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Realtime Great Lakes Weather Data and Marine Observations


Surface Airways Stations

Station Labels = ID
Click on marker to view data for that station
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Note: Only stations containing data for selected day are plotted
See also Surface Airways Stations not reporting today
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 (17)

Gray MarkerReport > 3 Hours Old

  Station Labels: Off | ID | Name
  Air Temp | Wind Spd | Wind Dir
  Bar Press | Wave Hgt | Water Temp
  Cloud Cover

  Change Units to: English | Metric


 Enter New DOY (001-366):  Or Today (045)
 (See also Tables for determining DOY for a given date)
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 202604500356BAX 29 37.4 24.8 240 9.9 14.0 0 9999.9 29.97 99.9 99.9 99.9 202604500536DKK 49 32.0 15.8 210 9.9 19.0 100 9999.9 30.06 99.9 99.9 99.9 202604500556BAX 29 37.4 24.8 240 8.9 14.0 0 9999.9 29.94 99.9 99.9 99.9 202604500556P58 29 35.6 24.8 230 9.9 16.9 999 9999.9 29.94 99.9 99.9 99.9 202604501516ERI 49 33.8 17.6 190 14.0 22.9 100 9999.9 30.06 99.9 99.9 99.9 202604501536IAG 49 28.4 21.2 240 13.0 20.0 100 9999.9 30.03 99.9 99.9 99.9 202604501536MDW 19 44.6 26.6 210 9.9 20.0 25 9999.9 30.03 99.9 99.9 99.9 202604501556P58 29 35.6 24.8 250 8.0 15.0 999 9999.9 29.94 99.9 99.9 99.9 202604502456CGF 49 35.6 23.0 240 9.9 18.1 100 9999.9 30.06 99.9 99.9 99.9 202604502506GYY 19 42.8 30.2 210 7.0 12.1 0 9999.9 30.06 99.9 99.9 99.9 202604502556P58 29 35.6 26.6 250 8.9 16.9 999 9999.9 29.94 99.9 99.9 99.9 202604502576SUE 19 35.6 26.6 340 7.0 15.0 0 9999.9 30.00 99.9 99.9 99.9 202604503456CGF 49 37.4 24.8 240 14.0 22.0 100 9999.9 30.06 99.9 99.9 99.9 202604503526TOL 49 37.4 28.4 220 11.1 19.0 0 9999.9 30.06 99.9 99.9 99.9 202604503536BKL 49 39.2 24.8 200 14.0 23.9 75 9999.9 30.06 99.9 99.9 99.9 202604503536MDW 19 42.8 26.6 210 8.0 21.0 0 9999.9 30.06 99.9 99.9 99.9 202604504156DUH 49 41.0 28.4 230 8.0 14.0 25 9999.9 30.06 99.9 99.9 99.9 202604504156TTF 49 39.2 28.4 240 11.1 15.9 75 9999.9 30.06 99.9 99.9 99.9 202604504516CLE 49 37.4 26.6 220 12.1 18.1 75 9999.9 30.06 99.9 99.9 99.9 202604504536BKL 49 39.2 26.6 220 15.0 22.9 0 9999.9 30.06 99.9 99.9 99.9 202604504536MDW 19 41.0 28.4 210 8.0 15.9 0 9999.9 30.06 99.9 99.9 99.9 202604504556DUH 49 41.0 28.4 240 9.9 15.9 0 9999.9 30.06 99.9 99.9 99.9 202604504556ONZ 49 37.4 30.2 250 12.1 15.0 0 9999.9 30.03 99.9 99.9 99.9 202604505156CGF 49 37.4 26.6 220 11.1 15.9 75 9999.9 30.06 99.9 99.9 99.9 202604505156DUH 49 41.0 28.4 250 11.1 16.9 50 9999.9 30.06 99.9 99.9 99.9 202604505356DUH 49 39.2 28.4 250 9.9 15.9 50 9999.9 30.06 99.9 99.9 99.9 202604505356TTF 49 37.4 28.4 240 12.1 16.9 0 9999.9 30.06 99.9 99.9 99.9 202604505536BKL 49 39.2 26.6 220 18.1 27.0 75 9999.9 30.06 99.9 99.9 99.9 202604505536DKK 49 37.4 26.6 230 12.1 22.0 100 9999.9 30.00 99.9 99.9 99.9 202604505556CGF 49 37.4 26.6 220 12.1 15.9 75 9999.9 30.06 99.9 99.9 99.9 202604505556DUH 49 39.2 28.4 250 11.1 15.9 25 9999.9 30.06 99.9 99.9 99.9 202604506536DKK 49 39.2 26.6 240 9.9 21.0 100 9999.9 30.00 99.9 99.9 99.9 202604506556CGF 49 39.2 28.4 230 15.0 19.0 100 9999.9 30.06 99.9 99.9 99.9 202604507156DUH 49 37.4 28.4 250 8.0 15.0 0 9999.9 30.06 99.9 99.9 99.9 202604507536DKK 49 37.4 26.6 250 14.0 27.0 75 9999.9 30.00 99.9 99.9 99.9 202604507556CGF 49 39.2 28.4 240 12.1 16.9 100 9999.9 30.06 99.9 99.9 99.9 202604508356CGF 49 39.2 28.4 240 13.0 18.1 100 9999.9 30.06 99.9 99.9 99.9 202604508516ERI 49 37.4 28.4 250 8.9 18.1 25 9999.9 30.03 99.9 99.9 99.9 202604508536DKK 49 35.6 26.6 240 13.0 22.0 25 9999.9 30.00 99.9 99.9 99.9 202604509516ERI 49 35.6 28.4 240 11.1 18.1 0 9999.9 30.03 99.9 99.9 99.9 202604509536DKK 49 33.8 28.4 240 11.1 20.0 0 9999.9 30.00 99.9 99.9 99.9 202604510516ERI 49 35.6 28.4 250 11.1 16.9 0 9999.9 30.03 99.9 99.9 99.9 202604510556CGF 49 37.4 28.4 260 8.9 15.0 50 9999.9 30.06 99.9 99.9 99.9 202604511516ERI 49 33.8 28.4 240 9.9 15.0 0 9999.9 30.03 99.9 99.9 99.9 202604514516ERI 49 37.4 28.4 250 12.1 23.9 0 9999.9 30.09 99.9 99.9 99.9 202604514516P59 9 30.2 26.6 230 8.9 18.1 999 9999.9 29.94 99.9 99.9 99.9 202604515516ERI 49 35.6 28.4 260 11.1 19.0 0 9999.9 30.09 99.9 99.9 99.9 202604515516P59 9 33.8 26.6 230 12.1 25.1 999 9999.9 29.94 99.9 99.9 99.9 202604515566IWD 9 37.4 28.4 200 12.1 15.9 0 9999.9 29.91 99.9 99.9 99.9
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