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Realtime Great Lakes Weather Data and Marine Observations


GTLM4: NWS GrndTraverseLtMI                                  
CMAN Station
Lat: 45.21°, Lon: -85.55°
Elevation: 176 m
Anemometer Height: 16 m
Related Site: NDBC


Current Time: 0953 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 202504300001GTLM4 19 12.0 999.9 210 2.9 5.1 999 9999.9 30.32 99.9 99.9 99.9 202504300101GTLM4 19 11.7 999.9 210 4.1 7.0 999 9999.9 30.32 99.9 99.9 99.9 202504300201GTLM4 19 10.9 999.9 210 4.1 5.1 999 9999.9 30.32 99.9 99.9 99.9 202504300301GTLM4 19 10.4 999.9 210 1.9 4.1 999 9999.9 30.31 99.9 99.9 99.9 202504300401GTLM4 19 9.5 999.9 200 2.9 5.1 999 9999.9 30.31 99.9 99.9 99.9 202504300501GTLM4 19 9.3 999.9 190 4.1 4.1 999 9999.9 30.31 99.9 99.9 99.9 202504301001GTLM4 19 9.5 999.9 190 2.9 4.1 999 9999.9 30.30 99.9 99.9 99.9 202504301101GTLM4 19 9.3 999.9 210 2.9 4.1 999 9999.9 30.30 99.9 99.9 99.9 202504301201GTLM4 19 9.3 999.9 200 2.9 4.1 999 9999.9 30.30 99.9 99.9 99.9 202504301301GTLM4 19 9.3 999.9 220 2.9 4.1 999 9999.9 30.30 99.9 99.9 99.9 202504301401GTLM4 19 9.0 999.9 210 2.9 4.1 999 9999.9 30.30 99.9 99.9 99.9 202504301501GTLM4 19 8.6 999.9 210 4.1 5.1 999 9999.9 30.30 99.9 99.9 99.9 202504302001GTLM4 19 8.6 999.9 210 2.9 4.1 999 9999.9 30.30 99.9 99.9 99.9 202504302101GTLM4 19 8.6 999.9 210 4.1 4.1 999 9999.9 30.30 99.9 99.9 99.9 202504302201GTLM4 19 9.0 999.9 220 4.1 5.1 999 9999.9 30.31 99.9 99.9 99.9 202504302301GTLM4 19 8.4 999.9 200 2.9 5.1 999 9999.9 30.30 99.9 99.9 99.9 202504302401GTLM4 19 8.4 999.9 220 2.9 4.1 999 9999.9 30.30 99.9 99.9 99.9 202504302501GTLM4 19 8.8 999.9 230 2.9 4.1 999 9999.9 30.30 99.9 99.9 99.9 202504303001GTLM4 19 8.4 999.9 220 2.9 2.9 999 9999.9 30.29 99.9 99.9 99.9 202504303101GTLM4 19 8.2 999.9 210 1.9 2.9 999 9999.9 30.30 99.9 99.9 99.9 202504303201GTLM4 19 8.1 999.9 220 1.0 2.9 999 9999.9 30.29 99.9 99.9 99.9 202504303301GTLM4 19 8.6 999.9 210 1.9 1.9 999 9999.9 30.29 99.9 99.9 99.9 202504303401GTLM4 19 8.1 999.9 200 1.9 2.9 999 9999.9 30.29 99.9 99.9 99.9 202504303501GTLM4 19 8.1 999.9 210 1.9 2.9 999 9999.9 30.28 99.9 99.9 99.9 202504304001GTLM4 19 7.9 999.9 200 1.9 2.9 999 9999.9 30.28 99.9 99.9 99.9 202504304101GTLM4 19 8.1 999.9 210 1.9 2.9 999 9999.9 30.28 99.9 99.9 99.9 202504304201GTLM4 19 8.4 999.9 220 1.9 1.9 999 9999.9 30.27 99.9 99.9 99.9 202504304301GTLM4 19 8.1 999.9 190 1.9 1.9 999 9999.9 30.27 99.9 99.9 99.9 202504304401GTLM4 19 8.1 999.9 190 1.9 1.9 999 9999.9 30.27 99.9 99.9 99.9 202504304501GTLM4 19 8.4 999.9 200 1.9 2.9 999 9999.9 30.28 99.9 99.9 99.9 202504305001GTLM4 19 8.4 999.9 210 2.9 2.9 999 9999.9 30.28 99.9 99.9 99.9 202504305101GTLM4 19 9.1 999.9 210 1.0 2.9 999 9999.9 30.28 99.9 99.9 99.9 202504305201GTLM4 19 9.1 999.9 220 1.9 1.9 999 9999.9 30.28 99.9 99.9 99.9 202504305301GTLM4 19 9.1 999.9 210 1.9 1.9 999 9999.9 30.28 99.9 99.9 99.9 202504305401GTLM4 19 9.3 999.9 210 1.9 2.9 999 9999.9 30.28 99.9 99.9 99.9 202504305501GTLM4 19 9.5 999.9 180 1.9 2.9 999 9999.9 30.28 99.9 99.9 99.9 202504306001GTLM4 19 9.3 999.9 210 1.9 2.9 999 9999.9 30.28 99.9 99.9 99.9 202504306101GTLM4 19 9.9 999.9 0 0.0 1.9 999 9999.9 30.28 99.9 99.9 99.9 202504306201GTLM4 19 9.5 999.9 180 1.9 4.1 999 9999.9 30.29 99.9 99.9 99.9 202504306301GTLM4 19 9.7 999.9 180 2.9 5.1 999 9999.9 30.29 99.9 99.9 99.9 202504306401GTLM4 19 9.5 999.9 130 2.9 6.0 999 9999.9 30.29 99.9 99.9 99.9 202504306501GTLM4 19 10.0 999.9 160 2.9 6.0 999 9999.9 30.29 99.9 99.9 99.9 202504307001GTLM4 19 10.0 999.9 160 2.9 5.1 999 9999.9 30.30 99.9 99.9 99.9 202504307101GTLM4 19 10.6 999.9 140 2.9 5.1 999 9999.9 30.29 99.9 99.9 99.9 202504307201GTLM4 19 11.3 999.9 160 2.9 8.0 999 9999.9 30.29 99.9 99.9 99.9 202504307301GTLM4 19 11.5 999.9 140 2.9 6.0 999 9999.9 30.29 99.9 99.9 99.9 202504307401GTLM4 19 11.5 999.9 160 2.9 5.1 999 9999.9 30.30 99.9 99.9 99.9 202504307501GTLM4 19 11.8 999.9 170 1.9 5.1 999 9999.9 30.30 99.9 99.9 99.9 202504308001GTLM4 19 12.4 999.9 130 1.9 5.1 999 9999.9 30.30 99.9 99.9 99.9 202504308101GTLM4 19 12.0 999.9 150 2.9 5.1 999 9999.9 30.30 99.9 99.9 99.9 202504308201GTLM4 19 12.0 999.9 150 2.9 5.1 999 9999.9 30.30 99.9 99.9 99.9 202504308301GTLM4 19 11.7 999.9 160 1.9 5.1 999 9999.9 30.30 99.9 99.9 99.9 202504308401GTLM4 19 11.8 999.9 160 1.9 4.1 999 9999.9 30.30 99.9 99.9 99.9
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  at | dp | wd | ws | wg | cc | sr | bp | wt | wvh | wvp
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  [every 2nd value plotted]
53 matching elements
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