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Realtime Great Lakes Weather Data and Marine Observations

All Stations

Station Labels = Latest Wave Height
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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 (108)
Lt Blue MarkerBuoys (28)
Red MarkerCMAN & USCG Stations (21)
Yellow MarkerShip Reports (6)
Green MarkerSurface Airways Stations (53)

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 (183)
 (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            C     C  Deg  m/s  m/s  %   W/m2    mb     C    m    s  d.deg d.deg
20251830000045027   09  25.7  11.8 270  6.0 99.9 999 9999.9 1011.0  9.7  0.1 99.9            
20251830000045028   09  18.6  13.6 270  3.0 99.9 999 9999.9 1010.6 13.0  0.2 99.9            
20251830000045029   19  22.5  20.5 190  2.0  3.0 999 9999.9 9999.9 22.8  0.3  3.0            
20251830000045135   59  19.7 999.9 230  4.0  5.0 999 9999.9 1007.7 17.8  0.2  3.0            
20251830000045136   09   7.0 999.9 300  2.0  2.0 999 9999.9 1008.8  3.9  0.6  4.0            
20251830000045137   69  15.9 999.9 260  8.0  9.0 999 9999.9 1008.2 13.4  0.7  3.0            
20251830000045139   59  23.2 999.9 300  6.0  7.0 999 9999.9 1008.8 19.3  0.3  3.0            
20251830000045142   49  21.6 999.9 250  6.0  8.0 999 9999.9 1009.4 20.5  0.5  3.0            
20251830000045143   69  17.2 999.9 280  7.0  8.0 999 9999.9 1009.1 13.8  0.5  4.0            
20251830000045147   39  25.7 999.9 320  4.0 99.9 999 9999.9 1010.5 23.6  0.2  2.0            
20251830000045149   29  22.4 999.9 170  1.0 99.9 999 9999.9 1010.6 21.0  0.1  2.0            
20251830000045151   69 999.9 999.9 300  8.0 99.9 999 9999.9 9999.9 20.3  0.4  2.0            
20251830000045152   69  23.4 999.9 250  7.0 99.9 999 9999.9 1006.0 21.0  0.4  4.0            
20251830000045154   69  18.8 999.9 280  9.0 99.9 999 9999.9 1008.9 16.2  0.9  4.0            
20251830000045159   59  23.7 999.9 320  6.0  7.0 999 9999.9 1007.8 18.0  0.3  2.0            
20251830000045161   19  21.6 999.9 999 99.9 99.9 999 9999.9 1022.8 21.2  0.2 99.9            
20251830000045164   49  24.4 999.9 999  2.0  3.0 999 9999.9 9999.9 23.3  0.2 99.9            
20251830000045168   49  23.2  17.9 240  2.0  2.0 999 9999.9 1013.9 23.9  0.3  4.0            
20251830000045176   09  26.2  21.7 290  4.0  5.0 999 9999.9 1010.2 24.6  0.3 99.9            
20251830000045186   19  23.7 999.9 220  1.0  2.0 999 9999.9 9999.9 22.7  0.1 99.9            
20251830000045187   49  23.7 999.9 300  2.0  2.0 999 9999.9 9999.9 22.5  0.1 99.9            
20251830000045194   49  19.2 999.9 999 99.9 99.9 999 9999.9 9999.9 16.0  0.4  2.0            
20251830000045196   19  26.7  21.9 999  4.0  5.0 999 9999.9 1010.4 25.5  0.3 99.9            
20251830000045197   49  26.0  21.8 260  4.0  5.0 999 9999.9 1010.0 24.5  0.3  2.0            
20251830000045198   49  24.1  19.1 150  3.0  3.0 999 9999.9 1014.2 23.4  0.2 99.9            
20251830000045201   09  82.8  20.6 999  4.0  5.0 999 9999.9 1012.5 26.3  0.4  3.0            
20251830000045209   09  21.8  20.3  30  1.0  1.0 999 9999.9 1011.4 99.9  0.2 99.9            
202518300001APNM4   29  25.6 999.9 290  5.7  6.7 999 9999.9 9999.9 99.9 99.9 99.9            
202518300001BARN6   49  23.4 999.9 220  7.2  8.2 999 9999.9 1009.5 99.9 99.9 99.9            
202518300001CBLO1   49 999.9 999.9 230  2.6  3.6 999 9999.9 9999.9 99.9 99.9 99.9            
202518300001CHII2   19  29.3  24.8 160  3.1  4.6 999 9999.9 9999.9 99.9 99.9 99.9            
202518300001CLSM4   39  28.6 999.9 310  3.6  6.7 999 9999.9 1011.5 99.9 99.9 99.9            
202518300001CYGM4   29  25.1  11.6 260  5.1  7.2 999 9999.9 1010.0 99.9 99.9 99.9            
202518300001DISW3   09  18.8  11.9 230  7.2  8.7 999 9999.9 1010.2 99.9 99.9 99.9            
