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Realtime Great Lakes Weather Data and Marine Observations


Surface Airways Stations

Station Labels = Latest Wave Height
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 (27)

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 (039)
 (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 202603900536IAG 49 6.8 -2.2 340 14.0 21.0 100 9999.9 30.27 99.9 99.9 99.9 202603900546FZY 59 3.2 -7.6 330 12.1 19.0 100 9999.9 30.18 99.9 99.9 99.9 202603900556P58 29 15.8 1.4 320 8.0 18.1 999 9999.9 30.33 99.9 99.9 99.9 202603900566GNA 9 15.8 3.2 140 8.9 15.0 999 9999.9 30.36 99.9 99.9 99.9 202603900566JHW 49 5.0 -0.4 330 14.0 22.0 100 9999.9 30.15 99.9 99.9 99.9 202603901356DYT 9 19.4 6.8 999 5.1 12.1 100 9999.9 30.27 99.9 99.9 99.9 202603901546FZY 59 3.2 -7.6 330 13.0 21.0 100 9999.9 30.21 99.9 99.9 99.9 202603901556DYT 9 19.4 6.8 999 5.1 11.1 100 9999.9 30.24 99.9 99.9 99.9 202603901566JHW 49 3.2 -0.4 310 16.9 30.9 100 9999.9 30.15 99.9 99.9 99.9 202603902546FZY 59 3.2 -5.8 330 11.1 22.0 100 9999.9 30.21 99.9 99.9 99.9 202603902556DYT 9 19.4 6.8 999 5.1 11.1 100 9999.9 30.27 99.9 99.9 99.9 202603902556P58 29 14.0 1.4 320 8.0 20.0 999 9999.9 30.33 99.9 99.9 99.9 202603902566JHW 49 3.2 -2.2 330 14.0 21.0 100 9999.9 30.18 99.9 99.9 99.9 202603903156DYT 9 19.4 5.0 999 5.1 9.9 100 9999.9 30.27 99.9 99.9 99.9 202603903156PZQ 29 12.2 3.2 340 11.1 15.9 100 9999.9 30.36 99.9 99.9 99.9 202603903546FZY 59 1.4 -5.8 330 9.9 16.9 100 9999.9 30.24 99.9 99.9 99.9 202603903556P58 29 14.0 3.2 320 8.0 19.0 999 9999.9 30.33 99.9 99.9 99.9 202603904546FZY 59 1.4 -5.8 360 8.0 15.0 100 9999.9 30.24 99.9 99.9 99.9 202603904566GNA 9 19.4 8.6 130 9.9 18.1 999 9999.9 30.30 99.9 99.9 99.9 202603905566GNA 9 19.4 8.6 140 9.9 15.9 999 9999.9 30.30 99.9 99.9 99.9 202603907156DYT 9 21.2 -0.4 999 4.1 9.9 100 9999.9 30.21 99.9 99.9 99.9 202603910546ROC 59 1.4 -4.0 340 15.0 21.0 100 9999.9 30.33 99.9 99.9 99.9 202603910556P58 29 14.0 5.0 10 12.1 15.0 999 9999.9 30.39 99.9 99.9 99.9 202603911536IAG 49 1.4 -5.8 340 12.1 20.0 100 9999.9 30.39 99.9 99.9 99.9 202603911556MCD 29 5.0 -0.4 70 8.0 15.0 0 9999.9 30.42 99.9 99.9 99.9 202603912366MCD 29 5.0 -0.4 80 8.0 14.0 50 9999.9 30.42 99.9 99.9 99.9 202603912546BUF 49 1.4 -4.0 340 9.9 19.0 100 9999.9 30.39 99.9 99.9 99.9 202603913536RAC 19 24.8 21.2 130 12.1 18.1 100 9999.9 30.36 99.9 99.9 99.9 202603914516P59 9 17.6 8.6 210 7.0 16.9 999 9999.9 30.30 99.9 99.9 99.9 202603915156SJX 19 10.4 3.2 110 11.1 15.9 0 9999.9 30.42 99.9 99.9 99.9 202603915506GYY 19 26.6 17.6 140 9.9 15.9 0 9999.9 30.36 99.9 99.9 99.9 202603915516P59 9 19.4 8.6 220 11.1 22.0 999 9999.9 30.30 99.9 99.9 99.9 202603915536ENW 19 24.8 19.4 130 13.0 16.9 100 9999.9 30.36 99.9 99.9 99.9 202603915536RAC 19 26.6 19.4 150 9.9 19.0 100 9999.9 30.36 99.9 99.9 99.9 202603915546FZY 59 -0.4 -7.6 310 11.1 16.9 100 9999.9 30.36 99.9 99.9 99.9 202603915556MGC 19 23.0 15.8 120 8.9 15.0 50 9999.9 30.39 99.9 99.9 99.9 202603915556MWC 19 26.6 23.0 120 9.9 14.0 100 9999.9 30.36 99.9 99.9 99.9 202603915566IWD 9 17.6 8.6 140 11.1 15.0 100 9999.9 30.24 99.9 99.9 99.9 202603916356SLH 29 10.4 1.4 130 8.9 14.0 0 9999.9 30.45 99.9 99.9 99.9 202603916516P59 9 19.4 8.6 230 8.0 19.0 999 9999.9 30.30 99.9 99.9 99.9 202603916536ENW 19 26.6 19.4 130 12.1 21.0 100 