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Biggest Storm of 2014 Nowcast/Obs/Disco


Bob Chill

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The 95 corridor did not get warned.  Harford, Northern Baltimore, Carroll, Frederick, and Loudon did, but Carroll, Frederick and Loudon got dropped at the 11PM update and, interestingly, did not even go to an advisory.  Southern Baltimore, Howard, Montgomery, Prince Georges, and AA were all advised, and I think DC eventually got one too.

Thats a bust as far as I am concerned, especially when counties south of Baltimore got Advisory to maybe even warning criteria snow totals and they had no advisory going in.  They do a great job... but I have to be critical.  I know a lot of people who were out on the roads last night who may not have been if they did a better job.  But we all basically busted.  No-one thought this would over-perform.

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000
NOUS41 KLWX 031213
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>506-040013-

PUBLIC INFORMATION STATEMENT
SPOTTER REPORTS
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
713 AM EST FRI JAN 03 2014

THE FOLLOWING ARE UNOFFICIAL OBSERVATIONS TAKEN DURING THE PAST 24
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 SNOWFALL********************

LOCATION STORM TOTAL TIME/DATE COMMENTS
SNOWFALL OF
/INCHES/ MEASUREMENT

DISTRICT OF COLUMBIA

...DISTRICT OF COLUMBIA...
1 E WASHINGTON 2.5 1200 AM 1/03 TRAINED SPOTTER
1 SW AMERICAN UNIVER 1.5 730 PM 1/02 TRAINED SPOTTER

MARYLAND

...ALLEGANY COUNTY...
ECKHART MINES 1.2 1030 PM 1/02 TRAINED SPOTTER
FROSTBURG 0.5 511 PM 1/02 TRAINED SPOTTER

...ANNE ARUNDEL COUNTY...
WSW BIRDSVILLE 6.0 530 AM 1/03 COCORAHS
2 ENE DEALE 6.0 545 AM 1/03 COCORAHS
EDGEWATER 6.0 540 AM 1/03 PUBLIC
RIVERDALE 5.7 230 AM 1/03 TRAINED SPOTTER
2 W SEVERN 5.2 600 AM 1/03 COCORAHS
ODENTON 5.1 230 AM 1/03 PUBLIC
MAYO 5.0 610 AM 1/03 PUBLIC
2 E SEVERN 4.3 1025 PM 1/02 COCORAHS
SEVERNA PARK 4.2 1130 AM 1/02 PUBLIC
1 ENE CROFTON 3.7 1010 PM 1/02 PUBLIC
BWI AIRPORT 3.6 1200 AM 1/03 AIRPORT
1 NNE OWINGS 3.5 1158 PM 1/02 TRAINED SPOTTER
SOUTH GATE 3.0 820 PM 1/02 PUBLIC
CROWNSVILLE 3.0 832 PM 1/02 PUBLIC
2 S CROFTON 2.5 830 PM 1/02 NWS EMPLOYEE
3 NW CROWNSVILLE 1.0 739 PM 1/02 PUBLIC

