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Realtime Great Lakes Weather Data and Marine Observations


All Stations

Station Labels = Off
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Note: Only stations containing data for selected day are plotted
See also All Stations not reporting today
Station Types
(Click on name to view all stations for that type)
White MarkerAll Stations (36)
Lt Blue MarkerBuoys (0)
Red MarkerCMAN & USCG Stations (30)
Yellow MarkerShip Reports (3)
Green MarkerSurface Airways Stations (3)

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 (362)
 (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   N     W -------GMT-              TMP   PT  DIR  SPD  GST CVR  RAD    PRES   TMP  HGT  PER  LAT   LON YYYYDDDHHMM#ID            F     F  Deg  kts  kts  %   W/m2   inHg    F    ft   s  d.deg d.deg 202536200001AGCM4 29 27.9 999.9 999 99.9 99.9 999 9999.9 30.10 99.9 99.9 99.9 202536200001AGCM4 29 27.5 999.9 999 99.9 99.9 999 9999.9 30.10 99.9 99.9 99.9 202536200001ALXN6 59 999.9 999.9 999 99.9 99.9 999 9999.9 30.26 99.9 99.9 99.9 202536200001APNM4 29 31.3 999.9 170 14.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202536200001ASBO1 9 999.9 999.9 160 4.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202536200001BARN6 49 28.8 999.9 70 4.1 7.0 999 9999.9 30.47 99.9 99.9 99.9 202536200001BARN6 49 28.2 999.9 999 99.9 99.9 999 9999.9 30.47 99.9 99.9 99.9 202536200001CBLO1 49 999.9 999.9 0 0.0 1.9 999 9999.9 9999.9 99.9 99.9 99.9 202536200001CHII2 19 38.1 38.1 150 15.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202536200001CLSM4 39 27.9 999.9 100 8.9 12.1 999 9999.9 30.14 99.9 99.9 99.9 202536200001DBLN6 49 999.9 999.9 90 5.1 6.0 999 9999.9 30.11 99.9 99.9 99.9 202536200001GDMM5 9 35.4 999.9 999 99.9 99.9 999 9999.9 29.73 99.9 99.9 99.9 202536200001GDMM5 9 35.4 999.9 999 99.9 99.9 999 9999.9 29.74 99.9 99.9 99.9 202536200001HHLO1 49 31.6 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202536200001MBRM4 29 27.3 999.9 999 99.9 99.9 999 9999.9 30.09 99.9 99.9 99.9 202536200001MBRM4 29 27.1 999.9 999 99.9 99.9 999 9999.9 30.09 99.9 99.9 99.9 202536200001MBRM4 29 27.0 999.9 999 99.9 99.9 999 9999.9 30.09 99.9 99.9 99.9 202536200001MCYI3 19 40.1 40.1 160 14.0 99.9 999 9999.9 29.91 99.9 99.9 99.9 202536200001MKGM4 19 34.3 34.0 0 0.0 99.9 999 9999.9 29.97 99.9 99.9 99.9 202536200001MLWW3 19 38.3 999.9 150 12.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202536200001NIAN6 59 23.4 999.9 999 99.9 99.9 999 9999.9 30.18 99.9 99.9 99.9 202536200001NIAN6 59 23.4 999.9 999 99.9 99.9 999 9999.9 30.19 99.9 99.9 99.9 202536200001OBGN6 59 13.8 999.9 999 99.9 99.9 999 9999.9 30.27 99.9 99.9 99.9 202536200001OBGN6 59 13.8 999.9 999 99.9 99.9 999 9999.9 30.27 99.9 99.9 99.9 202536200001OBGN6 59 13.6 999.9 999 99.9 99.9 999 9999.9 30.27 99.9 99.9 99.9 202536200001OLCN6 59 23.0 999.9 100 7.0 9.9 999 9999.9 29.95 