Alert archive / Minnesota / Flash Flood Warnings in 2016
Flash Flood Warning 9, NWS Twin Cities, MN
NWS Twin Cities, MN issued this flash flood warning at Jul 11, 2016, 8:05 PM CDT for 4 counties in Minnesota. It was in force for 4 hr. 5 reports 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
- Jul 11, 2016, 8:05 PM CDT (01:05 UTC)
- Expired
- Jul 12, 2016, 12:00 AM CDT
- In force
- 4 hr
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Benton County, MN, Kanabec County, MN, Mille Lacs County, MN, Morrison County, MN
The radar
The Minneapolis radar (KMPX), 126 km from the middle of the area, began a volume at 01:06 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 |
|---|---|---|---|
| Jul 11, 8:36 PM CDT | HEAVY RAIN 4.28 | 7 Se Onamia, MN | MESONET STATION ONAMIA 7SE /TS376/. RAINFALL PAST 12 HOURS. . |
| Jul 11, 9:28 PM CDT | HEAVY RAIN 3.97 | 7 N Granite Ledge, MN | MESONET STATION GRANITE LEDGE 7N /C0288/. RAINFALL TOTAL PAST 12 HOURS. . |
| Jul 11, 9:32 PM CDT | HEAVY RAIN 3.14 | 3 Wnw Bock, MN | MESONET STATION BOCK 3WNW /C6351/. RAINFALL PAST 12 HOURS. . |
| Jul 11, 9:45 PM CDT | FLASH FLOOD | 9 Nnw Quamba, MN | MOHAGANY AVE AT 300TH AVE AND 310TH AVE CLOSED BY HIGH WATER. . |
| Jul 11, 9:55 PM CDT | HEAVY RAIN 4.77 | 7 Nne Granite Ledge, MN | 24 HOUR RAINFALL TOTAL. MEASURED 8 MILES SSE OF HILLMAN. . |
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, 1.1 hours before the alert went out and 125 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
- 2508 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 1167 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 249 m²/s²
- 0-3 km storm-relative helicity
- 393 m²/s²
- Significant tornado parameter
- 2.9
- Supercell composite
- 26.2
The text
As transmitted.
627
WGUS53 KMPX 120105
FFWMPX
MNC009-065-095-097-120500-
/O.NEW.KMPX.FF.W.0009.160712T0105Z-160712T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
805 PM CDT MON JUL 11 2016
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* FLASH FLOOD WARNING FOR...
KANABEC COUNTY IN EAST CENTRAL MINNESOTA...
SOUTHEASTERN MORRISON COUNTY IN CENTRAL MINNESOTA...
MILLE LACS COUNTY IN EAST CENTRAL MINNESOTA...
NORTHEASTERN BENTON COUNTY IN CENTRAL MINNESOTA...
* UNTIL MIDNIGHT CDT
* AT 804 PM CDT...DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED
THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. UP TO
FOUR INCHES OF RAIN HAVE ALREADY FALLEN. FLASH FLOODING IS
EXPECTED TO BEGIN SHORTLY.
ADDITIONAL RAINFALL AMOUNTS OF ONE TO THREE INCHES ARE POSSIBLE IN
THE WARNED AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
&&
LAT...LON 4625 9343 4615 9343 4615 9306 4598 9306
4598 9314 4587 9314 4574 9344 4573 9351
4571 9352 4562 9378 4583 9385 4583 9436
4616 9412 4616 9381 4624 9381
$$
CCS2 follow-up statements
692
WGUS73 KMPX 120342
FFSMPX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1042 PM CDT MON JUL 11 2016
MNC009-065-095-097-120500-
/O.CON.KMPX.FF.W.0009.000000T0000Z-160712T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KANABEC MN-MORRISON MN-MILLE LACS MN-BENTON MN-
1042 PM CDT MON JUL 11 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR
KANABEC...SOUTHEASTERN MORRISON...MILLE LACS AND NORTHEASTERN BENTON
COUNTIES...
AT 1042 PM CDT...DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED
THUNDERSTORMS PRODUCING HEAVY RAIN OVER THE WARNED AREA. FLASH
FLOODING IS EXPECTED TO BEGIN SHORTLY.
ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE
WARNED AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND
UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
&&
LAT...LON 4625 9343 4615 9343 4615 9306 4598 9306
4598 9314 4587 9314 4574 9344 4573 9351
4571 9352 4562 9378 4583 9385 4583 9415
4616 9381 4624 9381
$$
JPC612
WGUS73 KMPX 120452
FFSMPX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1152 PM CDT MON JUL 11 2016
MNC009-065-095-097-120502-
/O.EXP.KMPX.FF.W.0009.000000T0000Z-160712T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KANABEC MN-MORRISON MN-MILLE LACS MN-BENTON MN-
1152 PM CDT MON JUL 11 2016
...THE FLASH FLOOD WARNING FOR KANABEC...SOUTHEASTERN MORRISON...
MILLE LACS AND NORTHEASTERN BENTON COUNTIES WILL EXPIRE AT MIDNIGHT
CDT...
THE HEAVY RAIN HAS ENDED...AND FLOODING IS NO LONGER EXPECTED TO POSE
A THREAT. PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES.
LAT...LON 4625 9343 4615 9343 4615 9306 4598 9306
4598 9314 4587 9314 4574 9344 4573 9351
4571 9352 4562 9378 4583 9385 4583 9415
4616 9381 4624 9381
$$
JPCThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 11, 7:00 PM CDT | Tornado Warning | MPX | Kandiyohi, Meeker, Stearns | 30 min |
| Jul 11, 7:09 PM CDT | Tornado Warning | MPX | Benton | 36 min |
| Jul 11, 7:16 PM CDT | Tornado Warning | MPX | Stearns | 29 min |
| Jul 11, 7:32 PM CDT | Flash Flood Warning | MPX | Benton, Morrison, Sherburne, Stearns | 4 hr |
| Jul 11, 7:37 PM CDT | Tornado Warning | MPX | Benton, Sherburne, Stearns | 23 min |
| Jul 11, 8:22 PM CDT | Special Weather Statement | MPX | Sherburne | 38 min |
| Jul 11, 8:44 PM CDT | Severe Thunderstorm Warning | MPX | Sherburne, Wright | 31 min |
| Jul 11, 8:50 PM CDT | Tornado Warning | MPX | Sherburne | 25 min |
| Jul 11, 9:00 PM CDT | Tornado Warning | MPX | Sherburne | 11 min |
| Jul 11, 11:12 PM CDT | Special Weather Statement | MPX | Freeborn | 33 min |
| Jul 11, 11:19 PM CDT | Special Weather Statement | MPX | Douglas | 41 min |
| Jul 11, 11:49 PM CDT | Flash Flood Warning | MPX | Anoka, Chisago, Isanti | 3 hr |
| Jul 12, 12:43 AM CDT | Special Weather Statement | MPX | Blue Earth | 47 min |
| Jul 12, 10:39 AM CDT | Areal Flood Warning | MPX | Benton, Kanabec, Mille Lacs | 4 days |
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.