Alert archive / Kansas / Flash Flood Watches in 2016

Flash Flood Watch 1, NWS Goodland, KS

June 12, 201611 counties in Kansas; Cheyenne County, Kit Carson County, Yuma County, Colorado; Dundy County, Hitchcock County, Red Willow County, Nebraska

NWS Goodland, KS issued this flash flood watch at Jun 12, 2016, 2:29 PM CDT for 11 counties in Kansas; Cheyenne County, Kit Carson County, Yuma County, Colorado; Dundy County, Hitchcock County, Red Willow County, Nebraska. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued
Jun 12, 2016, 2:29 PM CDT (19:29 UTC)
Expired
Jun 13, 2016, 4:26 AM CDT
In force
14 hr
Issued by
NWS Goodland, KS
Flood severity
None

Counties Cheyenne County, CO, Kit Carson County, CO, Yuma County, CO, Cheyenne County, KS, Decatur County, KS, Gove County, KS, Greeley County, KS, Logan County, KS, Rawlins County, KS, Sheridan County, KS, Sherman County, KS, Thomas County, KS, Wallace County, KS, Wichita County, KS, Dundy County, NE, Hitchcock County, NE, Red Willow County, NE

The radar

The Goodland radar (KGLD), 26 km from the middle of the area, began a volume at 19:29 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 (KDEN), launched 12:00Z, 7.5 hours before the alert went out and 165 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 12:00Z on 2016-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 11 joules per kilogram.LCLLFCEL10008507005003002001001 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, Denver, CO at 12:00Z on 2016-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -72 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
11 J/kg
Mixed-layer CIN
-304 J/kg
Mixed-layer LCL
2145 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
-72 m²/s²
0-3 km storm-relative helicity
21 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 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 12, 12:48 PM CDT, 1 hour 41 minutes earlier.

Area forecast discussion, Jun 12, 12:48 PM CDT, 1 hour 41 minutes before
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Hazardous weather outlook, Jun 12, 12:06 PM CDT, 2 hours 23 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GOODLAND KS
1106 AM MDT SUN JUN 12 2016

COZ090>092-KSZ001>004-013>016-027>029-041-042-NEZ079>081-131715-
YUMA COUNTY-KIT CARSON COUNTY-CHEYENNE COUNTY-CHEYENNE-RAWLINS-
DECATUR-NORTON-SHERMAN-THOMAS-SHERIDAN-GRAHAM-WALLACE-LOGAN-GOVE-
GREELEY-WICHITA-DUNDY-HITCHCOCK-RED WILLOW-
1106 AM MDT SUN JUN 12 2016 /1206 PM CDT SUN JUN 12 2016/

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

.DAY ONE...THIS AFTERNOON AND TONIGHT...

THUNDERSTORM ACTIVITY WILL SPREAD FROM THE WEST TO THE EAST THIS
AFTERNOON THROUGH TONIGHT...WITH WIDESPREAD THUNDERSTORM ACTIVITY
LATE THIS EVENING INTO THE OVERNIGHT PERIOD. A FEW SEVERE
THUNDERSTORMS WILL BE POSSIBLE THIS AFTERNOON AND EVENING ACROSS
THE ENTIRE TRI STATE REGION...WITH DAMAGING WINDS IN EXCESS OF 60
MPH AND LARGE HAIL AROUND THE SIZE OF QUARTERS. SLOW THUNDERSTORM
MOTION AND HEAVY DOWNPOURS COULD LEAD TO LOCALIZED
FLOODING...PARTICULARLY THIS EVENING THROUGH THE OVERNIGHT
PERIOD.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY...

THERE IS A BETTER CHANCE FOR SEVERE THUNDERSTORMS MONDAY
AFTERNOON AND EVENING ACROSS THE TRI STATE REGION. DAMAGING WINDS
IN EXCESS OF 70 MPH...LARGE HAIL GREATER THAN 2 INCHES...AND
TORNADOES WILL BE POSSIBLE. IN ADDITION HEAVY RAIN COULD CREATE
LOCALIZED FLOODING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED THIS AFTERNOON AND EVENING.

In the hours before

Special weather statement, Jun 12, 2:00 PM CDT, 29 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 3:50 PM CDTSpecial Weather StatementGLDCheyenne10 min
Jun 12, 3:59 PM CDTSpecial Weather StatementGLDCheyenne31 min
Jun 12, 4:30 PM CDTSpecial Weather StatementGLDCheyenne, Sherman30 min
Jun 12, 5:00 PM CDTSpecial Weather StatementGLDCheyenne, Rawlins, Sherman30 min
Jun 12, 5:30 PM CDTSpecial Weather StatementGLDSherman, Wallace30 min
Jun 12, 5:31 PM CDTSpecial Weather StatementGLDRawlins, Thomas29 min
Jun 12, 5:57 PM CDTSpecial Weather StatementGLDWallace33 min
Jun 12, 5:58 PM CDTSpecial Weather StatementGLDLogan, Rawlins, Thomas32 min
Jun 12, 4:22 AM CDTSpecial Weather StatementGLDPhillips38 min
Jun 12, 2:00 PM CDTSpecial Weather StatementGLDYuma30 min
Jun 12, 2:38 PM CDTSpecial Weather StatementGLDYuma37 min
Jun 12, 2:52 PM CDTSevere Thunderstorm WarningGLDYuma24 min
Jun 12, 3:17 PM CDTSpecial Weather StatementGLDYuma43 min
Jun 12, 4:26 PM CDTSpecial Weather StatementGLDKit Carson34 min
Jun 12, 4:57 PM CDTSpecial Weather StatementGLDKit Carson33 min
Jun 12, 6:08 PM CDTSpecial Weather StatementGLDLincoln37 min
Jun 12, 6:47 PM CDTSpecial Weather StatementGLDCheyenne13 min
Jun 12, 6:57 PM CDTSevere Thunderstorm WarningGLDCheyenne33 min
Jun 12, 4:15 PM CDTSpecial Weather StatementGLDDundy15 min

Nearby

Flash Flood Watches in Kansas, 2016Flash Flood Watches in Colorado, 2016Flash Flood Watches in Nebraska, 2016Every flash flood watch in 2016

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.