Alert archive / Minnesota / Flash Flood Watches in 2016

Flash Flood Watch 5, NWS Twin Cities, MN

July 22, 20166 counties in Minnesota; Barron County, Polk County, Rusk County, Wisconsin

NWS Twin Cities, MN issued this flash flood watch at Jul 22, 2016, 3:06 PM CDT for 6 counties in Minnesota; Barron County, Polk County, Rusk County, Wisconsin. It took effect at Jul 23, 2016, 12:00 PM CDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Jul 22, 2016, 3:06 PM CDT (20:06 UTC)
In effect from
Jul 23, 2016, 12:00 PM CDT
Expired
Jul 23, 2016, 6:56 PM CDT
In force
7 hr
Issued by
NWS Twin Cities, MN
Flood severity
None

Counties Benton County, MN, Chisago County, MN, Isanti County, MN, Kanabec County, MN, Mille Lacs County, MN, Morrison County, MN, Barron County, WI, Polk County, WI, Rusk County, WI

The radar

The Minneapolis radar (KMPX), 102 km from the middle of the area, began a volume at 20:08 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, 8.1 hours before the alert went out and 103 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 2016-07-22Temperature 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 12:00Z on 2016-07-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -6 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
2248 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
-6 m²/s²
0-3 km storm-relative helicity
90 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

926 
WGUS63 KMPX 222006
FFAMPX

URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
306 PM CDT FRI JUL 22 2016

...FLOODING POTENTIAL INCREASING SATURDAY...

.A FLASH FLOOD WATCH HAS BEEN ISSUED FOR PORTIONS OF CENTRAL AND
EAST CENTRAL MINNESOTA...AS WELL AS PORTIONS OF WEST CENTRAL
WISCONSIN FOR SATURDAY AFTERNOON THROUGH SATURDAY NIGHT.
CONDITIONS ARE BECOMING CONDUCIVE FOR ANOTHER HEAVY RAINFALL EVENT
THAT MAY AFFECT PORTIONS OF CENTRAL MINNESOTA...AND INTO WEST
CENTRAL WISCONSIN. AN ABNORMALLY HIGH WATER CONTENT IN THE
ATMOSPHERE...COMBINED WITH A FRONTAL BOUNDARY...WILL CREATE
CONDITIONS TO SUPPORT FLASH FLOODING.

MNZ043>045-050-052-053-WIZ014>016-230500-
/O.NEW.KMPX.FF.A.0005.160723T1700Z-160724T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MORRISON-MILLE LACS-KANABEC-BENTON-ISANTI-CHISAGO-POLK-BARRON-
RUSK-
INCLUDING THE CITIES OF...LITTLE FALLS...PRINCETON...MORA...
FOLEY...CAMBRIDGE...CENTER CITY...OSCEOLA...RICE LAKE...LADYSMITH
306 PM CDT FRI JUL 22 2016

...FLASH FLOOD WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SUNDAY MORNING...

THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED
A

* FLASH FLOOD WATCH FOR PORTIONS OF MINNESOTA AND NORTHWEST 
  WISCONSIN...INCLUDING THE FOLLOWING AREAS...IN MINNESOTA... 
  BENTON...CHISAGO...ISANTI...KANABEC...MILLE LACS AND MORRISON. 
  IN NORTHWEST WISCONSIN...BARRON...POLK AND RUSK. 

* FROM SATURDAY AFTERNOON THROUGH SUNDAY MORNING

* DUE TO RECENT HEAVY RAINFALL...COMBINED WITH THE POTENTIAL OF
  HIGH RAINFALL RATES...WITH LEAD TO AN INCREASE FLOODING THREAT
  IN THE WATCH AREA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$

JLT
4 follow-up statements
205 
WGUS63 KMPX 230304
FFAMPX

FLOOD WATCH
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1004 PM CDT FRI JUL 22 2016

...FLOODING POTENTIAL INCREASING SATURDAY...

