Alert archive / Minnesota / Flash Flood Warnings in 2005
Flash Flood Warning 32, NWS Twin Cities, MN
NWS Twin Cities, MN issued this flash flood warning at Sep 12, 2005, 10:34 PM CDT for Chisago County, Minnesota. 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 outline as issued.
The facts
- Issued
- Sep 12, 2005, 10:34 PM CDT (03:34 UTC)
- Expired
- Sep 13, 2005, 1:30 AM CDT
- In force
- 3 hr
- Issued by
- NWS Twin Cities, MN
- Area
- Counties, with a storm outline in the text
County Chisago County, MN
The radar
The Minneapolis radar (KMPX), 90 km from the middle of the area, began a volume at 03:35 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
Minneapolis, MN (KMPX), launched 00:00Z, 3.6 hours before the alert went out and 91 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
- 968 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 851 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 94 m²/s²
- 0-3 km storm-relative helicity
- 161 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 3.7
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS53 KMPX 130337
FFWMPX
MNC025-130630-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1034 PM CDT MON SEP 12 2005
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* FLASH FLOOD WARNING FOR...
CHISAGO COUNTY IN EAST CENTRAL MINNESOTA
* UNTIL 130 AM CDT
* AT 1034 PM CDT...RADAR DETECTED THUNDERSTORMS PRODUCING VERY
HEAVY RAIN SPREADING INTO CHISAGO COUNTY. THE STORMS PRODUCING
THE HEAVIEST RAIN WERE 7 MILES WEST OF HARRIS...OR ABOUT 5 MILES
EAST OF CAMBRIDGE. THESE STORMS WERE MOVING TO THE NORTHEAST AT
25 MPH. RADAR ESTIMATES RAINFALL RATES NEAR TWO AND ONE HALF
INCHES PER HOUR WITH THESE STORMS.
* SOME LOCATIONS THAT MAY BE AFFECTED INCLUDE...BRANCH...CENTER
CITY...CHISAGO CITY...LINDSTROM...NORTH BRANCH...RUSH CITY AND
STACY.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS. IF FLOODING IS OBSERVED ACT QUICKLY. MOVE TO
HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO
FLOODING WHEN WATER BEGINS RISING.
LAT...LON 4532 9301 4541 9266 4555 9275 4556 9289
4573 9289 4573 9314 4558 9312 4556 9302
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 12, 7:14 PM CDT | Tornado Warning | MPX | Chippewa, Lac qui Parle, Yellow Medicine | 61 min |
| Sep 12, 7:31 PM CDT | Flash Flood Warning | MPX | Chippewa, Lac qui Parle, Yellow Medicine | 3 hr |
| Sep 12, 8:09 PM CDT | Severe Thunderstorm Warning | MPX | McLeod, Meeker, Wright | 66 min |
| Sep 12, 8:18 PM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi, Renville | 57 min |
| Sep 12, 9:10 PM CDT | Flash Flood Warning | MPX | Wright | 3 hr |
| Sep 12, 9:10 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Hennepin, Sherburne, Wright | 65 min |
| Sep 12, 9:14 PM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi, McLeod, Meeker, Renville | 61 min |
| Sep 12, 9:47 PM CDT | Flash Flood Warning | MPX | Anoka, Isanti, Sherburne | 3 hr |
| Sep 12, 9:54 PM CDT | Severe Thunderstorm Warning | MPX | Carver, Sibley | 66 min |
| Sep 12, 10:11 PM CDT | Severe Thunderstorm Warning | MPX | Hennepin, Wright | 64 min |
| Sep 12, 10:38 PM CDT | Severe Thunderstorm Warning | MPX | Dakota, Scott | 52 min |
| Sep 12, 10:41 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Ramsey | 35 min |
| Sep 12, 11:04 PM CDT | Severe Thunderstorm Warning | MPX | Chisago, Washington | 56 min |
| Sep 12, 11:47 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Faribault, Martin, Watonwan | 58 min |
| Sep 13, 12:26 AM CDT | Severe Thunderstorm Warning | MPX | Freeborn, Steele, Waseca | 64 min |
| Sep 13, 12:44 AM CDT | Severe Thunderstorm Warning | MPX | Faribault | 46 min |
Nearby
Flash Flood Warnings in Minnesota, 2005Every flash flood warning in 2005
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.