFOLK TO SIOUX CITY IA. THEN TO JUST WEST OF YANKTON S DAK.
Special weather statement, Aug 6, 6:44 PM CDT, 3 hours 5 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GRAND ISLAND NE 630 PM CDT WED AUG 6 1986 ...TORNADO WATCH FOR A LARGE PART OF CENTRAL NEBRASKA UNTIL 10 PM CDT.. A EXTREMELY INTENSE THUNDERSTORM CONTINUES IN NORTH CENTRAL NEBRASKA SCATTERED SHOWERS AND THUNDERSTORMS A COUPLE INTENSE REMAIN IN PARTS OF NORTHEAST AND SOUTHWEST NEBRASKA EXTENDING INTO NORTHWEST KANSAS. THE EXTREMELY INTENSE WAS LOCATED JUST SOUTHEAST OF VALENTINE NEB. MOVING TO THE SOUTHEAST AT 30 MPH. THIS STORM HAS PRODUCED HAIL UPTO GOLFBALL SIZE NEAR VALENTINE AT 5 50 PM CDT. THE INTENSE THUNDERSTORMS WERE LOCATED IN NORTHWEST KANSAS BETWEEN MC COOK NEB. AND HILL CITY KS. ALSO 20 MILES NORTH NORTHEAST OF HILL CITY AND 50 MILES WEST NORTHWEST OF HILL CITY KS. MOVING TO THE SOUTHEAST AT 25 TO 30 MPH. THE SHOWERS IN NORTHEAST NEBRASKA EXTENDED FROM 30 MILES WEST TO 50 MILES EAST SOUTHEAST OF NORFOLK NEB. MOVING TO THE EAST SOUTHEAST AT 25 MPH.
Special weather statement, Aug 6, 7:52 PM CDT, 1 hour 57 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GRAND ISLAND NE 730 PM CDT WED AUG 6 1986 ...TORNADO WATCH FOR A LARGE PART OF CENTRAL NEBRASKA UNTIL 10 PM CDT.. A SUPER THUNDERSTORM CONTINUES IN NORTH CENTRAL NEBRASKA IN SOUTHEAST CHERRY AND SOUTHWEEST CORNERN OF BROWN COUNTIES. THIS STORM COULD PRODUCE A TORNADO AND PERSONS IN THE PATH OF THIS STORM SHOULD TAKE SHELTER. THIS STORMS WAS MOVING TO THE SOUTH AT 30 TO 35 MPH AND WILL BE ENTERING WESTERN BLAINE AND EASTERN THOMAS COUNTIES BY 8 PM CDT. NUMEROUS SHOWERS AND THUNDERSTORMS ALSO CONTINUE OVER PARTS OF NORTH CENTRAL AND NORTHEAST NEBRASKA ALSO NORTHWEST KANSAS. IN NEBRASKA THESE SHOWERS AND STORMS WERE LOCATED NORTH OF A LINE THAT RAN FROM OMAHA TO MULLEN NEB. MOVING THE THE EAST SOUTHEAST AT 25 MPH. IN KANSAS SHOWERS AND A FEW INTENSE THUNDERSTORMS IN AN AREA 50 MILES ACROSS WITH THE CENTER LOCATED 20 MILES NORTHWEST OF HILL CITY. THE INTENSE THUNDERSTORMS WERE LOCATED BETWEEN MC COOK NEB. AND HILL CITY KS. ALSO 40 MILES WEST NORTHWEST OF HILL CITY KS. MOVING TO THE SOUTHEAST AT 20 MPH. THESE STORMS COULD PRODUCE STRONG WINDS AND SOME HAIL. MLT
The office that day
Everything else NWS Hastings, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 9:49 PM CDT | Severe Thunderstorm Warning | GID | York | 55 min |
| Aug 6, 10:08 PM CDT | Tornado Warning | GID | Dawson | 112 min |
| Aug 7, 12:30 AM CDT | Severe Thunderstorm Warning | GID | Adams, Clay | 60 min |
| Aug 7, 1:03 AM CDT | Severe Thunderstorm Warning | GID | Nuckolls, Webster | 57 min |
| Aug 7, 1:37 AM CDT | Severe Thunderstorm Warning | GID | Adams, Clay | 53 min |
| Aug 7, 2:31 AM CDT | Severe Thunderstorm Warning | GID | Adams, Clay, Nuckolls, Webster | 59 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; the sounding from the Mesonet's radiosonde archive.