.A FLASH FLOOD WATCH HAS BEEN ISSUED FOR PORTIONS OF CENTRAL AND
EAST CENTRAL MINNESOTA AS WELL AS PORTIONS OF WEST CENTRAL
WISCONSIN FOR SATURDAY AFTERNOON THROUGH SATURDAY NIGHT.
CONDITIONS ARE BECOMING CONDUCIVE FOR ANOTHER HEAVY RAINFALL EVENT
THAT MAY AFFECT PORTIONS OF CENTRAL MINNESOTA INTO WEST CENTRAL
WISCONSIN. AN ABNORMALLY HIGH WATER CONTENT IN THE
ATMOSPHERE...COMBINED WITH AN APPROACHING COLD FRONT FROM THE
DAKOTAS...WILL CREATE CONDITIONS TO SUPPORT FLASH FLOODING.

MNZ043>045-050-052-053-WIZ014>016-231100-
/O.CON.KMPX.FF.A.0005.160723T1700Z-160724T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MORRISON-MILLE LACS-KANABEC-BENTON-ISANTI-CHISAGO-POLK-BARRON-
RUSK-
INCLUDING THE CITIES OF...LITTLE FALLS...PRINCETON...MORA...
FOLEY...CAMBRIDGE...CENTER CITY...OSCEOLA...RICE LAKE...LADYSMITH
1004 PM CDT FRI JUL 22 2016

...FLASH FLOOD WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON
THROUGH SUNDAY MORNING...

THE FLASH FLOOD WATCH CONTINUES FOR

* PORTIONS OF MINNESOTA AND NORTHWEST WISCONSIN...INCLUDING THE 
  FOLLOWING AREAS...IN MINNESOTA...BENTON...CHISAGO...ISANTI... 
  KANABEC...MILLE LACS AND MORRISON. IN NORTHWEST WISCONSIN... 
  BARRON...POLK AND RUSK. 

* FROM SATURDAY AFTERNOON THROUGH SUNDAY MORNING

* RECENT HEAVY RAINFALL...COMBINED WITH THE POTENTIAL OF HIGH
  RAINFALL RATES EXPECTED DURING THIS UPCOMING EVENT...WILL LEAD
  TO AN INCREASE THE FLOODING THREAT IN THE WATCH AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$
379 
WGUS63 KMPX 231013
FFAMPX

FLOOD WATCH
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
513 AM CDT SAT JUL 23 2016

...FLASH FLOOD POTENTIAL THIS AFTERNOON AND TONIGHT...

.A FLASH FLOOD WATCH REMAINS IN EFFECT FOR PORTIONS OF CENTRAL
AND EAST CENTRAL MINNESOTA AS WELL AS PORTIONS OF WEST CENTRAL
WISCONSIN FOR THIS AFTERNOON AND TONIGHT. SEVERAL ROUNDS OF
THUNDERSTORMS ARE EXPECTED ACROSS THE WATCH AREA THIS AFTERNOON
AND TONIGHT. AN ABNORMALLY HIGH WATER CONTENT IN THE
ATMOSPHERE...COMBINED WITH THE POTENTIAL FOR SEVERAL ROUNDS OF
THUNDERSTORMS ALONG WITH RECENT RAINFALL...WILL CREATE CONDITIONS
SUPPORTIVE FOR FLASH FLOODING.

MNZ043>045-050-052-053-WIZ014>016-231815-
/O.CON.KMPX.FF.A.0005.160723T1700Z-160724T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MORRISON-MILLE LACS-KANABEC-BENTON-ISANTI-CHISAGO-POLK-BARRON-
RUSK-
INCLUDING THE CITIES OF...LITTLE FALLS...PRINCETON...MORA...
FOLEY...CAMBRIDGE...CENTER CITY...OSCEOLA...RICE LAKE...LADYSMITH
513 AM CDT SAT JUL 23 2016

...FLASH FLOOD WATCH REMAINS IN EFFECT FROM NOON CDT TODAY
THROUGH SUNDAY MORNING...

THE FLASH FLOOD WATCH CONTINUES FOR

* PORTIONS OF MINNESOTA AND NORTHWEST WISCONSIN...INCLUDING THE
  FOLLOWING AREAS...IN MINNESOTA...BENTON...CHISAGO...ISANTI...
  KANABEC...MILLE LACS AND MORRISON COUNTIES. IN NORTHWEST
  WISCONSIN... BARRON...POLK AND RUSK COUNTIES.

