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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
Station Types
(Click on name to view all stations for that type)
White MarkerAll Stations
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 (340)
 (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   N     W     -------GMT-              TMP   PT  DIR  SPD  GST CVR  RAD    PRES   TMP  HGT  PER  LAT   LON    YYYYDDDHHMM#ID            C     C  Deg  m/s  m/s  %   W/m2    mb     C    m    s  d.deg d.deg    202531800001GTLM4 19 7.7 999.9 250 9.3 11.8 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531800101GTLM4 19 7.6 999.9 250 9.3 10.3 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531800201GTLM4 19 7.7 999.9 240 9.3 10.8 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531800301GTLM4 19 7.4 999.9 220 4.6 10.8 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531800401GTLM4 19 6.6 999.9 230 5.1 7.2 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531800501GTLM4 19 6.2 999.9 220 4.6 7.7 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531801001GTLM4 19 6.1 999.9 220 3.6 6.2 999 9999.9 1017.6 99.9 99.9 99.9 99.99 99.99 202531801101GTLM4 19 6.7 999.9 220 5.1 10.3 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531801201GTLM4 19 6.2 999.9 220 3.6 6.7 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531801301GTLM4 19 5.7 999.9 220 3.6 6.7 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531801401GTLM4 19 5.9 999.9 220 3.1 7.2 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531801501GTLM4 19 5.0 999.9 200 3.1 4.6 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531802001GTLM4 19 4.6 999.9 200 2.6 5.1 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531802101GTLM4 19 4.6 999.9 190 3.1 5.7 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531802201GTLM4 19 4.4 999.9 200 3.1 5.1 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531802301GTLM4 19 4.2 999.9 200 3.1 6.2 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531802401GTLM4 19 3.9 999.9 200 3.6 5.1 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531802501GTLM4 19 4.2 999.9 200 4.1 5.7 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531803001GTLM4 19 4.2 999.9 200 4.1 6.2 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531803101GTLM4 19 4.2 999.9 200 3.1 5.1 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531803201GTLM4 19 4.2 999.9 200 4.1 5.7 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531803301GTLM4 19 4.3 999.9 210 3.6 5.7 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531803401GTLM4 19 4.5 999.9 220 3.6 6.2 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531803501GTLM4 19 4.3 999.9 220 3.1 5.1 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531804001GTLM4 19 4.5 999.9 210 3.6 5.7 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531804101GTLM4 19 4.2 999.9 210 3.1 5.1 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531804201GTLM4 19 4.0 999.9 200 3.1 5.1 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531804301GTLM4 19 4.1 999.9 210 3.6 5.7 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531804401GTLM4 19 4.5 999.9 210 3.6 6.7 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531804501GTLM4 19 4.8 999.9 210 4.1 6.7 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531805001GTLM4 19 4.9 999.9 210 4.1 6.7 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531805101GTLM4 