Alert archive / Nebraska / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 96, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at Jun 30, 2011, 4:24 PM MDT for Cheyenne County, Nebraska. It was in force for 53 min. 4 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 30, 2011, 4:24 PM MDT (22:24 UTC)
- Expired
- Jun 30, 2011, 5:17 PM MDT
- In force
- 53 min
- Issued by
- NWS Cheyenne, WY
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
County Cheyenne County, NE
The radar
The Cheyenne radar (KCYS), 141 km from the middle of the area, began a volume at 22:24 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 30, 4:34 PM MDT | HAIL 0.25 | Lorenzo, NE | ALSO BRIEF HEAVY RAIN AND WINDS OF AT LEAST 50 MPH. |
| Jun 30, 4:39 PM MDT | HAIL 0.25 | Sidney, NE | HVY RAIN STRNG WNDS. |
| Jun 30, 4:42 PM MDT | TSTM WND GST 60 | 2 Ssw Sidney, NE | SIDNEY AIRPORT. |
| Jun 30, 4:45 PM MDT | HAIL 0.5 | Sidney, NE |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
Did it verify
Verified. The Iowa Environmental Mesonet's Cow matched one storm report to this severe thunderstorm warning; the first came 18 minutes after it went out.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
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 30, 12:18 PM MDT | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
Denver, CO (KDNR), launched 12:00Z, 10.4 hours before the alert went out and 153 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
- 2394 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 27 m²/s²
- 0-3 km storm-relative helicity
- 89 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
750 WUUS55 KCYS 302224 SVRCYS NEC033-302330- /O.NEW.KCYS.SV.W.0096.110630T2224Z-110630T2330Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CHEYENNE WY 424 PM MDT THU JUN 30 2011 THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CHEYENNE COUNTY IN THE PANHANDLE OF NEBRASKA... * UNTIL 530 PM MDT * AT 419 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 9 MILES WEST OF PEETZ...OR 21 MILES SOUTHWEST OF SIDNEY... AND MOVING NORTHEAST AT 35 MPH. * LOCATIONS IMPACTED INCLUDE... SIDNEY...LORENZO...SIDNEY AIRPORT...BROWNSON...GURLEY...DALTON. THIS INCLUDES INTERSTATE 80 IN NEBRASKA BETWEEN MILE MARKERS 40 AND 60. 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. && LAT...LON 4141 10327 4142 10269 4099 10304 4100 10336 TIME...MOT...LOC 2224Z 208DEG 37KT 4098 10325 WIND...HAIL 60MPH 1.50IN $$ HAHN
3 follow-up statements
749 WWUS55 KCYS 302243 SVSCYS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 443 PM MDT THU JUN 30 2011 NEC033-302330- /O.CON.KCYS.SV.W.0096.000000T0000Z-110630T2330Z/ CHEYENNE NE- 443 PM MDT THU JUN 30 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL CHEYENNE COUNTY UNTIL 530 PM MDT... AT 442 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR BROWNSON...OR NEAR SIDNEY...MOVING NORTHEAST AT 35 MPH. LOCATIONS IMPACTED INCLUDE... GURLEY AND DALTON. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && LAT...LON 4106 10328 4141 10313 4142 10269 4100 10303 TIME...MOT...LOC 2243Z 208DEG 37KT 4116 10303 WIND...HAIL 60MPH 1.00IN $$ HAHN
276 WWUS55 KCYS 302306 SVSCYS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 506 PM MDT THU JUN 30 2011 NEC033-302330- /O.CON.KCYS.SV.W.0096.000000T0000Z-110630T2330Z/ CHEYENNE NE- 506 PM MDT THU JUN 30 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL CHEYENNE COUNTY UNTIL 530 PM MDT... AT 501 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR GURLEY...OR 14 MILES NORTH OF SIDNEY...MOVING NORTHEAST AT 35 MPH. NICKEL SIZE HAIL MAY ALSO ACCOMPANY THESE DAMAGING WINDS. LOCATIONS IMPACTED INCLUDE... MAINLY RURAL AREAS OF NORTHERN CHEYENNE COUNTY. 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. && LAT...LON 4114 10293 4122 10313 4141 10308 4142 10269 TIME...MOT...LOC 2305Z 208DEG 37KT 4136 10286 WIND...HAIL 60MPH 0.88IN $$ HAHN
422 WWUS55 KCYS 302317 SVSCYS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 517 PM MDT THU JUN 30 2011 NEC033-302326- /O.CAN.KCYS.SV.W.0096.000000T0000Z-110630T2330Z/ CHEYENNE NE- 517 PM MDT THU JUN 30 2011 ...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL CHEYENNE COUNTY IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA. A NEW SEVERE THUNDERSTORM WARNING HAS BEEN ISSUED FOR NORTHEAST CHEYENNE COUNTY AND SOUTHEAST MORRILL COUNTY AND IS IN EFFECT THROUGH 545 PM. LAT...LON 4114 10293 4122 10313 4141 10308 4142 10269 TIME...MOT...LOC 2316Z 208DEG 37KT 4146 10279 $$ HAHN
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.
