Alert archive / Nebraska / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 39, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at Jun 16, 2011, 3:36 PM MDT for 5 counties in Nebraska. It was in force for 39 min. 10 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 16, 2011, 3:36 PM MDT (21:36 UTC)
- Expired
- Jun 16, 2011, 4:15 PM MDT
- In force
- 39 min
- Issued by
- NWS Cheyenne, WY
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Banner County, NE, Box Butte County, NE, Morrill County, NE, Scotts Bluff County, NE, Sioux County, NE
The radar
The Cheyenne radar (KCYS), 140 km from the middle of the area, began a volume at 21:39 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 16, 3:42 PM MDT | TSTM WND GST 46 | Scottsbluff, NE | |
| Jun 16, 3:45 PM MDT | HAIL 0.75 | 2 Sw Mitchell, NE | LASTED 10 MINUTES. |
| Jun 16, 3:47 PM MDT | HAIL 0.5 | Scottsbluff, NE | |
| Jun 16, 3:49 PM MDT | TSTM WND DMG | Scottsbluff, NE | 1-2 INCH TREE BRANCHES DOWN THROUGHOUT THE CITY. |
| Jun 16, 3:49 PM MDT | TSTM WND GST 62 | Scottsbluff, NE | PEAK GUST 54 KT. |
| Jun 16, 3:50 PM MDT | TSTM WND DMG | Scottsbluff, NE | SPOTTER REPORTED SEVERAL GOOD SIZED TREES BLOWN OVER IN THE SCOTTSBLUFF AREA. ESTIMATES WINDS TO HAVE BEEN 60 TO 65 MPH. |
| Jun 16, 3:56 PM MDT | TSTM WND GST 60 | 9 N Minatare, NE | ESTIMATE WINDS FROM 50 TO 60 MPH |
| Jun 16, 4:02 PM MDT | TSTM WND GST 59 | Scottsbluff, NE | |
| Jun 16, 4:09 PM MDT | TSTM WND GST 58 | Scottsbluff, NE | |
| Jun 16, 4:10 PM MDT | NON-TSTM WND DMG | Bayard, NE | POWER LINES DOWN ON HILL 62A |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 16, 1:55 PM MDT | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
Denver, CO (KDNR), launched 12:00Z, 9.6 hours before the alert went out and 226 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
- 2399 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- -110 m²/s²
- 0-3 km storm-relative helicity
- 79 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
095 WUUS55 KCYS 162136 SVRCYS NEC007-013-123-157-165-162215- /O.NEW.KCYS.SV.W.0039.110616T2136Z-110616T2215Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CHEYENNE WY 336 PM MDT THU JUN 16 2011 THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHEASTERN BANNER COUNTY IN THE PANHANDLE OF NEBRASKA... SOUTHWESTERN BOX BUTTE COUNTY IN THE PANHANDLE OF NEBRASKA... NORTHWESTERN MORRILL COUNTY IN THE PANHANDLE OF NEBRASKA... SCOTTS BLUFF COUNTY IN THE PANHANDLE OF NEBRASKA... SOUTHEASTERN SIOUX COUNTY IN THE PANHANDLE OF NEBRASKA... * UNTIL 415 PM MDT * AT 330 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH WITH EXCESSIVE BLOWING DUST. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM MORRILL TO 11 MILES WEST OF WILDCAT HILLS STATE RECREATION AREA...AND MOVING EAST AT 40 MPH. * LOCATIONS IMPACTED INCLUDE... SCOTTSBLUFF...MITCHELL...SCOTTS BLUFF NATIONAL MONUMENT...WILDCAT HILLS STATE RECREATION AREA...TERRYTOWN...GERING...LAKE ALICE... SCOTTSBLUFF AIRPORT...MINATARE...LAKE MINATARE...HUBBARD GAP... CHIMNEY ROCK...BAYARD...KILPATRICK LAKE...MELBETA AND MCGREW. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. INTENSE SQUALL LINES CAN OCCASIONALLY PRODUCE BRIEF TORNADOES IN ADDITION TO WIDESPREAD SIGNIFICANT WIND DAMAGE. ALTHOUGH NOT IMMEDIATELY LIKELY...FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. THIS STORM HAS THE POTENTIAL TO CAUSE SERIOUS INJURY AND SIGNIFICANT DAMAGE TO PROPERTY. && LAT...LON 4211 10313 4159 10314 4164 10393 4203 10395 TIME...MOT...LOC 2135Z 268DEG 34KT 4197 10383 4170 10381 WIND...HAIL 60MPH 1.00IN $$ MAZUR
