Alert archive / Minnesota / Flash Flood Warnings in 2024

Flash Flood Warning 3, NWS Twin Cities, MN

June 16, 2024McLeod County, Renville County, Sibley County, Minnesota

NWS Twin Cities, MN issued this flash flood warning at Jun 16, 2024, 12:42 AM CDT for McLeod County, Renville County, Sibley County, Minnesota. It was in force for 6 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
Jun 16, 2024, 12:42 AM CDT (05:42 UTC)
Expired
Jun 16, 2024, 6:45 AM CDT
In force
6 hr
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Flood severity
None

Counties McLeod County, MN, Renville County, MN, Sibley County, MN

The radar

The Minneapolis radar (KMPX), 64 km from the middle of the area, began a volume at 05:45 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

TimeReportWhereRemark
Jun 16, 2:30 AM CDTFLASH FLOODNew Auburn, MNMultiple reports of basement flooding and power outages via Sibley Co Dispatch Center.

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, 5.7 hours before the alert went out and 62 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.

Skew-T log-pSkew-T log-p diagram, Minneapolis, MN at 00:00Z on 2024-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 2024-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 521 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
834 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
521 m²/s²
0-3 km storm-relative helicity
789 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

161 
WGUS53 KMPX 160542
FFWMPX
MNC085-129-143-161145-
/O.NEW.KMPX.FF.W.0003.240616T0542Z-240616T1145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Twin Cities/Chanhassen MN
1242 AM CDT Sun Jun 16 2024

The National Weather Service in the Twin Cities has issued a

* Flash Flood Warning for...
  Southern McLeod County in central Minnesota...
  Southeastern Renville County in central Minnesota...
  Northwestern Sibley County in central Minnesota...

* Until 645 AM CDT Sunday.

* At 1242 AM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 2 and 3.5 inches of 
  rain have fallen. The expected rainfall rate is 2 to 3 inches in 1 
  hour. Flash flooding is ongoing or expected to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

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 4455 9478 4465 9480 4471 9472 4475 9438
      4483 9401 4482 9401 4478 9401 4474 9401
      4472 9401 4467 9401 4458 9435 4455 9463

FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...2-3 INCHES IN 1 HOUR

$$

Borghoff
2 follow-up statements
498 
WGUS73 KMPX 160759
FFSMPX

Flash Flood Statement
National Weather Service Twin Cities/Chanhassen MN
259 AM CDT Sun Jun 16 2024

MNC085-129-143-161145-
/O.CON.KMPX.FF.W.0003.000000T0000Z-240616T1145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
McLeod MN-Renville MN-Sibley MN-
259 AM CDT Sun Jun 16 2024

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 645 AM CDT THIS 
MORNING FOR SOUTHERN MCLEOD, SOUTHEASTERN RENVILLE AND NORTHWESTERN 
SIBLEY COUNTIES...

At 259 AM CDT, Doppler radar indicated thunderstorms have ended 
across the warned area. However, between 3 and 6 inches of rain have 
fallen and runoff continues.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar.

IMPACT...Flash flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other poor
         drainage and low-lying areas.

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 4455 9478 4465 9480 4471 9472 4475 9438
      4483 9401 4482 9401 4478 9401 4474 9401
      4472 9401 4467 9401 4458 9435 4455 9463

FLASH FLOOD...RADAR INDICATED

$$

Borghoff
598 
WGUS73 KMPX 161140
FFSMPX

Flash Flood Statement
National Weather Service Twin Cities/Chanhassen MN
640 AM CDT Sun Jun 16 2024

MNC085-129-143-161150-
/O.EXP.KMPX.FF.W.0003.000000T0000Z-240616T1145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
McLeod MN-Renville MN-Sibley MN-
640 AM CDT Sun Jun 16 2024

...FLASH FLOOD WARNING WILL EXPIRE AT 645 AM CDT THIS MORNING FOR 
SOUTHERN MCLEOD, SOUTHEASTERN RENVILLE AND NORTHWESTERN SIBLEY 
COUNTIES...

The heavy rain has ended. Flash flooding is no longer expected to 
pose a threat. Please continue to heed remaining road closures.

&&

LAT...LON 4455 9478 4465 9480 4471 9472 4475 9438
      4483 9401 4482 9401 4478 9401 4474 9401
      4472 9401 4467 9401 4458 9435 4455 9463

$$

Borghoff

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 16, 1:55 AM CDTRiver Flood WarningMPXCarver17 days
Jun 16, 10:38 AM CDTRiver Flood WarningMPXHennepin, Wright21 days
Jun 16, 4:49 PM CDTFlood WatchMPXAnoka, Benton, Blue Earth, Brown, Carver, Chippewa and 34 more35 hr

Nearby

Flash Flood Warnings in Minnesota, 2024Every flash flood warning in 2024

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.