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Realtime Great Lakes Weather Data and Marine Observations


SRLM4: GLERL Spectacle Reef                                  
CMAN Station
Lat: 45.77°, Lon: -84.14°
Elevation: 176 m
Anemometer Height: 30 m
Related Site: NDBC


Current Time: 1752 GMT
Station Types
(Click on name to view all stations for that type)
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Lt Blue MarkerBuoys
Red MarkerCMAN & USCG Stations
Yellow MarkerShip Reports
Green MarkerSurface Airways Stations

  Change Units to: English | Metric
 Enter New DOY (001-366):  Or Today (043)
 (See also Tables for determining DOY for a given date)
View multiple days of data for this station:
Select Year and Day of Year (DOY) range:
Year (4-digits):   First Day (001-366):   Last Day (001-366):  
Additional Data Archive: NDBC Historical Data

Metadata | Description of Measurements (NDBC)
All 9s in field = missing data
                                       Change Units to English | Metric
                         AIR   DEW WND  WND  WND CLD SOLAR   BAR    WAT  WAV  WAV -------GMT-              TMP   PT  DIR  SPD  GST CVR  RAD    PRES   TMP  HGT  PER YYYYDDDHHMM#ID            F     F  Deg  kts  kts  %   W/m2   inHg    F    ft   s 202504300001SRLM4 29 15.8 4.8 200 4.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504300301SRLM4 29 16.0 1.8 250 8.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504301001SRLM4 29 15.8 0.7 250 9.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504301301SRLM4 29 15.8 0.3 250 8.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504302001SRLM4 29 15.8 -0.0 250 7.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504302301SRLM4 29 16.0 -0.4 250 7.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504303001SRLM4 29 16.2 0.3 240 8.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504303301SRLM4 29 16.2 -0.2 230 5.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504304001SRLM4 29 16.2 0.1 250 4.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504304301SRLM4 29 16.2 0.3 200 4.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504305001SRLM4 29 15.8 0.7 110 1.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504305301SRLM4 29 16.0 1.0 140 1.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504306001SRLM4 29 16.3 1.4 70 2.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504306301SRLM4 29 16.7 1.4 140 4.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504307001SRLM4 29 16.9 1.2 130 2.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504307301SRLM4 29 17.1 1.6 100 2.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504308001SRLM4 29 17.1 1.6 290 2.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504308301SRLM4 29 17.4 1.8 210 4.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504309001SRLM4 29 17.2 5.5 30 5.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504309301SRLM4 29 17.4 5.4 250 6.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504310001SRLM4 29 17.4 4.3 220 1.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504310301SRLM4 29 17.4 4.5 110 1.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504311001SRLM4 29 17.4 4.1 40 1.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504311301SRLM4 29 17.6 5.0 90 1.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504312001SRLM4 29 17.8 5.0 90 4.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504312301SRLM4 29 18.0 6.3 80 6.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504313001SRLM4 29 18.5 11.3 80 12.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504313301SRLM4 29 18.7 12.6 80 15.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504314001SRLM4 29 18.7 13.8 80 15.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504314301SRLM4 29 18.9 14.4 70 15.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504315001SRLM4 29 19.4 15.6 70 16.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504315301SRLM4 29 21.2 10.4 130 7.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202504316001SRLM4 29 21.0 14.4 80 14.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9
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