...BALTIMORE COUNTY...
2 NE CATONSVILLE 7.0 420 AM 1/03 TRAINED SPOTTER
1 NE KINGSVILLE 6.3 1250 AM 1/03 TRAINED SPOTTER
2 NW LONG GREEN 6.0 100 AM 1/03 TRAINED SPOTTER
PARKTON 5.9 708 AM 1/03 TRAINED SPOTTER
ESSEX 5.8 610 AM 1/03 PRIVATE COMPANY
2 ESE HUNT VALLEY 5.5 145 AM 1/03 BROADCAST MEDIA
1 SSE TOWSON 5.5 1245 AM 1/03 TRAINED SPOTTER
GLYNDON 5.3 1130 PM 1/02 PUBLIC
1 E GLYNDON 4.6 837 PM 1/02 PUBLIC
2 E WHITE MARSH 4.6 347 AM 1/03 TRAINED SPOTTER
2 E PARKTON 4.5 915 PM 1/02 TRAINED SPOTTER
1 E REISTERSTOWN 4.0 900 PM 1/02 TRAINED SPOTTER
1 W PARKTON 3.8 835 PM 1/02 TRAINED SPOTTER
2 SW UPPER FALLS 3.8 1235 AM 1/03 PUBLIC
1 E OELLA 3.0 800 PM 1/02 TRAINED SPOTTER
6 NNW BALTIMORE 3.0 910 PM 1/02 COCORAHS
SPARROWS POINT 3.0 902 PM 1/02 PUBLIC
PARKVILLE 3.0 817 PM 1/02 PUBLIC
1 WSW GLYNDON 3.0 733 PM 1/02 TRAINED SPOTTER
3 NW ESSEX 2.9 922 PM 1/02 PUBLIC

...BALTIMORE CITY...
PIMLICO 4.0 1100 PM 1/02 TRAINED SPOTTER
NW MORRELL PARK 3.5 825 PM 1/02 PUBLIC
2 ESE ARLINGTON 2.0 720 PM 1/02 BROADCAST MEDIA

...CALVERT COUNTY...
OWINGS 5.0 1200 AM 1/03 NWS EMPLOYEE
NORTH BEACH 4.7 520 AM 1/03 TRAINED SPOTTER
2 N HUNTINGTOWN 4.5 1155 PM 1/02 NWS EMPLOYEE

...CARROLL COUNTY...
2 E LINEBORO 5.6 121 AM 1/03 TRAINED SPOTTER
2 SE WESTMINSTER 5.5 1155 PM 1/02 TRAINED SPOTTER
4 NE MILLERS 5.1 1010 PM 1/02 CO-OP OBSERVER
ELDERSBURG 5.0 1100 PM 1/02 PUBLIC
SYKESVILLE 5.0 1015 PM 1/02 NWS EMPLOYEE
SE MOUNT AIRY 5.0 700 AM 1/03 COCORAHS
3 NNW GAITHER 4.9 1200 AM 1/03 COCORAHS
1 SSW MANCHESTER 4.8 1210 AM 1/03 TRAINED SPOTTER
3 WSW LINEBORO 4.5 1159 PM 1/02 TRAINED SPOTTER
3 SE WINFIELD 4.3 940 PM 1/02 TRAINED SPOTTER
WESTMINSTER 2.5 703 PM 1/02 TRAINED SPOTTER
3 NW SYKESVILLE 2.5 600 PM 1/02 COCORAHS

...CHARLES COUNTY...
1 SW DENTSVILLE 3.5 200 AM 1/03 TRAINED SPOTTER
1 S LA PLATA 3.0 1230 AM 1/03 PUBLIC

...FREDERICK COUNTY...
3 NNW NEW MARKET 5.0 445 AM 1/03 COCORAHS
1 NE POINT OF ROCKS 5.0 900 PM 1/02 NWS EMPLOYEE
2 N NEW MARKET 4.9 500 AM 1/03 TRAINED SPOTTER
2 NW NEW MARKET 4.5 1000 PM 1/02 NWS EMPLOYEE
2 N LIBERTYTOWN 4.5 1059 PM 1/02 TRAINED SPOTTER
1 E WALKERSVILLE 4.5 1030 PM 1/02 COCORAHS
NEW MARKET 4.3 1025 PM 1/02 TRAINED SPOTTER
3 NW FREDERICK 4.0 845 PM 1/02 NWS EMPLOYEE
MIDDLETOWN 3.0 900 PM 1/02 COUNTY EMRG MGMT

