Spot Forecast
Issued by NWS Sterling, VA

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Spot Forecast for Key Bridge Response...USCG
National Weather Service Baltimore MD/Washington DC
414 AM EDT Thu May 2 2024

Forecast is based on forecast start time of 0600 EDT on May 02.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact our office if you have questions
or concerns with this forecast.

.DISCUSSION...

A Small Craft Advisory is in effect for Friday and will likely
need to be extended through the weekend. Winds will begin to diminish
on Monday.

An upper level ridge will build over the area today through
Friday leading to record high temperatures today in the low 90s.
A backdoor cold front will cross the area late tonight
into Friday before sinking south this weekend. A secondary
cold front and area of low pressure will pass through the area
Sunday into early next week.


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
  --------  ---------  ---------  ---------  -------  --------
  02/02 AM     2.4        0.7        1.1       0.5      None
  02/02 PM     2.5        0.8        1.0       0.5      None
  03/03 AM     2.5        0.8        1.1       0.5      None
  03/03 PM     2.5        0.8        1.0       0.5      None
  04/04 AM     2.7        1.0        1.1       0.5      None
  04/04 PM     2.9        1.2        1.5       0.5      None



.TODAY...

Sky/weather.........Sunny (10-20 percent).
Chance of pcpn......0 percent.
Max temperature.....Around 86.
Min humidity........36 percent.
Surface winds (kts).Southwest winds up to 5 knots shifting to the
                    west 5 to 8 knots late in the morning.
Wave height.........1 foot.
CEILING (KFT).......24.
Visibility..........9.

TIME (EDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........23  22  20  20  20  20  18  17  15  11  8   4
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............62  63  65  70  75  79  82  84  85  86  86  86
RH..............87  84  78  68  58  50  44  41  40  39  37  37
SFC wnd dir.....SW  SW  SW  SW  W   W   W   W   W   W   W   W
SFC wnd spd kts.4   4   4   4   5   5   6   6   7   8   8   8
SFC wnd gst.....5   5   5   5   6   6   7   7   8   9   9   9
Wave height (ft)0   0   0   0   0   0   0   0   0   0   1   0
Ceiling (kft)...25  25  25  25  25  25  25  24  24  24  24  25
Visibility (sm).9   9   10  10  10  10  10  10  10  10  10  10

.TONIGHT...

Sky/weather.........Mostly clear (10-20 percent).
Chance of pcpn......0 percent.
Min temperature.....Around 63.
Max humidity........70 percent.
Surface winds (kts).West winds 5 to 7 knots early in the evening
                    becoming light, then becoming northeast up to 9
                    knots overnight.
Wave height.........Less than 1 foot.
CEILING (KFT).......25 decreasing to 7.5 in the late evening and
                    overnight.
Visibility..........10.

TIME (EDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........5   7   8   13  17  22  24  27  29  28  28  27
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............85  83  80  77  74  72  70  68  67  66  64  63
RH..............40  43  49  54  59  64  68  70  70  70  73  72
SFC wnd dir.....W   W   SW  W   N   NE  NE  NE  NE  NE  NE  E
SFC wnd spd kts.7   5   3   2   2   3   4   5   6   7   8   9
SFC wnd gst.....8   6   4   3   3   4   5   6   7   8   9   10
Wave height (ft)0   0   0   0   0   0   0   0   0   0   0   0
Ceiling (kft)...25  25  25  25  7.6 7.6 7.6 7.5 7.5 7.5 7.5 8.4
Visibility (sm).10  10  10  10  10  10  10  10  10  10  10  10

.FRIDAY...

Sky/weather.........Sunny (20-30 percent) then becoming partly
                    sunny (45-55 percent).
Chance of pcpn......0 percent.
Max temperature.....Around 73.
Min humidity........59 percent.
Surface winds (kts).East winds 9 to 15 knots.
Wave height.........1 foot.
CEILING (KFT).......8.4 increasing to 25 early in the morning.
Visibility..........10 early in the morning.

TIME (EDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........26     24     49     48     58     58
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
Chc of pcpn (%).0      0      0      0      0      0
Temp............63     64     67     71     73     72
RH..............70     67     63     57     53     55
SFC wind (kts)..E 9    E 9    E 11   E 11   E 12   E 14
SFC wnd gst ....10     10     15     17     17     20
Wave height (ft)0      0      1      1      1      1
Ceiling (kft)...8.4    25     25     25
Visibility (sm).10

$$
Forecaster...Rosa
Requested by...Jackie Gonzalez
Type of request...MARINE
.TAG 2410492.0/LWX
.DELDT 05/02/24
.FormatterVersion 2.0.0
.EMAIL Sitlkeybridgeresponse2024@gmail.com,jpg112122@gmail.com,nws-sterling-wxsupport@noaa.gov