Alert archive / Kansas / Flash Flood Watches in 2007

Flash Flood Watch 10, NWS Wichita, KS

July 30, 20078 counties in Kansas

NWS Wichita, KS issued this flash flood watch at Jul 30, 2007, 3:50 PM CDT for 8 counties in Kansas. It took effect at Jul 30, 2007, 7:00 PM CDT. It was in force for 16 hr.

The area

The counties it named.

The facts

Issued: Jul 30, 2007, 3:50 PM CDT (20:50 UTC)
In effect from: Jul 30, 2007, 7:00 PM CDT
Expired: Jul 31, 2007, 11:23 AM CDT
In force: 16 hr
Issued by: NWS Wichita, KS
Flood severity: None

Counties Barton County, KS, Ellsworth County, KS, Lincoln County, KS, Marion County, KS, McPherson County, KS, Rice County, KS, Russell County, KS, Saline County, KS

The radar

The Wichita radar (KICT), 121 km from the middle of the area, began a volume at 20:52 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

Topeka, KS (KTOP), launched 12:00Z, 8.8 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 238 J/kg
Mixed-layer CIN: -33 J/kg
Mixed-layer LCL: 660 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: 26 m²/s²
0-3 km storm-relative helicity: 29 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 Wichita, KS wrote its last area forecast discussion before this flash flood watch went out at Jul 30, 3:44 PM CDT, 6 minutes earlier.

Area forecast discussion, Jul 30, 3:44 PM CDT, 6 minutes before

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Hazardous weather outlook, Jul 30, 5:18 AM CDT, 10 hours 32 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE WICHITA KS
518 AM CDT MON JUL 30 2007

KSZ032-033-047>053-067>072-082-083-091>096-098>100-311130-
RUSSELL-LINCOLN-BARTON-ELLSWORTH-SALINE-RICE-MCPHERSON-MARION-CHASE-
RENO-HARVEY-BUTLER-GREENWOOD-WOODSON-ALLEN-KINGMAN-SEDGWICK-HARPER-
SUMNER-COWLEY-ELK-WILSON-NEOSHO-CHAUTAUQUA-MONTGOMERY-LABETTE-
518 AM CDT MON JUL 30 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL...SOUTH
CENTRAL...AND SOUTHEAST KANSAS.

.DAY ONE...TODAY AND TONIGHT

NUMEROUS THUNDERSTORMS PRODUCING VERY HEAVY RAINS ARE LIKELY OVER
ALL OF CENTRAL...AS WELL AS MOST OF SOUTH-CENTRAL AND SOUTHEAST
KANSAS...BOTH TODAY AND TONIGHT. THE THUNDERSTORMS ARE...AND WILL
CONTINUE TO BE...SLOW MOVING...AND THEREFORE ARE CAPABLE OF CAUSING
LOCALIZED FLOODING.

FLOOD WARNINGS ARE ALREADY IN EFFECT FOR PART OF CENTRAL KANSAS...
AND WITH THE THUNDERSTORMS CONTINUING OVER MOST AREAS THROUGH
TONIGHT...FURTHER FLOOD WARNINGS ARE POSSIBLE...ESPECIALLY IN
CENTRAL KANSAS...WHERE ADDITIONAL RAINFALLS AROUND 2 INCHES ARE
LIKELY THROUGHOUT TODAY AND TONIGHT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

SEVERAL PERIODS OF THUNDERSTORMS ARE ANTICIPATED FROM TUESDAY
THROUGH WEDNESDAY NIGHT. THESE THUNDERSTORMS ARE ALSO EXPECTED TO
PRODUCE HEAVY RAINS...PRIMARILY OVER CENTRAL AND SOUTH-CENTRAL
KANSAS...WHERE ADDITIONAL LOCALIZED FLOODING IS POSSIBLE.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTER ACTIVATION IS NOT ANTICIPATED.

&&

FOR A GRAPHICAL VERSION OF THIS INFORMATION...SEE OUR
WEBPAGE AT (LOWERCASE) HTTP://WEATHER.GOV/WICHITA/HWO/HWO.PHP

ES

In the hours before

Local storm report, Jul 30, 12:54 PM CDT, 2 hours 56 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WICHITA KS
1254 PM CDT MON JUL 30 2007

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

1240 PM     FLOOD            PEABODY                 38.17N 97.11W
07/30/2007                   MARION             KS   LAW ENFORCEMENT

            LAW ENFORCEMENT REPORTED HIGH WATER GOING OVER A FEW
            RURAL ROADS NEAR PEABODY.

&&

CDJ

Special weather statement, Jul 30, 2:27 PM CDT, 1 hour 23 minutes before

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Special weather statement, Jul 30, 3:14 PM CDT, 36 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 30, 1:22 PM CDT	River Flood Warning	ICT	Saline	5 hr

Nearby

Flash Flood Watches in Kansas, 2007 Every flash flood watch in 2007

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.