19 4.9 999.9 210 4.1 6.7 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531805201GTLM4 19 5.2 999.9 220 3.6 7.2 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531805301GTLM4 19 5.2 999.9 220 4.6 7.2 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531805401GTLM4 19 5.0 999.9 220 4.1 6.7 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531805501GTLM4 19 5.3 999.9 210 4.1 6.7 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531806001GTLM4 19 5.4 999.9 220 3.6 6.2 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531806101GTLM4 19 5.7 999.9 220 4.6 6.7 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531806201GTLM4 19 5.7 999.9 220 3.6 6.7 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531806301GTLM4 19 5.7 999.9 220 4.1 6.2 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531806401GTLM4 19 5.5 999.9 220 3.1 5.7 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531806501GTLM4 19 5.3 999.9 220 3.6 5.1 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531807001GTLM4 19 5.3 999.9 220 3.6 5.1 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531807101GTLM4 19 5.0 999.9 220 3.1 4.6 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531807201GTLM4 19 5.0 999.9 220 3.1 4.1 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531807301GTLM4 19 5.1 999.9 210 3.1 4.1 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531807401GTLM4 19 4.9 999.9 200 3.1 5.1 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531807501GTLM4 19 4.8 999.9 210 2.6 4.6 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531808001GTLM4 19 4.8 999.9 220 2.6 4.1 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531808101GTLM4 19 4.7 999.9 220 3.1 4.1 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531808201GTLM4 19 4.9 999.9 220 2.6 4.1 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531808301GTLM4 19 4.8 999.9 230 2.6 4.1 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531808401GTLM4 19 4.8 999.9 230 3.1 4.1 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531808501GTLM4 19 4.8 999.9 230 3.1 3.6 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531809001GTLM4 19 4.7 999.9 240 2.6 3.6 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531809101GTLM4 19 4.4 999.9 240 2.6 3.1 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531809201GTLM4 19 4.8 999.9 230 3.1 4.1 999 9999.9 1018.3 99.9 99.9 99.9 99.99 99.99 202531809301GTLM4 19 5.2 999.9 230 2.6 4.1 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531809401GTLM4 19 5.8 999.9 240 2.6 3.6 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531809501GTLM4 19 5.7 999.9 240 2.1 2.6 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531810001GTLM4 19 5.8 999.9 220 2.1 3.1 999 9999.9 1017.6 99.9 99.9 99.9 99.99 99.99 202531810101GTLM4 19 6.1 999.9 220 2.1 3.1 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531810201GTLM4 19 5.8 999.9 190 1.5 2.6 999 9999.9 1017.6 99.9 99.9 99.9 99.99 99.99 202531810301GTLM4 19 6.0 999.9 160 2.6 3.6 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99 202531810401GTLM4 19 5.8 999.9 170 2.1 3.6 999 9999.9 1017.6 99.9 99.9 99.9 99.99 99.99 202531810501GTLM4 19 5.4 999.9 160 2.1 3.6 999 9999.9 1017.6 99.9 99.9 99.9 99.99 99.99 202531811001GTLM4 19 5.2 999.9 160 2.1 3.1 999 9999.9 1017.6 99.9 99.9 99.9 99.99 99.99 202531811101GTLM4 19 5.3 999.9 160 2.1 4.1 999 9999.9 1017.6 99.9 99.9 99.9 99.99 99.99 202531811201GTLM4 19 5.3 999.9 