Station List

Station 45025 - South Entry Buoy, South Keweenaw Peninsula, MI Image indicating link to RSS feed of recent meteorological observations for station 45025

Station operated by Michigan Technological University
Buoy
46.969 N 88.398 W (46°58'7" N 88°23'52" W)

Site elevation: 183 m above mean sea level
Air temp height: 1.7 m above site elevation
Anemometer height: 1.7 m above site elevation
Barometer elevation: 184.7 m above mean sea level
Sea temp depth: 1 m below water line
Water depth: 28 m

Latest NWS Marine Forecast

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships Image indicating link to RSS feed of recent meteorological observations near station 45025

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yellow diamond Stations with recent data
red diamond Stations with no data in last 8 hours
(24 hours for tsunami stations)

Conditions at 45025 as of
(11:40 pm EDT on 04/30/2026)
0340 GMT on 05/01/2026:
     

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): NW ( 310 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 3.9 kts
5-day plot - Wind Gust Wind Gust (GST): 5.8 kts
5-day plot - Wave Height Wave Height (WVHT): 0.3 ft
5-day plot - Mean Wave Direction Mean Wave Direction (MWD):SSE ( 152 deg true )
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):30.03 in
5-day plot - Air Temperature Air Temperature (ATMP): 35.6 °F
5-day plot - Water Temperature Water Temperature (WTMP): 35.2 °F
5-day plot - Dew Point Dew Point (DEWP): 27.7 °F
5-day plot - Wind Chill Wind Chill (CHILL): 31.8 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 5.8 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 5.8 kts
5-day plot - Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
Previous observations
TIME
(EDT)		 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
2026-04-30 11:20 pmNNW 1.9 3.9 0.3-- SE30.03- 35.6 35.2 28.0---
2026-04-30 11:00 pmNNW 3.9 3.9 0.3--SSE30.03+0.02 35.8 35.2 27.1---
2026-04-30 10:40 pm NW 3.9 5.8 0.3-- S30.03- 36.0 35.2 27.0---
2026-04-30 10:20 pm NW 3.9 5.8 0.3--SSE30.02- 36.1 35.2 26.4---
2026-04-30 10:00 pmNNW 3.9 5.8 0.3--SSE30.02+0.02 36.1 35.2 26.4---
2026-04-30 09:40 pmNNW 5.8 5.8 0.3--SSE30.02- 36.3 35.2 26.8---
2026-04-30 09:20 pmNNW 3.9 5.8 0.3--SSE30.01- 36.5 35.2 27.7---
2026-04-30 09:00 pmNNW 5.8 9.7 0.3--SSE30.01+0.01 36.9 35.2 26.6---
2026-04-30 08:40 pmNNW 7.8 9.7 0.3--SSE30.01- 37.2 35.2 26.4---
2026-04-30 08:20 pmNNW 3.9 7.8 0.3-- E30.01- 37.0 35.4 27.9---
2026-04-30 08:00 pm E 1.9 5.8 0.3-- E30.01+0.01 37.2 35.4 29.7---
2026-04-30 07:40 pmESE 1.9 3.9 0.3--ENE30.01- 37.0 35.4 31.5---
2026-04-30 05:40 pmESE 7.8 11.7 0.3--SSE29.99- 36.9 35.4 29.5---
2026-04-30 05:20 pm NW 9.7 13.6 0.7-- SE29.99- 39.6 35.4 25.0---
2026-04-30 05:00 pm NW 11.7 13.6 0.7--ESE29.99-0.01 39.6 35.4 25.0---
2026-04-30 04:40 pm NW 5.8 13.6 0.3-- E29.99- 39.7 35.4 24.8---
2026-04-30 04:20 pmWNW 11.7 13.6 0.7-- E30.00- 39.2 35.4 25.0---
2026-04-30 04:00 pmWNW 11.7 17.5 0.3--ENE30.00-0.01 39.4 35.4 24.4---
