625
FOUS73 KMSR 170200
FFHLOT
HEADWATER FLASH FLOOD GUIDANCE
NWS NORTH CENTRAL RIVER FORECAST CENTER TWIN CITIES/CHANHASSEN MN
900 PM CDT THU APR 16 2026
CHICAGO HYDROLOGIC SERVICE AREA
AVERAGE INCHES OF RAINFALL FOR GIVEN DURATIONS REQUIRED TO INITIATE
FLASH FLOODING AT THE INDICATED LOCATIONS.
.B MSR 260417 Z DH00/DC2604170200 /DUE/PPHCF/PPTCF/PPQCF
:
:IDENT 1HR 3HR 6HR HEADWATER NAME STREAM
:======= ==== ==== ==== ==================== ==================
:
: *** ILLINOIS HEADWATER POINTS ***
:
NBPI2 1.7/ 1.5/ 1.2 :CHICAGO IL N BR CHICAGO R
CDCI2 1.7/ 2.0/ 2.3 :CHICAGO HEIGHTS IL DEER CR
DRFI2 2.0/ 2.2/ 2.4 :DEERFIELD IL N BR CHICAGO R
DEKI2 3.5/ 4.0/ 4.4 :DE KALB IL S BR KISHWAUKEE R
DSPI2 0.5/ 1.0/ 1.0 :DES PLAINES IL DES PLAINES R
WLRI2 2.3/ 2.6/ 3.0 :DES PLAINES IL WELLER CR
EMHI2 1.8/ 2.1/ 2.4 :ELMHURST IL SALT CR
FLSI2 1.4/ 1.8/ 2.2 :FLOSSMOOR IL BUTTERFIELD CR
GLWI2 2.5/ 2.9/ 3.2 :GLENWOOD IL THORN CR
GUNI2 0.5/ 1.0/ 1.0 :GURNEE IL DES PLAINES R
JHCI2 1.5/ 1.7/ 1.9 :JOLIET IL HICKORY CR
LAFI2 2.0/ 2.2/ 2.4 :LAKE FOREST IL SKOKIE R
NILI2 2.8/ 3.2/ 3.7 :NILES IL N BR CHICAGO R
NBRI2 3.0/ 3.5/ 4.0 :NORTHBROOK IL W FK N BR CHICAGO R
OAKI2 2.2/ 2.2/ 2.6 :OAK FOREST IL MIDLOTHIAN CR
MCDI2 2.1/ 2.4/ 2.7 :PROSPECT HTS IL MCDONALD CR
ALPI2 1.0/ 1.1/ 1.1 :ROCKFORD IL ALPINE DAM-KEITH CR
LEVI2 1.3/ 1.5/ 1.8 :ROCKFORD IL LEVINGS LAKE
PPLI2 1.4/ 1.7/ 2.0 :ROCKFORD IL PAGE PARK LAKE
ROLI2 2.0/ 2.3/ 2.7 :ROLLING MEADOWS IL SALT CR
SCHI2 2.6/ 2.9/ 3.2 :ST CHARLES IL FERSON CR
SORI2 2.7/ 2.7/ 2.6 :SHOREWOOD IL DU PAGE R
THNI2 1.5/ 1.4/ 1.4 :THORNTON IL THORN CR
WHEI2 1.8/ 1.9/ 2.0 :WHEELING IL BUFFALO CR
WLSI2 3.1/ 3.7/ 4.2 :WILLOW SPRINGS IL FLAG CR
YRKI2 1.8/ 1.8/ 1.8 :YORKVILLE IL BLACKBERRY CR
:
: *** INDIANA HEADWATER POINTS ***
:
HDDI3 3.4/ 3.4/ 3.6 :DYER IN HART DITCH
MNTI3 3.1/ 3.2/ 3.3 :MUNSTER IN HART DITCH
LCMI3 2.1/ 2.1/ 2.1 :MUNSTER IN LITTLE CALUMET R
PRTI3 1.4/ 1.3/ 1.3 :PORTER IN LITTLE CALUMET R
.END
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