Alert archive / Minnesota / Flash Flood Warnings in 2026

Flash Flood Warning 9, NWS Twin Cities, MN

September 6, 2026Faribault County, Minnesota

NWS Twin Cities, MN issued this flash flood warning at Sep 6, 2026, 1:28 PM CDT for Faribault 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 6, 2026, 1:28 PM CDT (18:28 UTC)
Expired
Sep 6, 2026, 4:26 PM CDT
In force
3 hr
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Flood severity
None

County Faribault County, MN

The radar

The Minneapolis radar (KMPX), 124 km from the middle of the area, began a volume at 18:31 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 12:00Z, 6.5 hours before the alert went out and 123 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 12:00Z on 2026-09-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 257 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 2026-09-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 square meters per square second.1939Sfc1 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
257 J/kg
Mixed-layer CIN
-330 J/kg
Mixed-layer LCL
1056 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
55 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

876 
WGUS53 KMPX 061828
FFWMPX
MNC043-062230-
/O.NEW.KMPX.FF.W.0009.260906T1828Z-260906T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Twin Cities/Chanhassen MN
128 PM CDT Sun Sep 6 2026

The National Weather Service in the Twin Cities has issued a

* Flash Flood Warning for...
  Northwestern Faribault County in south central Minnesota...

* Until 530 PM CDT.

* At 128 PM CDT, Doppler radar indicated thunderstorms producing
  heavy rain across the warned area. Between 2 and 3 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 indicated 2 to 3 inches of rain have fallen, more
           heavy rain expected to continue.

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

* Some locations that will experience flash flooding include...
  Winnebago, Minnesota Lake, Easton and Delavan.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 4385 9381 4378 9384 4371 9392 4371 9408
      4373 9424 4382 9425 4385 9425

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

$$

JRB
1 follow-up statement
450 
WGUS73 KMPX 062126
FFSMPX

Flash Flood Statement
National Weather Service Twin Cities/Chanhassen MN
426 PM CDT Sun Sep 6 2026

MNC043-062136-
/O.CAN.KMPX.FF.W.0009.000000T0000Z-260906T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Faribault MN-
426 PM CDT Sun Sep 6 2026

...FLASH FLOOD WARNING IS CANCELLED FOR NORTHWESTERN FARIBAULT
COUNTY...

The heavy rain has ended. Flood waters have receded. Flash Flooding
is no longer expected to pose a threat. Please continue to heed
remaining road closures.

&&

LAT...LON 4385 9381 4378 9384 4371 9392 4371 9408
      4373 9424 4382 9425 4385 9425

$$

MPG

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 6, 8:31 AM CDTSpecial Weather StatementMPXBrown44 min
Sep 6, 8:34 AM CDTSpecial Weather StatementMPXWatonwan41 min
Sep 6, 9:27 AM CDTSpecial Weather StatementMPXRedwood33 min
Sep 6, 10:26 AM CDTFlood WatchMPXMartin, Watonwan8 hr
Sep 6, 1:12 PM CDTSpecial Weather StatementMPXBlue Earth33 min
Sep 6, 1:37 PM CDTSpecial Weather StatementMPXStearns23 min

Nearby

Flash Flood Warnings in Minnesota, 2026Every flash flood warning in 2026

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.