Alert archive / Minnesota / Flash Flood Warnings in 2016
Flash Flood Warning 26, NWS Twin Cities, MN
NWS Twin Cities, MN issued this flash flood warning at Aug 29, 2016, 8:12 PM CDT for Benton County, Mille Lacs County, Minnesota. It was in force for 4 hr. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Aug 29, 2016, 8:12 PM CDT (01:12 UTC)
- Expired
- Aug 30, 2016, 12:15 AM CDT
- In force
- 4 hr
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Benton County, MN, Mille Lacs County, MN
The radar
The Minneapolis radar (KMPX), 104 km from the middle of the area, began a volume at 01:12 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 29, 8:52 PM CDT | FLASH FLOOD | Milaca, MN | CARS STALLED OUT ON 5TH AVE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 1.2 hours before the alert went out and 104 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
- 2493 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 964 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 88 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.9
The text
As transmitted.
753
WGUS53 KMPX 300112
FFWMPX
MNC009-095-300515-
/O.NEW.KMPX.FF.W.0026.160830T0112Z-160830T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
812 PM CDT MON AUG 29 2016
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHERN MILLE LACS COUNTY IN EAST CENTRAL MINNESOTA...
NORTHEASTERN BENTON COUNTY IN CENTRAL MINNESOTA...
* UNTIL 1215 AM CDT
* AT 811 PM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED
THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. FLASH
FLOODING IS BEGINNING IN MILACA! 3 TO 5 INCHES OF RAIN HAVE FALLEN
DURING THE LAST 2 TO 3 HOURS ACROSS MUCH OF THE WARNED AREA.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
MILACA...FORESTON...BOCK...GRANITE LEDGE AND RUM RIVER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
&&
LAT...LON 4581 9351 4571 9351 4572 9386 4582 9398
4583 9370
$$
BORGHOFF2 follow-up statements
439
WGUS73 KMPX 300212
FFSMPX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
912 PM CDT MON AUG 29 2016
MNC009-095-300515-
/O.CON.KMPX.FF.W.0026.000000T0000Z-160830T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MILLE LACS MN-BENTON MN-
912 PM CDT MON AUG 29 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT FOR
SOUTHERN MILLE LACS AND NORTHEASTERN BENTON COUNTIES...
AT 908 PM CDT...DOPPLER RADAR INDICATED HEAVY RAIN CONTINUING ACROSS
THE WARNED AREA. ESTIMATES OF 5 TO 7 INCHES HAVE FALLEN IN THE PAST
3 HOURS. FLASH FLOODING IS ALREADY OCCURRING.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
MILACA...FORESTON...BOCK...GRANITE LEDGE AND RUM RIVER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND
UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.
&&
LAT...LON 4581 9351 4571 9351 4572 9386 4582 9398
4583 9370
$$
BORGHOFF008
WGUS73 KMPX 300509
FFSMPX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1209 AM CDT TUE AUG 30 2016
MNC009-095-300517-
/O.EXP.KMPX.FF.W.0026.000000T0000Z-160830T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MILLE LACS MN-BENTON MN-
1209 AM CDT TUE AUG 30 2016
...THE FLASH FLOOD WARNING FOR SOUTHERN MILLE LACS AND NORTHEASTERN
BENTON COUNTIES WILL EXPIRE AT 1215 AM CDT...
MILLE LACS COUNTY OFFICIALS REPORTED A COUPLE OF ROADS REMAIN CLOSED
DUE TO HIGH WATER IN THE COUNTY. HOWEVER, WATER IS QUICKLY RECEDING
AND THE FLOODING IS NO LONGER EXPECTED TO POSE A SIGNFICANT THREAT.
PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES.
LAT...LON 4581 9351 4571 9351 4572 9386 4582 9398
4583 9370
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 29, 7:18 PM CDT | Special Weather Statement | MPX | Kanabec, Mille Lacs | 42 min |
| Aug 29, 8:06 PM CDT | Special Weather Statement | MPX | Kanabec, Mille Lacs | 24 min |
| Aug 29, 9:05 PM CDT | Special Weather Statement | MPX | Chisago | 55 min |
| Aug 29, 9:48 PM CDT | Special Weather Statement | MPX | Washington | 57 min |
| Aug 29, 10:38 PM CDT | Special Weather Statement | MPX | Sherburne, Wright | 82 min |
Nearby
Flash Flood Warnings in Minnesota, 2016Every flash flood warning in 2016
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.