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371
FOUS63 KMSR 201947
FFGLOT

COUNTY FLASH FLOOD GUIDANCE
NWS NORTH CENTRAL RIVER FORECAST CENTER TWIN CITIES/CHANHASSEN MN
247 PM CDT FRI APR 20 2018

CHICAGO HYDROLOGIC SERVICE AREA

AVERAGE INCHES OF RAINFALL FOR GIVEN DURATIONS REQUIRED TO INITIATE
FLASH FLOODING ON SMALL STREAMS.  GENERAL FLASH FLOOD GUIDANCE FOR
STEEP TERRAIN AND URBAN AREAS ARE ONE TO TWO INCHES OR MORE IN ONE
TO TWO HOURS OR LESS RESPECTIVELY.

.B MSR 180420 Z DH18/DC1804201947 /DUE/PPHCF/PPTCF/PPQCF
:
:IDENT    1HR   3HR   6HR  ZONE NAME
:======= ====  ====  ====  ====================
:
:      *** ILLINOIS COUNTIES ***
:
ILC007    1.3/  1.6/  2.0 :BOONE
ILC031    1.4/  1.7/  2.1 :COOK
ILC037    1.4/  1.7/  2.1 :DEKALB
ILC043    1.4/  1.7/  2.1 :DU PAGE
ILC053    1.5/  1.8/  2.2 :FORD
ILC063    1.6/  1.9/  2.3 :GRUNDY
ILC075    1.6/  1.9/  2.3 :IROQUOIS
ILC089    1.4/  1.7/  2.0 :KANE
ILC091    1.7/  2.0/  2.5 :KANKAKEE
ILC093    1.5/  1.8/  2.2 :KENDALL
ILC097    1.2/  1.4/  1.8 :LAKE
ILC099    1.5/  1.8/  2.3 :LA SALLE
ILC103    1.6/  1.9/  2.3 :LEE
ILC105    1.5/  1.8/  2.2 :LIVINGSTON
ILC111    1.4/  1.6/  2.0 :MCHENRY
ILC141    1.4/  1.8/  2.2 :OGLE
ILC197    1.5/  1.8/  2.3 :WILL
ILC201    1.3/  1.6/  2.0 :WINNEBAGO
:
:      *** INDIANA COUNTIES ***
:
INC007    1.5/  1.8/  2.2 :BENTON
INC073    1.8/  2.1/  2.6 :JASPER
INC089    1.5/  1.8/  2.2 :LAKE
INC111    1.8/  2.1/  2.5 :NEWTON
INC127    1.6/  1.9/  2.3 :PORTER
.END
$$