2026-04-30 03:40 pmWNW 11.7 13.6 0.7--ENE30.00- 39.0 35.4 24.8---
2026-04-30 03:20 pmWNW 9.7 15.5 0.7--ENE30.00- 39.2 35.4 24.3---
2026-04-30 03:00 pmWNW 9.7 15.5 0.7-- NE30.00-0.01 39.0 35.4 25.5---
2026-04-30 02:40 pmWNW 9.7 15.5 0.7-- NE30.00- 39.0 35.4 25.5---
2026-04-30 02:20 pmWNW 9.7 15.5 0.7--ENE30.00- 39.0 35.2 25.9---
2026-04-30 02:00 pmSSW 5.8 9.7 0.7-- SE30.00-0.01 37.0 35.4 30.6---
2026-04-30 01:40 pmSSW 5.8 11.7 0.3--ESE30.00- 37.0 35.2 29.8---
2026-04-30 01:20 pm S 5.8 9.7 0.3-- SE30.00- 35.6 35.2 31.6---
2026-04-30 01:00 pm S 7.8 7.8 0.3-- SE30.01-0.01 35.2 35.2 31.3---
2026-04-30 12:40 pm S 5.8 7.8 0.3-- SE30.01- 35.1 35.2 31.3---
2026-04-30 12:20 pm S 7.8 9.7 0.3--ESE30.01- 34.9 35.2 31.3---
2026-04-30 12:00 pm S 5.8 7.8 0.0-- N30.01-0.01 34.9 35.2 31.5---
2026-04-30 11:40 am S 5.8 7.8 0.0--NNE30.01- 34.9 35.2 31.3---
2026-04-30 11:20 am S 3.9 5.8 0.0-- NE30.01- 35.1 35.2 31.8---
2026-04-30 11:00 am S 3.9 3.9 0.0-- NE30.01+0.00 34.9 35.2 31.1---
2026-04-30 10:40 am S 1.9 3.9 0.0-- E30.01- 34.9 35.1 31.1---
2026-04-30 10:20 am- 0.0 1.9 0.0-- SE30.02- 36.1 35.1 31.3---
2026-04-30 10:00 amNNE 1.9 3.9 0.0--ESE30.01+0.02 34.7 35.1 30.7---
2026-04-30 09:40 am NE 3.9 5.8 0.0--ESE30.01- 34.5 35.1 30.7---
2026-04-30 09:20 am NE 3.9 5.8 0.0-- SE30.02- 34.3 35.1 30.4---
2026-04-30 09:00 am NE 3.9 5.8 0.0-- SE30.01+0.01 34.5 35.1 30.4---
2026-04-30 08:40 amNNE 1.9 3.9 0.0--ESE30.01- 34.5 35.1 31.1---
2026-04-30 08:20 amNNE 1.9 1.9 0.0-- SE30.01- 34.5 34.9 32.2---
2026-04-30 08:00 am N 1.9 1.9 0.0-- SE30.01+0.01 34.3 34.9 32.4---
2026-04-30 07:40 amNNE 1.9 3.9 0.0-- SE30.00- 34.5 34.9 32.4---
2026-04-30 07:20 amNNE 3.9 3.9 0.0-- SE30.00- 34.3 34.9 32.5---
2026-04-30 07:00 am N 3.9 3.9 0.0-- S30.00+0.00 34.5 34.9 32.7---
2026-04-30 06:40 am N 1.9 3.9 0.0-- S30.00- 34.7 34.9 32.7---
2026-04-30 06:20 am NW 3.9 5.8 0.0-- SW30.00- 34.7 35.1 32.9---
2026-04-30 06:00 amNNW 3.9 5.8 0.0-- W30.00+0.00 34.9 35.1 32.9---
2026-04-30 05:40 am W 3.9 3.9 0.0-- N30.00- 34.9 35.1 33.1---
2026-04-30 05:20 am W 1.9 1.9 0.3-- N30.00- 34.5 35.1 33.3---
2026-04-30 05:00 amWNW 1.9 1.9 0.3--NNW30.00-0.01 34.7 35.1 33.3---
2026-04-30 04:40 am W 1.9 1.9 0.3--NNW30.00- 34.9 35.1 33.3---
2026-04-30 04:20 am S 1.9 1.9 0.3--NNE29.99- 34.3 35.1 33.1---
2026-04-30 04:00 am- 0.0 1.9 0.3-- N30.00-0.02 34.5 35.1 33.1---
2026-04-30 03:40 amNNW 1.9 1.9 0.3-- NW30.00- 34.5 35.1 33.1---
2026-04-30 03:20 am W 1.9 3.9 0.3--NNW30.00- 34.9 35.1 33.1---
2026-04-30 03:00 am W 3.9 3.9 0.3-- NW30.00-0.02 34.9 35.1 33.1---
2026-04-30 02:40 am W 3.9 5.8 0.3-- NW30.01- 35.2 35.1 33.1---
2026-04-30 02:20 am W 5.8 5.8 0.3--NNW30.01- 35.1 35.1 33.6---
2026-04-30 02:00 amSSW 3.9 5.8 0.3--NNE30.01-0.01 34.7 35.1 33.8---
2026-04-30 01:40 amWNW 1.9 1.9 0.3--NNW30.01- 35.1 35.2 33.6---
2026-04-30 01:20 amNNW 1.9 3.9 0.3--NNW30.02- 34.9 35.2 33.4---
2026-04-30 01:00 am- 0.0 1.9 0.3--NNW30.02+0.00 35.2 35.2 33.8---
Wave Summary
for 45025 as of
(11:40 pm EDT on 04/30/2026)
0340 GMT on 05/01/2026:

These wave data are displayed in rounded times.

