810  
NOUS41 KLWX 191321  
PNSLWX  
DCZ001-MDZ003>007-009>011-013-014-016>018-501-502-VAZ025>031-  
036>040-042-050>057-501>504-WVZ050>053-055-501>506-200121-  
 
PUBLIC INFORMATION STATEMENT  
SPOTTER REPORTS  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
921 AM EDT SAT AUG 19 2017  
 
THE FOLLOWING ARE UNOFFICIAL OBSERVATIONS TAKEN DURING THE PAST 18  
HOURS FOR THE STORM THAT HAS BEEN AFFECTING OUR REGION. APPRECIATION  
IS EXTENDED TO HIGHWAY DEPARTMENTS...COOPERATIVE OBSERVERS...SKYWARN  
SPOTTERS AND MEDIA FOR THESE REPORTS. THIS SUMMARY IS ALSO AVAILABLE  
ON OUR HOME PAGE AT WEATHER.GOV/BALTIMORE  
 
********************STORM TOTAL RAINFALL********************  
 
LOCATION STORM TOTAL TIME/DATE COMMENTS  
RAINFALL OF  
/INCHES/ MEASUREMENT  
 
MARYLAND  
   
..HARFORD COUNTY
 
 
HICKORY 5.25 600 PM 8/18 TRAINED SPOTTER  
PLEASANT HILLS 2.75 600 PM 8/18 IN 45 MINS.  
WHITEFORD 2.54 637 PM 8/18 TRAINED SPOTTER  
BEL AIR 2.10 549 PM 8/18 TRAINED SPOTTER  
   
..ST. MARYS COUNTY
 
 
1 E MADDOX 2.00 803 PM 8/18 IN ONE HOUR  
 
**********************24 HOUR RAINFALL**********************  
 
LOCATION 24 HOUR TIME/DATE COMMENTS  
RAINFALL OF  
/INCHES/ MEASUREMENT  
 
DISTRICT OF COLUMBIA  
   
..DISTRICT OF COLUMBIA
 
 
5 NW WASHINGTON 1.57 800 AM 8/19 COCORAHS  
DALECARLIA RESERVOIR 1.40 825 AM 8/19 CO-OP OBSERVER  
 
MARYLAND  
   
..ANNE ARUNDEL COUNTY
 
 
1 SE ANNAPOLIS 2.94 804 AM 8/19 COCORAHS  
3 ESE PASADENA 2.49 800 AM 8/19 COCORAHS  
2 W SEVERNA PARK 2.16 700 AM 8/19 COCORAHS  
PASADENA 1.94 752 AM 8/19 CWOP  
1 N ODENTON 1.78 700 AM 8/19 COCORAHS  
1 SSW SOUTH GATE 1.71 750 AM 8/19 CWOP  
3 SSW RIVA 1.67 750 AM 8/19 CWOP  
1 WSW CAPE ARTHUR 1.66 753 AM 8/19 CWOP  
LONDONTOWNE 1.56 748 AM 8/19 CWOP  
1 SSW SOUTH GATE 1.53 759 AM 8/19 CWOP  
1 E GREEN HAVEN 1.51 753 AM 8/19 CWOP  
CROFTON 1.42 747 AM 8/19 CWOP  
CROFTON 1.39 745 AM 8/19 CWOP  
1 SSW LONDONTOWNE 1.38 755 AM 8/19 CWOP  
1 SSW CROFTON 1.35 600 AM 8/19 COCORAHS  
GREEN HAVEN 1.35 747 AM 8/19 CWOP  
2 SSW SEVERN 1.33 735 AM 8/19 COCORAHS  
1 N BELVEDERE HEIGHT 1.26 755 AM 8/19 CWOP  
CAPE SAINT CLAIRE 1.24 750 AM 8/19 CWOP  
WSW BIRDSVILLE 1.22 700 AM 8/19 COCORAHS  
US NAVAL ACADEMY 1.17 754 AM 8/19 ASOS  
3 SW LONDONTOWNE 1.08 753 AM 8/19 CWOP  
   
