357 FOUS63 KMSR 301540 FFGSTL S T L O U I S H Y D R O L O G I C S E R V I C E A R E A COUNTY FLASH FLOOD GUIDANCE NATIONAL WEATHER SERVICE NORTH CENTRAL RIVER FORECAST CENTER...MINNEAPOLIS MN 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. REFERENCE ROML C-15-90 FILED WITH CHAPTER E-20. ISSUED 0938 AM CST TUE NOV 30 1999 .B MSR 991130 Z DH12/DC9911301538 /DUE/PPHCF/PPTCF/PPQCF : :IDENT 1HR 3HR 6HR COUNTY NAME :======= ==== ==== ==== ==================== *** ILLINOIS COUNTIES *** ILC001 1.8/ 2.1/ 2.4 :ADAMS ILC005 1.1/ 1.3/ 1.6 :BOND ILC009 1.8/ 2.1/ 2.4 :BROWN ILC013 1.7/ 2.0/ 2.3 :CALHOUN ILC027 1.2/ 1.4/ 1.7 :CLINTON ILC051 1.1/ 1.3/ 1.6 :FAYETTE ILC061 1.8/ 2.1/ 2.4 :GREENE ILC083 1.3/ 1.6/ 1.8 :JERSEY ILC117 1.7/ 2.0/ 2.3 :MACOUPIN ILC119 1.2/ 1.5/ 1.7 :MADISON ILC121 1.1/ 1.3/ 1.6 :MARION ILC133 1.4/ 1.7/ 1.9 :MONROE ILC135 1.7/ 2.0/ 2.3 :MONTGOMERY ILC149 1.8/ 2.1/ 2.4 :PIKE ILC157 1.6/ 1.9/ 2.2 :RANDOLPH ILC163 1.2/ 1.5/ 1.7 :ST CLAIR ILC189 1.2/ 1.4/ 1.7 :WASHINGTON *** MISSOURI COUNTIES *** MOC007 1.9/ 2.2/ 2.5 :AUDRAIN MOC045 1.8/ 2.1/ 2.5 :CLARK MOC055 2.1/ 2.4/ 2.8 :CRAWFORD MOC071 1.5/ 1.8/ 2.0 :FRANKLIN MOC073 2.0/ 2.3/ 2.6 :GASCONADE MOC099 1.4/ 1.7/ 1.9 :JEFFERSON MOC103 2.2/ 2.5/ 2.8 :KNOX MOC111 1.6/ 2.0/ 2.2 :LEWIS MOC113 1.8/ 2.1/ 2.4 :LINCOLN MOC127 2.1/ 2.4/ 2.8 :MARION MOC137 2.5/ 2.9/ 3.2 :MONROE MOC139 2.1/ 2.4/ 2.7 :MONTGOMERY MOC163 2.1/ 2.4/ 2.8 :PIKE MOC173 2.1/ 2.4/ 2.8 :RALLS MOC183 1.3/ 1.6/ 1.8 :ST CHARLES MOC186 2.0/ 2.3/ 2.7 :ST GENEVIEVE MOC189 1.3/ 1.6/ 1.8 :ST LOUIS MOC199 2.2/ 2.5/ 2.9 :SCOTLAND MOC205 2.0/ 2.3/ 2.6 :SHELBY MOC219 1.8/ 2.1/ 2.4 :WARREN MOC221 2.1/ 2.4/ 2.8 :WASHINGTON .END