Flood Statement
Issued by NWS Milwaukee/Sullivan, WI

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997
WGUS83 KMKX 062042 RRA
FLSMKX

Flood Statement
National Weather Service Milwaukee/Sullivan WI
342 PM CDT Sat Jul 6 2024

...The Flood Warning continues for the following rivers in
Wisconsin...

  Rock River Near Lake Koshkonong affecting Rock and Jefferson
  Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive
cars through flooded areas.

Additional information is available at www.weather.gov.

The next statement will be issued late tonight at 345 AM CDT.

&&

WIC055-105-070845-
/O.CON.KMKX.FL.W.0040.000000T0000Z-240710T1800Z/
/NVLW3.1.ER.240613T1822Z.240707T0000Z.240710T1200Z.NO/
342 PM CDT Sat Jul 6 2024

...FLOOD WARNING REMAINS IN EFFECT UNTIL EARLY WEDNESDAY AFTERNOON...

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...Rock River near Lake Koshkonong.

* WHEN...Until early Wednesday afternoon.

* IMPACTS...At 10.0 feet, Floodwaters affect homes and boat docks in
  the Blackhawk Island area of Lake Koshkonong on the north side of
  the lake. Floodwaters spread over low spots on Blackhawk Island
  Road in the area where the Rock River enters the lake.

* ADDITIONAL DETAILS...
  - At 3:00 PM CDT Saturday the stage was 10.1 feet.
  - Bankfull stage is 9.0 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 3:00 PM CDT Saturday was 10.1 feet.
  - Forecast...The river is expected to rise to a crest of 10.1
    feet this evening. It will then fall below flood stage
    Wednesday morning.
  - Flood stage is 10.0 feet.
  - Flood History...This crest compares to a previous crest of
    10.1 feet on 03/30/2011.
  - http://www.weather.gov/safety/flood

&&

River forecasts are available for some but not all river gaging
locations. The 7 day river forecast takes into account past
precipitation, soil moisture conditions, and predicted
precipitation for the basin. Precipitation is for the next 24 hours
in the future from April through September and for 48 hours in the
future from October through March.

(Stages in ft.)       Bank-       Latest         Forecast stages
-               Flood full       observed        ...for 1 pm...
Location        stage stage     stage/time    Sun  Mon  Tue  Wed
Lake Koshkonong 10.0  9.0   10.08 3 pm 7/06   10.1 10.0 10.0 9.9

-                    Highest       24 hour change
-                    observed      in river stage
-                    stage in        (ft.) up to     Highest stage
-                    the last      latest observed    forecast in
-                     7 days            stage         next 7 days
Lake Koshkonong 10.08 2 pm 7/06         0.03       10.10 1 pm 7/07


&&

LAT...LON 4293 8897 4283 8883 4282 8891 4278 8899
      4288 8911 4291 8904


$$

QUIGLEY