NWS Cheyenne, WY wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 30, 2:06 PM MDT, 2 hours 18 minutes earlier.
Area forecast discussion, Jun 30, 2:06 PM MDT, 2 hours 18 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE CHEYENNE WY 206 PM THU JUN 30 2011 .SHORT TERM...TONIGHT THROUGH SATURDAY... THUNDERSTORMS CONTINUE TO DEVELOP EARLY THIS AFTERNOON OVER THE SOUTHEAST PART OF WYOMING AND NORTHERN COLORADO. MANY OF THE STORMS WILL BECOME STRONG OR SEVERE THROUGH THE REST OF THE AFTERNOON AND EARLY TONIGHT AS THE ACTIVITY SPREAD EAST. MAIN THREAT FROM THE STORMS WILL BE STRONG WIND GUSTS...LARGE HAIL AND HEAVY RAINFALL. SO FAR TODAY TO THE WEST OF THE LARAMIE RANGE...SMALL HAIL...WIND GUSTS TO 40 MPH AND A PERIOD OF HEAVY RAIN HAS BEEN NOTED. DEEPER MOISTURE...GREATER INSTABILITY AND LARGER CAPE VALUES ARE OVER THE EAST PART OF THE CWA. THAT IS WHERE THE POTENTIAL FOR LARGER HAIL EXISTS. ALL OF THE ACTIVITY IS AHEAD OF A POTENT SHORTWAVE TROUGH CURRENTLY OVER EXTREME EAST CENTRAL UTAH. THAT FEATURE WILL MOVE ACROSS THE CWA TONIGHT. AHEAD OF THE SHORTWAVE TROUGH IS A 250 MB JET SEGMENT WHICH HAS BEEN AIDING STORM DEVELOPMENT OVER SOUTHEAST WYOMING. MODELS DIFFER WITH THE TIMING OF THE SHORTWAVE TROUGH WITH THE NAM BEING MUCH SLOWER. AT THIS TIME WILL FOLLOW MORE CLOSELY THE 00Z ECMWF TIMING WHICH MOVES THE FEATURE JUST EAST OF THE CWA AT 12Z FRIDAY. SHOWERS AND THUNDERSTORMS WILL CONTINUE AHEAD OF THE SHORTWAVE TROUGH TONIGHT. LOW CLOUDS AND WILL BE POSSIBLE LATER TONIGHT AND THROUGH MID MORNING FRIDAY OVER THE NORTHERN PANHANDLE WHERE THE SURFACE DEW POINTS WILL BE HIGHEST. AN ASSOCIATED SURFACE COLD FRONT WILL MOVE ACROSS THE CWA TONIGHT AND IS PRECEEDED BY A PRE FRONTAL TROUGH. BEHIND THE FRONT FOR FRIDAY WILL BE COOLER AND MORE STABLE AIR AS SURFACE HIGH PRESSURE BUILDS OVER THE REGION. FOR SATURDAY THE FLOW ALOFT IS MORE WESTERLY WITH A WEAK SHORTWAVE TROUGH MOVING ACROSS THE CWA. THE SURFACE HIGH WILL BE OVER THE PLAINS WITH SOUTHEAST RETURN FLOW INCREASING THE LOW LEVEL MOISTURE. PRECIPITABLE WATER VALUES INCREASE TO AN INCH OVER THE PANHANDLE ON SATURDAY. WILL INCREASE POPS FOR SATURDAY OVER MAINLY THE EASTERN PART OF THE CWA AND WARM TEMPERATURES. SPC HAS PLACED THE RISK OVER SEVERE OVER A NARROW PART OF SOUTHEAST WYOMING SATURDAY AFTERNOON AND LOOKS REASONABLE AT THIS TIME. .LONG TERM... LINGERING CONVECTION EXPECTED TO END SATURDAY EVENING WITH MAINLY DRY WEATHER EXPECTED SUNDAY AND MONDAY AS UPPER HIGH BUILDS OVER THE CWA WITH ASSOCIATED HEIGHT RISES. TEMPERATURES QUITE WARM SUNDAY AND INDEPENDENCE DAY WITH MAXS AROUND 100 POSSIBLE OVER THE PANHANDLE...ESPECIALLY MONDAY. INCREASE IN MOISTURE THEN EXPECTED OVER THE REGION BY MIDWEEK WHICH WILL BRING SOME MINOR COOLING AS WELL AS AN INCREASE IN MAINLY LATE DAY CONVECTION...BEGINNING TUESDAY THEN SOMEWHAT MORE SO WEDNESDAY AND THURSDAY. && .AVIATION...00Z TAF ISSUANCE... MAINLY VFR CONDITIONS EXPECTED TONIGHT THROUGH FRIDAY OUTSIDE OF SCTD TSRAS TONIGHT WHERE BRIEF MVFR CIGS/VSBYS POSSIBLE. BRIEF GUSTY SFC WINDS ALSO POSSIBLE VCTY ANY CBS. && .FIRE WEATHER... THUNDERSTORMS