Alert archive / Colorado / Flash Flood Warnings in 2004
Flash Flood Warning 18, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this flash flood warning at Jul 16, 2004, 3:20 PM MDT for Park County, Colorado. It was in force for 60 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 16, 2004, 3:20 PM MDT (21:20 UTC)
- Expired
- Jul 16, 2004, 4:20 PM MDT
- In force
- 60 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Counties, with a storm outline in the text
County Park County, CO
The radar
The Denver radar (KFTG), 108 km from the middle of the area, began a volume at 21:22 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 12:00Z, 9.3 hours before the alert went out and 206 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
- 192 J/kg
- Mixed-layer CIN
- -43 J/kg
- Mixed-layer LCL
- 624 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 88 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS55 KBOU 162123 FFWBOU COC093-162220- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE DENVER CO 320 PM MDT FRI JUL 16 2004 THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A * FLASH FLOOD WARNING FOR THE HAYMAN BURN... EXTREME EAST CENTRAL PARK COUNTY IN CENTRAL COLORADO * UNTIL 420 PM MDT * AT 320 PM MDT...THE PUBLIC REPORTED A FLASH FLOOD 4 MILES NORTH OF LAKE GEORGE...OR ABOUT 31 MILES NORTHWEST OF COLORADO SPRINGS. LOCATIONS IN THE WARNING INCLUDE...BUT ARE NOT LIMITED TO...TARRYALL. 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 TO PROTECT LIFE AND PROPERTY. 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. EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF VERMILLION AND CRYSTAL CREEKS IN EST CENTRAL PARK COUNTY AND ALSO MAY TRIGGER ROCK AND MUDSLIDES IN STEEP TERRAIN. LAT...LON 3913 10544 3898 10543 3898 10534 3913 10533 $$ RPK
1 follow-up statement
000 WGUS75 KBOU 162233 FFSBOU COC093-162245- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DENVER CO 431 PM MDT FRI JUL 16 2004 THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR EAST CENTRAL PARK COUNTY UNTIL 420 PM MDT HAS EXPIRED. AT 431 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED ONLY LIGHT RAIN OVER EAST CENTRAL PARK COUNTY. NO FURTHER REPORTS OF FLOODING HAVE BEEN RECEIVED SO THE WARNING HAS BEEN ALLOWED TO EXPIRE. PERSONS IN AND NEAR LAKE GEORGE SHOULD REMAIN ALERT TO CHANGING WEATHER CONDITIONS. LAT...LON 3913 10544 3898 10543 3898 10534 3913 10533 $$ RPK
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 15, 7:11 PM MDT | Severe Thunderstorm Warning | BOU | Phillips | 49 min |
| Jul 15, 10:19 PM MDT | Flash Flood Warning | BOU | Logan | 3 hr |
| Jul 16, 2:37 PM MDT | Flash Flood Warning | BOU | Douglas | 113 min |
Nearby
Flash Flood Warnings in Colorado, 2004Every flash flood warning in 2004
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.