Weather Roundup
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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NZUS51 KLWX 200410
HRRLWX
HOURLY OBSERVATIONS AROUND THE LWX CWA
1200 AM EDT SUN APR 20 2025
Note: "FAIR" indicates few or no clouds below 12,000 feet
with no significant weather and/or obstructions to visibility.
* =Non NWS site. Station does not report significant weather
and/or obstructions to visibility.
...DOWNTOWN AREAS...
CITY SKY/WX TMP DP RH WIND PRES REMARKS
WASHINGTON NAT MOCLDY 71 60 68 S9 30.07S
BALT INNER HAR N/A 77 58 51 MISG 30.05F
...WASHINGTON SUBURBS...
CITY SKY/WX TMP DP RH WIND PRES REMARKS
DULLES PTCLDY 72 60 66 S9 30.08S
MANASSAS* PTCLDY 73 62 68 S5 30.09S
LEESBURG* PTCLDY 72 63 73 N7 30.10R
GAITHERSBURG* PTCLDY 73 59 61 VRB5 30.09S
FT BELVOIR PTCLDY 76 61 58 CALM 30.05F
QUANTICO CLEAR 78 32 18 SW10 30.09 HAZE
ANDREWS AFB PTCLDY 75 60 60 SW10 30.05S
COLLEGE PARK* PTCLDY 70 61 73 CALM 30.08S
...CENTRAL VIRGINIA...
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CULPEPER* PTCLDY 71 59 65 SW6 30.11R
CHARLOTTESVILL PTCLDY 71 59 65 CALM 30.12F
WARRENTON* PTCLDY 73 58 59 SW3 30.10S
ORANGE* PTCLDY 68 61 77 SW7 30.14R
GORDONSVILLE* PTCLDY 71 62 73 W3 30.12S
FREDERICKSBRG* CLEAR 76 61 59 SW8G16 30.09S
LOUISA* PTCLDY 73 62 68 SW7 30.13F
ASHLAND PTCLDY 75 63 66 SW12 30.14F
RICHMOND MOCLDY 68 63 84 S7 30.14F
...NORTHEAST/CENTRAL MARYLAND...
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BWI AIRPORT MOCLDY 74 59 59 S6 30.06S
ANNAPOLIS PTCLDY 76 60 57 SW5 30.06F
MARTIN AIRPORT PTCLDY 73 59 60 CALM 30.06F
WESTMINSTER* PTCLDY 66 59 77 W10 30.09R
FREDERICK* PTCLDY 68 55 64 S5 30.09R
FORT MEADE* PTCLDY 70 59 68 N3 30.10R
...SOUTHERN MARYLAND...
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PATUXENT RIVER PTCLDY 78 62 57 SW16 30.08F
ST MARYS CITY PTCLDY 71 65 81 SW8 30.09F
...MARYLAND EASTERN SHORE...
CITY SKY/WX TMP DP RH WIND PRES REMARKS
SALISBURY PTCLDY 73 63 70 SW13 30.10S
CAMBRIDGE* CLEAR 73 63 68 CALM 30.08S
OCEAN CITY PTCLDY 75 62 64 SW12G22 30.10S
BAY BRIDGE AP* PTCLDY 75 60 59 SW8 30.07S
EASTON* PTCLDY 71 61 69 SW6 30.07F
...SHENANDOAH VALLEY...
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MARTINSBURG PTCLDY 76 54 46 W16 30.08R
HAGERSTOWN APT N/A N/A N/A N/A MISG 30.09S
STAUNTON* MOCLDY 66 56 69 W7 30.18S
WINCHESTER* PTCLDY 70 52 52 CALM 30.10R
NEW MARKET* MOCLDY 60 55 83 CALM 30.14S
WAYNESBORO* MOCLDY 71 54 54 SW7 30.18S
...APPALACHIANS...
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PETERSBURG WV* MOCLDY 73 56 54 W10 30.14R
CUMBERLAND* N/A 74 53 47 SW8G21 30.17
OAKLAND* MOCLDY 61 55 82 W8G16 30.21R
HOT SPRINGS* MOCLDY 68 30 24 W15G21 30.30S
ELKINS MOCLDY 70 55 59 W7 30.24R
BEDFORD PA* MOCLDY 66 53 63 W7 30.12S
JOHNSTOWN CLOUDY 62 55 77 NW20G31 30.16R
ALTOONA MOCLDY 68 57 68 NW14G22 30.13R
...SOUTHERN PENNSYLVANIA/DELAWARE...
CITY SKY/WX TMP DP RH WIND PRES REMARKS
YORK PTCLDY 70 56 61 W7 30.06R
...MARINE OBSERVATIONS...
STATION/POSITION TIME TEMP WIND PRES
AIR SEA DIR/SP/G
(UTC) (F) (DEG/KT/KT) (MB)
THOMAS PT LIGHT 0400 76 200/ 16/ 17 1018.8F
TOLCHESTER 0324 63 220/ 4/ 6 1018.2
COVE POINT 0324 77 220/ 17/ 28 1018.8
GOOSES REEF 0348 63 54 220/ 10/ 12 N/A
BALT HARBOR 0324 75 56 290/ 1/ 4 N/A
BALT KEY BRIDGE 0324 76 330/ 14/ 19 1018.1
ANNAPOLIS USNA 0324 78 210/ 4/ 10 1017.6
ANNAPOLIS CBIBS 0348 71 57 230/ 12/ 14 N/A
WASH DC CHANNEL 0324 71 59 160/ 6/ 7 1018.2
DAHLGREN 0324 77 59 240/ 12/ 15 1018.1
LEWISETTA 0324 75 65 230/ 12/ 15 1019.3
SOLOMONS ISLAND 0324 72 56 240/ 16/ 19 1018.7
POTOMAC BUOY 0348 69 58 270/ 4/ 8 N/A
CAMBRIDGE PIER 0324 76 59 240/ 9/ 14 1019.0
BISHOPS HEAD 0324 65 63 200/ 10/ 11 1019.1
CHESAPEAKE CITY 0324 73 55 300/ 13/ 16 1018.7