* FROM NOON CDT TODAY THROUGH SUNDAY MORNING

* RECENT HEAVY RAINFALL...COMBINED WITH THE POTENTIAL OF HIGH 
  RAINFALL RATES EXPECTED DURING THIS UPCOMING EVENT...WILL LEAD 
  TO AN INCREASE THE FLOODING THREAT IN THE WATCH AREA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$
838 
WGUS63 KMPX 232109
FFAMPX

FLOOD WATCH
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
409 PM CDT SAT JUL 23 2016

...FLASH FLOOD POTENTIAL CONTINUES...

.A FLASH FLOOD WATCH REMAINS IN EFFECT FOR PORTIONS OF CENTRAL
AND EAST CENTRAL MINNESOTA AS WELL AS PORTIONS OF WEST CENTRAL
WISCONSIN THROUGH TONIGHT. AN ABNORMALLY HIGH WATER CONTENT IN
THE ATMOSPHERE... COMBINED WITH THE POTENTIAL FOR MORE THUNDERSTORMS
ALONG WITH RECENT RAINFALL...WILL CREATE CONDITIONS SUPPORTIVE FOR
FLASH FLOODING.

MNZ043>045-050-052-053-WIZ014>016-240515-
/O.CON.KMPX.FF.A.0005.000000T0000Z-160724T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MORRISON-MILLE LACS-KANABEC-BENTON-ISANTI-CHISAGO-POLK-BARRON-
RUSK-
INCLUDING THE CITIES OF...LITTLE FALLS...PRINCETON...MORA...
FOLEY...CAMBRIDGE...CENTER CITY...OSCEOLA...RICE LAKE...LADYSMITH
409 PM CDT SAT JUL 23 2016

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH SUNDAY MORNING...

THE FLASH FLOOD WATCH CONTINUES FOR

* PORTIONS OF MINNESOTA AND NORTHWEST WISCONSIN...INCLUDING THE 
  FOLLOWING AREAS...IN MINNESOTA...BENTON...CHISAGO...ISANTI... 
  KANABEC...MILLE LACS AND MORRISON. IN NORTHWEST WISCONSIN... 
  BARRON...POLK AND RUSK. 

* THROUGH SUNDAY MORNING

* RECENT HEAVY RAINFALL...COMBINED WITH THE POTENTIAL OF HIGH 
  RAINFALL RATES EXPECTED DURING THIS UPCOMING EVENT...WILL LEAD 
  TO AN INCREASE THE FLOODING THREAT IN THE WATCH AREA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$
414 
WGUS63 KMPX 232356
FFAMPX

FLOOD WATCH
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
656 PM CDT SAT JUL 23 2016

...FLASH FLOOD WATCH IS CANCELLED...

HEAVY RAIN HAS ENDED OVER EASTERN MINNESOTA INTO NORTHWESTERN
WISCONSIN. THEREFORE...THE THREAT FOR FLASH FLOODING HAS
DIMINISHED SUCH THAT THE FLASH FLOOD WATCH IS NO LONGER NECESSARY.

MNZ043>045-050-052-053-WIZ014>016-240100-
/O.CAN.KMPX.FF.A.0005.000000T0000Z-160724T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MORRISON-MILLE LACS-KANABEC-BENTON-ISANTI-CHISAGO-POLK-BARRON-
RUSK-
INCLUDING THE CITIES OF...LITTLE FALLS...PRINCETON...MORA...
FOLEY...CAMBRIDGE...CENTER CITY...OSCEOLA...RICE LAKE...LADYSMITH
656 PM CDT SAT JUL 23 2016

...FLASH FLOOD WATCH IS CANCELLED...

THE FLASH FLOOD WATCH FOR PORTIONS OF MINNESOTA AND NORTHWEST
WISCONSIN HAS BEEN CANCELLED. HEAVY RAIN HAS ENDED OVER EASTERN
MINNESOTA INTO NORTHWESTERN WISCONSIN. THEREFORE...THE THREAT FOR
FLASH FLOODING HAS DIMINISHED SUCH THAT THE FLASH FLOOD WATCH IS
NO LONGER NECESSARY.

$$

Nearby

Flash Flood Watches in Minnesota, 2016Flash Flood Watches in Wisconsin, 2016Every flash flood watch 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.