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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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Station MRKA2

Conditions at MRKA2 as of
(11:00 am AKDT)
1900 GMT on 09/08/2026:
     

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): NE ( 50 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 1 kts
5-day plot - Wind Gust Wind Gust (GST): 2 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):29.77 in
5-day plot - Pressure Tendency Pressure Tendency (PTDY):-0.02 in ( Falling )
5-day plot - Air Temperature Air Temperature (ATMP): 51.6 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 2 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 2 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
11:00 amNNE ( 23 deg ) 2 kts
10:50 amN ( 353 deg ) 3 kts
10:40 amN ( 6 deg ) 3 kts
10:30 amNNE ( 24 deg ) 5 kts
10:20 amNNE ( 14 deg ) 4 kts
10:10 amN ( 3 deg ) 4 kts
      
Peak gust during the measurement hour
TIME
(AKDT)		 5-day plot - Gust Direction GDR 5-day plot - Gust Speed GST
10:00 amNNE ( 20 deg ) 5 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
2026-09-08 10:30 am N 3 3----29.77- 51.4-----
2026-09-08 10:00 amNNE 5 5----29.77-0.04 51.6-----
2026-09-08 09:30 amNNE 4 5----29.78- 51.3-----
2026-09-08 09:00 amENE 7 7----29.78-0.04 52.3-----
2026-09-08 08:30 amSSW 5 7----29.79- 53.8-----
2026-09-08 08:00 am S 9 11----29.79-0.04 54.7-----
2026-09-08 07:30 am SW 10 12----29.80- 54.3-----
2026-09-08 07:00 amSSW 14 16----29.81-0.04 55.4-----
2026-09-08 06:30 amSSW 14 16----29.81- 54.7-----
2026-09-08 06:00 am SW 17 20----29.82-0.04 54.1-----
2026-09-08 05:30 am SW 19 21----29.83- 54.9-----
2026-09-08 05:00 am SW 16 18----29.83-0.04 55.6-----
2026-09-08 04:30 am NE 4 6----29.83- 53.2-----
2026-09-08 04:00 amENE 5 6----29.84-0.02 53.1-----
2026-09-08 03:30 amENE 4 5----29.85- 52.5-----
2026-09-08 03:00 amNNE 4 6----29.86-0.02 52.9-----
2026-09-08 02:30 amENE 4 7----29.86- 51.6-----
2026-09-08 02:00 am NE 6 7----29.87-0.02 50.9-----
2026-09-08 01:30 am NE 4 4----29.87- 49.3-----
2026-09-08 01:00 am NE 4 5----29.87-0.01 48.9-----
2026-09-08 12:30 amENE 5 6----29.87- 48.4-----
2026-09-08 12:00 amENE 4 5----29.88+0.00 49.3-----
2026-09-07 11:30 pmNNE 4 5----29.88- 48.7-----
2026-09-07 11:00 pm NE 4 4----29.89+0.01 48.9-----
2026-09-07 10:30 pm NE 5 5----29.88- 48.9-----
2026-09-07 10:00 pmNNE 5 6----29.88+0.01 48.7-----
2026-09-07 09:30 pmNNE 7 7----29.88- 50.2-----
2026-09-07 09:00 pmNNE 7 7----29.88+0.01 49.5-----
2026-09-07 08:30 pm NE 6 6----29.88- 49.8-----
2026-09-07 08:00 pm NE 5 6----29.88+0.00 49.6-----
2026-09-07 07:30 pm NE 6 7----29.88- 50.5-----
2026-09-07 07:00 pm NE 5 5----29.87+0.00 50.7-----
2026-09-07 06:30 pm NE 6 7----29.87- 50.9-----
2026-09-07 06:00 pm NE 7 8----29.87+0.01 50.9-----
2026-09-07 05:30 pmENE 7 8----29.87- 50.7-----
2026-09-07 05:00 pm NE 4 5----29.87+0.02 52.0-----
2026-09-07 04:30 pmENE 5 7----29.88- 52.7-----
2026-09-07 04:00 pm E 6 6----29.87+0.03 53.1-----
2026-09-07 03:30 pmNNE 5 6----29.87- 52.3-----
2026-09-07 03:00 pmENE 6 7----29.85+0.00 53.2-----
2026-09-07 02:30 pmENE 5 6----29.86- 52.2-----
2026-09-07 02:00 pmNNE 3 5----29.85+0.00 53.6-----
2026-09-07 01:30 pmESE 5 6----29.85- 53.2-----
2026-09-07 01:00 pmNNE 7 8----29.85-0.01 52.2-----
2026-09-07 12:30 pm NE 8 9----29.84- 52.2-----
2026-09-07 12:00 pmNNE 5 6----29.86+0.00 50.9-----
2026-09-07 11:30 amNNE 8 8----29.85- 51.6-----
2026-09-07 11:00 am N 8 9----29.85+0.00 50.5-----