150 2.1 3.1 999 9999.9 1017.3 99.9 99.9 99.9 99.99 99.99 202531811301GTLM4 19 5.2 999.9 150 2.6 4.6 999 9999.9 1017.3 99.9 99.9 99.9 99.99 99.99 202531811401GTLM4 19 5.1 999.9 150 3.1 4.1 999 9999.9 1017.3 99.9 99.9 99.9 99.99 99.99 202531811501GTLM4 19 5.3 999.9 160 2.1 4.1 999 9999.9 1017.3 99.9 99.9 99.9 99.99 99.99 202531812001GTLM4 19 5.4 999.9 160 1.5 2.6 999 9999.9 1017.3 99.9 99.9 99.9 99.99 99.99 202531812101GTLM4 19 5.4 999.9 150 1.0 3.1 999 9999.9 1017.3 99.9 99.9 99.9 99.99 99.99 202531812201GTLM4 19 5.6 999.9 150 2.6 3.6 999 9999.9 1017.3 99.9 99.9 99.9 99.99 99.99 202531812301GTLM4 19 5.7 999.9 150 2.1 4.1 999 9999.9 1016.9 99.9 99.9 99.9 99.99 99.99 202531812401GTLM4 19 5.7 999.9 150 2.6 4.6 999 9999.9 1016.9 99.9 99.9 99.9 99.99 99.99 202531812501GTLM4 19 5.6 999.9 160 2.6 5.1 999 9999.9 1016.9 99.9 99.9 99.9 99.99 99.99 202531813001GTLM4 19 5.6 999.9 150 2.6 4.6 999 9999.9 1016.6 99.9 99.9 99.9 99.99 99.99 202531813101GTLM4 19 5.8 999.9 150 2.1 4.6 999 9999.9 1016.9 99.9 99.9 99.9 99.99 99.99 202531813201GTLM4 19 5.9 999.9 150 3.1 4.1 999 9999.9 1016.9 99.9 99.9 99.9 99.99 99.99 202531813301GTLM4 19 6.2 999.9 130 2.1 4.1 999 9999.9 1017.3 99.9 99.9 99.9 99.99 99.99 202531813401GTLM4 19 6.3 999.9 140 2.6 5.7 999 9999.9 1016.9 99.9 99.9 99.9 99.99 99.99 202531813501GTLM4 19 6.4 999.9 150 3.6 5.1 999 9999.9 1016.9 99.9 99.9 99.9 99.99 99.99 202531814001GTLM4 19 6.6 999.9 150 2.6 5.1 999 9999.9 1016.6 99.9 99.9 99.9 99.99 99.99 202531814101GTLM4 19 6.8 999.9 150 2.6 5.7 999 9999.9 1016.9 99.9 99.9 99.9 99.99 99.99 202531814201GTLM4 19 7.0 999.9 150 2.1 5.1 999 9999.9 1016.6 99.9 99.9 99.9 99.99 99.99 202531814301GTLM4 19 7.3 999.9 160 2.6 4.6 999 9999.9 1016.6 99.9 99.9 99.9 99.99 99.99 202531814401GTLM4 19 7.4 999.9 150 2.6 5.1 999 9999.9 1016.6 99.9 99.9 99.9 99.99 99.99 202531814501GTLM4 19 7.6 999.9 150 3.1 5.1 999 9999.9 1016.6 99.9 99.9 99.9 99.99 99.99 202531815001GTLM4 19 8.0 999.9 140 2.1 5.1 999 9999.9 1016.6 99.9 99.9 99.9 99.99 99.99 202531815101GTLM4 19 8.1 999.9 150 2.6 4.6 999 9999.9 1016.6 99.9 99.9 99.9 99.99 99.99 202531815201GTLM4 19 8.3 999.9 130 2.1 4.1 999 9999.9 1016.6 99.9 99.9 99.9 99.99 99.99 202531815301GTLM4 19 8.1 999.9 130 2.1 5.1 999 9999.9 1016.6 99.9 99.9 99.9 99.99 99.99 202531815401GTLM4 19 8.1 999.9 130 2.1 4.1 999 9999.9 1016.6 99.9 99.9 99.9 99.99 99.99 202531815501GTLM4 19 8.3 999.9 140 1.0 4.6 999 9999.9 1016.6 99.9 99.9 99.9 99.99 99.99 202531816001GTLM4 19 8.7 999.9 140 1.5 4.1 999 9999.9 1016.6 99.9 99.9 99.9 99.99 99.99 202531816101GTLM4 19 9.4 999.9 120 2.6 4.6 999 9999.9 1016.3 99.9 99.9 99.9 99.99 99.99 202531816201GTLM4 19 9.7 999.9 130 3.1 4.6 999 9999.9 1015.9 99.9 99.9 99.9 99.99 99.99 202531816301GTLM4 19 9.3 999.9 140 2.1 4.6 999 9999.9 1015.9 99.9 99.9 99.9 99.99 99.99 202531816401GTLM4 19 9.6 999.9 130 2.6 4.6 999 9999.9 1015.9 99.9 99.9 99.9 99.99 99.99 202531816501GTLM4 19 9.8 999.9 140 2.6 5.1 999 9999.9 1015.9 99.9 99.9 99.9 99.99 99.99 202531817001GTLM4 19 9.9 999.9 130 2.6 5.1 999 9999.9 1015.6 99.9 99.9 99.9 99.99 99.99 202531817101GTLM4 19 10.2 999.9 150 2.1 4.6 999 9999.9 1015.6 99.9 99.9 99.9 99.99 99.99 202531817201GTLM4 19 10.4 999.9 140 2.6 5.7 999 9999.9 1015.2 99.9 99.9 99.9 99.99 99.99 202531817301GTLM4 19 11.0 999.9 140 2.6 5.1 999 9999.9 1015.2 99.9 99.9 99.9 99.99 99.99 202531817401GTLM4 19 11.4 999.9 140 2.6 5.1 999 9999.9 1015.2 99.9 99.9 99.9 99.99 99.99 202531817501GTLM4 