Alert archive / Colorado / Flash Flood Warnings in 1996
Flash Flood Warning 19, NWS Goodland, KS
NWS Goodland, KS issued this flash flood warning at Jul 31, 1996, 8:57 PM MDT for Yuma County, Colorado. It was in force for 63 min. 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 31, 1996, 8:57 PM MDT (02:57 UTC)
- Expired
- Jul 31, 1996, 10:00 PM MDT
- In force
- 63 min
- Issued by
- NWS Goodland, KS
- Area
- Whole counties
County Yuma County, CO
The nearest sounding before it
Denver, CO (KDNR), launched 00:00Z, 3.0 hours before the alert went out and 70 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
- 1235 J/kg
- Mixed-layer CIN
- -38 J/kg
- Mixed-layer LCL
- 2359 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 111 m²/s²
- 0-3 km storm-relative helicity
- 264 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 10.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KGLD 010257 FFWGLD COC125-010600- BULLETIN - EBS ACTIVATION REQUESTED SEVERE THUNDERSTORM AND FLASH FLOOD WARNING NATIONAL WEATHER SERVICE GOODLAND KS 857 PM MDT WED JUL 31 1996 THE NATIONAL WEATHER SERVICE IN GOODLAND KS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1000 PM MDT AND A FLASH FLOOD WARNING EFFECTIVE UNTIL MIDNIGHT MDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHEAST COLORADO ...SOUTHERN YUMA COUNTY A SLOW MOVING SEVERE THUNDERSTORM 16 MILES SOUTH OF YUMA WAS PRODUCING EXTREMELY HEAVY RAIN. GOODLAND WEATHER RADAR ESTIMATES 2.6 INCHES OF RAIN HAS FALLEN IN THE LAST 30 MINUTES IN THIS AREA. THIS STORM WAS MOVING SOUTHEAST AT 10 MPH. ANOTHER SEVERE THUNDERSTORM WAS NEAR HALE IN EXTREME SOUTHEAST YUMA COUNTY... ALSO MOVING SLOWLY SOUTHEAST AT 10 MPH. MOVE TO HIGHER GROUND IF FLOOD WATERS THREATEN! GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS! A TORNADO WATCH IS ALSO IN EFFECT. SEVERE THUNDERSTORZM CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. ENTWISTLE
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 31, 2:01 PM MDT, 6 hours 56 minutes earlier.
Area forecast discussion, Jul 31, 2:01 PM MDT, 6 hours 56 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GOODLAND KS 201 PM MDT (301 PM CDT) WED JUL 31 1996 SHORT TERM: WENT ABV POP GUIDC YET LWR THAN GOING FCST. AM NOT CONFIDENT ALL AREAS WILL GET PCPN TONITE GIVEN ETA K23 SHOWING THKNS CONFLUENCE DOWNSTREAM OVR CWA WITH TRW CLUSTER DEVELOPING SE WYO ATTM. WUD THINK LLJ FORMS AFT SUNSET AND THIS OCCURS ON TOP OF THE CWA AS ETA SFC SHOWS WEAK SFC HI...AND H5 VORT BTWN GLD AND DDC BY 12Z. TEMPS SEEM GUD ENUF TO STAY IN CLOSE PROXIMITY. LONG TERM: EXPCT OVRNGT CONVCTN TO BE WEAKNG THRU MRNG HRS IN ERN SRN CWA AS S/WV EXITS AREA. WV SHOWS MORE WAVES NR W CST READY TO CLIMB RDG AND ENTR CWA VIA NW FLO FOR THU. MDLS HAVE RDG BLDG IN RSPNS TO DEEPNG LO OVR SW CAN. THIS WILL FORCE S/WVS FURTHER TO N AND E OF CWA BY LATE IN WEEK AND HAVE GONE DRY/WARMER FOR FRI. ALTHO ALL MDLS HAVE SIMILAR TREND...NGM/ETA PREFERRED FOR S/WV DETAILS. GLD 62/90/62/95 4223 HLC 65/88/65/92 434- CBK 63/90/62/95 4223 MCK 63/88/64/94 533- TRB 63/91/64/95 5223 ITR 61/90/62/94 522- VOJTESAK/HULL
In the hours before
Special weather statement, Jul 31, 8:28 PM MDT, 29 minutes before
COZ090>092-KSZ001-002-013-014-027-028-NEZ079-080-010830- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GOODLAND KS 827 PM MDT (927 PM CDT) WED JUL 31 1996 ...A TORNADO WATCH IS IN EFFECT UNTIL 2 AM MDT (3 AM CDT)... THUNDERSTORMS ARE RAPIDLY DEVELOPING ACROSS THE TRI-STATE REGION. THIS RAPID DEVELOPMENT IS EXPECTED TO CONTINUE THROUGH 2 AM MDT (3 AM CDT). GENERAL MOVEMENT OF THE THUNDERSTORMS IS SOUTHEAST AT AROUND 25 MPH. STAY TUNED TO YOUR NOAA WEATHER RADIO FOR FURTHER UPDATES AND POSSIBLE WARNINGS. IN NORTHWEST KANSAS...LISTEN TO 162.400 MHZ AND IN KIT CARSON AND YUMA COUNTIES...LISTEN TO 162.525 MHZ. IF SEVERE WEATHER OCCURS...PLEASE NOTIFY YOUR LOCAL LAW ENFORCEMENT AND HAVE THEM RELAY YOUR INFORMATION TO THE NATIONAL WEATHER SERVICE. GONSOWSKI
The office that day
Everything else NWS Goodland, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 31, 8:40 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 65 min |
| Jul 31, 8:57 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 63 min |
| Jul 31, 9:13 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 62 min |
| Jul 31, 10:13 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 62 min |
| Aug 1, 3:52 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 48 min |
| Aug 1, 4:40 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 50 min |
| Aug 1, 5:23 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 47 min |
| Aug 1, 5:41 PM MDT | Tornado Warning | GLD | Kit Carson | 59 min |
Nearby
Flash Flood Warnings in Colorado, 1996Every flash flood warning in 1996
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.