Station List

Station MRKA2 - Middle Rock Light, AK Image indicating link to RSS feed of recent meteorological observations for station MRKA2

Owned and maintained by National Data Buoy Center
C-MAN Station
Sutron XPERT payload
61.082 N 146.662 W (61°4'54" N 146°39'42" W)

Site elevation: 0 m above mean sea level
Air temp height: 15.4 m above site elevation
Anemometer height: 15.9 m above site elevation
Barometer elevation: 10.9 m above mean sea level

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Search And Rescue (SAR) Data

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Station MRKA2

Conditions at MRKA2 as of
(7:00 pm AKST on 01/18/2025)
0400 GMT on 01/19/2025:
     

Click on the graph icon in the table below to see a time series plot of the last five days of that observation.

5-day plot - Wind Direction Wind Direction (WDIR):ENE ( 60 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 7 kts
5-day plot - Wind Gust Wind Gust (GST): 7 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):30.38 in
5-day plot - Pressure Tendency Pressure Tendency (PTDY):-0.06 in ( Falling )
5-day plot - Air Temperature Air Temperature (ATMP): 34.0 °F
5-day plot - Wind Chill Wind Chill (CHILL): 27.1 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 6 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 8 kts
5-day plot - Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
Continuous Winds
TIME
(AKST)		 5-day plot - Wind Direction WDIR 5-day plot - Wind Speed WSPD
7:00 pmENE ( 76 deg ) 7 kts
6:50 pmENE ( 74 deg ) 8 kts
6:40 pmNE ( 50 deg ) 8 kts
6:30 pmENE ( 64 deg ) 8 kts
6:20 pmNE ( 42 deg ) 9 kts
6:10 pmENE ( 57 deg ) 9 kts
      
Peak gust during the measurement hour
TIME
(AKST)		 5-day plot - Gust Direction GDR 5-day plot - Gust Speed GST
6:22 pmNE ( 40 deg ) 11 kts
Previous observations
TIME
(AKST)		 5-day plot - Wind Direction
WDIR
 		 5-day plot - Wind Speed
WSPD
kts		 5-day plot - Wind Gust
GST
kts		 5-day plot - Wave Height
WVHT
ft		 5-day plot - Dominant Wave Period
DPD
sec		 5-day plot - Average Wave Period
APD
sec		 5-day plot - Mean Wave Direction
MWD
 		 5-day plot - Atmospheric Pressure
PRES
in		 5-day plot - Pressure Tendency
PTDY
in		 5-day plot - Air Temperature
ATMP
°F		 5-day plot - Water Temperature
WTMP
°F		 5-day plot - Dew Point
DEWP
°F		 5-day plot - Salinity
SAL
psu		 5-day plot - Visibility
VIS
nmi		 5-day plot - Tide (above MLLW)
TIDE
ft
2025-01-18 06:30 pm NE 9 10----30.39- 35.4-----
2025-01-18 06:00 pmENE 8 8----30.40-0.06 34.5-----
2025-01-18 05:30 pmENE 7 9----30.40- 35.4-----
2025-01-18 05:00 pmENE 8 9----30.41-0.06 34.5-----
2025-01-18 04:30 pmENE 6 7----30.42- 34.3-----
2025-01-18 04:00 pm E 7 8----30.44-0.04 34.3-----
2025-01-18 03:30 pmENE 7 7----30.45- 35.1-----
2025-01-18 03:00 pmENE 6 7----30.46-0.03 34.7-----
2025-01-18 02:30 pm E 8 8----30.47- 34.7-----
2025-01-18 02:00 pm NE 5 6----30.47-0.02 34.7-----
2025-01-18 01:30 pm NE 6 7----30.47- 34.2-----
2025-01-18 01:00 pm NE 5 5----30.48-0.01 34.0-----
2025-01-18 12:30 pmENE 7 8----30.49- 34.3-----
2025-01-18 12:00 pm NE 5 6----30.49+0.00 34.2-----
2025-01-18 11:30 am NE 5 5----30.50- 34.0-----
2025-01-18 11:00 amENE 5 5----30.50+0.01 34.0-----
2025-01-18 10:30 am NE 5 6----30.50- 34.0-----
2025-01-18 10:00 amNNE 6 6----30.49+0.00 34.0-----
2025-01-18 09:30 am NE 6 7----30.49- 33.8-----
2025-01-18 09:00 amENE 7 8----30.49+0.00 33.6-----
2025-01-18 08:30 amENE 5 7----30.48- 33.6-----
2025-01-18 08:00 am E 6 7----30.48+0.00 33.1-----
2025-01-18 07:30 amENE 8 9----30.48- 32.9-----
2025-01-18 07:00 amENE 7 8----30.49-0.01 32.9-----
2025-01-18 06:30 am NE 7 8----30.49- 33.1-----
2025-01-18 06:00 am NE 7 8----30.49-0.01 32.7-----
2025-01-18 05:30 am NE 7 7----30.49- 32.7-----
2025-01-18 05:00 amNNE 6 7----30.49-0.01 32.4-----
2025-01-18 04:30 am NE 6 7----30.49- 32.2-----
2025-01-18 04:00 am NE 7 7----30.50+0.00 32.2-----
2025-01-18 03:30 am NE 7 8----30.50- 32.0-----
2025-01-18 03:00 am NE 8 9----30.50+0.00 32.0-----
2025-01-18 02:30 am NE 7 8----30.50- 31.8-----
2025-01-18 02:00 am NE 8 9----30.50+0.00 32.0-----
2025-01-18 01:30 am NE 8 8----30.50- 31.8-----
2025-01-18 01:00 amNNE 8 9----30.50+0.01 31.6-----
2025-01-18 12:30 am NE 7 8----30.50- 31.5-----
2025-01-18 12:00 am NE 8 8----30.50+0.00 31.5-----
2025-01-17 11:30 pmNNE 7 8----30.50- 31.1-----
2025-01-17 11:00 pm NE 7 8----30.50+0.01 31.1-----
2025-01-17 10:30 pm NE 8 9----30.50- 30.9-----
2025-01-17 10:00 pm NE 7 8----30.49+0.01 30.6-----
2025-01-17 09:30 pmNNE 9 10----30.49- 30.6-----
2025-01-17 09:00 pm NE 7 8----30.50+0.01 30.4-----
2025-01-17 08:30 pmNNE 7 7----30.49- 30.2-----
2025-01-17 08:00 pmNNE 8 9----30.49+0.00 29.8-----
2025-01-17 07:30 pmENE 8 9----30.48- 30.0-----
2025-01-17 07:00 pmENE 9 9----30.48+0.00 29.7-----