FLOOD WARNING
Warning Issue Date: 852 AM CST FRI DEC 25 2009
...FLOOD WARNING NOW IN EFFECT UNTIL LATE WEDNESDAY NIGHT...THE FLOOD
WARNING CONTINUES FOR
THE SANGAMON RIVER NEAR OAKFORD.
* FROM LATE TONIGHT TO LATE WEDNESDAY NIGHT.
* AT 8 AM FRIDAY THE STAGE WAS 469.6 FEET.
* FLOOD STAGE IS 471 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...RISE ABOVE FLOOD STAGE BY EARLY SATURDAY MORNING AND
CONTINUE TO RISE TO NEAR 471.6 FEET BY SUNDAY EVENING. THE RIVER
WILL FALL BELOW FLOOD STAGE BY WEDNESDAY EVENING.
* IMPACT...AT 471 FEET...FLOODING BEGINS TO AGRICULTURAL AREAS NOT
PROTECTED BY LEVEES.
FLD OBSERVED FORECAST 6 AM
LOCATION STG STG DAY TIME SAT SUN MON
SANGAMON RIVER
OAKFORD 471 469.6 FRI 8 AM 471.1 471.5 471.6
$$
HYDROLOGIC OUTLOOK
Warning Issue Date: 855 AM CST FRI DEC 25 2009
THE SANGAMON RIVER.
THE FOLLOWING FLOOD FORECASTS ARE BASED PRIMARILY ON EXPECTED
RAINFALL OVER THE NEXT 24 HOURS. THERE IS SOME UNCERTAINTY IN THE
CREST FORECASTS AT THIS TIME AND SO THEY WILL LIKELY BE ADJUSTED ONCE
THE RAINFALL IS OBSERVED.
FOR THE SANGAMON RIVER AT PETERSBURG...THE LATEST STAGE IS 13.2 FEET
AT 11 AM THURSDAY. FLOOD STAGE IS 23 FEET. MINOR FLOODING IS
FORECAST...WITH A CREST OF 23.9 FEET TUESDAY AFTERNOON...WHICH IS 0.9
FEET ABOVE FLOOD STAGE. THE RIVER SHOULD RISE ABOVE THE FLOOD STAGE
OF 23 FEET EARLY MONDAY MORNING. THE RIVER SHOULD FALL BELOW
FLOOD STAGE EARLY NEXT FRIDAY MORNING. AT 23 FEET...EXTENSIVE
AGRICULTURAL AND LOWLAND FLOODING OCCURS.
FLD OBSERVED FORECAST 6 AM
LOCATION STG STG DAY TIME SAT SUN MON
SANGAMON RIVER
PETERSBURG 23 13.2 THU 11 AM 19.3 21.0 23.1
$$
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