Spot Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
987 FNUS71 KLWX 220854 FWSLWX Spot Forecast for Key Bridge Response...USCG National Weather Service Baltimore MD/Washington DC 454 AM EDT Wed May 22 2024 Forecast is based on forecast start time of 0600 EDT on May 22. 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 through Thursday bringing renewed chances for showers and thunderstorms. Additional shower and thunderstorm chances are likely Friday into the weekend as the front stalls nearby. Drier conditions return by the middle 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 -------- --------- --------- --------- ------- -------- 22/07 AM 3.1 1.4 1.2 0.5 None 22/07 PM 2.4 0.7 1.3 0.5 None 23/08 AM 3.2 1.5 1.3 0.5 None 23/07 PM 2.0 0.3 1.0 0.5 None 24/08 AM 2.7 1.0 0.7 0.5 None 24/07 PM 1.7 0.0 0.8 0.5 None .TODAY... Sky/weather.........Mostly sunny (35-45 percent). Chance of pcpn......10 percent. Max temperature.....Around 84. Min humidity........56 percent. Surface winds (kts).South winds up to 11 knots. Wave height.........1 foot. CEILING (KFT).......25. Visibility..........10. TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........22 21 22 19 19 20 26 21 28 33 50 58 Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 0 0 0 10 10 10 Temp............63 62 66 69 73 76 78 80 82 82 82 82 RH..............90 97 87 81 73 66 64 60 56 56 58 58 SFC wnd dir.....S S S S S S S S S S S S SFC wnd spd kts.4 4 5 5 6 6 7 8 9 10 11 11 SFC wnd gst.....8 9 12 11 10 9 9 10 11 13 15 16 Wave height (ft)0 0 0 0 0 0 1 1 1 1 1 1 Ceiling (kft)...25 25 25 25 25 25 25 25 25 25 25 25 Visibility (sm).10 10 10 10 10 10 10 10 10 10 10 10 .TONIGHT... Sky/weather.........Partly cloudy (45-55 percent) then becoming mostly cloudy (60-70 percent). Scattered showers and thunderstorms. Chance of pcpn......40 percent. Min temperature.....Around 70. Max humidity........81 percent. Surface winds (kts).South winds up to 11 knots in the evening and overnight becoming light. Wave height.........1 foot. CEILING (KFT).......25 decreasing to 10 early in the evening, then increasing to 18 after 3 am decreasing to 11 early in the morning. Visibility..........9. TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........47 50 50 57 58 54 56 56 65 68 65 72 Weather cov..... ISO ISO SCT SCT SCT ISO ISO ISO ISO Weather type.... RW RW RW RW RW RW RW RW RW Tstm cov........ ISO ISO SCT SCT SCT ISO Chc of pcpn (%).10 10 10 20 30 40 30 30 30 30 30 30 Temp............81 79 78 76 75 74 73 73 72 72 71 71 RH..............58 62 64 69 74 74 76 76 79 79 81 81 SFC wnd dir.....S S S S S S S S S S S S SFC wnd spd kts.11 10 9 8 7 6 5 5 5 4 3 3 SFC wnd gst.....16 16 14 12 10 9 8 8 7 6 5 4 Wave height (ft)1 1 1 1 1 1 0 0 0 0 0 0 Ceiling (kft)...25 25 11 11 10 10 10 11 11 11 18 11 Visibility (sm).10 10 10 10 10 10 10 10 10 10 9 9 .THURSDAY... Sky/weather.........Mostly cloudy (70-80 percent). Chance of showers in the morning. Chance of thunderstorms through the day. Showers likely in the afternoon. Chance of pcpn......70 percent. Max temperature.....Around 82. Min humidity........67 percent. Surface winds (kts).Light winds becoming south up to 5 knots. Wave height.........Less than 1 foot. CEILING (KFT).......9.0 increasing to 12 late in the afternoon. Visibility..........9 decreasing to 6 late in the afternoon, then increasing to 10 late in the afternoon. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM Sky (%).........63 63 76 88 86 79 Weather cov.....S CHC S CHC S CHC CHANCE LIKELY LIKELY Weather type....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR Tstm cov........ S CHC S CHC CHANCE CHANCE CHANCE Chc of pcpn (%).30 20 20 40 70 70 Temp............71 73 76 78 79 79 RH..............81 79 74 69 67 67 SFC wind (kts)..S 2 SW 3 W 4 W 4 SW 5 S 4 SFC wnd gst ....3 4 5 6 7 7 Wave height (ft)0 0 0 0 0 0 Ceiling (kft)...11 11 11 9.6 9.0 9.0 Visibility (sm).9 9 9 10 6 6 $$ Forecaster...Rosa Requested by...Jackie Gonzalez Type of request...MARINE .TAG 2413376.0/LWX .DELDT 05/22/24 .FormatterVersion 2.0.0 .EMAIL jpg112122@gmail.com,Sitlkeybridgeresponse2024@gmail.com,nws-sterling-wxsupport@noaa.gov