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Headwater Guidance (FFH)

Issued by National Weather Service (NWS)

                            
548 
FOUS71 KRHA 170750
FFHVA2
HEADWATER STATEMENT FOR THE POTOMAC AND JAMES BASINS                    
MIDDLE ATLANTIC RIVER FORECAST CENTER                                   
NATIONAL WEATHER SERVICE STATE COLLEGE PA                               
332 AM EDT FRI AUG 17 2018
                                                                        
APPROXIMATE 1/3/6/12-HR BASIN AVERAGED RAINFALL (INCHES)                
REQUIRED TO CAUSE MINOR, MODERATE, AND MAJOR FLOODING AT                
THE INDICATED HEADWATER LOCATIONS.                                      
                                                                        
.B RHA 180817 Z DH06/DC1808170732/DUE/PPHCF/PPTCF/PPQCF/PPKCF
:                                                                       
:IDENT    1HR   3HR   6HR  12HR  HEADWATER NAME
:======= ====  ====  ====  ====  ====================
:                                                                       
: NWS STERLING SERVICE AREA...                                          
:  POTOMAC BASIN...                                                     
:  North Branch Potomac River...                                        
KITM2     2.2/  3.2/  3.8/  4.9 :Kitzmiller (9ft)   
:KITM2md  3.9/  5.5/  6.7/  8.0  Kitzmiller (11)    
:KITM2mj  6.0/  7.0/  7.4/  8.0  Kitzmiller (13)    
:  Georges Creek...                                                     
WSTM2     1.6/  1.7/  1.9/  2.2 :Westernport (8ft)  
:WSTM2md  2.2/  2.5/  2.7/  3.1  Westernport (10)   
:WSTM2mj  2.9/  3.3/  3.7/  4.1  Westernport (12)   
:  South Branch Potomac River...                                        
FKLW2     2.0/  2.5/  2.7/  3.1 :Franklin (7ft)     
:FKLW2md  2.6/  3.7/  3.9/  4.5  Franklin (9)       
:FKLW2mj  3.4/  4.7/  5.0/  5.8  Franklin (11)      
:  South River...                                                       
WAYV2     3.6/  3.8/  4.8/  5.2 :Waynesboro (9.5ft) 
:WAYV2md  4.2/  4.6/  5.9/  6.4  Waynesboro (11)    
:WAYV2mj  5.2/  5.7/  7.4/  8.0  Waynesboro (13)    
:  North Fork Shenandoah River...                                       
COOV2     4.9/  5.5/  6.2/  6.4 :Cootes Store (15ft)
:COOV2md  6.3/  7.0/  7.4/  8.0  Cootes Store (18)  
:COOV2mj  6.5/  7.0/  7.4/  8.0  Cootes Store (21)  
:  Antietam Creek...                                                    
SACM2     3.8/  3.8/  3.8/  3.9 :Sharpsburg (8ft)   
:SACM2md  4.4/  4.4/  4.5/  4.7  Sharpsburg (10)    
:SACM2mj  5.4/  5.4/  5.5/  5.8  Sharpsburg (12)    
:  Seneca Creek...                                                      
DAWM2     2.0/  2.1/  2.2/  2.5 :Dawsonville (7.5ft)
:DAWM2md  3.8/  4.1/  4.3/  4.8  Dawsonville (11)   
:DAWM2mj  6.5/  7.0/  7.4/  8.0  Dawsonville (16)   
:                                                                       
: NWS BLACKSBURG SERVICE AREA...                                        
:  Maury River...                                                       
BVSV2     6.0/  6.5/  7.0/  7.5 :Buena Vista (17ft) 
:BVSV2cs  4.7/  5.1/  5.4/  5.8  Buena Vista (13)   
:BVSV2md  6.5/  7.0/  7.4/  8.0  Buena Vista (19)   
:BVSV2mj  6.5/  7.0/  7.4/  8.0  Buena Vista (21)   
.END                                                                    
:
:===============================================================
:          EXPERIMENTAL NON-FCST POINT RAW MODEL OUTPUT
:      NO MANUAL QC OR ADJUSTMENTS APPLIED...USE WITH CAUTION
:===============================================================
:                                                                       
: NWS STERLING SERVICE AREA...                                          
:  Rock Creek at Sherrill Drive., Washington DC
.B RHA 180817 Z DH06/DC1808170732/DUE/PPHCF/PPTCF/PPQCF/PPKCF
:GageID   1hr   3hr   6hr   12hr  rainfall for indicated stages
RCKD2     1.5/  1.6/  1.8/  2.2 :Washington, DC (7ft)
:RCKD2md  2.1/  2.3/  2.6/  3.2  Washington, DC (10)
:RCKD2mj  2.9/  3.2/  3.5/  4.3  Washington, DC (12)
.END
: Model-simulated 3-hourly stage forecasts including QPF...
.E RCKD2 20180817 DC1808170750/DH09/HGIFX/DIH3/
.E1 2.2/2.2/2.2/2.2/2.3/2.8/3.2/3.1
:chps
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