202518300001HHLO1   49  26.9 999.9 320  8.2 12.3 999 9999.9 9999.9 99.9 99.9 99.9            
202518300001MCYI3   19  24.8  18.6  60  2.6  2.6 999 9999.9 1012.5 99.9 99.9 99.9            
202518300001MKGM4   19  22.0  21.5 220  2.6  2.6 999 9999.9 1012.5 99.9 99.9 99.9            
202518300001MLWW3   19  25.6 999.9 130  1.5  2.6 999 9999.9 9999.9 99.9 99.9 99.9            
202518300001OLCN6   59  23.5 999.9 260  5.7  7.2 999 9999.9 1008.5 99.9 99.9 99.9            
202518300001PILM4   09 999.9 999.9 260  3.6  4.1 999 9999.9 1009.0 99.9 99.9 99.9            
202518300001ROAM4   09  12.5 999.9 280  7.7  8.2 999 9999.9 1010.2 99.9 99.9 99.9            
202518300001RPRN6   59  27.2 999.9 260  5.7  8.7 999 9999.9 1000.0 99.9 99.9 99.9            
202518300001SBIO1   49  26.7 999.9 310  4.6  5.1 999 9999.9 1010.7 99.9 99.9 99.9            
202518300001SBLM4   29 999.9 999.9 310  7.2  7.7 999 9999.9 9999.9 99.9 99.9 99.9            
202518300001SGNW3   19  28.0 999.9 280  4.1  5.1 999 9999.9 1012.2 99.9 99.9 99.9            
202518300001SVNM4   19  23.3 999.9 200  2.1  2.6 999 9999.9 9999.9 99.9 99.9 99.9            
202518300001TWCO1   49  27.5  19.4 999 99.9 99.9 999 9999.9 9999.9 26.8 99.9 99.9            
202518300001YGNN6   59  23.3 999.9 270  4.6  5.7 999 9999.9 1008.8 99.9 99.9 99.9            
202518300003CFFO     9 999.9 999.9 330  5.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 41.70 83.50 
202518300003CFJ8305  9 999.9 999.9 310  2.6 99.9 999 9999.9 9999.9 99.9 99.9 99.9 48.40 89.20 
202518300003CFN5191  9 999.9 999.9 220  8.7 99.9 999 9999.9 9999.9 99.9 99.9 99.9 44.00 76.60 
202518300003VDAS     9 999.9 999.9 240  4.6 99.9 999 9999.9 9999.9 99.9 99.9 99.9 42.90 79.20 
202518300003WC5932   9  24.3  16.8 170  1.5 99.9 999 9999.9 9999.9 99.9 99.9 99.9 46.60 87.20 
202518300003WXY6216  9  20.8  20.8 240  5.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9 46.00 85.90 
202518300006WCJ     09  13.0  10.0 190  1.5 99.9 999 9999.9 1009.1 99.9 99.9 99.9            
202518300006WGD     29  23.0  16.0 290  1.5 99.9 999 9999.9 1010.9 99.9 99.9 99.9            
202518300006WKK     09  21.0  14.0 190  1.5 99.9 999 9999.9 1007.3 99.9 99.9 99.9            
202518300006WNC     59  26.0  21.0 310  2.6 99.9 999 9999.9 1007.1 99.9 99.9 99.9            
202518300006WNZ     09  18.0  15.0 270  1.5 99.9 999 9999.9 1006.1 99.9 99.9 99.9            
202518300006WQP     59  21.0  19.0 260  1.5 99.9 999 9999.9 1007.7 99.9 99.9 99.9            
202518300006WWB     59  26.0  15.0 290  5.1  9.8 999 9999.9 9999.9 99.9 99.9 99.9            
202518300006WWZ     59  23.0  19.0 280  6.7  9.3 999 9999.9 9999.9 99.9 99.9 99.9            
202518300006XCA     09 999.9 999.9 260  1.0 99.9 999 9999.9 1007.7 99.9 99.9 99.9            
202518300006XDI     49 999.9 999.9 350  4.1 99.9 999 9999.9 1010.3 99.9 99.9 99.9            
202518300006XHA     49 999.9 999.9 300  2.6 99.9 999 9999.9 1011.0 99.9 99.9 99.9            
202518300006XHM     59 999.9 999.9 310  2.6 99.9 999 9999.9 1009.8 99.9 99.9 99.9            
202518300006XPC     29 999.9 999.9 999 99.9 99.9 999 9999.9 1008.7 99.9 99.9 99.9            
202518300006XTO     59 999.9 999.9 999 99.9 99.9 999 9999.9 1008.7 99.9 99.9 99.9            
202518300006YAM     09  21.0  17.0 300  1.5 99.9  25 9999.9 1010.5 99.9 99.9 99.9            
202518300006YCK     49  27.0  16.0 330  4.1 99.9   0 9999.9 1010.6 99.9 99.9 99.9            
202518300006YGK     59  24.0  21.0 250  3.6 99.9  75 9999.9 1007.0 99.9 99.9 99.9            
202518300006YHM     59  25.0  16.0 290  3.6 99.9  25 9999.9 1009.9 99.9 99.9 99.9            
202518300006YLD     09  21.0  13.0 260  4.1 99.9  25 9999.9 1008.9 99.9 99.9 99.9            
202518300006YPQ     59  25.0  15.0 300  5.1 99.9   0 9999.9 1008.1 99.9 99.9 99.9            
