HYDROLOGIC OUTLOOK
Warning Issue Date: 1234 PM CST SUN DEC 27 2009
THE ILLINOIS RIVER.
THE FOLLOWING FLOOD FORECASTS ARE BASED PRIMARILY ON EXPECTED
RAINFALL OVER THE NEXT 24 HOURS. THERE IS SOME UNCERTAINTY IN THE
CREST FORECASTS AT THIS TIME AND SO THEY WILL LIKELY BE ADJUSTED ONCE
THE RAINFALL IS OBSERVED.
FOR THE ILLINOIS RIVER AT HENRY...THE LATEST STAGE IS 20.1 FEET AT 11
AM SATURDAY. FLOOD STAGE IS 23 FEET. MINOR FLOODING IS FORECAST...
WITH A CREST OF 23.7 FEET WEDNESDAY MORNING...WHICH IS 0.7 FEET ABOVE
FLOOD STAGE. THE RIVER SHOULD RISE ABOVE THE FLOOD STAGE OF 23 FEET
MONDAY EVENING. THE RIVER SHOULD FALL BELOW FLOOD STAGE EARLY
SATURDAY MORNING. AT 23 FEET...WATER BEGINS TO AFFECT THE MARINA IN
HENRY ALONG WITH MINOR FLOODING OF LAND ADJACENT TO THE RIVER.
FOR THE ILLINOIS RIVER NEAR PEORIA...THE LATEST STAGE IS 14.6 FEET AT
11 AM SATURDAY. FLOOD STAGE IS 18 FEET. MINOR FLOODING IS
FORECAST...WITH A CREST OF 20.4 FEET THURSDAY AFTERNOON...WHICH IS
2.4 FEET ABOVE FLOOD STAGE. THE RIVER SHOULD RISE ABOVE THE FLOOD
STAGE OF 18 FEET EARLY MONDAY MORNING.
FLD OBSERVED FORECAST 6 AM
LOCATION STG STG DAY TIME SUN MON TUE
ILLINOIS RIVER
HENRY 23 20.1 SAT 11 AM 21.3 22.5 23.3
PEORIA 18 14.6 SAT 11 AM 16.4 18.2 19.3
$$
07
FLOOD WARNING
Warning Issue Date: 820 PM CST SAT DEC 26 2009
THE FLOOD WARNING CONTINUES FOR
THE MACKINAW RIVER NEAR CONGERVILLE.
* UNTIL SUNDAY EVENING.
* AT 745 PM SATURDAY THE STAGE WAS 14.2 FEET.
* FLOOD STAGE IS 13.0 FEET.
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO BELOW FLOOD STAGE BY
TOMORROW AFTERNOON.
* IMPACT...AT 13.0 FEET...WIDESPREAD AGRICULTURAL FLOODING OCCURS.
FLD OBSERVED FORECAST 6AM
LOCATION STG STG DAY TIME SUN MON TUE
MACKINAW RIVER
CONGERVILLE 13 14.2 SAT 8 PM 13.8 11.3 9.4
$$
WINTER WEATHER ADVISORY
Warning Issue Date: 314 AM CST SUN DEC 27 2009
...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM THIS MORNING TO
MIDNIGHT CST TONIGHT...
THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM
6 AM THIS MORNING TO MIDNIGHT CST TONIGHT.
* TIMING...LIGHT TO MODERATE SNOW WILL SPREAD ACROSS THE AREA FROM
WEST TO EAST THIS MORNING. THE SNOW WILL TAPER OFF TO SCATTERED
SNOW SHOWERS BY AFTERNOON.
* SNOW ACCUMULATIONS...A GENERAL 1 TO 3 INCH ACCUMULATION IS EXPECTED.
* IMPACTS...WESTERLY WINDS WILL INCREASE INTO THE 10 TO 20 MPH RANGE THIS
AFTERNOON AND EVENING...CREATING AREAS OF BLOWING AND DRIFTING
SNOW. TRAVELERS SHOULD USE CAUTION TODAY...AS ROADS WILL BECOME
SNOW COVERED AND HAZARDOUS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.
$$
BARNES
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