Alert archive / Nebraska / Tornado Warnings in 2010

Tornado Warning 13, NWS Cheyenne, WY

May 24, 20105 counties in Nebraska

NWS Cheyenne, WY issued this tornado warning at May 24, 2010, 11:54 AM MDT for 5 counties in Nebraska. It was in force for 66 min. 16 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
May 24, 2010, 11:54 AM MDT (17:54 UTC)
Expired
May 24, 2010, 1:00 PM MDT
In force
66 min
Issued by
NWS Cheyenne, WY
Area
Storm-based polygon

Counties Banner County, NE, Box Butte County, NE, Dawes County, NE, Scotts Bluff County, NE, Sioux County, NE

The radar

The Cheyenne radar (KCYS), 151 km from the middle of the area, began a volume at 17:56 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

TimeReportWhereRemark
May 24, 11:55 AM MDTHAIL 13 Nw Mitchell, NE
May 24, 11:55 AM MDTHAIL 1.75Gering, NE
May 24, 11:56 AM MDTHAIL 1.5Scottsbluff, NEHAIL STARTED OUT AT 1.5 INCHES...THEN GREW TO GOLF BALL SIZE.
May 24, 11:57 AM MDTHAIL 12 Wnw Scottsbluff, NE
May 24, 11:58 AM MDTHAIL 1.75Scottsbluff, NE
May 24, 12:00 PM MDTHAIL 117 E Harrison, NE
May 24, 12:00 PM MDTHAIL 1.752 Nw Scottsbluff Airpor, NE
May 24, 12:00 PM MDTHAIL 3Scottsbluff, NEHAIL WAS SAME SHAPE AND SIZE OF A BAR OF SOAP.
May 24, 12:12 PM MDTTORNADO1 Nw Lake Minatare, NENO DAMAGE REPORTED.
May 24, 12:14 PM MDTHAIL 22 Se Scottsbluff, NE
May 24, 12:16 PM MDTTSTM WND DMGE Scottsbluff, NETREE KNOCKED DOWN ON EAST SIDE OF CITY.
May 24, 12:16 PM MDTTORNADOGering, NE
May 24, 12:20 PM MDTTSTM WND DMG1 E Minatare, NEA POWER POLE DOWN ALONG HIGHWAY 26.
May 24, 12:20 PM MDTHAIL 1S Agate, NE1 INCH HAIL JUST SOUTH OF AGATE ALONG HIGHWAY 29.
May 24, 12:45 PM MDTHAIL 12 Nne Scottsbluff, NEESTIMATED TIME AND LOCATION OF REPORT.
May 24, 1:00 PM MDTHAIL 1.755 N Scottsbluff, NESTORM WINDOWS BROKEN. SKIRTING ON MOBILE HOME AND SIDING ON HOUSE DAMAGED.

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.

IssuedProductOfficeLasted
May 24, 11:21 AM MDTTornado WatchSPC9 hr

The nearest sounding before it

Rapid City, SD (KUNR), launched 12:00Z, 5.9 hours before the alert went out and 228 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.

Skew-T log-pSkew-T log-p diagram, Rapid City, SD at 12:00Z on 2010-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Rapid City, SD at 12:00Z on 2010-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 208 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
501 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
208 m²/s²
0-3 km storm-relative helicity
227 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

597 
WFUS55 KCYS 241754
TORCYS
NEC007-013-045-157-165-241900-
/O.NEW.KCYS.TO.W.0013.100524T1754Z-100524T1900Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CHEYENNE WY
1154 AM MDT MON MAY 24 2010

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN BANNER COUNTY IN THE PANHANDLE OF NEBRASKA...
  WESTERN BOX BUTTE COUNTY IN THE PANHANDLE OF NEBRASKA...
  SOUTHWESTERN DAWES COUNTY IN THE PANHANDLE OF NEBRASKA...
  SCOTTS BLUFF COUNTY IN THE PANHANDLE OF NEBRASKA...
  EASTERN SIOUX COUNTY IN THE PANHANDLE OF NEBRASKA...

* UNTIL 100 PM MDT

* AT 1151 AM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR GERING...OR NEAR SCOTTSBLUFF...AND MOVING
  NORTH AT 65 MPH.

* THIS DANGEROUS STORM WILL BE NEAR...
  LAKE ALICE AROUND NOON MDT.
  RATTLESNAKE HILL AROUND 1205 PM MDT.
  GLEN AROUND 1240 PM MDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4199 10333 4199 10336 4183 10336 4162 10340
      4161 10391 4276 10383 4271 10317
TIME...MOT...LOC 1754Z 181DEG 55KT 4188 10364

$$

RUBIN
5 follow-up statements
568 
WWUS55 KCYS 241809
SVSCYS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
1209 PM MDT MON MAY 24 2010

NEC007-013-045-157-165-241900-
/O.CON.KCYS.TO.W.0013.000000T0000Z-100524T1900Z/
BANNER NE-SCOTTS BLUFF NE-BOX BUTTE NE-DAWES NE-SIOUX NE-
1209 PM MDT MON MAY 24 2010

...A TORNADO WARNING REMAINS IN EFFECT FOR EASTERN SIOUX...
SOUTHWESTERN DAWES...WESTERN BOX BUTTE...SCOTTS BLUFF AND
NORTHEASTERN BANNER COUNTIES UNTIL 100 PM MDT...