19 11.8 999.9 130 3.1 4.6 999 9999.9 1015.2 99.9 99.9 99.9 99.99 99.99 202531818001GTLM4 19 12.0 999.9 120 1.5 4.6 999 9999.9 1014.9 99.9 99.9 99.9 99.99 99.99 202531818101GTLM4 19 11.7 999.9 110 2.6 3.6 999 9999.9 1014.6 99.9 99.9 99.9 99.99 99.99 202531818201GTLM4 19 11.3 999.9 100 1.5 3.6 999 9999.9 1014.6 99.9 99.9 99.9 99.99 99.99 202531818301GTLM4 19 11.0 999.9 80 3.1 3.6 999 9999.9 1014.2 99.9 99.9 99.9 99.99 99.99 202531818401GTLM4 19 10.8 999.9 80 2.6 3.6 999 9999.9 1014.2 99.9 99.9 99.9 99.99 99.99 202531818501GTLM4 19 11.0 999.9 80 2.1 3.1 999 9999.9 1013.9 99.9 99.9 99.9 99.99 99.99 202531819001GTLM4 19 11.9 999.9 120 1.5 2.6 999 9999.9 1013.5 99.9 99.9 99.9 99.99 99.99 202531819101GTLM4 19 12.5 999.9 90 1.5 3.1 999 9999.9 1013.2 99.9 99.9 99.9 99.99 99.99 202531819201GTLM4 19 12.5 999.9 80 2.1 3.1 999 9999.9 1013.2 99.9 99.9 99.9 99.99 99.99 202531819301GTLM4 19 12.5 999.9 120 1.0 2.6 999 9999.9 1013.2 99.9 99.9 99.9 99.99 99.99 202531819401GTLM4 19 12.5 999.9 100 1.5 3.1 999 9999.9 1013.2 99.9 99.9 99.9 99.99 99.99 202531819501GTLM4 19 11.8 999.9 70 1.5 2.6 999 9999.9 1013.2 99.9 99.9 99.9 99.99 99.99 202531820001GTLM4 19 10.8 999.9 80 2.1 2.6 999 9999.9 1013.2 99.9 99.9 99.9 99.99 99.99 202531820101GTLM4 19 10.0 999.9 100 1.0 2.1 999 9999.9 1013.2 99.9 99.9 99.9 99.99 99.99 202531820201GTLM4 19 9.8 999.9 0 0.0 1.5 999 9999.9 1012.9 99.9 99.9 99.9 99.99 99.99 202531820301GTLM4 19 9.8 999.9 0 0.0 1.5 999 9999.9 1012.9 99.9 99.9 99.9 99.99 99.99 202531820401GTLM4 19 10.0 999.9 220 1.0 2.1 999 9999.9 1012.9 99.9 99.9 99.9 99.99 99.99 202531820501GTLM4 19 10.2 999.9 210 1.0 1.5 999 9999.9 1012.9 99.9 99.9 99.9 99.99 99.99 202531821001GTLM4 19 10.8 999.9 0 0.0 1.5 999 9999.9 1012.9 99.9 99.9 99.9 99.99 99.99 202531821101GTLM4 19 10.5 999.9 0 0.0 0.5 999 9999.9 1012.5 99.9 99.9 99.9 99.99 99.99 202531821201GTLM4 19 9.9 999.9 0 0.0 1.0 999 9999.9 1012.5 99.9 99.9 99.9 99.99 99.99 202531821301GTLM4 19 9.8 999.9 150 1.0 2.1 999 9999.9 1012.2 99.9 99.9 99.9 99.99 99.99 202531821401GTLM4 19 9.6 999.9 0 0.0 1.0 999 9999.9 1012.2 99.9 99.9 99.9 99.99 99.99 202531821501GTLM4 19 9.2 999.9 100 2.1 2.6 999 9999.9 1012.2 99.9 99.9 99.9 99.99 99.99 202531822001GTLM4 19 8.9 999.9 110 1.0 1.5 999 9999.9 1012.2 99.9 99.9 99.9 99.99 99.99 202531822101GTLM4 19 8.4 999.9 100 1.5 2.1 999 9999.9 1012.2 99.9 99.9 99.9 99.99 99.99 202531822201GTLM4 19 8.2 999.9 100 2.1 3.1 999 9999.9 1011.9 99.9 99.9 99.9 99.99 99.99 202531822301GTLM4 19 8.2 999.9 110 1.5 2.6 999 9999.9 1011.9 99.9 99.9 99.9 99.99 99.99 202531822401GTLM4 19 7.4 999.9 100 1.5 2.6 999 9999.9 1011.9 99.9 99.9 99.9 99.99 99.99 202531822501GTLM4 19 6.8 999.9 120 1.5 2.1 999 9999.9 1011.5 99.9 99.9 99.9 99.99 99.99 202531823001GTLM4 19 6.4 999.9 120 1.0 2.6 999 9999.9 1011.5 99.9 99.9 99.9 99.99 99.99 202531823101GTLM4 19 6.5 999.9 120 1.5 2.6 999 9999.9 1011.2 99.9 99.9 99.9 99.99 99.99 202531823201GTLM4 19 6.9 999.9 120 1.5 3.1 999 9999.9 1011.2 99.9 99.9 99.9 99.99 99.99 202531823301GTLM4 19 7.4 999.9 130 1.5 4.1 999 9999.9 1011.2 99.9 99.9 99.9 99.99 99.99 202531823501GTLM4 19 7.7 999.9 250 9.3 11.8 999 9999.9 1017.9 99.9 99.9 99.9 99.99 99.99
  New Graph (click on parameter):                                      
  at | dp | wd | ws | wg | cc | sr | bp | wt | wvh | wvp
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143 matching elements
0.056 sec

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