Alert archive / Colorado / Flash Flood Warnings in 1998
Flash Flood Warning 7, NWS Goodland, KS
NWS Goodland, KS issued this flash flood warning at Jul 9, 1998, 7:10 PM MDT for Kit Carson County, Colorado. It was in force for 6 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 9, 1998, 7:10 PM MDT (01:10 UTC)
- Expired
- Jul 10, 1998, 1:10 AM MDT
- In force
- 6 hr
- Issued by
- NWS Goodland, KS
- Area
- Whole counties
County Kit Carson County, CO
The radar
The Goodland radar (KGLD), 78 km from the middle of the area, began a volume at 01:13 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, 1.2 hours before the alert went out and 83 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
- 154 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 1109 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- -32 m²/s²
- 0-3 km storm-relative helicity
- 13 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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 9, 1:48 PM MDT, 5 hours 22 minutes earlier.
Area forecast discussion, Jul 9, 1:48 PM MDT, 5 hours 22 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GOODLAND KS 148 PM MDT (248 PM CDT) THU JUL 9 1998 ...THE CHALLENGE THIS FCST PACKAGE IS TSTM POTENTIAL AND HVY RNFL THREAT... ALL MODELS HV BEEN DOING POORLY LATELY...HWVR...LIKE THE NGM/AVN THIS FCST PACKAGE. LTST WTR VAPOR AND VISIBLE LOOP SHOWS SW MONSOON MOISTURE PLUME OVR MUCH OF CWA...WITH MID LVL DRY PUNCH MOVING N THRU SE CO AND SW KS. LTST RADAR LOOP ALSO INDCS SOME WK CNVTN OVR SW NEBRASKA ERN CO...UNDER MN MOISTURE PLUME. FEEL CNVTN WILL CONT OVR NE CO...SW NEBRASKA TNGT WITH POSSIBLE MCS DVLPMT SPCLY OVR NRN CWA. THIS FITS WELL WITH BOTH NGM/AVN PRECIP FIELDS THRU 6Z FRI. ALSO...700 MB OMEGA FIELDS ALSO SUPPORT CNVTN OVR NE CO AND SW NEBRASKA...WITH E/SE PROPAGATION INDCD BY THE CORFIDI VECTORS. MODIFIED SOUNDING GIVES CAPES OF OVR 2000 WITH LI OF ARND -7 FOR GLD AND HLC AND WET BULB TEMPS 2000 FT LWR THAN YDA...CANT RULE OUT ISOLD SVR WITH VERY HVY RNFL LKLY. CONSIDERING ABNDT RNFL...CRNT FLDNG OVR PORTIONS OF CWA FM LAST NGTS RNFL AND PW OVR ONE INCH...WILL ISSUE FLASH FLD WTCH FOR A PTN OF CWA OVNGT. WITH THIS IN MIND WILL GO SLIGHTLY ABV MOS POPS TNGT WITH MN THREAT N OF I-70. STAYING WITH MOS...WILL KEEP POPS IN PACKAGE THRU FRI NGT WITH MOISTURE PLUME LKLY LINGERING OVR CWA. TEMPS LOOK RESONABLE WITH MOS DOING EXCELLENT JOB. EXTENDED FCST MODELS SHO POSSIBLE CNVTN ON SUN...WITH DRYING MONDAY AND TUE. CONFIDENCE IS RATED BELOW AVERAGE THIS FCST GVN INCONSISTENT PAST MODEL PERFORMANCE...HWVR...FEEL THAT THE POP COVERAGE IN THE CRNT PACKAGE IS RESONABLE CONSIDERING AN AVERAGE OF ALL MODEL PARAMETERS AND PAST EVE RNFL. .GLD...FLASH FLOOD WATCH FOR NW KS COUNTIES 1...13...14...27...28 MATHEWSON/VJN
The office that day
Everything else NWS Goodland, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 6:02 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 63 min |
| Jul 9, 7:10 PM MDT | Flash Flood Warning | GLD | Kit Carson | 6 hr |
Nearby
Flash Flood Warnings in Colorado, 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.