Spot Forecast Issued by NWS Sterling, VA
000
FNUS71 KLWX 240934
FWSLWX
Spot Forecast for Key Bridge Response...USCG
National Weather Service Baltimore MD/Washington DC
534 AM EDT Wed Apr 24 2024
Forecast is based on forecast start time of 0600 EDT on April 24.
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 moving through the area this morning will produce
scattered showers around the bridge site. A thunderstorm or two is
possible early this afternoon, though the probability is low
(15-20pct). Any storm will be capable of producing occasional
lightning strikes. Winds quickly turn northwest behind the front
late this morning into this evening. Sustained NW winds around
13-15 knots, with gusts 20-22 knots through tonight.
High pressure builds into the area Thursday, bringing dry
conditions and cooler temperatures. Winds decrease below 10 knots
Thursday and shift to northeast. Winds turn southeast Friday,
increasing to 10-13 knots, with gusts to 18 knots in the
afternoon and evening.
The current water temperatures is 59 degrees.
NW Branch Patapsco River at Baltimore MD
MLLW Categories - Minor 3.0 ft, Moderate 5.0 ft, Major 6.0 ft
MHHW Categories - Minor 1.3 ft, Moderate 3.3 ft, Major 4.3 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
24/07 AM 3.7 2.0 2.0 0.5 Minor
24/07 PM 2.4 0.7 1.4 1.0 None
25/08 AM 2.3 0.6 0.5 0.5 None
25/09 PM 1.6 -0.1 0.6 0.5 None
26/09 AM 2.7 1.0 0.9 0.5 None
26/09 PM 2.0 0.3 1.0 0.5 None
.TODAY...
Sky/weather.........Mostly cloudy (75-85 percent) then becoming
mostly sunny (35-45 percent). Chance of rain
showers early in the morning, then slight
chance of rain showers in the morning.
Chance of pcpn......30 percent.
Max temperature.....Around 69.
Min humidity........42 percent.
Surface winds (kts).West winds 7 to 12 knots shifting to the
northwest 14 to 15 knots late in the morning.
Wave height.........1 foot.
CEILING (KFT).......5.0 increasing to 9.0 in the late morning and
afternoon.
Visibility..........10.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........95 90 92 77 63 48 43 39 34 32 29 27
Weather cov.....CHC SCH ISO ISO ISO
Weather type....RW RW RW RW RW
Tstm cov........
Chc of pcpn (%).30 20 20 20 20 0 10 10 10 10 0 10
Temp............56 56 57 59 61 63 64 65 67 67 68 69
RH..............72 72 69 67 62 58 54 52 47 47 45 42
SFC wnd dir.....SW SW SW W W W W NW NW NW NW NW
SFC wnd spd kts.7 8 9 11 12 14 15 15 15 15 15 14
SFC wnd gst.....15 15 16 18 20 21 22 22 22 22 21 20
Wave height (ft)1 1 1 1 1 1 1 1 1 1 1 1
Ceiling (kft)...5.0 5.0 5.0 9.0 9.0 9.0 9.0 9.0 9.0 9.0 9.0 9.0
Visibility (sm).10 10 10 10 10 10 10 10 10 10 10 10
.TONIGHT...
Sky/weather.........Partly cloudy (30-40 percent).
Chance of pcpn......10 percent.
Min temperature.....Around 45.
Max humidity........64 percent.
Surface winds (kts).Northwest winds 11 to 13 knots shifting to the
north 10 to 12 knots overnight.
Wave height.........1 foot.
CEILING (KFT).......9.0 increasing to 25.
Visibility..........10.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........27 27 27 30 32 35 32 30 27 33 38 44
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).10 0 0 0 0 0 0 0 0 0 0 0
Temp............68 67 65 62 60 58 55 53 51 49 47 47
RH..............43 45 48 56 60 62 64 61 61 63 63 58
SFC wnd dir.....NW NW NW NW N N N N N N N N
SFC wnd spd kts.13 12 11 11 12 12 12 11 11 10 10 10
SFC wnd gst.....20 19 18 18 18 18 19 19 19 19 18 17
Wave height (ft)1 1 1 1 1 1 1 1 1 1 1 1
Ceiling (kft)...9.0 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
.THURSDAY...
Sky/weather.........Mostly sunny (30-40 percent).
Chance of pcpn......0 percent.
Max temperature.....Around 58.
Min humidity........42 percent.
Surface winds (kts).Northeast winds 6 to 10 knots shifting to the
east in the afternoon.
Wave height.........1 foot.
CEILING (KFT).......25 in the morning and early afternoon.
Visibility..........10 in the morning and early afternoon.
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
Sky (%).........42 38 31 27 28 37
Weather cov.....
Weather type....NONE NONE NONE NONE NONE NONE
Tstm cov........
Chc of pcpn (%).0 0 0 0 0 0
Temp............46 46 48 52 56 57
RH..............58 55 54 48 43 42
SFC wind (kts)..N 10 N 10 NE 8 NE 6 E 6 E 6
SFC wnd gst ....17 15 13 11 10 9
Wave height (ft)1 1 1 0 0 0
Ceiling (kft)...25 25 25 25
Visibility (sm).10 10 10 10
$$
Forecaster...Rodriguez
Requested by...Jackie Gonzalez
Type of request...MARINE
.TAG 2410483.0/LWX
.DELDT 04/24/24
.FormatterVersion 2.0.0
.EMAIL jpg112122@gmail.com,nws-sterling-wxsupport@noaa.gov,Sitlkeybridgeresponse2024@gmail.com