Station APNM4 - Alpena Harbor Light, Alpena, MI Image indicating link to RSS feed of recent meteorological observations for station APNM4


Conditions at APNM4 as of
(4:10 am EST)
0910 GMT on 01/21/2026:
     

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):SSW ( 210 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 8 kts
5-day plot - Wind Gust Wind Gust (GST): 10 kts
5-day plot - Air Temperature Air Temperature (ATMP): 13.3 °F
5-day plot - Wind Chill Wind Chill (CHILL): 1.0 °F
5-day plot -  Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
Previous observations
TIME
(EST)
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
2026-01-21 04:00 am SW 11 12------ 13.3-----
2026-01-21 03:50 am SW 10 12------ 13.5-----
2026-01-21 03:40 amSSW 13 15------ 13.3-----
2026-01-21 03:30 amSSW 14 15------ 13.5-----
2026-01-21 03:20 amSSW 14 16------ 13.6-----
2026-01-21 03:10 amSSW 12 13------ 13.6-----
2026-01-21 03:00 amSSW 13 15------ 13.6-----
2026-01-21 02:50 am SW 13 16------ 13.6-----
2026-01-21 02:40 am SW 14 16------ 13.6-----
2026-01-21 02:30 amSSW 11 12------ 13.6-----
2026-01-21 02:20 amSSW 11 15------ 13.5-----
2026-01-21 02:10 amSSW 13 14------ 13.5-----
2026-01-21 02:00 amSSW 14 15------ 13.3-----
2026-01-21 01:50 amSSW 13 16------ 13.3-----
2026-01-21 01:40 amSSW 13 14------ 13.1-----
2026-01-21 01:30 amSSW 12 14------ 13.1-----
2026-01-21 01:20 amSSW 12 14------ 12.9-----
2026-01-21 01:10 am SW 12 14------ 12.9-----
2026-01-21 01:00 amSSW 14 16------ 13.1-----
2026-01-21 12:50 amSSW 12 15------ 13.1-----
2026-01-21 12:40 amSSW 12 15------ 13.6-----
2026-01-21 12:30 am SW 11 13------ 13.8-----
2026-01-21 12:20 am SW 12 14------ 13.6-----
2026-01-21 12:10 am SW 12 14------ 13.5-----
2026-01-21 12:00 am SW 13 16------ 13.5-----
2026-01-20 11:50 pm SW 13 15------ 13.1-----
2026-01-20 11:40 pm SW 13 16------ 12.7-----
2026-01-20 11:30 pm SW 12 15------ 12.4-----
2026-01-20 11:20 pm SW 13 16------ 12.2-----
2026-01-20 11:10 pm SW 13 15------ 11.8-----
2026-01-20 11:00 pm SW 14 16------ 11.7-----
2026-01-20 10:50 pm SW 17 19------ 11.3-----
2026-01-20 10:40 pm SW 13 16------ 11.1-----
2026-01-20 10:30 pm SW 13 16------ 10.8-----
2026-01-20 10:20 pm SW 15 16------ 10.6-----
2026-01-20 10:10 pm SW 12 15------ 10.2-----
2026-01-20 10:00 pm SW 11 13------ 10.0-----
2026-01-20 09:50 pm SW 12 14------ 9.7-----
2026-01-20 09:40 pm SW 10 14------ 9.5-----
2026-01-20 09:30 pm SW 9 11------ 9.5-----
2026-01-20 09:20 pm SW 10 12------ 9.5-----
2026-01-20 09:10 pm SW 9 11------ 9.5-----
2026-01-20 09:00 pm SW 10 12------ 9.3-----
2026-01-20 08:50 pm SW 12 13------ 9.1-----
2026-01-20 08:40 pm SW 12 14------ 9.1-----
2026-01-20 08:30 pm SW 11 11------ 9.1-----
2026-01-20 08:20 pm SW 10 12------ 9.3-----
2026-01-20 08:10 pm SW 11 13------ 9.5-----
2026-01-20 08:00 pm SW 11 13------ 9.5-----
2026-01-20 07:50 pm SW 9 10------ 9.3-----
2026-01-20 07:40 pmWSW 7 9------ 9.1-----
2026-01-20 07:30 pmWSW 9 11------ 9.3-----
2026-01-20 07:20 pmWSW 10 13------ 9.5-----
2026-01-20 07:10 pmWSW 8 9------ 9.5-----
2026-01-20 07:00 pmWSW 9 10------ 9.7-----
2026-01-20 06:50 pmWSW 8 12------ 10.0-----
2026-01-20 06:40 pmWSW 12 14------ 10.0-----
2026-01-20 06:30 pmWSW 8 9------ 10.0-----
2026-01-20 06:20 pmWSW 11 14------ 10.2-----
2026-01-20 06:10 pmWSW 10 11------ 10.4-----
2026-01-20 06:00 pmWSW 5 6------ 10.4-----
2026-01-20 05:50 pm W 8 10------ 10.6-----
2026-01-20 05:40 pmWSW 10 13------ 10.9-----
2026-01-20 05:30 pmWSW 10 15------ 10.9-----
2026-01-20 05:20 pm W 11 16------ 11.1-----
