Alert archive / Kansas / Flash Flood Warnings in 1998
Flash Flood Warning 15, NWS Goodland, KS
NWS Goodland, KS issued this flash flood warning at Jul 29, 1998, 1:59 PM CDT for Norton County, Kansas. It was in force for 2 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
- Jul 29, 1998, 1:59 PM CDT (18:59 UTC)
- Expired
- Jul 29, 1998, 4:00 PM CDT
- In force
- 2 hr
- Issued by
- NWS Goodland, KS
- Area
- Whole counties
County Norton County, KS
The radar
The Grand Island radar (KUEX), 138 km from the middle of the area, began a volume at 19:03 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
N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 7.0 hours before the alert went out and 161 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
- 79 J/kg
- Mixed-layer CIN
- -112 J/kg
- Mixed-layer LCL
- 1233 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 6 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KGLD 291900 FFWGLD KSC137-292100- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE GOODLAND KS 1259 PM MDT (159 PM CDT) WED JUL 29 1998 THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A * FLASH FLOOD WARNING FOR... EAST CENTRAL NORTON COUNTY IN NORTHWESTERN KANSAS * UNTIL 400 PM CDT (300 PM MDT) * AT 100 PM MDT...GOODLAND DOPPLER RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAIN IN EAST-CENTRAL NORTON COUNTY 5 MILES SOUTHEAST OF ALMENA...MOVING SLOWLY NORTH. * RADAR AND SPOTTER REPORTS INDICATE UP TO 5 INCHES OF RAIN HAS FALLEN SINCE 12 PM CDT. DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD! STAVISH &
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 Goodland, KS wrote its last area forecast discussion before this flash flood warning went out at Jul 29, 11:58 AM CDT, 2 hours 1 minute earlier.
Area forecast discussion, Jul 29, 11:58 AM CDT, 2 hours 1 minute before
AREA FORECAST DISCUSSION...UPDATE NATIONAL WEATHER SERVICE GOODLAND KS 1058 AM MDT (1158 AM CDT) WED JUL 29 1998 UPDATED ALL ZONES. CURRENT SFC REVEALS DEWPOINTS IN THE UPPER 60S TO LOW 70S ADVECTING NWWD INTO NE CO AHEAD OF A SFC LOW IN SE CO. UPPER WAVE ALSO EVIDENT MOVG THRU CEN CO...WHICH WILL ENHANCE CONVECTION OVER THE REGION THIS AFTN. MORNING SOUNDING FROM DENVER FOR 82 OVER 66 PRODUCED CAPES NEAR 4500 J/KG...HOWEVER Z LVLS/WET BULB ZEROS STILL FAIRLY HIGH...RANGING FROM 11-12KFT AGL ON OUR WRN TIER. LARGE CAPES COULD OVERCOME THIS HOWEVER TO PRODUCE LARGE HAIL. ALSO... MORNING UPPER AIR SHOWED PWS 150 PCT OF NORM FM DEN TO DDC. WITH STORM MOTN PROGGED AT 250/10KT...HEAVY RAIN AND LOCALIZED FLOODING WILL BE POSSIBLE. SOME CONVECTION ALREADY UNDERWAY IN NE ZONES TO THE N OF THE COOL FRONT THAT SAGGED INTO THE AREA OVERNGT. CINS APPEAR NIL. HIT THE SEVERE WORDING ON NW ZONES IN AGREEMENT W/SPC OUTLOOK. SKYCON AND WINDS NEEDED TO BE TOUCHED UP AS WELL. .GLD...NONE. STAVISH
In the hours before
Special weather statement, Jul 29, 11:23 AM CDT, 2 hours 36 minutes before
COZ090>092-KSZ001>004-013>016-027>029-041-042-NEZ079>081-300600- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GOODLAND KS 1021 AM MDT (1121 AM CDT) WED JUL 29 1998 THIS OUTLOOK PERTAINS TO THE FOLLOWING COUNTIES CHEYENNE CO CHEYENNE KS DECATUR KS DUNDY NE GOVE KS GRAHAM KS GREELEY KS HITCHCOCK NE KIT CARSON CO LOGAN KS NORTON KS RAWLINS KS RED WILLOW NE SHERIDAN KS SHERMAN KS THOMAS KS WALLACE KS WICHITA KS YUMA CO SPOTTER ACTIVATION MAY BE REQUIRED. SYNOPSIS: AN UPPER LEVEL DISTURBANCE WILL PASS OVER THE TRI-STATE AREA THIS AFTERNOON INTO THIS EVENING. THIS DISTURBANCE WILL INTERACT WITH VERY MOIST AND UNSTABLE AIRMASS NORTH OF A WARM FRONT THAT WILL BE LIFTING NORTHWARD INTO WESTERN KANSAS. ANOTHER FOCUS WILL BE A NEARLY STATIONARY FRONT CURRENTLY DRAPED OVER NORTHERN KANSAS INTO NORTHEAST COLORADO. SCATTERED STRONG AND POSSIBLY SEVERE THUNDERSTORMS SHOULD DEVELOP BY MID AFTERNOON. MOVEMENT WILL BE EAST AT 10 TO 15 MPH. THE STORMS WILL BE CAPABLE OF PRODUCING HAIL TO 1 INCH IN DIAMETER AND VERY HEAVY RAIN THAT COULD PRODUCE LOCALIZED FLOODING. STAVISH
The office that day
Everything else NWS Goodland, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 5:30 PM CDT | Flash Flood Warning | GLD | Sherman, Wallace | 4 hr |
| Jul 29, 5:49 PM CDT | Severe Thunderstorm Warning | GLD | Cheyenne | 51 min |
Nearby
Flash Flood Warnings in Kansas, 1998Every flash flood warning in 1998
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.