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
61.082 N 146.662 W (61°4'54" N 146°39'42" 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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Important Notice to Mariners

Search And Rescue (SAR) Data

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Station MRKA2

Conditions at MRKA2 as of
(12:00 am AKDT)
0800 GMT on 04/25/2024:
     

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): 8 kts
5-day plot - Wind Gust Wind Gust (GST): 9 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):29.93 in
5-day plot - Pressure Tendency Pressure Tendency (PTDY):+0.02 in ( Rising )
5-day plot - Air Temperature Air Temperature (ATMP): 42.3 °F
5-day plot - Wind Chill Wind Chill (CHILL): 36.9 °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
(AKDT)		 5-day plot - Wind Direction WDIR 5-day plot - Wind Speed WSPD
12:00 amNNE ( 30 deg ) 7 kts
11:50 pmNE ( 39 deg ) 7 kts
11:40 pmNE ( 56 deg ) 5 kts
11:30 pmENE ( 73 deg ) 5 kts
11:20 pmNE ( 47 deg ) 4 kts
11:10 pmNE ( 48 deg ) 4 kts
  
Peak gust during the measurement hour
TIME
(AKDT)		 5-day plot - Gust Direction GDR 5-day plot - Gust Speed GST
11:43 pmNE ( 40 deg ) 9 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
2024-04-24 11:30 pm NE 5 5----29.92- 41.5-----
2024-04-24 11:00 pmENE 5 6----29.92+0.02 41.9-----
2024-04-24 10:30 pm E 2 2----29.92- 41.0-----
2024-04-24 10:00 pm E 2 3----29.91+0.01 40.8-----
2024-04-24 09:30 pm- 0 0----29.91- 41.4-----
2024-04-24 09:00 pm- 0 1----29.91+0.01 41.9-----
2024-04-24 08:30 pm S 1 1----29.90- 42.8-----
2024-04-24 08:00 pm- 0 0----29.90+0.00 43.7-----
2024-04-24 07:30 pmWSW 3 3----29.90- 43.7-----
2024-04-24 07:00 pm SW 4 4----29.90+0.00 44.1-----
2024-04-24 06:30 pmSSW 5 6----29.90- 44.4-----
2024-04-24 06:00 pm SW 8 8----29.90+0.00 44.1-----
2024-04-24 05:30 pmSSW 10 10----29.90- 43.7-----
2024-04-24 05:00 pmSSW 9 10----29.90+0.00 43.7-----
2024-04-24 04:30 pmSSW 9 9----29.90- 43.7-----
2024-04-24 04:00 pmSSW 8 8----29.90+0.00 44.2-----
2024-04-24 03:30 pmSSW 6 7----29.91- 44.8-----
2024-04-24 03:00 pmNNE 4 4----29.90+0.00 44.8-----
2024-04-24 02:30 pm NE 6 6----29.91- 44.8-----
2024-04-24 02:00 pm NE 7 7----29.91+0.01 44.2-----
2024-04-24 01:30 pm NE 7 7----29.90- 43.3-----
2024-04-24 01:00 pm NE 7 8----29.90+0.00 42.8-----
2024-04-24 12:30 pm NE 6 6----29.90- 42.4-----
2024-04-24 12:00 pm NE 6 6----29.90+0.01 41.9-----
2024-04-24 11:30 am NE 6 7----29.90- 41.0-----
2024-04-24 11:00 am NE 7 7----29.90+0.01 40.6-----
2024-04-24 10:30 am NE 7 7----29.90- 40.5-----
2024-04-24 10:00 amNNE 8 8----29.90+0.01 40.1-----
2024-04-24 09:30 am NE 8 8----29.89- 39.4-----
2024-04-24 09:00 am NE 8 8----29.89+0.00 39.6-----
2024-04-24 08:30 am NE 8 9----29.89- 39.0-----
2024-04-24 08:00 am NE 7 8----29.89-0.01 39.0-----
2024-04-24 07:30 am NE 8 8----29.89- 38.8-----
2024-04-24 07:00 amENE 8 9----29.89-0.01 38.8-----
2024-04-24 06:30 am NE 7 8----29.89- 38.5-----
2024-04-24 06:00 am NE 7 8----29.89+0.00 38.8-----
2024-04-24 05:30 am NE 7 7----29.90- 39.6-----
2024-04-24 05:00 amNNE 6 7----29.90+0.00 39.6-----
2024-04-24 04:30 am E 3 4----29.90- 37.9-----
2024-04-24 04:00 amESE 2 3----29.90+0.00 37.2-----
2024-04-24 03:30 am- 0 0----29.90- 37.4-----
2024-04-24 03:00 amESE 1 2----29.90+0.01 37.6-----
2024-04-24 02:30 amSSE 1 2----29.90- 37.9-----
2024-04-24 02:00 am SE 1 2----29.90+0.01 37.9-----
2024-04-24 01:30 am- 0 0----29.90- 38.5-----
2024-04-24 01:00 amSSE 2 2----29.89+0.02 38.5-----
2024-04-24 12:30 am S 3 4----29.89- 38.7-----
2024-04-24 12:00 am S 2 3----29.89+0.02 39.0-----