WILL AFFECT MOST OF THE CWA THROUGH TONIGHT WITH WETTING RAIN LIKELY. BEHIND THE COLD FRONT FOR FRIDAY WILL BE COOLER TEMPERATURES...A MUCH LOWER CHANCE OF LATE DAY STORMS AND GUSTY NORTHWEST OR NORTH WINDS. TEMPERATURES THEN WARM FOR THE WEEKEND AND MINIMUM RELATIVE HUMIDITY VALUES OVER THE LOWER ELEVATIONS DROP TO BETWEEN 15 AND 30 PERCENT. SOME LATE DAY THUNDERSTORMS WILL AFFECT THE EAST PART OF THE CWA SATURDAY. MID AND UPPER LEVEL MOISTURE RETURNS TO THE CWA MONDAY AND PERSISTS THROUGH THE MID PART OF NEXT WEEK. THE ADDITIONAL MOISUTRE WILL HELP TO PRODUCE LATE DAY SHOWERS AND THUDNERSTORMS. A COLD FRONT WILL MOVE ACROSS THE CWA MONDAY AFTERNOON AND MONDAY EVENING. && .HYDROLOGY... FLOOD WARNINGS REMAIN IN EFFECT FOR SARATOGA...SINCLAIR...HENRY AND MITCHELL ALONG THE NORTH PLATTE RIVER AS WELL AS THE LARAMIE RIVER NEAR LARAMIE AND THE ENCAMPMENT RIVER AT ENCAMPMENT. RIVER LEVELS WILL REMAIN STEADY OR SLOWLY FALL THROUGH EARLY NEXT WEEK ALONG THE LOWER NORTH PLATTE RIVER...WITH DIURNAL RISES AND FALLS MIXED IN WITH A GENERAL DECREASING TREND FURTHER WEST. VERY WARM TEMPERATURES ARE FORECAST OVER THE WEEKEND AND EARLY NEXT WEEK WHICH WILL RESULT IN INCREASED MOUNTAIN SNOW MELT. HOWEVER...WITH MOST OF THE SNOW PACK BELOW 9500 FEET MSL IN THE MOUNTAINS ALREADY MELTED... DO NOT ANTICIPATE ANY SIGNIFICANT RISES THIS WEEK. && .CYS WATCHES/WARNINGS/ADVISORIES... WY...NONE. NE...NONE. && WEILAND/EMANUEL
Hazardous weather outlook, Jun 30, 12:32 PM MDT, 3 hours 52 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHEYENNE WY 1232 PM MDT THU JUN 30 2011 WYZ101>119-011045- CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY- NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS- SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- EAST PLATTE COUNTY-GOSHEN COUNTY-CENTRAL CARBON COUNTY- NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY- SIERRA MADRE RANGE-UPPER NORTH PLATTE RIVER BASIN-SNOWY RANGE- LARAMIE VALLEY-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY- 1232 PM MDT THU JUN 30 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL WYOMING... SOUTH CENTRAL WYOMING AND SOUTHEAST WYOMING. .DAY ONE...THIS AFTERNOON AND TONIGHT THUNDERSTORMS WILL CONTINUE TO DEVELOP AND MOVE TO THE NORTHEAST AND SPREAD OVER THE REST OF SOUTHEAST WYOMING BY MID AFTERNOON. SOME OF THE THUNDERSTORMS WILL PRODUCE HAIL TO ONE INCH IN DIAMETER...WIND GUSTS TO 60 MPH AND HEAVY RAINFALL. THE THUNDERSTORMS WILL END OVER SOUTHEAST WYOMING BY LATE THIS EVENING. A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 9 PM. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY ISOLATED STRONG STORMS MAY DEVELOP MAINLY NORTH OF A GLENDO TO TORRINGTON LINE ON FRIDAY. THERE IS ALSO A CHANCE OF THUNDERSTORMS ON SATURDAY AND EARLY NEXT WEEK. