Alert archive / Minnesota / Flash Flood Warnings in 2014
Flash Flood Warning 9, NWS Twin Cities, MN
NWS Twin Cities, MN issued this flash flood warning at Jun 18, 2014, 12:12 AM CDT for Blue Earth County, Nicollet County, Minnesota. It was in force for 4 hr. 3 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
- Jun 18, 2014, 12:12 AM CDT (05:12 UTC)
- Expired
- Jun 18, 2014, 4:00 AM CDT
- In force
- 4 hr
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Blue Earth County, MN, Nicollet County, MN
The radar
The Minneapolis radar (KMPX), 80 km from the middle of the area, began a volume at 05:12 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 |
|---|---|---|---|
| Jun 18, 12:40 AM CDT | FLASH FLOOD | Mankato, MN | SEVERAL ROADS BECOMING IMPASSABLE WITHIN THE CITY LIMITS. |
| Jun 18, 12:42 AM CDT | FLASH FLOOD | 7 Sw Mankato, MN | WATER UP TO CAR BUMPERS. OCCURRED IN RAPIDAN. |
| Jun 18, 12:49 AM CDT | FLASH FLOOD | 2 Ssw Skyline, MN | MN 66 SOUTH OF MANKATO CLOSED DUE TO A MUDSLIDE AND FLOODING. |
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, 5.2 hours before the alert went out and 79 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
- 901 J/kg
- Mixed-layer CIN
- -172 J/kg
- Mixed-layer LCL
- 1176 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- -31 m²/s²
- 0-3 km storm-relative helicity
- 71 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.6
The text
As transmitted, in the capitals the NWS used until 2016.
952 WGUS53 KMPX 180512 FFWMPX MNC013-103-180900- /O.NEW.KMPX.FF.W.0009.140618T0512Z-140618T0900Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 1212 AM CDT WED JUN 18 2014 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * FLASH FLOOD WARNING FOR... NORTHEASTERN BLUE EARTH COUNTY IN SOUTH CENTRAL MINNESOTA... SOUTHEASTERN NICOLLET COUNTY IN SOUTH CENTRAL MINNESOTA... * UNTIL 400 AM CDT * AT 1211 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. RAINFALL RATES OF 1 TO 3 INCHES PER HOUR ARE OCCURRING. * RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... MANKATO...SKYLINE...AND MINNEOPA STATE PARK. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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 4424 9377 4410 9377 4409 9420 4422 9420 $$ BORGHOFF
1 follow-up statement
146 WGUS73 KMPX 180544 FFSMPX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 1244 AM CDT WED JUN 18 2014 MNC013-103-180900- /O.CON.KMPX.FF.W.0009.000000T0000Z-140618T0900Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NICOLLET MN-BLUE EARTH MN- 1244 AM CDT WED JUN 18 2014 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTHEASTERN BLUE EARTH AND SOUTHEASTERN NICOLLET COUNTIES UNTIL 400 AM CDT... AT 1242 AM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THAT THUNDERSTORMS WITH VERY HEAVY RAINFALL IS PRODUCING FLASH FLOODING IN RAPIDAN AND THE CITY OF MANKATO. NUMEROUS ROADS ARE BECOMING IMPASSIBLE. NEARLY STATIONARY STORMS WILL WORSEN THE FLOODING AND COULD BRING SIGNIFICANT FLASH FLOODING WITHIN THE NEXT HOUR. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. IF FLOODING IS OBSERVED...ACT QUICKLY. DO NOT ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. && LAT...LON 4424 9377 4410 9377 4409 9420 4422 9420 $$ BORGHOFF
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 10:35 PM CDT | River Flood Warning | MPX | Goodhue | 55 hr |
| Jun 17, 10:48 PM CDT | Special Weather Statement | MPX | Ramsey | 42 min |
| Jun 17, 10:54 PM CDT | Special Weather Statement | MPX | Blue Earth | 51 min |
| Jun 17, 11:12 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Nicollet | 48 min |
| Jun 17, 11:35 PM CDT | Special Weather Statement | MPX | Watonwan | 40 min |
| Jun 17, 11:59 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Le Sueur, Nicollet | 46 min |
| Jun 18, 12:50 AM CDT | Severe Thunderstorm Warning | MPX | Rice | 55 min |
| Jun 18, 2:42 AM CDT | Flash Flood Warning | MPX | Brown | 4 hr |
| Jun 18, 3:02 AM CDT | Severe Thunderstorm Warning | MPX | Faribault, Freeborn | 43 min |
| Jun 18, 7:11 AM CDT | Areal Flood Warning | MPX | Blue Earth, Brown, Le Sueur, Nicollet, Waseca | 4 days |
| Jun 18, 1:33 PM CDT | River Flood Warning | MPX | Blue Earth, Nicollet | 9 days |
| Jun 18, 1:33 PM CDT | River Flood Warning | MPX | Le Sueur, Scott, Sibley | 16 days |
| Jun 18, 1:33 PM CDT | River Flood Warning | MPX | Carver, Scott | 19 days |
| Jun 18, 1:33 PM CDT | River Flood Warning | MPX | Dakota, Hennepin, Scott | 21 days |
| Jun 18, 2:41 PM CDT | Flash Flood Watch | MPX | Anoka, Blue Earth, Brown, Carver, Chippewa, Dakota and 25 more | 29 hr |
| Jun 18, 3:47 PM CDT | Areal Flood Warning | MPX | Le Sueur, Rice, Steele, Waseca | 4 days |
Nearby
Flash Flood Warnings in Minnesota, 2014Every flash flood warning in 2014
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.