99.9 99.9 99.9 202536200001PILM4 9 999.9 999.9 150 15.0 15.9 999 9999.9 29.80 99.9 99.9 99.9 202536200001PSTN6 49 25.3 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202536200001PSTN6 49 25.3 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202536200001PSTN6 49 25.3 999.9 999 99.9 99.9 999 9999.9 30.14 99.9 99.9 99.9 202536200001PWAW3 19 39.4 999.9 170 22.9 99.9 999 9999.9 29.35 99.9 99.9 99.9 202536200001RCRN6 59 23.7 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202536200001ROAM4 9 37.2 999.9 190 12.1 13.0 999 9999.9 29.80 99.9 99.9 99.9 202536200001RPRN6 59 24.4 999.9 210 5.1 99.9 999 9999.9 29.98 99.9 99.9 99.9 202536200001RPRN6 59 24.4 999.9 999 99.9 99.9 999 9999.9 29.97 99.9 99.9 99.9 202536200001SBIO1 49 30.9 999.9 80 8.9 11.1 999 9999.9 30.12 99.9 99.9 99.9 202536200001SBLM4 29 999.9 999.9 0 0.0 0.0 999 9999.9 9999.9 99.9 99.9 99.9 202536200001SGNW3 19 38.7 37.4 160 22.9 23.9 999 9999.9 29.92 99.9 99.9 99.9 202536200001STDM4 9 35.8 35.8 160 37.9 44.9 999 9999.9 29.74 99.9 99.9 99.9 202536200001THLO1 49 29.8 27.3 70 15.0 16.9 999 9999.9 30.08 99.9 99.9 99.9 202536200001TWCO1 49 30.9 28.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202536200001VRMO1 9 999.9 999.9 100 5.1 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202536200003WAV4647 29 32.9 30.4 150 31.1 99.9 999 9999.9 29.97 99.9 99.9 99.9 45.70 84.50 202536200003WAV4647 29 999.9 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 45.70 84.50 202536200003WC5932 29 24.3 20.8 140 29.2 99.9 999 9999.9 30.14 99.9 99.9 99.9 43.70 82.10 202536200003WC5932 29 999.9 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 43.70 82.10 202536200003WXY6216 9 999.9 999.9 190 23.3 99.9 999 9999.9 9999.9 99.9 99.9 99.9 46.80 88.50 202536200003WXY6216 9 999.9 999.9 999 99.9 99.9 999 9999.9 9999.9 99.9 99.9 99.9 46.80 88.50 202536200051CYGM4 29 31.5 27.9 140 15.9 27.0 999 9999.9 30.00 99.9 99.9 99.9 202536200051PWAW3 19 39.4 999.9 160 22.9 99.9 999 9999.9 29.32 99.9 99.9 99.9 202536200101APNM4 29 31.5 999.9 170 15.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202536200101CYGM4 29 31.5 27.9 110 12.1 22.9 999 9999.9 30.00 99.9 99.9 99.9 202536200101MKGM4 19 34.3 33.8 0 0.0 99.9 999 9999.9 29.97 99.9 99.9 99.9 202536200101MLWW3 19 38.3 999.9 170 12.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202536200101PWAW3 19 39.2 999.9 170 22.9 99.9 999 9999.9 29.32 99.9 99.9 99.9 202536200101VRMO1 9 999.9 999.9 90 7.0 8.9 999 9999.9 9999.9 99.9 99.9 99.9 202536200151CYGM4 29 31.5 27.9 140 15.9 20.0 999 9999.9 30.00 99.9 99.9 99.9 202536200151PWAW3 19 39.4 999.9 170 14.0 99.9 999 9999.9 29.32 99.9 99.9 99.9 202536200156DRM 29 32.0 30.2 160 8.9 15.0 100 9999.9 30.03 99.9 99.9 99.9 202536200156ETB 19 39.2 39.2 130 11.1 14.0 100 9999.9 29.85 99.9 99.9 99.9 202536200156MCD 29 32.0 26.6 130 9.9 15.9 100 9999.9 29.97 99.9 99.9 99.9
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