9999.9 30.36 99.9 99.9 99.9 202603916556MCD 29 10.4 1.4 160 7.0 14.0 0 9999.9 30.42 99.9 99.9 99.9 202603916556MGC 19 24.8 14.0 110 8.0 14.0 0 9999.9 30.39 99.9 99.9 99.9 202603916566P53 9 15.8 6.8 170 9.9 15.9 999 9999.9 30.39 99.9 99.9 99.9 202603917156ETB 19 30.2 26.6 130 11.1 15.9 100 9999.9 30.33 99.9 99.9 99.9 202603917516P59 9 21.2 8.6 230 8.0 16.9 999 9999.9 30.30 99.9 99.9 99.9 202603917516UGN 19 26.6 19.4 140 13.0 19.0 75 9999.9 30.33 99.9 99.9 99.9 202603917536ENW 19 26.6 19.4 150 12.1 16.9 100 9999.9 30.33 99.9 99.9 99.9 202603917566IWD 9 21.2 10.4 999 6.0 14.0 100 9999.9 30.21 99.9 99.9 99.9 202603917566P53 9 19.4 10.4 170 9.9 21.0 999 9999.9 30.36 99.9 99.9 99.9 202603918156MWC 19 28.4 19.4 150 8.9 14.0 100 9999.9 30.33 99.9 99.9 99.9 202603918356ETB 19 30.2 26.6 130 11.1 14.0 100 9999.9 30.30 99.9 99.9 99.9 202603918356MGC 19 28.4 15.8 120 11.1 14.0 0 9999.9 30.36 99.9 99.9 99.9 202603918476SAW 9 19.4 14.0 190 15.9 20.0 100 9999.9 30.27 99.9 99.9 99.9 202603918506GYY 19 30.2 17.6 140 11.1 18.1 0 9999.9 30.33 99.9 99.9 99.9 202603918516ORD 19 30.2 15.8 130 12.1 15.9 50 9999.9 30.30 99.9 99.9 99.9 202603918516P59 9 21.2 10.4 230 9.9 20.0 999 9999.9 30.27 99.9 99.9 99.9 202603918516UGN 19 26.6 19.4 140 12.1 19.0 75 9999.9 30.30 99.9 99.9 99.9 202603918556ETB 19 30.2 26.6 130 8.9 15.9 100 9999.9 30.30 99.9 99.9 99.9 202603918566IWD 9 24.8 10.4 160 9.9 16.9 100 9999.9 30.21 99.9 99.9 99.9 202603918566P53 9 19.4 12.2 180 11.1 18.1 999 9999.9 30.36 99.9 99.9 99.9 202603919156ETB 19 30.2 26.6 130 8.9 15.0 100 9999.9 30.30 99.9 99.9 99.9 202603919156MWC 19 28.4 21.2 140 11.1 14.0 100 9999.9 30.33 99.9 99.9 99.9 202603919356ETB 19 30.2 24.8 130 8.0 14.0 100 9999.9 30.30 99.9 99.9 99.9 202603919356MWC 19 28.4 21.2 140 9.9 14.0 100 9999.9 30.33 99.9 99.9 99.9 202603919466SAW 9 19.4 14.0 190 13.0 20.0 100 9999.9 30.27 99.9 99.9 99.9 202603919516P59 9 24.8 10.4 240 11.1 18.1 999 9999.9 30.24 99.9 99.9 99.9 202603919526MKE 19 26.6 19.4 140 13.0 21.0 100 9999.9 30.30 99.9 99.9 99.9 202603919536SBM 19 24.8 17.6 140 9.9 16.9 100 9999.9 30.30 99.9 99.9 99.9 202603919546FZY 59 3.2 -4.0 310 7.0 15.0 50 9999.9 30.36 99.9 99.9 99.9 202603919546ROC 59 6.8 -5.8 320 8.0 16.9 50 9999.9 30.39 99.9 99.9 99.9 202603920156ETB 19 30.2 26.6 140 11.1 14.0 100 9999.9 30.27 99.9 99.9 99.9 202603920506GYY 19 28.4 17.6 130 6.0 11.1 25 9999.9 30.30 99.9 99.9 99.9 202603920516P59 9 24.8 12.2 999 4.1 15.0 999 9999.9 30.24 99.9 99.9 99.9 202603920516UGN 19 26.6 19.4 110 12.1 19.0 75 9999.9 30.27 99.9 99.9 99.9 202603920556MWC 19 26.6 19.4 130 8.9 15.9 100 9999.9 30.30 99.9 99.9 99.9 202603920566P53 9 21.2 12.2 170 7.0 15.9 999 9999.9 30.33 99.9 99.9 99.9 202603921356MWC 19 26.6 19.4 120 8.0 14.0 100 9999.9 30.30 99.9 99.9 99.9 202603921506GYY 19 28.4 19.4 130 8.0 15.0 100 9999.9 30.27 99.9 99.9 99.9 202603921516UGN 19 26.6 19.4 130 8.9 16.9 100 9999.9 30.27 99.9 99.9 99.9 202603921526MKE 19 26.6 17.6 130 8.9 16.9 100 9999.9 30.30 99.9 99.9 99.9 202603921536MDW 19 28.4 15.8 110 9.9 20.0 75 9999.9 30.27 99.9 99.9 99.9 202603921566P53 9 21.2 12.2 190 8.0 19.0 999 9999.9 30.30 99.9 99.9 99.9 202603922156MGC 19 26.6 14.0 130 5.1 14.0 0 9999.9 30.30 99.9 99.9 99.9 202603922566P53 9 19.4 12.2 180 8.0 15.0 999 9999.9 30.30 99.9 99.9 99.9
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