     

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 - Significant Wave Height Significant Wave Height (WVHT): 0.3 ft
Previous observations
TIME
(EDT)		 5-day plot - Wave Height
WVHT
ft		 5-day plot - Swell Height
SwH
ft		 5-day plot - Swell Period
SwP
sec		 5-day plot - Swell Direction
SwD
 		 5-day plot - Wind Wave Height
WWH
ft		 5-day plot - Wind Wave Period
WWP
sec		 5-day plot - Wind Wave Direction
WWD
 		 5-day plot - Wave Steepness
STEEPNESS
 		 5-day plot - Average Wave Period
APD
sec
2026-04-30 11:20 pm 0.3------ N/A-
2026-04-30 11:00 pm 0.3------ N/A-
2026-04-30 10:40 pm 0.3------ N/A-
2026-04-30 10:20 pm 0.3------ N/A-
2026-04-30 10:00 pm 0.3------ N/A-
2026-04-30 09:40 pm 0.3------ N/A-
2026-04-30 09:20 pm 0.3------ N/A-
2026-04-30 09:00 pm 0.3------ N/A-
2026-04-30 08:40 pm 0.3------ N/A-
2026-04-30 08:20 pm 0.3------ N/A-
2026-04-30 08:00 pm 0.3------ N/A-
2026-04-30 07:40 pm 0.3------ N/A-
2026-04-30 07:20 pm 0.3------ N/A-
2026-04-30 07:00 pm 0.3------ N/A-
2026-04-30 06:40 pm 0.3------ N/A-
2026-04-30 06:20 pm 0.3------ N/A-
2026-04-30 06:00 pm 0.3------ N/A-
2026-04-30 05:40 pm 0.3------ N/A-
2026-04-30 05:20 pm 0.7------ N/A-
2026-04-30 05:00 pm 0.7------ N/A-
2026-04-30 04:40 pm 0.3------ N/A-
2026-04-30 04:20 pm 0.7------ N/A-
2026-04-30 04:00 pm 0.3------ N/A-
2026-04-30 03:40 pm 0.7------ N/A-
2026-04-30 03:20 pm 0.7------ N/A-
2026-04-30 03:00 pm 0.7------ N/A-
2026-04-30 02:40 pm 0.7------ N/A-
2026-04-30 02:20 pm 0.7------ N/A-
2026-04-30 02:00 pm 0.7------ N/A-
2026-04-30 01:40 pm 0.3------ N/A-
2026-04-30 01:20 pm 0.3------ N/A-
2026-04-30 01:00 pm 0.3------ N/A-
2026-04-30 12:40 pm 0.3------ N/A-
2026-04-30 12:20 pm 0.3------ N/A-
2026-04-30 12:00 pm 0.0------ N/A-
2026-04-30 11:40 am 0.0------ N/A-
2026-04-30 11:20 am 0.0------ N/A-
2026-04-30 11:00 am 0.0------ N/A-
2026-04-30 10:40 am 0.0------ N/A-
2026-04-30 10:20 am 0.0------ N/A-
2026-04-30 10:00 am 0.0------ N/A-
2026-04-30 09:40 am 0.0------ N/A-
2026-04-30 09:20 am 0.0------ N/A-
2026-04-30 09:00 am 0.0------ N/A-
2026-04-30 08:40 am 0.0------ N/A-
2026-04-30 08:20 am 0.0------ N/A-
2026-04-30 08:00 am 0.0------ N/A-
2026-04-30 07:40 am 0.0------ N/A-
2026-04-30 07:20 am 0.0------ N/A-
2026-04-30 07:00 am 0.0------ N/A-
2026-04-30 06:40 am 0.0------ N/A-
2026-04-30 06:20 am 0.0------ N/A-
2026-04-30 06:00 am 0.0------ N/A-
2026-04-30 05:40 am 0.0------ N/A-
2026-04-30 05:20 am 0.3------ N/A-
2026-04-30 05:00 am 0.3------ N/A-
2026-04-30 04:40 am 0.3------ N/A-
2026-04-30 04:20 am 0.3------ N/A-
2026-04-30 04:00 am 0.3------ N/A-
2026-04-30 03:40 am 0.3------ N/A-
2026-04-30 03:20 am 0.3------ N/A-
2026-04-30 03:00 am 0.3------ N/A-
2026-04-30 02:40 am 0.3------ N/A-
2026-04-30 02:20 am 0.3------ N/A-
2026-04-30 02:00 am 0.3------ N/A-
2026-04-30 01:40 am 0.3------ N/A-
2026-04-30 01:20 am 0.3------ N/A-
2026-04-30 01:00 am 0.3------ N/A-
Solar Radiation Conditions at 45025 as of
(11:40 pm EDT on 04/30/2026)
0340 GMT on 05/01/2026:
     