..BALTIMORE COUNTY
 
 
1 E KINGSVILLE 2.03 700 AM 8/19 COCORAHS  
1 SW LONG GREEN 1.57 700 AM 8/19 COCORAHS  
WOODLAWN 1.42 753 AM 8/19 CWOP  
TIMONIUM 1.26 747 AM 8/19 CWOP  
1 NW CATONSVILLE 1.14 735 AM 8/19 COCORAHS  
1 NW PERRY HALL 1.09 758 AM 8/19 CWOP  
   
..BALTIMORE CITY
 
 
2 ESE PIKESVILLE 1.54 750 AM 8/19 CWOP  
   
..CALVERT COUNTY
 
 
5 NNE PATUXENT RIVER 2.72 757 AM 8/19 CWOP  
2 NNE PATUXENT RIVER 1.62 743 AM 8/19 CWOP  
   
..CHARLES COUNTY
 
 
1 S PORT TOBACCO VIL 1.38 700 PM 8/18 COCORAHS  
   
..HARFORD COUNTY
 
 
3 NNE KINGSVILLE 2.80 700 AM 8/19 COCORAHS  
2 ESE BEL AIR 2.76 743 AM 8/19 CWOP  
2 W BEL AIR 2.45 700 AM 8/19 COCORAHS  
2 SE BEL AIR 2.34 758 AM 8/19 CWOP  
3 SE DARLINGTON 1.83 725 AM 8/19 RAWS  
EDGEWOOD 1.75 757 AM 8/19 CWOP  
JARRETTSVILLE 1.34 745 AM 8/19 CWOP  
JOPPATOWNE 1.25 742 AM 8/19 CWOP  
2 N FALLSTON 1.15 741 AM 8/19 CWOP  
1 WSW NORRISVILLE 1.00 700 AM 8/19 COCORAHS  
   
..HOWARD COUNTY
 
 
2 NW ELKRIDGE 1.22 800 AM 8/19 CWOP  
   
..MONTGOMERY COUNTY
 
 
7 SW DICKERSON 1.54 730 AM 8/19 COCORAHS  
SE POOLESVILLE 1.52 800 AM 8/19 COCORAHS  
   
..PRINCE GEORGES COUNTY
 
 
1 ESE COLLEGE PARK 2.17 749 AM 8/19 CWOP  
1 N HYATTSVILLE 1.64 800 AM 8/19 COCORAHS  
HYATTSVILLE 1.27 755 AM 8/19 CWOP  
   
..ST. MARYS COUNTY
 
 
2 NE MORGANZA 3.02 758 AM 8/19 CWOP  
1 NE LEONARDTOWN 1.45 600 AM 8/19 COCORAHS  
CALIFORNIA 1.12 744 AM 8/19 CWOP  
 
VIRGINIA  
   
..FAIRFAX COUNTY
 
 
2 N RESTON 1.14 700 AM 8/19 COCORAHS  
   
..LOUDOUN COUNTY
 
 
2 E LEESBURG 1.53 800 AM 8/19 COCORAHS  
LEESBURG USGS RAIN 1.33 750 AM 8/19 GOES  
3 E LEESBURG 1.22 720 AM 8/19 COCORAHS  
3 NNW DULLES INTERNA 1.13 117 AM 8/19 CO-OP OBSERVER  
LEESBURG 1.10 756 AM 8/19 CWOP  
   
..SPOTSYLVANIA COUNTY
 
 
3 W THORNBURG 1.11 759 AM 8/19 CWOP  
 

 
 
