Alert archive / Wyoming / Flash Flood Warnings in 2015

Flash Flood Warning 5, NWS Rapid City, SD

June 3, 2015Campbell County, Wyoming

NWS Rapid City, SD issued this flash flood warning at Jun 3, 2015, 7:20 PM MDT for Campbell County, Wyoming. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 3, 2015, 7:20 PM MDT (01:20 UTC)
Expired
Jun 3, 2015, 10:15 PM MDT
In force
3 hr
Issued by
NWS Rapid City, SD
Area
Storm-based polygon
Flood severity
None

County Campbell County, WY

The radar

The Rapid City radar (KUDX), 217 km from the middle of the area, began a volume at 01:20 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.

The nearest sounding before it

Rapid City, SD (KRAP), launched 00:00Z, 1.3 hours before the alert went out and 214 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 00:00Z on 2015-06-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Rapid City, SD at 00:00Z on 2015-06-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1280 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
50 m²/s²
0-3 km storm-relative helicity
148 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Rapid City, SD wrote its last area forecast discussion before this flash flood warning went out at Jun 3, 5:33 PM MDT, 1 hour 47 minutes earlier.

Area forecast discussion, Jun 3, 5:33 PM MDT, 1 hour 47 minutes before
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Hazardous weather outlook, Jun 3, 7:30 AM MDT, 11 hours 50 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RAPID CITY SD
730 AM MDT WED JUN 3 2015

SDZ001-002-012>014-024>032-041>044-046-047-049-072>074-WYZ054>058-
071-041300-
HARDING-PERKINS-BUTTE-NORTHERN MEADE CO PLAINS-ZIEBACH-
NORTHERN BLACK HILLS-NORTHERN FOOT HILLS-RAPID CITY-
SOUTHERN FOOT HILLS-CENTRAL BLACK HILLS-SOUTHERN BLACK HILLS-
CUSTER CO PLAINS-PENNINGTON CO PLAINS-HAAKON-FALL RIVER-SHANNON-
JACKSON-BENNETT-MELLETTE-TODD-TRIPP-STURGIS/PIEDMONT FOOT HILLS-
SOUTHERN MEADE CO PLAINS-HERMOSA FOOT HILLS-NORTHERN CAMPBELL-
SOUTHERN CAMPBELL-WESTERN CROOK-WYOMING BLACK HILLS-WESTON-
NORTHEASTERN CROOK-
730 AM MDT WED JUN 3 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN SOUTH DAKOTA AND
NORTHEASTERN WYOMING.

.DAY ONE...TODAY AND TONIGHT

THERE IS A CHANCE FOR SHOWERS AND THUNDERSTORMS THIS AFTERNOON AND
EVENING...WITH A SLIGHT RISK OF SEVERE THUNDERSTORMS CAPABLE OF
PRODUCING STRONG WINDS AND LARGE HAIL ACROSS NORTHEASTERN WYOMING
AND FAR SOUTHWESTERN SOUTH DAKOTA.

HIGH STREAM FLOWS WITH SOME MINOR FLOODING WILL CONTINUE ON SOME
CREEKS AND STREAMS IN THE BLACK HILLS AND THE ADJACENT PLAINS. SOME
OF THE STORMS TODAY AND TONIGHT MAY PRODUCE HEAVY RAIN...WHICH
COULD AGGRAVATE FLOODING CONDITIONS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THERE IS A CHANCE OF SHOWERS AND THUNDERSTORMS OVER VARIOUS PARTS
OF THE AREA EACH DAY FROM THURSDAY THROUGH TUESDAY. STRONG TO
SEVERE STORMS MAY BE POSSIBLE THURSDAY...AND HEAVY RAIN MAY WORSEN
FLOODING CONDITIONS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY.

&&

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES...
OR CHECK OUR WEB SITE AT WEATHER.GOV/RAPIDCITY

The office that day

Everything else NWS Rapid City, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 3, 9:30 PM MDTSpecial Weather StatementUNRLawrence30 min
Jun 3, 10:59 PM MDTSpecial Weather StatementUNR46 min
Jun 4, 1:09 AM MDTSevere Thunderstorm WarningUNRFall River66 min
Jun 4, 1:54 AM MDTSevere Thunderstorm WarningUNRCuster, Pennington66 min
Jun 4, 2:03 AM MDTSevere Thunderstorm WarningUNRFall River57 min
Jun 4, 2:57 AM MDTSevere Thunderstorm WarningUNRFall River63 min
Jun 4, 4:28 AM MDTSpecial Weather StatementUNROglala Lakota32 min
Jun 4, 4:40 AM MDTSevere Thunderstorm WarningUNRJackson51 min
Jun 4, 6:01 AM MDTSpecial Weather StatementUNRBennett29 min
Jun 4, 6:33 AM MDTSpecial Weather StatementUNRBennett, Jackson27 min
Jun 4, 11:50 AM MDTAreal Flood WarningUNRFall River4 days
Jun 4, 2:10 PM MDTAreal Flood WarningUNRFall River24 hr
Jun 4, 5:14 PM MDTSpecial Weather StatementUNRMeade46 min
Jun 3, 6:22 PM MDTSevere Thunderstorm WarningUNRCampbell53 min
Jun 3, 7:11 PM MDTSevere Thunderstorm WarningUNRCampbell37 min
Jun 3, 8:44 PM MDTSpecial Weather StatementUNRCrook31 min
Jun 3, 9:12 PM MDTSpecial Weather StatementUNRCrook48 min
Jun 3, 10:15 PM MDTAreal Flood WarningUNRCampbell12 hr
Jun 3, 11:38 PM MDTSpecial Weather StatementUNRCampbell52 min
Jun 4, 12:13 AM MDTSevere Thunderstorm WarningUNRCampbell, Weston62 min
Jun 4, 3:09 PM MDTAreal Flood WarningUNRCampbell48 hr

Nearby

Flash Flood Warnings in Wyoming, 2015Every flash flood warning in 2015

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; radar from the NEXRAD Level II archive.