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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 07/16/2026:
     

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): W ( 260 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 2 kts
5-day plot - Wind Gust Wind Gust (GST): 3 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):30.15 in
5-day plot - Pressure Tendency Pressure Tendency (PTDY):+0.00 in ( Steady )
5-day plot - Air Temperature Air Temperature (ATMP): 50.7 °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 amWNW ( 283 deg ) 1 kts
10:50 amN ( 0 deg ) 0 kts
10:40 amN ( 0 deg ) 0 kts
10:30 amNE ( 47 deg ) 2 kts
10:20 amNNE ( 23 deg ) 2 kts
10:10 amNE ( 50 deg ) 2 kts
      
Peak gust during the measurement hour
TIME
(AKDT)		 5-day plot - Gust Direction GDR 5-day plot - Gust Speed GST
10:18 amNNE ( 20 deg ) 3 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
2026-07-16 10:30 am- 0 1----30.15- 49.5-----
2026-07-16 10:00 amENE 2 2----30.15+0.00 48.4-----
2026-07-16 09:30 am NE 1 2----30.15- 47.8-----
2026-07-16 09:00 amNNE 4 5----30.15+0.00 47.3-----
2026-07-16 08:30 am NE 2 3----30.15- 47.5-----
2026-07-16 08:00 amNNE 2 3----30.15+0.00 48.0-----
2026-07-16 07:30 am- 0 1----30.15- 48.0-----
2026-07-16 07:00 am NE 2 2----30.15+0.02 47.1-----
2026-07-16 06:30 amNNE 2 3----30.15- 47.1-----
2026-07-16 06:00 amNNE 3 3----30.15+0.01 47.5-----
2026-07-16 05:30 amENE 3 4----30.15- 48.0-----
2026-07-16 05:00 amWNW 1 2----30.15+0.03 48.2-----
2026-07-16 04:30 am NE 3 3----30.14- 48.2-----
2026-07-16 04:00 am E 2 2----30.14+0.03 48.4-----
2026-07-16 03:30 amNNE 2 3----30.13- 48.2-----
2026-07-16 03:00 am N 2 2----30.13+0.04 48.2-----
2026-07-16 02:30 amNNE 3 4----30.12- 48.0-----
2026-07-16 02:00 amNNE 3 4----30.12+0.04 48.0-----
2026-07-16 01:30 am NE 4 4----30.11- 48.4-----
2026-07-16 01:00 am NE 5 6----30.11+0.04 47.7-----
2026-07-16 12:30 amENE 5 6----30.11- 48.0-----
2026-07-16 12:00 am NE 5 5----30.10+0.04 48.6-----
2026-07-15 11:30 pm NE 2 3----30.09- 50.2-----
2026-07-15 11:00 pm N 3 4----30.08+0.04 50.5-----
2026-07-15 10:30 pm NE 1 1----30.08- 49.6-----
2026-07-15 10:00 pm NE 4 5----30.07+0.04 49.1-----
2026-07-15 09:30 pm NW 3 4----30.06- 49.5-----
2026-07-15 09:00 pmENE 3 4----30.06+0.04 50.4-----
2026-07-15 08:30 pmNNE 5 6----30.05- 50.2-----
2026-07-15 08:00 pmNNE 6 6----30.04+0.02 50.9-----
2026-07-15 07:30 pmNNE 3 3----30.03- 50.7-----
2026-07-15 07:00 pm NE 4 5----30.03+0.01 51.6-----
2026-07-15 06:30 pmENE 2 3----30.02- 51.6-----
2026-07-15 06:00 pmNNW 3 4----30.02+0.02 50.5-----
2026-07-15 05:30 pmNNW 3 3----30.02- 50.2-----
2026-07-15 05:00 pm NE 3 4----30.01+0.03 50.5-----
2026-07-15 04:30 pm NE 4 4----30.01- 49.8-----
2026-07-15 04:00 pmENE 5 6----30.01+0.04 49.3-----
2026-07-15 03:30 pmSSE 1 2----30.01- 52.3-----
2026-07-15 03:00 pm S 3 6----30.00+0.03 52.3-----
2026-07-15 02:30 pm SW 10 12----29.99- 53.1-----
2026-07-15 02:00 pm SW 11 12----29.99+0.03 52.9-----
2026-07-15 01:30 pm SW 14 15----29.98- 53.4-----
2026-07-15 01:00 pm SW 18 20----29.97+0.02 53.1-----
2026-07-15 12:30 pm N 3 4----29.98- 47.3-----
2026-07-15 12:00 pm NE 3 4----29.97+0.02 46.6-----
2026-07-15 11:30 amNNE 4 5----29.96- 46.4-----
2026-07-15 11:00 amNNE 5 5----29.96+0.01 46.2-----