Alert archive / Colorado / Flash Flood Watches in 2008

Flash Flood Watch 5, NWS Goodland, KS

June 5, 2008Yuma County, Colorado; Dundy County, Nebraska

NWS Goodland, KS issued this flash flood watch at Jun 5, 2008, 1:00 AM MDT for Yuma County, Colorado; Dundy County, Nebraska. It was in force for 22 hr.

The area

The counties it named.

The facts

Issued
Jun 5, 2008, 1:00 AM MDT (07:00 UTC)
Expired
Jun 5, 2008, 10:36 PM MDT
In force
22 hr
Issued by
NWS Goodland, KS
Flood severity
None

Counties Yuma County, CO, Dundy County, NE

The radar

The Goodland radar (KGLD), 86 km from the middle of the area, began a volume at 07:04 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

Denver, CO (KDNR), launched 00:00Z, 7.0 hours before the alert went out and 103 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, Denver, CO at 00:00Z on 2008-06-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 709 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 00:00Z on 2008-06-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 66 square meters per square second.1939587897Sfc1 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
709 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
1208 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
66 m²/s²
0-3 km storm-relative helicity
148 m²/s²
Significant tornado parameter
0.3
Supercell composite
5.0

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Goodland, KS wrote its last area forecast discussion before this flash flood watch went out at Jun 4, 11:23 PM MDT, 1 hour 37 minutes earlier.

Area forecast discussion, Jun 4, 11:23 PM MDT, 1 hour 37 minutes before
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Hazardous weather outlook, Jun 4, 10:01 AM MDT, 14 hours 59 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GOODLAND KS
1001 AM MDT WED JUN 4 2008

COZ090>092-KSZ001>004-013>016-027>029-041-042-NEZ079>081-051515-
YUMA-KIT CARSON-CHEYENNE CO-CHEYENNE KS-RAWLINS-DECATUR-NORTON-
SHERMAN-THOMAS-SHERIDAN-GRAHAM-WALLACE-LOGAN-GOVE-GREELEY-WICHITA-
DUNDY-HITCHCOCK-RED WILLOW-
1001 AM MDT WED JUN 4 2008 /1101 AM CDT WED JUN 4 2008/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EXTREME SOUTHWEST
NEBRASKA...NORTHWEST KANSAS AND EAST CENTRAL COLORADO.

.DAY ONE...TODAY AND TONIGHT

SEVERE WEATHER...INCLUDING THE POTENTIAL FOR TORNADOES...WILL
OCCUR THIS AFTERNOON AND EVENING. LOW PRESSURE WILL STRENGTHEN
OVER SOUTHEAST COLORADO THIS AFTERNOON...AND A WARM FRONT WILL
EXTEND FROM SOUTHEAST COLORADO TO CENTRAL NEBRASKA BY THIS
EVENING. THE AIR MASS OVER THE TRI-STATE AREA WILL BE MOIST AND
UNSTABLE.

THUNDERSTORMS WILL DEVELOP LATE THIS AFTERNOON MAINLY OVER EASTERN
COLORADO. THE STORMS WILL MOVE INTO WESTERN KANSAS AND SOUTHWEST
NEBRASKA LATE THIS AFTERNOON AND EVENING. ALL OF THE STORMS HAVE
THE POTENTIAL FOR PRODUCING DAMAGING WINDS AND LARGE HAIL...BUT THE
GREATEST THREAT OF SEVERE WEATHER WILL BE NORTH OF INTERSTATE 70.
THERE IS ALSO A CHANCE FOR TORNADOES...WITH THE GREATEST THREAT
AREA NORTHEAST OF A LINE FROM TRENTON NEBRASKA TO HOXIE KANSAS.

HEAVY RAIN IS ALSO POSSIBLE...AND A FLASH FLOOD WATCH HAS BEEN
ISSUED FOR PARTS OF SOUTHWEST NEBRASKA AND NORTHWEST KANSAS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THUNDERSTORMS ARE POSSIBLE AGAIN ACROSS THE TRI-STATE AREA ON
THURSDAY. ALTHOUGH INSTABILITY WILL BE LIMITED...A FEW STORMS MAY
BECOME SEVERE WITH LARGE HAIL AND DAMAGING WINDS THURSDAY
AFTERNOON AND EVENING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL BE NEEDED.

MENTZER

In the hours before

Local storm report, Jun 4, 7:55 PM MDT, 5 hours 5 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
755 PM MDT WED JUN 04 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0744 PM     HAIL             6 NNW PARKS             40.12N 101.77W
06/04/2008  E1.00 INCH       DUNDY              NE   TRAINED SPOTTER

            HAIL FOR FOUR MINUTES.