2 follow-up statements
520 WWUS55 KCYS 162156 SVSCYS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 356 PM MDT THU JUN 16 2011 NEC007-013-123-157-165-162215- /O.CON.KCYS.SV.W.0039.000000T0000Z-110616T2215Z/ BANNER NE-MORRILL NE-SCOTTS BLUFF NE-BOX BUTTE NE-SIOUX NE- 356 PM MDT THU JUN 16 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN SIOUX...SOUTHWESTERN BOX BUTTE...SCOTTS BLUFF...NORTHWESTERN MORRILL AND NORTHEASTERN BANNER COUNTIES UNTIL 415 PM MDT... AT 353 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH WITH EXCESSIVE BLOWING DUST. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM LAKE ALICE TO WILDCAT HILLS STATE RECREATION AREA...MOVING EAST AT 40 MPH. IN ADDITION...A WIND GUST OF 63 MPH WAS REPORTED AT THE SCOTTSBLUFF AIRPORT WEATHER STATION AT 348 PM. LOCATIONS IMPACTED INCLUDE... MINATARE...LAKE MINATARE...HUBBARD GAP...CHIMNEY ROCK...BAYARD... KILPATRICK LAKE...MELBETA AND MCGREW. PRECAUTIONARY/PREPAREDNESS ACTIONS... INTENSE SQUALL LINES CAN OCCASIONALLY PRODUCE BRIEF TORNADOES IN ADDITION TO WIDESPREAD SIGNIFICANT WIND DAMAGE. ALTHOUGH NOT IMMEDIATELY LIKELY...FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. THIS STORM HAS THE POTENTIAL TO CAUSE SERIOUS INJURY AND SIGNIFICANT DAMAGE TO PROPERTY. && LAT...LON 4211 10313 4159 10314 4164 10393 4203 10395 TIME...MOT...LOC 2155Z 268DEG 34KT 4197 10357 4170 10356 WIND...HAIL 60MPH 1.00IN $$
498 WWUS55 KCYS 162210 SVSCYS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 410 PM MDT THU JUN 16 2011 NEC007-013-123-157-165-162221- /O.EXP.KCYS.SV.W.0039.000000T0000Z-110616T2215Z/ BANNER NE-MORRILL NE-SCOTTS BLUFF NE-BOX BUTTE NE-SIOUX NE- 410 PM MDT THU JUN 16 2011 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN SIOUX... SOUTHWESTERN BOX BUTTE...SCOTTS BLUFF...NORTHWESTERN MORRILL AND NORTHEASTERN BANNER COUNTIES HAS BEEN REISSUED... PLEASE REFER TO THAT BULLETIN FOR THE LATEST SEVERE WEATHER INFORMATION. LAT...LON 4211 10313 4159 10314 4164 10393 4203 10395 TIME...MOT...LOC 2211Z 268DEG 34KT 4197 10337 4170 10336 $$
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 16, 2:28 PM MDT | Severe Thunderstorm Warning | CYS | Sioux | 23 min |
| Jun 16, 2:36 PM MDT | Severe Thunderstorm Warning | CYS | Scotts Bluff | 24 min |
| Jun 16, 2:51 PM MDT | Severe Thunderstorm Warning | CYS | Banner, Scotts Bluff | 54 min |
| Jun 16, 2:55 PM MDT | Severe Thunderstorm Warning | CYS | Scotts Bluff, Sioux | 43 min |
| Jun 16, 3:23 PM MDT | Flash Flood Warning | CYS | Banner, Scotts Bluff, Sioux | 12 hr |
| Jun 16, 4:09 PM MDT | Severe Thunderstorm Warning | CYS | Banner, Box Butte, Morrill, Scotts Bluff, Sioux | 51 min |
| Jun 16, 4:19 PM MDT | Flash Flood Warning | CYS | Banner, Box Butte, Dawes, Morrill, Scotts Bluff, Sioux | 6 hr |
| Jun 16, 4:53 PM MDT | Severe Thunderstorm Warning | CYS | Box Butte, Dawes, Morrill | 37 min |
| Jun 16, 5:55 PM MDT | Severe Thunderstorm Warning | CYS | Banner, Cheyenne, Kimball | 50 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 2011Every severe thunderstorm warning in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.