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
61.081 N 146.653 W (61°4'52" N 146°39'11" 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
(10:00 am AKDT)
1800 GMT on 06/27/2026:
     

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):NNE ( 20 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 5 kts
5-day plot - Wind Gust Wind Gust (GST): 5 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):29.91 in
5-day plot - Pressure Tendency Pressure Tendency (PTDY):+0.01 in ( Rising )
5-day plot - Air Temperature Air Temperature (ATMP): 50.9 °F
5-day plot - Wind Chill Wind Chill (CHILL): 48.9 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 4 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 6 kts
5-day plot - Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
Continuous Winds
TIME
(AKDT)		 5-day plot - Wind Direction WDIR 5-day plot - Wind Speed WSPD
10:00 amNE ( 34 deg ) 4 kts
9:50 amNE ( 51 deg ) 5 kts
9:40 amNE ( 44 deg ) 4 kts
9:30 amNE ( 40 deg ) 4 kts
9:20 amNNE ( 19 deg ) 4 kts
9:10 amNE ( 34 deg ) 5 kts
      
Peak gust during the measurement hour
TIME
(AKDT)		 5-day plot - Gust Direction GDR 5-day plot - Gust Speed GST
9:03 amNNE ( 30 deg ) 6 kts
Previous observations
TIME
(AKDT)		 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
2026-06-27 09:30 am NE 5 5----29.91- 51.8-----
2026-06-27 09:00 am NE 5 5----29.91+0.01 50.9-----
2026-06-27 08:30 amNNE 5 5----29.91- 50.9-----
2026-06-27 08:00 am NE 6 7----29.91+0.01 50.7-----
2026-06-27 07:30 am N 5 6----29.90- 50.5-----
2026-06-27 07:00 am NE 4 5----29.90+0.00 50.7-----
2026-06-27 06:30 amNNE 6 7----29.90- 50.5-----
2026-06-27 06:00 am NE 6 6----29.90+0.00 51.6-----
2026-06-27 05:30 am NE 6 6----29.90- 50.7-----
2026-06-27 05:00 amNNE 6 7----29.90+0.01 50.7-----
2026-06-27 04:30 amNNE 5 6----29.90- 51.4-----
2026-06-27 04:00 amNNE 5 5----29.89+0.02 51.4-----
2026-06-27 03:30 am NE 3 4----29.89- 51.1-----
2026-06-27 03:00 am NE 4 4----29.89+0.02 51.4-----
2026-06-27 02:30 amNNE 5 5----29.89- 52.0-----
2026-06-27 02:00 am NE 4 4----29.88+0.02 52.0-----
2026-06-27 01:30 am N 2 2----29.88- 52.2-----
2026-06-27 01:00 am NE 3 4----29.88+0.02 52.5-----
2026-06-27 12:30 amENE 2 3----29.87- 52.7-----
2026-06-27 12:00 amENE 3 4----29.87+0.01 53.1-----
2026-06-26 11:30 pmENE 3 3----29.87- 53.1-----
2026-06-26 11:00 pm NE 4 4----29.86+0.01 54.0-----
2026-06-26 10:30 pm- 0 2----29.86- 54.9-----
2026-06-26 10:00 pmSSW 6 6----29.86+0.01 54.9-----
2026-06-26 09:30 pmSSW 8 8----29.86- 54.9-----
2026-06-26 09:00 pmSSW 9 9----29.85+0.01 54.9-----
2026-06-26 08:30 pmSSW 9 10----29.85- 54.9-----
2026-06-26 08:00 pmSSW 10 11----29.85+0.01 55.0-----
2026-06-26 07:30 pmSSW 10 11----29.85- 55.0-----
2026-06-26 07:00 pm SW 11 12----29.84+0.00 55.0-----
2026-06-26 06:30 pmSSW 10 11----29.85- 54.9-----
2026-06-26 06:00 pmSSW 10 10----29.85+0.02 54.9-----
2026-06-26 05:30 pmSSW 9 10----29.84- 54.7-----
2026-06-26 05:00 pmSSW 10 11----29.84+0.02 54.5-----
2026-06-26 04:30 pmSSW 10 11----29.84- 54.7-----
2026-06-26 04:00 pmSSW 11 12----29.84+0.04 54.1-----
2026-06-26 03:30 pmSSW 10 11----29.83- 54.0-----
2026-06-26 03:00 pm S 10 11----29.83+0.04 54.0-----
2026-06-26 02:30 pmSSW 10 11----29.82- 54.1-----
2026-06-26 02:00 pmSSW 9 10----29.82+0.04 54.1-----
2026-06-26 01:30 pmSSW 10 11----29.81- 54.0-----
2026-06-26 01:00 pmSSW 12 12----29.80+0.04 54.0-----
2026-06-26 12:30 pmSSW 11 12----29.79- 53.4-----
2026-06-26 12:00 pmSSW 10 11----29.79+0.03 53.1-----
2026-06-26 11:30 amSSW 7 7----29.78- 52.7-----
2026-06-26 11:00 amSSW 9 10----29.78+0.03 52.7-----
2026-06-26 10:30 amSSW 11 11----29.77- 52.9-----
2026-06-26 10:00 amSSW 12 13----29.76+0.03 52.9-----