Headwater Guidance
Issued by NWS Atlanta, GA
Issued by NWS Atlanta, GA
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667 FOUS72 KALR 161423 FFHFFC FOUS72 KALR 161423 HEADWATER GUIDANCE...ATLANTA CWA NATIONAL WEATHER SERVICE SOUTHEAST RIVER FORECAST CENTER...ATLANTA GA 1019 AM EDT THU JUL 16 2026 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 20260716 Z DH12/DC202607161419 /DUE/PPHCF/PPTCF/PPQCF : :IDENT 1HR 3HR 6HR :======= ==== ==== ==== AANG1 3.0/ 3.8/ 4.0 ARAG1 3.0/ 4.7/ 5.6 CNNG1 3.0/ 4.7/ 5.6 CTWG1 3.0/ 4.6/ 5.5 HDCG1 3.0/ 4.5/ 5.2 MARG1 3.0/ 3.8/ 4.0 RMTG1 3.0/ 4.7/ 5.6 : : 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