AT 1205 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR LAKE ALICE...OR 13 MILES NORTH OF
SCOTTSBLUFF...MOVING NORTH AT 65 MPH.

THIS DANGEROUS STORM WILL BE NEAR...
  GLEN AROUND 1240 PM MDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

MOTORISTS SHOULD NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES. AS A LAST
RESORT... EITHER PARK YOUR VEHICLE AND STAY PUT...OR ABANDON YOUR
VEHICLE AND LIE DOWN IN A LOW LYING AREA.

&&

LAT...LON 4199 10333 4199 10336 4183 10336 4165 10339
      4164 10340 4171 10390 4276 10383 4271 10317
TIME...MOT...LOC 1809Z 181DEG 55KT 4211 10363

$$

RUBIN
999 
WWUS55 KCYS 241822
SVSCYS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
1222 PM MDT MON MAY 24 2010

NEC007-241831-
/O.CAN.KCYS.TO.W.0013.000000T0000Z-100524T1900Z/
BANNER NE-
1222 PM MDT MON MAY 24 2010

...THE TORNADO WARNING FOR NORTHEASTERN BANNER COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.

LAT...LON 4199 10333 4199 10336 4183 10336 4185 10348
      4181 10352 4185 10366 4236 10386 4276 10383
      4271 10317
TIME...MOT...LOC 1821Z 181DEG 55KT 4229 10363

$$

NEC013-045-157-165-241900-
/O.CON.KCYS.TO.W.0013.000000T0000Z-100524T1900Z/
SCOTTS BLUFF NE-BOX BUTTE NE-DAWES NE-SIOUX NE-
1222 PM MDT MON MAY 24 2010

...A TORNADO WARNING REMAINS IN EFFECT FOR EASTERN SIOUX...
SOUTHWESTERN DAWES...WESTERN BOX BUTTE AND NORTHEASTERN SCOTTS BLUFF
COUNTIES UNTIL 100 PM MDT...

AT 1219 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 12 MILES EAST OF MOUNT EDNA...OR 27 MILES NORTH OF
SCOTTSBLUFF...MOVING NORTH AT 65 MPH.

THIS DANGEROUS STORM WILL BE NEAR...
  GLEN AROUND 1240 PM MDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

MOTORISTS SHOULD NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES. AS A LAST
RESORT... EITHER PARK YOUR VEHICLE AND STAY PUT...OR ABANDON YOUR
VEHICLE AND LIE DOWN IN A LOW LYING AREA.

&&

LAT...LON 4199 10333 4199 10336 4183 10336 4185 10348
      4181 10352 4185 10366 4236 10386 4276 10383
      4271 10317
TIME...MOT...LOC 1821Z 181DEG 55KT 4229 10363

$$

RUBIN
518 
WWUS55 KCYS 241836
SVSCYS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
1236 PM MDT MON MAY 24 2010

NEC157-241846-
/O.CAN.KCYS.TO.W.0013.000000T0000Z-100524T1900Z/
SCOTTS BLUFF NE-
1236 PM MDT MON MAY 24 2010

...THE TORNADO WARNING FOR NORTHEASTERN SCOTTS BLUFF COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.

LAT...LON 4220 10341 4203 10348 4202 10365 4236 10386
      4276 10383 4271 10317
TIME...MOT...LOC 1836Z 181DEG 55KT 4248 10362

$$

NEC013-045-165-241900-
/O.CON.KCYS.TO.W.0013.000000T0000Z-100524T1900Z/
BOX BUTTE NE-DAWES NE-SIOUX NE-
1236 PM MDT MON MAY 24 2010

...A TORNADO WARNING REMAINS IN EFFECT FOR EASTERN SIOUX...
SOUTHWESTERN DAWES AND NORTHWESTERN BOX BUTTE COUNTIES UNTIL 100 PM
MDT...

AT 1233 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 8 MILES EAST OF AGATE...OR 38 MILES NORTHEAST OF
TORRINGTON...MOVING NORTH AT 65 MPH.

THIS DANGEROUS STORM WILL BE NEAR...
  GLEN AROUND 1245 PM MDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

MOTORISTS SHOULD NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES. AS A LAST
RESORT... EITHER PARK YOUR VEHICLE AND STAY PUT...OR ABANDON YOUR
VEHICLE AND LIE DOWN IN A LOW LYING AREA.

&&

LAT...LON 4220 10341 4203 10348 4202 10365 4236 10386
      4276 10383 4271 10317
TIME...MOT...LOC 1836Z 181DEG 55KT 4248 10362

$$

RUBIN
028 
WWUS55 KCYS 241851
SVSCYS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
1251 PM MDT MON MAY 24 2010

NEC013-045-165-241900-
/O.CON.KCYS.TO.W.0013.000000T0000Z-100524T1900Z/
BOX BUTTE NE-DAWES NE-SIOUX NE-
1251 PM MDT MON MAY 24 2010

...A TORNADO WARNING REMAINS IN EFFECT FOR EASTERN SIOUX...
SOUTHWESTERN DAWES AND NORTHWESTERN BOX BUTTE COUNTIES UNTIL 100 PM
MDT...

