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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
(10:00 am AKDT)
1800 GMT on 10/24/2026:
     

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):ENE ( 70 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):30.46 in
5-day plot - Pressure Tendency Pressure Tendency (PTDY):-0.01 in ( Falling )
5-day plot - Air Temperature Air Temperature (ATMP): 37.4 °F
5-day plot - Wind Chill Wind Chill (CHILL): 31.5 °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
(AKDT)		 5-day plot - Wind Direction WDIR 5-day plot - Wind Speed WSPD
10:00 amENE ( 61 deg ) 8 kts
9:50 amENE ( 68 deg ) 9 kts
9:40 amENE ( 65 deg ) 9 kts
9:30 amN ( 9 deg ) 8 kts
9:20 amNNE ( 25 deg ) 9 kts
9:10 amNNE ( 22 deg ) 8 kts
      
Peak gust during the measurement hour
TIME
(AKDT)		 5-day plot - Gust Direction GDR 5-day plot - Gust Speed GST
9:13 amNNE ( 30 deg ) 13 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
2026-10-24 09:30 amENE 8 10----30.46- 37.8-----
2026-10-24 09:00 am N 9 9----30.47+0.00 37.2-----
2026-10-24 08:30 amNNE 9 10----30.46- 37.0-----
2026-10-24 08:00 amNNE 7 8----30.47-0.01 36.9-----
2026-10-24 07:30 amENE 8 9----30.47- 36.5-----
2026-10-24 07:00 am NE 9 10----30.47-0.03 36.7-----
2026-10-24 06:30 am NE 10 11----30.47- 36.3-----
2026-10-24 06:00 am NE 10 12----30.47-0.03 36.3-----
2026-10-24 05:30 amNNE 10 11----30.48- 36.1-----
2026-10-24 05:00 amNNE 9 10----30.48-0.03 36.5-----
2026-10-24 04:30 amNNE 8 10----30.49- 36.3-----
2026-10-24 04:00 am NE 8 10----30.50-0.01 36.5-----
2026-10-24 03:30 amNNE 8 10----30.50- 36.3-----
2026-10-24 03:00 am NE 8 9----30.50+0.00 36.3-----
2026-10-24 02:30 amNNE 10 11----30.50- 35.8-----
2026-10-24 02:00 amNNE 9 10----30.51+0.00 36.0-----
2026-10-24 01:30 am NE 9 10----30.51- 35.8-----
2026-10-24 01:00 amENE 8 9----30.51+0.00 35.8-----
2026-10-24 12:30 amENE 7 9----30.51- 36.0-----
2026-10-24 12:00 am NE 10 11----30.51+0.00 36.5-----
2026-10-23 11:30 pmNNE 9 11----30.51- 36.3-----
2026-10-23 11:00 pm NE 9 10----30.51+0.01 36.5-----
2026-10-23 10:30 pm NE 11 12----30.51- 36.3-----
2026-10-23 10:00 pmNNE 9 12----30.51+0.02 36.9-----
2026-10-23 09:30 pm NE 8 9----30.52- 37.0-----
2026-10-23 09:00 pm NE 10 11----30.51+0.02 37.0-----
2026-10-23 08:30 pm NE 11 12----30.50- 36.9-----
2026-10-23 08:00 pmNNE 10 11----30.50+0.02 37.0-----
2026-10-23 07:30 pmNNE 10 10----30.50- 37.8-----
2026-10-23 07:00 pm N 10 11----30.49+0.02 37.9-----
2026-10-23 06:30 pmNNE 11 11----30.49- 37.6-----
2026-10-23 06:00 pm NE 8 9----30.49+0.01 37.9-----
2026-10-23 05:30 pm NE 8 11----30.49- 37.9-----
2026-10-23 05:00 pmNNE 9 11----30.48+0.00 38.5-----
2026-10-23 04:30 pmNNE 10 11----30.48- 38.3-----
2026-10-23 04:00 pm NE 8 10----30.47+0.00 38.1-----
2026-10-23 03:30 pmENE 10 13----30.47- 37.8-----
2026-10-23 03:00 pmENE 9 10----30.48+0.00 37.6-----
2026-10-23 02:30 pm E 11 12----30.49- 37.0-----
2026-10-23 02:00 pm NE 11 13----30.49+0.03 36.9-----
2026-10-23 01:30 pmNNE 9 10----30.49- 36.1-----
2026-10-23 01:00 pmNNE 14 16----30.48+0.05 36.5-----
2026-10-23 12:30 pmNNE 14 16----30.48- 35.8-----
2026-10-23 12:00 pm NE 10 13----30.48+0.06 35.6-----
2026-10-23 11:30 amENE 11 12----30.47- 35.4-----
2026-10-23 11:00 amNNE 8 10----30.45+0.06 35.4-----
2026-10-23 10:30 am NE 8 9----30.44- 34.7-----
2026-10-23 10:00 amNNE 11 14----30.42+0.06 34.3-----