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 - Short Wave Radiation 1 Short Wave Radiation 1 (SRAD1): 0.1watts/meter2
Previous observations
TIME
(EDT)		 5-day plot - Short Wave Radiation 1
SRAD1
w/m2		 5-day plot - Short Wave Radiation 2
SRAD2
w/m2		 5-day plot - Long Wave Radiation
LRAD
w/m2
2026-04-30 11:20 pm 0.0--
2026-04-30 11:00 pm 0.0--
2026-04-30 10:40 pm 0.0--
2026-04-30 10:20 pm 0.0--
2026-04-30 10:00 pm 0.0--
2026-04-30 09:40 pm 0.0--
2026-04-30 09:20 pm 0.8--
2026-04-30 09:00 pm 6.8--
2026-04-30 08:40 pm 30.5--
2026-04-30 08:20 pm 39.1--
2026-04-30 08:00 pm 136.7--
2026-04-30 07:40 pm 247.7--
2026-04-30 07:20 pm 331.7--
2026-04-30 07:00 pm 277.1--
2026-04-30 06:40 pm 271.7--
2026-04-30 06:20 pm 568.1--
2026-04-30 06:00 pm 601.2--
2026-04-30 05:40 pm 686.3--
2026-04-30 05:20 pm 662.3--
2026-04-30 05:00 pm 733.2--
2026-04-30 04:40 pm 818.1--
2026-04-30 04:20 pm1037.2--
2026-04-30 04:00 pm 640.5--
2026-04-30 03:40 pm 589.6--
2026-04-30 03:20 pm 596.4--
2026-04-30 03:00 pm 545.8--
2026-04-30 02:40 pm 654.3--
2026-04-30 02:20 pm 848.2--
2026-04-30 02:00 pm 522.9--
2026-04-30 01:40 pm 665.9--
2026-04-30 01:20 pm 539.2--
2026-04-30 01:00 pm 520.2--
2026-04-30 12:40 pm 369.8--
2026-04-30 12:20 pm 376.1--
2026-04-30 12:00 pm 451.8--
2026-04-30 11:40 am 417.7--
2026-04-30 11:20 am 380.1--
2026-04-30 11:00 am 305.4--
2026-04-30 10:40 am 319.8--
2026-04-30 10:20 am 297.5--
2026-04-30 10:00 am 211.6--
2026-04-30 09:40 am 208.7--
2026-04-30 09:20 am 154.9--
2026-04-30 09:00 am 104.7--
2026-04-30 08:40 am 74.4--
2026-04-30 08:20 am 53.4--
2026-04-30 08:00 am 39.4--
2026-04-30 07:40 am 29.4--
2026-04-30 07:20 am 16.6--
2026-04-30 07:00 am 6.4--
2026-04-30 06:40 am 1.1--
2026-04-30 06:20 am 0.0--
2026-04-30 06:00 am 0.0--
2026-04-30 05:40 am 0.0--
2026-04-30 05:20 am 0.0--
2026-04-30 05:00 am 0.0--
2026-04-30 04:40 am 0.0--
2026-04-30 04:20 am 0.2--
2026-04-30 04:00 am 0.2--
2026-04-30 03:40 am 0.0--
2026-04-30 03:20 am 0.0--
2026-04-30 03:00 am 0.0--
2026-04-30 02:40 am 0.0--
2026-04-30 02:20 am 0.0--
2026-04-30 02:00 am 0.1--
2026-04-30 01:40 am 0.0--
2026-04-30 01:20 am 0.0--
2026-04-30 01:00 am 0.0--