...HARFORD COUNTY...
NORRISVILLE 7.5 610 AM 1/03 PUBLIC
1 NNE BEL AIR 6.3 440 AM 1/03 TRAINED SPOTTER
BEL AIR 5.0 857 PM 1/02 PUBLIC
1 W BEL AIR 4.8 1000 PM 1/02 PUBLIC
2 E SCARBORO 4.0 1020 PM 1/02 TRAINED SPOTTER
WHITEFORD 2.0 625 PM 1/02 TRAINED SPOTTER

...HOWARD COUNTY...
2 N COLUMBIA 6.2 530 AM 1/03 NWS EMPLOYEE
1 SSE SIMPSONVILLE 5.2 1200 AM 1/03 TRAINED SPOTTER
COLUMBIA 5.0 1120 AM 1/02 PUBLIC
3 E COLUMBIA 5.0 930 PM 1/02 TRAINED SPOTTER
ELKRIDGE 5.0 1115 AM 1/02 PUBLIC
1 WSW SAVAGE 4.6 1250 AM 1/03 TRAINED SPOTTER
3 ENE COLUMBIA 4.5 1150 PM 1/02 TRAINED SPOTTER
HIGHLAND 4.5 1020 PM 1/02 NWS EMPLOYEE
2 W ELKRIDGE 3.8 900 PM 1/02 TRAINED SPOTTER
2 SE GAITHER 3.7 828 PM 1/02 COCORAHS
1 SE CLARKSVILLE 1.0 621 PM 1/02 COCORAHS

...MONTGOMERY COUNTY...
2 NE CLARKSBURG 5.3 1159 AM 1/02 COCORAHS
3 SSW DAMASCUS 5.0 958 PM 1/02 CO-OP OBSERVER
1 NNE FAIRLAND 5.0 1150 PM 1/02 TRAINED SPOTTER
1 ESE NORBECK 4.7 1130 PM 1/02 TRAINED SPOTTER
1 WSW FAIRLAND 4.5 1158 PM 1/02 TRAINED SPOTTER
2 SSW DAMASCUS 4.5 940 PM 1/02 TRAINED SPOTTER
6 NW SILVER SPRING 4.3 600 AM 1/03 COCORAHS
1 ENE GAITHERSBURG 4.3 1100 PM 1/02 TRAINED SPOTTER
1 SE DAMASCUS 4.2 1130 PM 1/02 TRAINED SPOTTER
1 NW COLESVILLE 4.1 1150 PM 1/02 COCORAHS
1 ENE ROCKVILLE 4.0 1100 PM 1/02 AMATEUR RADIO
2 ENE GERMANTOWN 4.0 400 AM 1/03 TRAINED SPOTTER
2 ESE GERMANTOWN 4.0 1157 PM 1/02 TRAINED SPOTTER
1 W GARRETT PARK 3.9 1210 AM 1/03 TRAINED SPOTTER
2 N DARNESTOWN 3.9 600 AM 1/03 NWS EMPLOYEE
5 NNW SILVER SPRING 3.9 1130 PM 1/02 PUBLIC
GERMANTOWN 3.7 900 PM 1/02 PUBLIC
1 NW GAITHERSBURG 3.5 1200 AM 1/03 TRAINED SPOTTER
TAKOMA PARK 3.5 1055 PM 1/02 TRAINED SPOTTER
1 ENE POTOMAC 3.5 1050 PM 1/02 TRAINED SPOTTER
1 ESE NORTH POTOMAC 3.2 1015 PM 1/02 TRAINED SPOTTER
2 NNW NORTH POTOMAC 3.0 915 PM 1/02 NWS EMPLOYEE
1 NNE WASHINGTON GRO 3.0 914 PM 1/02 TRAINED SPOTTER
1 S FOUR CORNERS 2.8 1200 AM 1/03 TRAINED SPOTTER
2 SSW GERMANTOWN 2.5 930 PM 1/02 TRAINED SPOTTER
KENSINGTON 2.4 821 PM 1/02 PUBLIC
1 NW GLENMONT 2.0 736 PM 1/02 PUBLIC
1 ESE WHEATON 2.0 757 PM 1/02 TRAINED SPOTTER
CLARKSBURG 1.5 511 PM 1/02 BROADCAST MEDIA

