FNUS71 KLWX 171704 FWSLWX Spot Forecast for Flag Pond Rx...MD-MDS National Weather Service Baltimore MD/Washington DC 104 PM EDT Tue Mar 17 2026 Forecast is based on ignition time of 0600 EDT on March 18. If conditions become unrepresentative...contact the National Weather Service. Please contact our office if you have questions or concerns with this forecast. .DISCUSSION... Benign weather conditions are expected on both Wednesday and Thursday, with no precipitation expected either day. Mostly sunny skies are forecast during the daylight hours, with mostly clear conditions at night. Light northerly winds during the morning Wednesday will become light out of the southeast during the afternoon. RH values will start in the 50s, and then drop into the mid-upper 30s by mid-late afternoon. RHs rebound into the upper 70s tomorrow night, with light southerly winds. RH values drop into the 40s on Thursday, with winds remaining light out of the south. .WEDNESDAY... Sky/weather.........Mostly sunny (45-55 percent). CWR.................0 percent. Chance of thunder...0 percent. Max temperature.....Around 42. Min humidity........33 percent. Wind (20 ft)........North winds around 6 mph shifting to the southeast late in the afternoon. Mixing height.......4300 ft AGL. Transport winds.....North 5 to 12 mph shifting to the east around 3 mph early in the afternoon, then shifting to the south 6 to 13 mph late in the afternoon. Smoke dispersal.....Poor (12500 knot-ft) early in the morning increasing to good (42100 knot-ft) in the afternoon. TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........49 55 61 65 70 65 48 48 45 41 38 29 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............30 30 29 31 34 35 37 38 39 40 40 41 RH..............52 52 53 48 47 46 41 39 38 37 38 38 20 FT wind dir..NW N N N N NE NE E E SE SE SE 20 FT wind spd..6 6 6 6 6 6 5 5 5 6 6 6 20 FT wind gust.12 12 12 10 9 8 7 7 7 8 8 9 Mix hgt (kft)...2.5 2.5 2.5 2.9 3.3 3.7 4.0 4.2 4.2 4.3 4.2 3.8 Transp wind dir.N N N N N N NE E S S S S Transp wind spd.12 12 10 10 12 9 5 3 6 8 10 13 Vrate kt-ft/1K..25 25 23 26 33 30 16 13 21 30 38 42 Ventrate Cat....PR PR PR PR PR PR PR PR PR PR PR FR .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy (25-35 percent). CWR.................0 percent. Chance of thunder...0 percent. Min temperature.....Around 33. Max humidity........78 percent. Wind (20 ft)........Southeast winds around 5 mph. Mixing height.......700 ft AGL. Transport winds.....South 12 to 14 mph. Smoke dispersal.....Good (35300 knot-ft) early in the evening decreasing to poor (7900 knot-ft) late in the night. TIME (EDT) 6 PM 10 PM 2 AM Sky (%).........27 21 32 Weather cov..... Weather type....NONE NONE NONE Tstm cov........ CWR.............0 0 0 Chc of thdr (%).0 0 0 Temp............40 36 35 RH..............41 57 68 20 FT wind......SE 5G8 SE 5G8 S 5G9 Mixhgt (ft)....2900 700 900 Transport wind..S 14 S 13 S 12 Vrate kt-ft/1K..35 8 9 Ventrate Cat....POOR POOR POOR .THURSDAY... Sky/weather.........Mostly sunny (25-35 percent). CWR.................0 percent. Chance of thunder...0 percent. Max temperature.....Around 51. Min humidity........46 percent. Wind (20 ft)........South winds 5 to 8 mph. Mixing height.......2700 ft AGL. Transport winds.....South 10 to 12 mph. Smoke dispersal.....Poor (7100 knot-ft) early in the morning increasing to fair (26000 knot-ft) in the afternoon. TIME (EDT) 6 AM 9 AM NOON 3 PM Sky (%).........30 17 20 41 Weather cov..... Weather type....NONE NONE NONE NONE Tstm cov........ CWR.............0 0 0 0 Chc of thdr (%).0 0 0 0 Temp............34 38 47 50 RH..............79 67 48 44 20 FT wind......S 5G8 S 5G9 S 7G10 S 8G12 Mix hgt (ft)....700 1300 2600 2400 Transport wind..S 12 S 12 S 12 S 10 Vrate kt-ft/1K..7 13 26 22 Ventrate Cat....POOR POOR POOR POOR $$ Forecaster...Pallozzi Requested by...Brian Stupak Type of request...PRESCRIBED .TAG 2606072.0/LWX .DELDT 03/17/26 .FormatterVersion 2.0.0 .EMAIL brian.stupak@maryland.gov