*****METADATA*****  
:8/18/2017, 600 PM, MD, HARFORD, HICKORY, , , 39.58070, -76.34590, RAIN, 5.25, INCH, TRAINED SPOTTER,  
:8/18/2017, 600 PM, MD, HARFORD, PLEASANT HILLS, , , 39.48010, -76.39540, RAIN, 2.75, INCH, TRAINED SPOTTER, IN 45 MINS.  
:8/18/2017, 637 PM, MD, HARFORD, WHITEFORD, , , 39.71070, -76.34710, RAIN, 2.54, INCH, TRAINED SPOTTER,  
:8/18/2017, 549 PM, MD, HARFORD, BEL AIR, , , 39.53460, -76.34690, RAIN, 2.10, INCH, TRAINED SPOTTER,  
:8/18/2017, 803 PM, MD, ST. MARYS, MADDOX, 1, E, 38.33340, -76.80270, RAIN, 2.00, INCH, TRAINED SPOTTER, IN ONE HOUR  
:8/19/2017, 800 AM, DC, DISTRICT OF COLUMBIA, WASHINGTON, 5, NW, 38.95809, -77.08173, RAIN_24, 1.57, INCH, COCORAHS,  
:8/19/2017, 825 AM, DC, DISTRICT OF COLUMBIA, DALECARLIA RESERVOIR, , , 38.93860, -77.11330, RAIN_24, 1.40, INCH, CO-OP OBSERVER,  
:8/19/2017, 804 AM, MD, ANNE ARUNDEL, ANNAPOLIS, 1, SE, 38.95917, -76.48801, RAIN_24, 2.94, INCH, COCORAHS,  
:8/19/2017, 800 AM, MD, ANNE ARUNDEL, PASADENA, 3, ESE, 39.09163, -76.51117, RAIN_24, 2.49, INCH, COCORAHS,  
:8/19/2017, 700 AM, MD, ANNE ARUNDEL, SEVERNA PARK, 2, W, 39.08469, -76.60763, RAIN_24, 2.16, INCH, COCORAHS,  
:8/19/2017, 752 AM, MD, ANNE ARUNDEL, PASADENA, , , 39.10256, -76.54196, RAIN_24, 1.94, INCH, CWOP,  
:8/19/2017, 700 AM, MD, ANNE ARUNDEL, ODENTON, 1, N, 39.07550, -76.69250, RAIN_24, 1.78, INCH, COCORAHS,  
:8/19/2017, 750 AM, MD, ANNE ARUNDEL, SOUTH GATE, 1, SSW, 39.11250, -76.62967, RAIN_24, 1.71, INCH, CWOP,  
:8/19/2017, 750 AM, MD, ANNE ARUNDEL, RIVA, 3, SSW, 38.90117, -76.61467, RAIN_24, 1.67, INCH, CWOP,  
:8/19/2017, 753 AM, MD, ANNE ARUNDEL, CAPE ARTHUR, 1, WSW, 39.06933, -76.54500, RAIN_24, 1.66, INCH, CWOP,  
:8/19/2017, 748 AM, MD, ANNE ARUNDEL, LONDONTOWNE, , , 38.94800, -76.55833, RAIN_24, 1.56, INCH, CWOP,  
:8/19/2017, 759 AM, MD, ANNE ARUNDEL, SOUTH GATE, 1, SSW, 39.11455, -76.63050, RAIN_24, 1.53, INCH, CWOP,  
:8/19/2017, 753 AM, MD, ANNE ARUNDEL, GREEN HAVEN, 1, E, 39.14203, -76.50740, RAIN_24, 1.51, INCH, CWOP,  
:8/19/2017, 747 AM, MD, ANNE ARUNDEL, CROFTON, , , 39.01333, -76.69417, RAIN_24, 1.42, INCH, CWOP,  
:8/19/2017, 745 AM, MD, ANNE ARUNDEL, CROFTON, , , 39.01667, -76.68283, RAIN_24, 1.39, INCH, CWOP,  
:8/19/2017, 755 AM, MD, ANNE ARUNDEL, LONDONTOWNE, 1, SSW, 38.91882, -76.56579, RAIN_24, 1.38, INCH, CWOP,  