2026-01-20 05:10 pmWSW 10 14------ 11.3-----
2026-01-20 05:00 pm W 11 14------ 11.7-----
2026-01-20 04:50 pm W 13 16------ 11.7-----
2026-01-20 04:40 pm W 12 14------ 11.8-----
2026-01-20 04:30 pm W 19 26------ 12.0-----
2026-01-20 04:20 pmWSW 13 19------ 12.4-----
2026-01-20 04:10 pm W 13 18------ 12.2-----
2026-01-20 04:00 pm W 15 21------ 12.0-----
2026-01-20 03:50 pmWSW 15 19------ 11.8-----
2026-01-20 03:40 pm W 16 24------ 12.0-----
2026-01-20 03:30 pmWSW 19 22------ 12.0-----
2026-01-20 03:20 pm W 16 21------ 11.8-----
2026-01-20 03:10 pm W 17 23------ 12.0-----
2026-01-20 03:00 pmWSW 14 23------ 12.2-----
2026-01-20 02:50 pm W 14 19------ 11.5-----
2026-01-20 02:40 pm W 13 20------ 11.8-----
2026-01-20 02:30 pmWSW 19 22------ 12.2-----
2026-01-20 02:20 pmWSW 16 20------ 12.0-----
2026-01-20 02:10 pm W 13 19------ 11.8-----
2026-01-20 02:00 pm W 14 20------ 10.9-----
2026-01-20 01:50 pmWSW 16 19------ 10.9-----
2026-01-20 01:40 pm W 18 24------ 10.9-----
2026-01-20 01:30 pm W 16 23------ 10.9-----
2026-01-20 01:20 pmWSW 16 22------ 11.1-----
2026-01-20 01:10 pm W 16 24------ 10.8-----
2026-01-20 01:00 pm W 18 24------ 10.6-----
2026-01-20 12:50 pm W 13 17------ 10.6-----
2026-01-20 12:40 pm W 18 23------ 10.8-----
2026-01-20 12:30 pm W 12 16------ 10.9-----
2026-01-20 12:20 pm W 17 22------ 10.4-----
2026-01-20 12:10 pmWSW 16 24------ 10.6-----
2026-01-20 12:00 pmWSW 16 20------ 10.8-----
2026-01-20 11:50 amWSW 20 25------ 10.8-----
2026-01-20 11:40 am W 15 20------ 10.2-----
2026-01-20 11:30 amWSW 19 23------ 10.6-----
2026-01-20 11:20 amWSW 17 22------ 10.2-----
2026-01-20 11:10 amWSW 15 19------ 10.4-----
2026-01-20 11:00 amWSW 15 18------ 9.7-----
2026-01-20 10:50 amWSW 14 16------ 9.1-----
2026-01-20 10:40 amWSW 15 17------ 8.4-----
2026-01-20 10:30 amWSW 17 20------ 8.2-----
2026-01-20 10:20 amWSW 15 17------ 7.2-----
2026-01-20 10:10 amWSW 15 18------ 6.6-----
2026-01-20 10:00 amWSW 12 15------ 5.2-----
2026-01-20 09:50 amWSW 13 16------ 4.8-----
2026-01-20 09:40 amWSW 14 17------ 4.6-----
2026-01-20 09:30 amWSW 12 14------ 4.6-----
2026-01-20 09:20 amWSW 11 14------ 4.5-----
2026-01-20 09:10 amWSW 10 15------ 4.5-----
2026-01-20 09:00 amWSW 11 12------ 3.7-----
2026-01-20 08:50 amWSW 11 13------ 3.0-----
2026-01-20 08:40 am SW 13 15------ 2.7-----
2026-01-20 08:30 am SW 13 15------ 2.7-----
2026-01-20 08:20 am SW 13 16------ 2.7-----
2026-01-20 08:10 amWSW 13 16------ 2.3-----
2026-01-20 08:00 amWSW 12 13------ 1.9-----
2026-01-20 07:50 amWSW 14 16------ 1.8-----
2026-01-20 07:40 amWSW 14 16------ 1.8-----
2026-01-20 07:30 am SW 14 16------ 1.9-----
2026-01-20 07:20 amWSW 14 16------ 1.9-----
2026-01-20 07:10 amWSW 13 15------ 1.9-----
2026-01-20 07:00 amWSW 12 14------ 1.9-----
2026-01-20 06:50 amWSW 11 13------ 2.1-----
2026-01-20 06:40 amWSW 11 13------ 2.3-----
2026-01-20 06:30 amWSW 10 13------ 2.3-----
2026-01-20 06:20 amWSW 10 13------ 2.3-----
2026-01-20 06:10 amWSW 12 14------ 2.5-----
2026-01-20 06:00 amWSW 11 14------ 2.7-----
2026-01-20 05:50 amWSW 12 17------ 2.8-----
2026-01-20 05:40 am W 12 15------ 2.8-----
2026-01-20 05:30 amWSW 12 15------ 3.0-----
2026-01-20 05:20 amWSW 11 13------ 3.2-----
2026-01-20 05:10 amWSW 11 14------ 3.2-----
2026-01-20 05:00 amWSW 12 17------ 3.4-----
2026-01-20 04:50 amWSW 12 15------ 3.6-----
2026-01-20 04:40 am W 11 13------ 3.6-----
2026-01-20 04:30 amWSW 10 14------ 3.6-----
2026-01-20 04:20 am W 9 12------ 3.6-----
2026-01-20 04:10 amWSW 8 10------ 3.7-----
2026-01-20 04:00 am W 9 10------ 3.7-----
2026-01-20 03:50 amWSW 8 9------ 3.7-----