...PRINCE GEORGES COUNTY...
1 E BOWIE 4.0 600 AM 1/03 COCORAHS
COLLEGE PARK 2.6 1248 AM 1/03 NWS OFFICE
LAUREL 2.0 745 PM 1/02 PUBLIC
1 SW COLLEGE PARK 1.0 738 PM 1/02 TRAINED SPOTTER
1 S MONTPELIER 0.5 733 PM 1/02 TRAINED SPOTTER

...ST. MARYS COUNTY...
1 NE LEONARDTOWN 3.0 600 AM 1/03 COCORAHS
3 ESE PARK HALL 1.0 400 AM 1/03 TRAINED SPOTTER

...WASHINGTON COUNTY...
1 NE SMITHSBURG 3.5 225 AM 1/03 BROADCAST MEDIA
WILLIAMSPORT 3.2 500 AM 1/03 CO-OP OBSERVER
SMITHSBURG 3.0 517 PM 1/02 PUBLIC
3 ENE WILLIAMSPORT 3.0 600 AM 1/03 COCORAHS
1 ENE HAGERSTOWN 2.8 600 PM 1/02 COCORAHS
1 NE FUNKSTOWN 2.0 425 PM 1/02 TRAINED SPOTTER
2 NNW SHARPSBURG 2.0 420 PM 1/02 TRAINED SPOTTER

VIRGINIA

...ARLINGTON COUNTY...
ARLINGTON 3.0 200 AM 1/03 PUBLIC
1 NNE BAILEYS CROSSR 2.6 1110 PM 1/02 TRAINED SPOTTER
REAGAN NATIONAL AIRP 1.9 1200 AM 1/03 AIRPORT

...CITY OF ALEXANDRIA...
ALEXANDRIA 3.1 600 AM 1/03 PUBLIC
1 W ALEXANDRIA 2.1 1015 PM 1/02 TRAINED SPOTTER
1 SE ALEXANDRIA T 742 PM 1/02 TRAINED SPOTTER

...CITY OF CHARLOTTESVILLE...
1 SSE CHARLOTTESVILL 0.1 805 PM 1/02 BROADCAST MEDIA

...CITY OF FALLS CHURCH...
FALLS CHURCH 2.0 900 PM 1/02 PUBLIC

...CITY OF WINCHESTER...
WINCHESTER 2.5 510 PM 1/02 TRAINED SPOTTER

...CLARKE COUNTY...
1 NNW BERRYVILLE 2.7 935 PM 1/02 TRAINED SPOTTER
1 W BLUEMONT 2.5 545 PM 1/02 BROADCAST MEDIA

...CULPEPER COUNTY...
2 WNW CULPEPER 2.0 807 PM 1/02 TRAINED SPOTTER
3 NW CARDOVA 0.5 812 PM 1/02 TRAINED SPOTTER

...FAIRFAX COUNTY...
1 SSW FAIRFAX 3.5 1015 PM 1/02 TRAINED SPOTTER
2 N RESTON 3.2 1035 PM 1/02 NWS EMPLOYEE
1 NNE FAIRFAX STATIO 3.0 1145 PM 1/02 TRAINED SPOTTER
3 S HERNDON 3.0 600 AM 1/03 COCORAHS
1 ESE BURKE 3.0 1055 PM 1/02 TRAINED SPOTTER
1 N FRANCONIA 2.8 1250 AM 1/03 TRAINED SPOTTER
3 SSE CENTREVILLE 2.5 832 PM 1/02 PUBLIC
ROSE HILL 2.5 550 AM 1/03 TRAINED SPOTTER
1 SE CENTREVILLE 2.3 912 PM 1/02 TRAINED SPOTTER
CHANTILLY 2.2 1057 PM 1/02 PUBLIC
1 NNE HERNDON 2.0 845 PM 1/02 NWS EMPLOYEE
1 WNW VIENNA 2.0 854 PM 1/02 TRAINED SPOTTER
FAIRFAX 1.5 720 PM 1/02 COUNTY EMRG MGMT
VIENNA 0.5 659 PM 1/02 TRAINED SPOTTER