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING. && THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT... HTTP://WEATHER.GOV/CHEYENNE NEZ002-003-019>021-054-055-095-096-011045- DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- NORTH SIOUX-SOUTH SIOUX- 1232 PM MDT THU JUN 30 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN NEBRASKA PANHANDLE. .DAY ONE...THIS AFTERNOON AND TONIGHT SCATTERED THUNDERSTORMS MAY DEVELOP OR MOVE INTO THE NEBRASKA PANHANDLE BY LATE IN THE AFTERNOON. SOME OF THE STORMS MAY BECOME SEVERE WITH THE MAIN THREATS BEING WIND GUSTS TO 70 MPH...HAIL UP TO ONE AND ONE HALF INCHES IN DIAMETER AND HEAVY RAIN. THE STORMS WILL WEAKEN AND MOVE EAST OF THE PANHANDLE SHORTLY AFTER MIDNIGHT. A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE WESTERN NEBRASKA PANHANDLE UNTIL 9 PM. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY ISOLATED STRONG STORMS MAY DEVELOP MAINLY NORTH OF A TORRINGTON TO ALLIANCE LINE ON FRIDAY. THERE IS ALSO A CHANCE OF THUNDERSTORMS ON SATURDAY AND EARLY NEXT WEEK. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED LATE THIS AFTERNOON AND TONIGHT. && THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT... HTTP://WEATHER.GOV/CHEYENNE WEILAND
In the hours before
Local storm report, Jun 30, 3:42 PM MDT, 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
342 PM MDT THU JUN 30 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0339 PM TSTM WND GST CHEYENNE 41.15N 104.79W
06/30/2011 M57 MPH LARAMIE WY ASOS
&&
MJAMSKILocal storm report, Jun 30, 3:53 PM MDT, 31 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
353 PM MDT THU JUN 30 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0352 PM TSTM WND GST 10 N CHEYENNE 41.29N 104.79W
06/30/2011 E60 MPH LARAMIE WY NWS EMPLOYEE
&&
MJAMSKILocal storm report, Jun 30, 4:07 PM MDT, 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
407 PM MDT THU JUN 30 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0406 PM HAIL 7 W CHADRON 42.83N 103.14W
06/30/2011 E1.00 INCH DAWES NE TRAINED SPOTTER
60 MPH WINDS ALSO.
&&
BCHAPMANLocal storm report, Jun 30, 4:14 PM MDT, 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
414 PM MDT THU JUN 30 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0401 PM TSTM WND GST 5 W CHADRON 42.84N 103.10W
06/30/2011 M57 MPH DAWES NE ASOS
&&
MJAMSKILocal storm report, Jun 30, 4:16 PM MDT, 8 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
416 PM MDT THU JUN 30 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0400 PM TSTM WND GST WHITAKER 41.41N 104.87W
06/30/2011 M56 MPH LARAMIE WY DEPT OF HIGHWAYS
&&
MJAMSKILocal storm report, Jun 30, 4:17 PM MDT, 7 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
417 PM MDT THU JUN 30 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0401 PM TSTM WND GST CHADRON 42.83N 103.00W
06/30/2011 M57 MPH DAWES NE ASOS
&&
BCHAPMANThe office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 7:16 PM MDT | Severe Thunderstorm Warning | CYS | Cheyenne, Morrill | 29 min |
| Jun 30, 2:03 PM MDT | Severe Thunderstorm Warning | CYS | Sioux | 24 min |
| Jun 30, 3:58 PM MDT | Severe Thunderstorm Warning | CYS | Banner, Kimball | 47 min |
| Jun 30, 4:01 PM MDT | Severe Thunderstorm Warning | CYS | Dawes | 29 min |
| Jun 30, 5:15 PM MDT | Severe Thunderstorm Warning | CYS | Cheyenne, Morrill | 17 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.