AT 1246 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR GLEN...OR 34 MILES SOUTHWEST OF CHADRON...
MOVING NORTH AT 65 MPH.

THIS DANGEROUS STORM WILL AFFECT MAINLY RURAL AREAS OF EASTERN
SIOUX...NORTHWESTERN BOX BUTTE AND SOUTHWESTERN DAWES COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

MOTORISTS SHOULD NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES. AS A LAST
RESORT... EITHER PARK YOUR VEHICLE AND STAY PUT...OR ABANDON YOUR
VEHICLE AND LIE DOWN IN A LOW LYING AREA.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN CHEYENNE.

&&

LAT...LON 4220 10341 4203 10348 4202 10365 4236 10386
      4276 10383 4271 10317
TIME...MOT...LOC 1851Z 181DEG 55KT 4271 10361

$$

RUBIN
622 
WWUS55 KCYS 241858
SVSCYS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
1258 PM MDT MON MAY 24 2010

NEC013-045-165-241906-
/O.EXP.KCYS.TO.W.0013.000000T0000Z-100524T1900Z/
BOX BUTTE NE-DAWES NE-SIOUX NE-
1258 PM MDT MON MAY 24 2010

...THE TORNADO WARNING FOR EASTERN SIOUX...SOUTHWESTERN DAWES AND 
NORTHWESTERN BOX BUTTE COUNTIES WILL EXPIRE AT 100 PM MDT...

THE TORNADO WARNING WILL EXPIRE AT 100 PM MDT. HOWEVER...A SEVERE 
THUNDERSTORM WARNING REMAINS IN EFFECT FOR THE AREA.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO 
WATCH REMAINS IN EFFECT UNTIL 800 PM MDT.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN CHEYENNE.

REMEMBER...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR 
WESTERN DAWES COUNTY...NORTHERN SIOUX COUNTY AND EASTERN NIOBRARA 
COUNTY UNTIL 145 PM MDT.

LAT...LON 4220 10341 4203 10348 4202 10365 4236 10386
      4276 10383 4271 10317
TIME...MOT...LOC 1856Z 181DEG 55KT 4279 10361

$$

RUBIN

The office that day

Everything else NWS Cheyenne, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 24, 12:06 AM MDTAreal Flood AdvisoryCYSScotts Bluff, Sioux3 hr
May 24, 12:18 AM MDTAreal Flood AdvisoryCYSDawes, Sioux4 hr
May 24, 3:47 AM MDTHigh Wind WarningCYSBanner, Box Butte, Cheyenne, Dawes, Kimball, Morrill and 2 more16 hr
May 24, 11:12 AM MDTSevere Thunderstorm WarningCYSBanner, Kimball16 min
May 24, 11:25 AM MDTSevere Thunderstorm WarningCYSBanner, Kimball, Scotts Bluff65 min
May 24, 11:30 AM MDTSevere Thunderstorm WarningCYSDawes, Sioux60 min
May 24, 11:33 AM MDTTornado WarningCYSBanner, Kimball42 min
May 24, 11:38 AM MDTSevere Thunderstorm WarningCYSScotts Bluff, Sioux67 min
May 24, 11:48 AM MDTSevere Thunderstorm WarningCYSBox Butte, Dawes, Sioux57 min
May 24, 12:40 PM MDTSevere Thunderstorm WarningCYSBanner, Box Butte, Dawes, Scotts Bluff, Sioux65 min
May 24, 12:46 PM MDTSevere Thunderstorm WarningCYSDawes, Sioux59 min
May 24, 12:48 PM MDTSevere Thunderstorm WarningCYSBanner, Kimball42 min
May 24, 12:49 PM MDTSevere Thunderstorm WarningCYSBanner, Cheyenne, Kimball, Morrill, Scotts Bluff56 min
May 24, 1:40 PM MDTSevere Thunderstorm WarningCYSDawes, Sioux65 min
May 24, 1:42 PM MDTSevere Thunderstorm WarningCYSBox Butte, Dawes, Sioux63 min
May 24, 1:44 PM MDTSevere Thunderstorm WarningCYSBox Butte, Dawes, Morrill61 min
May 24, 1:47 PM MDTSevere Thunderstorm WarningCYSCheyenne, Morrill58 min
May 24, 1:51 PM MDTAreal Flood WarningCYSDawes, Sioux5 hr
May 24, 2:08 PM MDTTornado WarningCYSBox Butte, Dawes37 min
May 24, 2:44 PM MDTSevere Thunderstorm WarningCYSBox Butte, Dawes61 min
May 24, 5:34 PM MDTAreal Flood WarningCYSDawes, Sioux8 hr

Nearby

Tornado Warnings in Nebraska, 2010Every tornado warning in 2010Tornadoes in 2010

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.