:8/19/2017, 600 AM, MD, ANNE ARUNDEL, CROFTON, 1, SSW, 39.00387, -76.69154, RAIN_24, 1.35, INCH, COCORAHS,  
:8/19/2017, 747 AM, MD, ANNE ARUNDEL, GREEN HAVEN, , , 39.13433, -76.53283, RAIN_24, 1.35, INCH, CWOP,  
:8/19/2017, 735 AM, MD, ANNE ARUNDEL, SEVERN, 2, SSW, 39.11470, -76.69890, RAIN_24, 1.33, INCH, COCORAHS,  
:8/19/2017, 755 AM, MD, ANNE ARUNDEL, BELVEDERE HEIGHTS, 1, N, 39.07200, -76.50200, RAIN_24, 1.26, INCH, CWOP,  
:8/19/2017, 750 AM, MD, ANNE ARUNDEL, CAPE SAINT CLAIRE, , , 39.05000, -76.45500, RAIN_24, 1.24, INCH, CWOP,  
:8/19/2017, 700 AM, MD, ANNE ARUNDEL, BIRDSVILLE, , WSW, 38.89776, -76.59653, RAIN_24, 1.22, INCH, COCORAHS,  
:8/19/2017, 754 AM, MD, ANNE ARUNDEL, US NAVAL ACADEMY, , , 38.98330, -76.48330, RAIN_24, 1.17, INCH, ASOS,  
:8/19/2017, 753 AM, MD, ANNE ARUNDEL, LONDONTOWNE, 3, SW, 38.89776, -76.59653, RAIN_24, 1.08, INCH, CWOP,  
:8/19/2017, 700 AM, MD, BALTIMORE, KINGSVILLE, 1, E, 39.44887, -76.39495, RAIN_24, 2.03, INCH, COCORAHS,  
:8/19/2017, 700 AM, MD, BALTIMORE, LONG GREEN, 1, SW, 39.46920, -76.53104, RAIN_24, 1.57, INCH, COCORAHS,  
:8/19/2017, 753 AM, MD, BALTIMORE, WOODLAWN, , , 39.30283, -76.76467, RAIN_24, 1.42, INCH, CWOP,  
:8/19/2017, 747 AM, MD, BALTIMORE, TIMONIUM, , , 39.43000, -76.63300, RAIN_24, 1.26, INCH, CWOP,  
:8/19/2017, 735 AM, MD, BALTIMORE, CATONSVILLE, 1, NW, 39.27715, -76.75835, RAIN_24, 1.14, INCH, COCORAHS,  
:8/19/2017, 758 AM, MD, BALTIMORE, PERRY HALL, 1, NW, 39.41800, -76.49033, RAIN_24, 1.09, INCH, CWOP,  
:8/19/2017, 750 AM, MD, BALTIMORE CITY, PIKESVILLE, 2, ESE, 39.37100, -76.66300, RAIN_24, 1.54, INCH, CWOP,  
:8/19/2017, 757 AM, MD, CALVERT, PATUXENT RIVER NAS, 5, NNE, 38.36133, -76.40533, RAIN_24, 2.72, INCH, CWOP,  
:8/19/2017, 743 AM, MD, CALVERT, PATUXENT RIVER NAS, 2, NNE, 38.31917, -76.42167, RAIN_24, 1.62, INCH, CWOP,  
:8/18/2017, 700 PM, MD, CHARLES, PORT TOBACCO VILLAGE, 1, S, 38.49748, -77.01853, RAIN_24, 1.38, INCH, COCORAHS,  
:8/19/2017, 700 AM, MD, HARFORD, KINGSVILLE, 3, NNE, 39.48085, -76.39480, RAIN_24, 2.80, INCH, COCORAHS,  
:8/19/2017, 743 AM, MD, HARFORD, BEL AIR, 2, ESE, 39.51660, -76.31354, RAIN_24, 2.76, INCH, CWOP,  
:8/19/2017, 700 AM, MD, HARFORD, BEL AIR, 2, W, 39.53852, -76.37879, RAIN_24, 2.45, INCH, COCORAHS,  
:8/19/2017, 758 AM, MD, HARFORD, BEL AIR, 2, SE, 39.49833, -76.32033, RAIN_24, 2.34, INCH, CWOP,  
