Alert archive / Michigan / Flash Flood Warnings in 2004
Flash Flood Warning 6, NWS Gaylord, MI
NWS Gaylord, MI issued this flash flood warning at Aug 2, 2004, 2:00 PM EDT for Mackinac County, Michigan. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 2, 2004, 2:00 PM EDT (18:00 UTC)
- Expired
- Aug 2, 2004, 6:00 PM EDT
- In force
- 4 hr
- Issued by
- NWS Gaylord, MI
- Area
- Counties, with a storm outline in the text
County Mackinac County, MI
The radar
The NCL Michigan radar (KAPX), 128 km from the middle of the area, began a volume at 18:02 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
Alpena, MI (KAPX), launched 12:00Z, 6.0 hours before the alert went out and 221 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
- 1086 J/kg
- Mixed-layer CIN
- -64 J/kg
- Mixed-layer LCL
- 949 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 127 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.4
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS53 KAPX 021802
FFWAPX
MIC097-022200-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
200 PM EDT MON AUG 2 2004
THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A
* FLASH FLOOD WARNING FOR...
MACKINAC COUNTY IN EASTERN UPPER MICHIGAN
* UNTIL 600 PM EDT
* AT 150 PM EDT...EMERGENCY MANAGEMENT OFFICIALS AND LAW ENFORCEMENT
CONTINUE TO REPORT SECTIONS OF SEVERAL ROADS WASHED OUT ACROSS
MACKINAC COUNTY...DUE TO HEAVY RAINFALL FROM THUNDERSTORMS EARLIER
TODAY. ADDITIONAL THUNDERSTORMS ARE EXPECTED TO MOVE ACROSS THE
WARNING AREA THIS AFTERNOON...WHICH MAY EXACERBATE THE ONGOING
FLOODING.
* LOCATIONS IMPACTED INCLUDE...
EPOUFETTE...BREVORT...AND SAINT IGNACE.
DOPPLER RADAR ESTIMATED THAT BETWEEN 4 AND 5 INCHES OF RAINFALL
OCCURRED ACROSS PARTS OF MACKINAC COUNTY EARLIER TODAY.
NEARLY HALF OF ALL FLOOD FATALITIES ARE VEHICLE RELATED. DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE
ROADWAY. NEVER DRIVE THROUGH FLOWING WATER. ONLY A FEW INCHES OF
FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE.
TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
GAYLORD.
LAT...LON 4597 8440 4601 8443 4605 8466 4586 8480
4603 8502 4613 8540 4613 8552 4598 8566
4598 8584 4624 8583 4621 8516 4615 8511
4615 8436 4608 8436 4607 8424 4600 8424
4599 8414
$$2 follow-up statements
000 WGUS73 KAPX 021944 FFSAPX MIC097-022200- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE GAYLORD MI 345 PM EDT MON AUG 2 2004 ...FLASH FLOOD WARNING CONTINUES FOR MACKINAC COUNTY UNTIL 600 PM... A FLASH FLOOD WARNING REMAINS IN EFFECT FOR MACKINAC COUNTY UNTIL 600 PM. AT 345 PM...DOPPLER RADAR SHOWED THUNDERSTORMS MOVING ACROSS MACKINAC COUNTY...OVER THE SAME AREAS WHERE RADAR ESTIMATES FROM EARLIER TODAY INDICATED 4 TO 5 INCHES OF RAINFALL. THE HEAVY RAINFALL EARLIER TODAY WASHED OUT ONE THIRD OF US-2 AT THE WEST APPROACH TO THE CUT RIVER BRIDGE...JUST EAST OF EPOUFETTE. A PORTION OF THE EPOUFETTE BAY ROAD WAS ALSO WASHED OUT...JUST SOUTH OF EPOUFETTE OFF OF US-2. MOTORISTS ARE URGED TO DRIVE WITH EXTREME CAUTION IN MACKINAC COUNTY. REMEMBER THAT ONE TO TWO FEET OF WATER CAN FLOAT MOST AUTOMOBILES. DO NOT ATTEMPT TO CROSS A FLOODED ROADWAY. LAT...LON 4615 8554 4589 8543 4583 8446 4612 8440 $$
000 WGUS73 KAPX 022209 FFSAPX MIC097-022300- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE GAYLORD MI 600 PM EDT MON AUG 2 2004 ...FLASH FLOOD WARNING FOR MACKINAC COUNTY HAS BEEN ALLOWED TO EXPIRE... THE SHOWERS AND THUNDERSTORMS OF EARLIER TODAY THAT PRODUCED RADAR ESTIMATES OVER NEARLY 5 INCHES OF RAINFALL OVER MACKINAC COUNTY HAVE MOVED EAST. EMERGENCY MANAGEMENT OFFICIALS REPORT THAT THE WATERS HAVE RECEDED AND NO LONGER POSE A THREAT. AS A RESULT...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR MACKINAC COUNTY HAS BEEN ALLOWED TO EXPIRE. STAY TUNED TO NATIONAL WEATHER SERVICE WEATHER RADIO FOR THE LATEST WEATHER INFORMATION...INCLUDING WATCHES AND WARNINGS. LAT...LON 4619 8554 4602 8547 4612 8483 4612 8493 $$
The office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 12:00 PM EDT | Flash Flood Warning | APX | Mackinac | 2 hr |
| Aug 2, 1:35 PM EDT | Severe Thunderstorm Warning | APX | Presque Isle | 40 min |
| Aug 2, 1:42 PM EDT | Severe Thunderstorm Warning | APX | Presque Isle | 33 min |
| Aug 2, 1:47 PM EDT | Special Marine Warning | APX | 88 min | |
| Aug 2, 2:09 PM EDT | Severe Thunderstorm Warning | APX | Presque Isle | 51 min |
| Aug 2, 2:23 PM EDT | Severe Thunderstorm Warning | APX | Alpena | 52 min |
| Aug 2, 2:42 PM EDT | Severe Thunderstorm Warning | APX | Alcona | 48 min |
| Aug 2, 2:50 PM EDT | Special Marine Warning | APX | 85 min | |
| Aug 2, 3:23 PM EDT | Severe Thunderstorm Warning | APX | Otsego | 52 min |
| Aug 2, 3:30 PM EDT | Severe Thunderstorm Warning | APX | Alcona | 45 min |
| Aug 2, 3:37 PM EDT | Severe Thunderstorm Warning | APX | Oscoda | 53 min |
| Aug 2, 4:10 PM EDT | Severe Thunderstorm Warning | APX | Roscommon | 50 min |
| Aug 2, 4:35 PM EDT | Severe Thunderstorm Warning | APX | Iosco | 40 min |
| Aug 2, 4:40 PM EDT | Special Marine Warning | APX | 2 hr | |
| Aug 2, 4:40 PM EDT | Special Marine Warning | APX | 2 hr | |
| Aug 2, 4:46 PM EDT | Flash Flood Warning | APX | Alcona | 3 hr |
| Aug 2, 4:53 PM EDT | Severe Thunderstorm Warning | APX | Ogemaw | 67 min |
| Aug 2, 5:20 PM EDT | Severe Thunderstorm Warning | APX | Iosco | 55 min |
| Aug 2, 5:38 PM EDT | Severe Thunderstorm Warning | APX | Arenac | 52 min |
Nearby
Flash Flood Warnings in Michigan, 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.