Headwater Guidance
Issued by NWS Atlanta, GA
Issued by NWS Atlanta, GA
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110 FOUS72 KALR 201850 FFHFFC FOUS72 KALR 201850 HEADWATER GUIDANCE...ATLANTA CWA NATIONAL WEATHER SERVICE SOUTHEAST RIVER FORECAST CENTER...ATLANTA GA 250 PM EDT SAT JUL 20 2024 INCHES OF RAINFALL FOR SPECIFIED DURATIONS REQUIRED TO PRODUCE FLASH FLOODING IN HEADWATERS. LOWER AMOUNTS MAY CAUSE FLASH FLOODING IN URBAN OR MOUNTAINOUS AREAS. .B ALR 20240720 Z DH18/DC202407201850 /DUE/PPHCF/PPTCF/PPQCF : :IDENT 1HR 3HR 6HR :======= ==== ==== ==== AANG1 3.0/ 4.5/ 4.6 ARAG1 3.0/ 4.0/ 4.7 CNNG1 3.0/ 4.6/ 5.5 CTWG1 3.0/ 4.8/ 5.9 HDCG1 3.0/ 4.4/ 5.2 MARG1 3.0/ 4.5/ 4.6 RMTG1 3.0/ 4.0/ 4.7 : : TO USE HEADWATER ADVISORY TABLES TAKE THE THREE HOUR VALUE ABOVE FOR : THAT LOCATION AND USE THE FOLLOWING RELATIONS... : TABLE 1 / 0 TO 2.4 IN TABLE 4 / 4.1 TO 4.5 IN : 2 / 2.5 TO 3.3 IN 5 / 4.6 TO 4.9 IN : 3 / 3.4 TO 4.0 IN 6 / 5.0 IN : .END $$ S.E.R.F.C. 770-486-0028 or 770-282-2112 Regular Hours 6am-10pm Eastern Time After Hours Please Follow Callback Instructions