...FAUQUIER COUNTY...
OPAL 3.0 850 PM 1/02 NWS EMPLOYEE
1 W GREENWICH 2.5 824 PM 1/02 NWS EMPLOYEE
4 ENE REMINGTON 2.5 515 AM 1/03 COCORAHS
1 NNW WARRENTON 2.0 832 PM 1/02 TRAINED SPOTTER
1 NW OPAL 2.0 736 PM 1/02 TRAINED SPOTTER
WARRENTON 1.5 700 PM 1/02 NWS EMPLOYEE
3 NNW WOOLSEY 0.6 632 PM 1/02 TRAINED SPOTTER

...FREDERICK COUNTY...
2 E STEPHENS CITY 3.2 831 PM 1/02 TRAINED SPOTTER
2 NNE NINEVEH 2.5 900 PM 1/02 TRAINED SPOTTER
1 S STEPHENSON 2.4 800 PM 1/02 TRAINED SPOTTER
3 S STEPHENSON 2.0 410 PM 1/02 TRAINED SPOTTER

...HIGHLAND COUNTY...
3 NW HIGHTOWN 4.0 345 PM 1/02 TRAINED SPOTTER
1 SW MILL GAP 3.0 600 AM 1/03 CO-OP OBSERVER
MUSTOE 2.8 334 PM 1/02 TRAINED SPOTTER

...KING GEORGE COUNTY...
JERSEY 2.0 1100 PM 1/02 TRAINED SPOTTER

...LOUDOUN COUNTY...
PURCELLVILLE 5.2 1159 PM 1/02 TRAINED SPOTTER
1 SW PURCELLVILLE 5.0 935 PM 1/02 TRAINED SPOTTER
1 ESE HUGHESVILLE 4.5 1050 PM 1/02 TRAINED SPOTTER
1 SW LEESBURG 4.5 900 PM 1/02 TRAINED SPOTTER
2 NNE PURCELLVILLE 4.5 925 PM 1/02 TRAINED SPOTTER
BLUEMONT 4.0 831 PM 1/02 TRAINED SPOTTER
LEESBURG 4.0 858 PM 1/02 PUBLIC
3 SSW ARCOLA 4.0 930 PM 1/02 TRAINED SPOTTER
2 WSW LEESBURG 4.0 800 PM 1/02 PUBLIC
2 NW LEESBURG 4.0 636 PM 1/02 TRAINED SPOTTER
1 NNE LEESBURG 3.5 615 PM 1/02 TRAINED SPOTTER
COUNTRYSIDE 3.2 1030 PM 1/02 NWS EMPLOYEE
DULLES INTERNATIONAL 3.0 1103 PM 1/02 AIRPORT
3 NW DULLES INTERNAT 3.0 1200 AM 1/03 NWS OFFICE
ASHBURN 2.0 800 PM 1/02 NWS EMPLOYEE
NW LOVETTSVILLE 1.0 459 PM 1/02 PUBLIC
1 SE PAEONIAN SPRING 0.8 315 PM 1/02 TRAINED SPOTTER
1 N LEESBURG 0.8 348 PM 1/02 TRAINED SPOTTER

...MADISON COUNTY...
HAYWOOD 2.5 1244 AM 1/03 TRAINED SPOTTER

...PAGE COUNTY...
3 S STANLEY 3.3 740 PM 1/02 PUBLIC
RILEYVILLE 2.0 1000 PM 1/02 PUBLIC
1 ESE HONEYVILLE 1.8 930 PM 1/02 TRAINED SPOTTER
1 SW LURAY 1.3 520 PM 1/02 TRAINED SPOTTER

