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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Station MRKA2

Conditions at MRKA2 as of
(5:00 am AKST)
1400 GMT on 01/26/2026:
     

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): 7 kts
5-day plot - Wind Gust Wind Gust (GST): 8 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):29.68 in
5-day plot - Pressure Tendency Pressure Tendency (PTDY):-0.09 in ( Falling Rapidly )
5-day plot - Air Temperature Air Temperature (ATMP): 29.7 °F
5-day plot - Wind Chill Wind Chill (CHILL): 21.9 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 8 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
5:00 amNNE ( 21 deg ) 7 kts
4:50 amNNE ( 24 deg ) 7 kts
4:40 amNNE ( 16 deg ) 7 kts
4:30 amNNE ( 26 deg ) 7 kts
4:20 amNNE ( 23 deg ) 7 kts
4:10 amNNE ( 27 deg ) 7 kts
      
Peak gust during the measurement hour
TIME
(AKST)		 5-day plot - Gust Direction GDR 5-day plot - Gust Speed GST
4:40 amNNE ( 30 deg ) 9 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
2026-01-26 04:30 amNNE 7 8----29.70- 29.7-----
2026-01-26 04:00 amNNE 7 8----29.71-0.09 29.7-----
2026-01-26 03:30 amNNE 8 9----29.72- 29.3-----
2026-01-26 03:00 amNNE 8 9----29.75-0.08 29.5-----
2026-01-26 02:30 amNNE 8 9----29.76- 29.8-----
2026-01-26 02:00 amNNE 8 9----29.78-0.07 30.0-----
2026-01-26 01:30 amNNE 8 9----29.79- 29.8-----
2026-01-26 01:00 amNNE 8 9----29.80-0.06 29.8-----
2026-01-26 12:30 am N 7 7----29.81- 29.5-----
2026-01-26 12:00 amNNE 6 6----29.83-0.04 29.3-----
2026-01-25 11:30 pm N 5 5----29.83- 29.1-----
2026-01-25 11:00 pm N 4 5----29.85-0.04 29.1-----
2026-01-25 10:30 pm N 4 5----29.85- 29.1-----
2026-01-25 10:00 pmNNE 5 5----29.86-0.04 29.1-----
2026-01-25 09:30 pm N 5 6----29.86- 28.9-----
2026-01-25 09:00 pmNNE 4 5----29.87-0.05 28.9-----
2026-01-25 08:30 pmNNE 5 6----29.88- 28.6-----
2026-01-25 08:00 pm N 6 7----29.88-0.06 28.6-----
2026-01-25 07:30 pm NE 4 5----29.89- 28.9-----
2026-01-25 07:00 pmNNE 4 4----29.90-0.06 28.8-----
2026-01-25 06:30 pm N 4 5----29.91- 28.2-----
2026-01-25 06:00 pm N 6 6----29.92-0.07 28.0-----
2026-01-25 05:30 pmNNE 5 6----29.94- 27.7-----
2026-01-25 05:00 pm N 5 5----29.95-0.06 27.7-----
2026-01-25 04:30 pm N 5 6----29.96- 27.5-----
2026-01-25 04:00 pmNNE 6 7----29.96-0.07 27.3-----
2026-01-25 03:30 pmNNE 6 7----29.98- 27.5-----
2026-01-25 03:00 pm NE 6 6----29.99-0.06 27.0-----
2026-01-25 02:30 pm NE 6 7----30.01- 26.4-----
2026-01-25 02:00 pmNNE 8 9----30.01-0.06 26.2-----
2026-01-25 01:30 pmNNE 8 9----30.02- 26.2-----
2026-01-25 01:00 pm NE 8 9----30.03-0.05 26.2-----
2026-01-25 12:30 pm NE 8 9----30.04- 26.1-----
2026-01-25 12:00 pm NE 9 10----30.06-0.03 25.9-----
2026-01-25 11:30 amNNE 9 10----30.06- 25.7-----
2026-01-25 11:00 amNNE 8 9----30.07-0.03 25.7-----
2026-01-25 10:30 amNNE 8 9----30.07- 25.3-----
2026-01-25 10:00 amNNE 8 8----30.08-0.03 25.5-----
2026-01-25 09:30 amNNE 7 8----30.09- 25.2-----
2026-01-25 09:00 amNNE 8 9----30.09-0.04 25.9-----
2026-01-25 08:30 amNNE 7 8----30.09- 25.5-----
2026-01-25 08:00 amNNE 7 8----30.10-0.05 26.1-----
2026-01-25 07:30 amENE 4 5----30.11- 26.1-----
2026-01-25 07:00 amNNE 4 4----30.11-0.06 26.6-----
2026-01-25 06:30 amNNE 5 6----30.12- 26.4-----
2026-01-25 06:00 amNNE 5 6----30.13-0.06 26.6-----
2026-01-25 05:30 amNNE 6 6----30.14- 26.2-----
2026-01-25 05:00 am N 7 7----30.15-0.05 26.8-----