&&

HENDERSON
Local storm report, Jun 4, 8:06 PM MDT, 4 hours 54 minutes before
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Local storm report, Jun 4, 8:17 PM MDT, 4 hours 43 minutes before
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Local storm report, Jun 4, 8:20 PM MDT, 4 hours 40 minutes before
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Local storm report, Jun 4, 8:27 PM MDT, 4 hours 33 minutes before
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Local storm report, Jun 4, 8:34 PM MDT, 4 hours 26 minutes before
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The office that day

Everything else NWS Goodland, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 4, 7:00 PM MDTSevere Thunderstorm WarningGLDCheyenne47 min
Jun 5, 4:02 AM MDTSevere Thunderstorm WarningGLDCheyenne58 min
Jun 5, 4:53 AM MDTSevere Thunderstorm WarningGLDCheyenne67 min
Jun 5, 5:17 AM MDTSevere Thunderstorm WarningGLDCheyenne, Sherman58 min
Jun 5, 6:09 AM MDTSevere Thunderstorm WarningGLDCheyenne, Sherman, Thomas66 min
Jun 5, 6:41 AM MDTSevere Thunderstorm WarningGLDCheyenne, Rawlins, Sherman, Thomas34 min
Jun 5, 11:28 AM MDTSevere Thunderstorm WarningGLDWallace62 min
Jun 5, 12:08 PM MDTSevere Thunderstorm WarningGLDSherman, Wallace67 min
Jun 5, 12:26 PM MDTSevere Thunderstorm WarningGLDCheyenne, Sherman64 min
Jun 5, 12:41 PM MDTTornado WarningGLDGreeley, Wallace64 min
Jun 5, 1:02 PM MDTSevere Thunderstorm WarningGLDCheyenne, Rawlins, Sherman, Thomas58 min
Jun 5, 1:12 PM MDTTornado WarningGLDGreeley38 min
Jun 5, 1:14 PM MDTTornado WarningGLDGreeley, Logan, Wallace, Wichita51 min
Jun 5, 1:17 PM MDTSevere Thunderstorm WarningGLDLogan, Wichita34 min
Jun 5, 1:38 PM MDTTornado WarningGLDGove, Logan, Thomas29 min
Jun 5, 1:46 PM MDTSevere Thunderstorm WarningGLDDecatur, Rawlins, Thomas59 min
Jun 5, 1:58 PM MDTSevere Thunderstorm WarningGLDGove, Logan46 min
Jun 5, 2:01 PM MDTTornado WarningGLDDecatur, Norton, Rawlins44 min
Jun 5, 2:13 PM MDTSevere Thunderstorm WarningGLDRawlins35 min
Jun 5, 2:13 PM MDTTornado WarningGLDGove, Graham, Sheridan46 min
Jun 5, 2:46 PM MDTTornado WarningGLDGraham35 min
Jun 5, 2:47 PM MDTTornado WarningGLDDecatur, Norton14 min
Jun 4, 6:42 PM MDTTornado WarningGLDYuma63 min
Jun 4, 8:13 PM MDTFlash Flood WarningGLDYuma6 hr
Jun 5, 1:59 AM MDTAreal Flood WarningGLDYuma12 hr
Jun 5, 3:29 AM MDTSevere Thunderstorm WarningGLDKit Carson, Yuma61 min
Jun 5, 3:41 AM MDTSevere Thunderstorm WarningGLDCheyenne64 min
Jun 5, 4:38 AM MDTSevere Thunderstorm WarningGLDCheyenne, Kit Carson67 min
Jun 5, 8:20 AM MDTTornado WarningGLDCheyenne, Kit Carson23 min
Jun 5, 10:31 AM MDTSevere Thunderstorm WarningGLDCheyenne59 min
Jun 5, 11:43 AM MDTFlash Flood WarningGLDYuma3 hr
Jun 5, 2:34 PM MDTFlash Flood WarningGLDYuma3 hr
Jun 5, 4:48 PM MDTFlash Flood WarningGLDYuma6 hr
Jun 4, 7:42 PM MDTSevere Thunderstorm WarningGLDDundy, Hitchcock63 min
Jun 4, 8:04 PM MDTTornado WarningGLDHitchcock38 min
Jun 4, 8:39 PM MDTSevere Thunderstorm WarningGLDHitchcock, Red Willow66 min

Nearby

Flash Flood Watches in Colorado, 2008Flash Flood Watches in Nebraska, 2008Every flash flood watch in 2008

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.