...PRINCE WILLIAM COUNTY...
GAINESVILLE 2.7 1000 PM 1/02 PUBLIC
2 ESE INDEPENDENT HI 2.5 1115 PM 1/02 TRAINED SPOTTER
1 SSW WOODBRIDGE 1.5 540 AM 1/03 COCORAHS

...ROCKINGHAM COUNTY...
1 SE MASSANUTTEN T 442 PM 1/02 TRAINED SPOTTER

...SPOTSYLVANIA COUNTY...
5 SSW WHITE OAK 2.2 1040 PM 1/02 TRAINED SPOTTER
1 ENE MASSAPONAX 2.0 1200 AM 1/03 PUBLIC
5 SSW FREDERICKSBURG 1.5 600 AM 1/03 COCORAHS

...STAFFORD COUNTY...
2 WNW ARKENDALE 1.0 840 PM 1/02 TRAINED SPOTTER
2 NNW STAFFORD 1.0 814 PM 1/02 PUBLIC
8 ESE FREDERICKSBURG 0.8 945 PM 1/02 COCORAHS

...WARREN COUNTY...
2 N LINDEN 3.5 900 PM 1/02 TRAINED SPOTTER
1 ENE FRONT ROYAL 3.0 915 PM 1/02 TRAINED SPOTTER
1 WSW KARO 3.0 830 PM 1/02 TRAINED SPOTTER

WEST VIRGINIA

...BERKELEY COUNTY...
2 E MARTINSBURG 3.5 930 PM 1/02 NWS EMPLOYEE
2 NW FALLING WATERS 3.0 1000 PM 1/02 TRAINED SPOTTER
1 SSW VANVILLE 2.8 1025 PM 1/02 TRAINED SPOTTER
JONES SPRINGS 1.0 215 PM 1/02 TRAINED SPOTTER

...GRANT COUNTY...
BAYARD 2.3 918 PM 1/02 CO-OP OBSERVER
2 NE KLINE GAP 2.0 820 PM 1/02 TRAINED SPOTTER

...JEFFERSON COUNTY...
2 W RIPPON 2.9 830 PM 1/02 NWS EMPLOYEE

...MORGAN COUNTY...
BERKELEY SPGS 2.0 220 AM 1/03 911 CALL CENTER

...PENDLETON COUNTY...
6 WSW CHERRY GROVE 4.0 330 PM 1/02 TRAINED SPOTTER
3 ENE CIRCLEVILLE 2.5 345 PM 1/02 TRAINED SPOTTER

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DCA had 1.9" at midnight.  Please tell me they got 0.1" by the fluff after midnight...

 

Somewhere between 5 and 6" here, I'll wait for the final spotter reports before calling it.  Warning criteria.  Hard to believe! 

 

BWI just as bad. 3.6" is way low. I'm 3 miles south and got 5.5", which lines up with most of the other obs around the airport. 

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DCA 1.9" storm total per CWG tweet.

http://www.ncdc.noaa.gov/wdc/metar/index.php?name=handbook-toc-coding Table 12-6. Units of Measure of Precipitatiom Type of Measurement Unit of Measure Liquid Precipitation 0.01 inch Water Equivalent of Solid Precipitation 0.01 inch Solid Precipitation 0.1 inch Snow Depth 1.0 inch

 

They round to the nearest inch I believe.

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http://www.ncdc.noaa.gov/wdc/metar/index.php?name=handbook-toc-coding Table 12-6. Units of Measure of Precipitatiom Type of Measurement Unit of Measure Liquid Precipitation 0.01 inch Water Equivalent of Solid Precipitation 0.01 inch Solid Precipitation 0.1 inch Snow Depth 1.0 inch

 

They round to the nearest inch I believe.

 

for snow depth but the 1.9 isn't snow depth

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