Alert archive / Colorado / Flash Flood Warnings in 1997
Flash Flood Warning 4, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this flash flood warning at Jun 15, 1997, 12:33 AM MDT for Phillips County, Colorado. It was in force for 3 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
- Jun 15, 1997, 12:33 AM MDT (06:33 UTC)
- Expired
- Jun 15, 1997, 3:30 AM MDT
- In force
- 3 hr
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
County Phillips County, CO
The radar
The Goodland radar (KGLD), 148 km from the middle of the area, began a volume at 06:33 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, 6.6 hours before the alert went out and 109 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
- 70 J/kg
- Mixed-layer CIN
- -106 J/kg
- Mixed-layer LCL
- 2413 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- -71 m²/s²
- 0-3 km storm-relative helicity
- -39 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KDEN 150638
FFWDEN
COC095-150930-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE DENVER CO
1233 AM MDT SUN JUN 15 1997
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A FLASH FLOOD
WARNING EFFECTIVE UNTIL 330 AM MDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN NORTHEAST COLORADO
PHILLIPS
INCLUDING THE FOLLOWING LOCATIONS
AMHERST...FAIRFIELD...HAXTUN...HIGHLAND CENTER...HOLYOKE...
PAOLI...PLEASANT VALLEY AND WAGES
AT 1230 AM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
VERY HEAVY RAIN CONTINUING OVER PHILLIPS COUNTY. UP TO 3 INCHES OF
RAIN HAS ALREADY FALLEN IN THE HOLYOKE AND PAOLI AREA. THE PHILLIPS
COUNTY SHERIFF INDICATED THAT HIGHWAY 385 SOUTH OF HOLYOKE WAS UNDER
WATER.
THUNDERSTORMS WITH HEAVY RAIN WILL CONTINUE ACROSS THE AREA THROUGH
2 AM. ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES CAN BE
EXPECTED....WITH A FEW SPOTS PICKING UP AS MUCH AS 3 MORE INCHES.
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS
OF UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE. IF YOUR VEHICLE STALLS,
ABANDON IT IMMEDIATELY AND SEEK HIGHER GROUND.
BARJENBRUCH
LAT...LON 40n74 10207 4046 10208 4046 10269 4074 10263The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 6:05 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 35 min |
| Jun 14, 7:35 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Washington | 25 min |
| Jun 14, 7:55 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips, Sedgwick | 45 min |
| Jun 14, 8:52 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Phillips, Sedgwick | 38 min |
| Jun 14, 9:38 PM MDT | Severe Thunderstorm Warning | BOU | Phillips | 27 min |
| Jun 15, 3:25 AM MDT | Flash Flood Warning | BOU | Phillips | 2 hr |
| Jun 15, 5:23 AM MDT | Flash Flood Warning | BOU | Phillips | 3 hr |
| Jun 15, 1:41 PM MDT | Severe Thunderstorm Warning | BOU | Larimer, Weld | 34 min |
| Jun 15, 3:11 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Boulder, Weld | 34 min |
| Jun 15, 3:20 PM MDT | Tornado Warning | BOU | Adams, Weld | 25 min |
| Jun 15, 3:20 PM MDT | Tornado Warning | BOU | Boulder | 25 min |
| Jun 15, 3:53 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Weld | 32 min |
Nearby
Flash Flood Warnings in Colorado, 1997Every flash flood warning in 1997
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.