Spot Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
990 FNUS71 KLWX 230847 FWSLWX Spot Forecast for Key Bridge Response...USCG National Weather Service Baltimore MD/Washington DC 447 AM EDT Thu May 23 2024 Forecast is based on forecast start time of 0600 EDT on May 23. If conditions become unrepresentative...contact the National Weather Service. Please contact our office if you have questions or concerns with this forecast. .DISCUSSION... A cold front will approach from the Ohio River Valley bringing renewed chances for showers and thunderstorms through tonight. Additional shower and thunderstorm chances are forecast Saturday as the front stalls nearby. A stronger cold front will bring a greater risk of severe weather on Memorial Day. Cooler and drier conditions return for the middle and second half of next week. NW Branch Patapsco River at Baltimore MD MLLW Categories - Minor 3.4 ft, Moderate 4.6 ft, Major 6.0 ft MHHW Categories - Minor 1.7 ft, Moderate 2.9 ft, Major 4.3 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 23/07 AM 3.0 1.3 1.1 0.5 None 23/07 PM 1.8 0.1 0.8 0.5 None 24/07 AM 2.7 1.0 0.8 0.5 None 24/08 PM 1.6 -0.1 0.6 0.5 None 25/09 AM 2.8 1.1 0.8 0.5 None 25/09 PM 1.8 0.1 0.7 0.5 None .TODAY... Sky/weather.........Mostly cloudy (80-90 percent). Scattered showers and isolated thunderstorms through the day. Chance of pcpn......50 percent. Max temperature.....Around 81. Min humidity........60 percent. Surface winds (kts).Southwest winds around 4 knots shifting to the west up to 6 knots in the late morning and early afternoon, then shifting to the southwest up to 5 knots late in the afternoon. Wave height.........Less than 1 foot. CEILING (KFT).......10 decreasing to 8.8 late in the morning, then decreasing to 7.7 late in the morning increasing to 8.6 early in the afternoon increasing to 10. Visibility..........10. TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........87 86 88 88 87 94 92 86 79 71 79 78 Weather cov.....SCT SCT SCT SCT SCT SCT SCT ISO ISO SCT SCT Weather type....RW RW RW RW RW RW RW RW RW RW RW Tstm cov........ISO ISO ISO ISO ISO ISO ISO ISO ISO ISO Chc of pcpn (%).40 40 50 50 50 50 40 20 10 20 30 30 Temp............71 72 73 74 75 75 77 78 79 80 80 80 RH..............84 84 81 79 74 74 69 67 64 62 60 62 SFC wnd dir.....SW SW W W NW NW W SW SW SW S S SFC wnd spd kts.4 4 4 5 6 6 4 4 4 4 5 5 SFC wnd gst.....8 8 11 11 11 10 8 6 6 7 8 8 Wave height (ft)0 0 0 0 0 0 0 0 0 0 0 0 Ceiling (kft)...10 10 10 10 8.8 7.7 9.2 8.6 12 11 10 10 Visibility (sm).10 10 10 10 10 10 10 10 10 10 10 10 .TONIGHT... Sky/weather.........Mostly cloudy (75-85 percent). Scattered thunderstorms in the evening. Scattered showers through the night. Isolated thunderstorms late in the evening. Chance of pcpn......50 percent. Min temperature.....Around 67. Max humidity........84 percent. Surface winds (kts).South winds around 5 knots early in the evening becoming light, then becoming west up to 5 knots overnight becoming light. Wave height.........Less than 1 foot. CEILING (KFT).......9.7. Visibility..........8 increasing to 10 early in the morning. TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........70 78 89 87 92 92 87 80 77 77 80 77 Weather cov.....SCT SCT SCT SCT SCT SCT SCT SCT SCT SCT SCT SCT Weather type....RW RW RW RW RW RW RW RW RW RW RW RW Tstm cov........SCT SCT SCT SCT SCT ISO ISO ISO Chc of pcpn (%).40 40 50 50 50 40 40 40 30 30 30 40 Temp............79 78 76 75 74 73 72 71 70 69 69 69 RH..............62 67 71 74 79 79 81 81 81 84 84 84 SFC wnd dir.....S S S SW SW W W W W W W W SFC wnd spd kts.5 5 5 3 3 3 4 5 4 4 3 3 SFC wnd gst.....7 7 7 6 4 5 6 8 7 7 5 4 Wave height (ft)0 0 0 0 0 0 0 0 0 0 0 0 Ceiling (kft)...10 10 10 10 10 10 9.7 10 10 10 10 10 Visibility (sm).10 10 10 10 10 10 8 8 8 8 8 10 .FRIDAY... Sky/weather.........Mostly sunny (40-50 percent). Chance of showers early in the morning, then slight chance of showers early in the morning. Chance of pcpn......30 percent. Max temperature.....Around 83. Min humidity........47 percent. Surface winds (kts).Light winds becoming north around 4 knots early in the morning, then shifting to the northeast late in the morning shifting to the east early in the afternoon shifting to the southeast up to 5 knots. Wave height.........Less than 1 foot. CEILING (KFT).......10 increasing to 18 early in the morning. Visibility..........10. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM Sky (%).........69 56 43 29 21 22 Weather cov.....CHANCE Weather type....RNSHWR NONE NONE NONE NONE NONE Tstm cov........ Chc of pcpn (%).30 10 10 10 10 10 Temp............68 70 73 77 79 81 RH..............84 78 66 56 52 47 SFC wind (kts)..NW 3 N 4 N 4 NE 4 SE 4 SE 5 SFC wnd gst ....4 6 6 6 6 Wave height (ft)0 0 0 0 0 0 Ceiling (kft)...10 18 18 19 19 19 Visibility (sm).10 10 10 10 10 10 $$ Forecaster...Rosa Requested by...Jackie Gonzalez Type of request...MARINE .TAG 2413377.0/LWX .DELDT 05/23/24 .FormatterVersion 2.0.0 .EMAIL Sitlkeybridgeresponse2024@gmail.com,jpg112122@gmail.com,AF.A3.RSS.Weather@us.af.mil,nws-sterling-wxsupport@noaa.gov