:8/19/2017, 725 AM, MD, HARFORD, DARLINGTON, 3, SE, 39.60738, -76.15983, RAIN_24, 1.83, INCH, RAWS,  
:8/19/2017, 757 AM, MD, HARFORD, EDGEWOOD, , , 39.43071, -76.29279, RAIN_24, 1.75, INCH, CWOP,  
:8/19/2017, 745 AM, MD, HARFORD, JARRETTSVILLE, , , 39.59870, -76.46609, RAIN_24, 1.34, INCH, CWOP,  
:8/19/2017, 742 AM, MD, HARFORD, JOPPATOWNE, , , 39.41171, -76.35966, RAIN_24, 1.25, INCH, CWOP,  
:8/19/2017, 741 AM, MD, HARFORD, FALLSTON, 2, N, 39.55300, -76.42450, RAIN_24, 1.15, INCH, CWOP,  
:8/19/2017, 700 AM, MD, HARFORD, NORRISVILLE, 1, WSW, 39.70250, -76.54470, RAIN_24, 1.00, INCH, COCORAHS,  
:8/19/2017, 800 AM, MD, HOWARD, ELKRIDGE, 2, NW, 39.23243, -76.78946, RAIN_24, 1.22, INCH, CWOP,  
:8/19/2017, 730 AM, MD, MONTGOMERY, DICKERSON, 7, SW, 39.15216, -77.51005, RAIN_24, 1.54, INCH, COCORAHS,  
:8/19/2017, 800 AM, MD, MONTGOMERY, POOLESVILLE, , SE, 39.14007, -77.40464, RAIN_24, 1.52, INCH, COCORAHS,  
:8/19/2017, 749 AM, MD, PRINCE GEORGES, COLLEGE PARK, 1, ESE, 38.99067, -76.91450, RAIN_24, 2.17, INCH, CWOP,  
:8/19/2017, 800 AM, MD, PRINCE GEORGES, HYATTSVILLE, 1, N, 38.96889, -76.95264, RAIN_24, 1.64, INCH, COCORAHS,  
:8/19/2017, 755 AM, MD, PRINCE GEORGES, HYATTSVILLE, , , 38.95867, -76.93583, RAIN_24, 1.27, INCH, CWOP,  
:8/19/2017, 758 AM, MD, ST. MARYS, MORGANZA, 2, NE, 38.39800, -76.66250, RAIN_24, 3.02, INCH, CWOP,  
:8/19/2017, 600 AM, MD, ST. MARYS, LEONARDTOWN, 1, NE, 38.30554, -76.63366, RAIN_24, 1.45, INCH, COCORAHS,  
:8/19/2017, 744 AM, MD, ST. MARYS, CALIFORNIA, , , 38.29728, -76.48228, RAIN_24, 1.12, INCH, CWOP,  
:8/19/2017, 700 AM, VA, FAIRFAX, RESTON, 2, N, 38.97842, -77.34622, RAIN_24, 1.14, INCH, COCORAHS,  
:8/19/2017, 800 AM, VA, LOUDOUN, LEESBURG, 2, E, 39.10440, -77.52366, RAIN_24, 1.53, INCH, COCORAHS,  
:8/19/2017, 750 AM, VA, LOUDOUN, LEESBURG USGS RAIN, , , 39.15750, -77.55250, RAIN_24, 1.33, INCH, GOES,  
:8/19/2017, 720 AM, VA, LOUDOUN, LEESBURG, 3, E, 39.09830, -77.50868, RAIN_24, 1.22, INCH, COCORAHS,  
:8/19/2017, 117 AM, VA, LOUDOUN, DULLES INTERNATIONAL AIRPORT, 3, NNW, 38.97640, -77.48690, RAIN_24, 1.13, INCH, CO-OP OBSERVER,  
:8/19/2017, 756 AM, VA, LOUDOUN, LEESBURG, , , 39.11914, -77.55587, RAIN_24, 1.10, INCH, CWOP,  
:8/19/2017, 759 AM, VA, SPOTSYLVANIA, THORNBURG, 3, W, 38.13557, -77.57991, RAIN_24, 1.11, INCH, CWOP,  
 

 
 
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