830
WGUS83 KMKX 170943 RRB
FLSMKX

Flood Statement
National Weather Service Milwaukee/Sullivan WI
443 AM CDT Wed Jul 17 2024

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

  Rock River Near Lake Koshkonong affecting Jefferson and Rock
  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 this afternoon at 445 PM CDT.

&&

WIC055-105-172145-
/O.CON.KMKX.FL.W.0048.000000T0000Z-240723T1200Z/
/NVLW3.1.ER.240715T0140Z.240718T0600Z.240723T0600Z.NO/
443 AM CDT Wed Jul 17 2024

...FLOOD WARNING REMAINS IN EFFECT UNTIL TUESDAY MORNING...

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

* WHERE...Rock River near Lake Koshkonong.

* WHEN...Until Tuesday morning.

* 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 4:00 AM CDT Wednesday the stage was 10.1 feet.
  - Bankfull stage is 9.0 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 4:00 AM CDT Wednesday was 10.1 feet.
  - Forecast...The river is expected to rise to a crest of 10.2
    feet just after midnight tonight. It will then fall below
    flood stage early Tuesday 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 7 am...
Location        stage stage     stage/time    Thu  Fri  Sat  Sun
Lake Koshkonong 10.0  9.0   10.07 4 am 7/17   10.2 10.2 10.2 10.2

-                    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 10.09 7 pm 7/16         0.02       10.20 1 pm 7/21


&&

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


$$

QUIGLEY