Spot Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
150
FNUS71 KLWX 250830
FWSLWX
Spot Forecast for Key Bridge Response...USCG
National Weather Service Baltimore MD/Washington DC
430 AM EDT Sat May 25 2024
Forecast is based on forecast start time of 0600 EDT on May 25.
If conditions become unrepresentative...contact the National Weather
Service.
Please contact our office if you have questions
or concerns with this forecast.
.DISCUSSION...
A warm and humid air mass will persist through the holiday weekend
with daily chances of showers and thunderstorms. A strong cold front
will push through the region Monday into Monday night triggering
widespread showers and thunderstorms, some of which are likely to
become severe. A secondary cold front moves in by mid-week before
high pressure builds in late 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
-------- --------- --------- --------- ------- --------
25/08 AM 2.6 0.9 0.6 0.5 None
25/09 PM 1.8 0.1 0.7 0.5 None
26/09 AM 2.8 1.1 0.8 0.5 None
26/10 PM 2.1 0.4 1.0 0.5 None
27/10 AM 3.1 1.4 1.2 0.5 None
27/11 PM 2.4 0.7 1.2 0.5 None
.TODAY...
Sky/weather.........Mostly sunny (30-40 percent). Patchy fog early
in the morning.
Chance of pcpn......10 percent.
Max temperature.....Around 82.
Min humidity........56 percent.
Surface winds (kts).Light winds becoming southeast up to 6 knots in
the afternoon.
Wave height.........Less than 1 foot.
CEILING (KFT).......24 decreasing to 6.6 late in the afternoon.
Visibility..........9.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........21 27 33 36 38 41 42 43 44 41 39 36
Weather cov.....PTY PTY
Weather type....FOG FOG
Tstm cov........
Chc of pcpn (%).0 0 0 0 0 0 0 0 10 10 10 10
Temp............67 68 71 73 75 76 78 79 79 79 80 80
RH..............90 87 84 79 74 71 64 60 60 60 56 58
SFC wnd dir.....E SE SE S S SE SE SE S S S S
SFC wnd spd kts.2 2 1 1 2 3 4 5 5 6 6 6
SFC wnd gst.....4 3 2 3 3 4 6 7 8 9 9 9
Wave height (ft)0 0 0 0 0 0 0 0 0 0 0 0
Ceiling (kft)...25 25 25 25 25 24 25 25 25 25 24 6.6
Visibility (sm).9 9 10 10 10 10 10 10 10 10 10 10
.TONIGHT...
Sky/weather.........Partly cloudy (30-40 percent) then becoming
mostly cloudy (60-70 percent). Scattered
showers early in the evening. Isolated
thunderstorms early in the evening. Isolated
showers overnight.
Chance of pcpn......40 percent.
Min temperature.....Around 69.
Max humidity........93 percent.
Surface winds (kts).South winds up to 6 knots in the evening
becoming light.
Wave height.........Less than 1 foot.
CEILING (KFT).......24 decreasing to 7.4.
Visibility..........10 decreasing to 7 early in the morning.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........32 28 24 36 49 61 64 67 70 66 61 57
Weather cov..... SCT SCT SCT SCT SCT SCT ISO ISO ISO
Weather type.... RW RW RW RW RW RW RW RW RW
Tstm cov........ ISO ISO ISO ISO ISO ISO ISO ISO ISO
Chc of pcpn (%).10 10 40 40 40 30 30 30 20 20 20 0
Temp............80 79 77 76 74 73 72 71 71 70 69 70
RH..............58 60 64 69 76 79 84 87 87 87 90 90
SFC wnd dir.....S S S S S S S S S S S S
SFC wnd spd kts.6 5 5 5 5 4 3 3 3 2 2 2
SFC wnd gst.....9 9 8 8 7 7 6 5 5 5 5 4
Wave height (ft)0 0 0 0 0 0 0 0 0 0 0 0
Ceiling (kft)...24 25 25 22 8.4 7.5 7.5 8.4 8.3 8.3 8.3 7.4
Visibility (sm).10 10 10 10 10 10 10 10 10 10 10 7
.SUNDAY...
Sky/weather.........Mostly sunny (45-55 percent). Chance of showers
and slight chance of thunderstorms late in the
afternoon.
Chance of pcpn......30 percent.
Max temperature.....Around 81.
Min humidity........69 percent.
Surface winds (kts).Light winds becoming southeast up to 5 knots in
the afternoon.
Wave height.........Less than 1 foot.
CEILING (KFT).......8.3 decreasing to 0.9 early in the morning,
then increasing to 5.1 late in the morning
increasing to 9.9 late in the morning
increasing to 14 increasing to 17 early in the
afternoon increasing to 20 increasing to 25
late in the afternoon.
Visibility..........6 increasing to 8 late in the morning, then
decreasing to 6 late in the afternoon
increasing to 10 late in the afternoon.
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
Sky (%).........59 63 56 41 30 38
Weather cov..... CHANCE CHANCE
Weather type....NONE NONE NONE NONE RNSHWR RNSHWR
Tstm cov........ S CHC S CHC
Chc of pcpn (%).0 10 10 10 30 30
Temp............69 71 73 75 78 79
RH..............93 87 84 79 71 69
SFC wind (kts)..S 2 SE 2 SE 2 SE 4 SE 5 SE 5
SFC wnd gst ....4 4 4 6 7 8
Wave height (ft)0 0 0 0 0 0
Ceiling (kft)...8.3 0.9 9.9 16 18 25
Visibility (sm).7 6 8 8 6 7
$$
Forecaster...Rosa
Requested by...Jackie Gonzalez
Type of request...MARINE
.TAG 2413417.0/LWX
.DELDT 05/25/24
.FormatterVersion 2.0.0
.EMAIL AF.A3.RSS.Weather@us.af.mil,jpg112122@gmail.com,nws-sterling-wxsupport@noaa.gov,Sitlkeybridgeresponse2024@gmail.com