202518300006YQA     69  21.0  16.0 300  4.6 99.9   0 9999.9 1009.1 99.9 99.9 99.9            
202518300006YQG     39  28.0  15.0 300  6.7 99.9   0 9999.9 1011.2 99.9 99.9 99.9            
202518300006YQT     09  25.0  20.0 290  1.5 99.9 100 9999.9 1008.2 99.9 99.9 99.9            
202518300006YSB     29  23.0  18.0 210  3.1 99.9  50 9999.9 1006.6 99.9 99.9 99.9            
202518300006YSN     59  26.0  16.0 290  5.7 99.9  25 9999.9 1008.6 99.9 99.9 99.9            
202518300006YTR     59  26.0  19.0 270  3.1 99.9  25 9999.9 1006.9 99.9 99.9 99.9            
202518300006YTZ     59  27.0  14.0 290  6.7 99.9   0 9999.9 1008.4 99.9 99.9 99.9            
202518300006YVV     69  21.0  16.0 270  4.1 99.9  25 9999.9 1010.2 99.9 99.9 99.9            
202518300006YXU     49  24.0  16.0 320  3.1 99.9  25 9999.9 1011.0 99.9 99.9 99.9            
202518300006YXZ     09  10.0  10.0 230  2.1 99.9 100 9999.9 1010.6 99.9 99.9 99.9            
202518300051CYGM4   29  25.0  11.8 240  5.1  7.7 999 9999.9 1010.0 99.9 99.9 99.9            
20251830010045022   19  32.6 999.9 999  4.0  4.0 999 9999.9 1011.8 15.1  0.2 99.9            
20251830010045198   49  24.1  19.0 150  3.0  3.0 999 9999.9 1014.2 23.4  0.2 99.9            
202518300101APNM4   29  25.5 999.9 280  4.6  6.2 999 9999.9 9999.9 99.9 99.9 99.9            
202518300101CYGM4   29  24.9  11.5 240  8.2  8.7 999 9999.9 1010.0 99.9 99.9 99.9            
202518300101MKGM4   19  22.2  21.5 250  2.1  2.6 999 9999.9 1012.5 99.9 99.9 99.9            
202518300101MLWW3   19  26.3 999.9 120  1.0  2.1 999 9999.9 9999.9 99.9 99.9 99.9            
202518300101TWCO1   49  27.5  19.4 999 99.9 99.9 999 9999.9 9999.9 26.7 99.9 99.9            
202518300151CYGM4   29  24.8  11.7 230  7.2  9.8 999 9999.9 1010.0 99.9 99.9 99.9            
202518300156ACB     19  24.0  16.0   0  0.0 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300156BAX     29  25.0  16.0 310  3.6 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300156CKC     09  24.0  11.0 290  3.6 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300156COQ     09  27.0  11.0 270  4.1 99.9  50 9999.9 9999.9 99.9 99.9 99.9            
202518300156CVX     19  24.0  16.0 220  3.6 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300156DRM     29  23.0  14.0 290  1.5 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300156DUH     49  27.0  14.0 320  2.1 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300156DYT     09  28.0  15.0 280  6.2 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300156ERY     19  24.0  15.0  10  3.6 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300156ETB     19  28.0  15.0 270  4.6 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300156FKS     19  24.0  17.0 230  1.5 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300156HYX     29  26.0  15.0 320  4.1 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300156ISQ     19  20.0  17.0 200  4.6 99.9  50 9999.9 9999.9 99.9 99.9 99.9            
202518300156LDM     19  23.0  18.0 240  3.6 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300156MGC     19  25.0  16.0   0  0.0 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300156ONZ     49  27.0  16.0 300  4.1 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300156PHN     29  26.0  17.0   0  0.0 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300156PZQ     29  24.0  16.0 270  4.1 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300156SJX     19  21.0  16.0 220  4.6 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300156SLH     29  24.0  15.0 250  3.1 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300156SUW     09  28.0  13.0 280  3.1 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300156TTF     49  27.0  15.0 310  2.6 99.9   0 9999.9 9999.9 99.9 99.9 99.9            
202518300166MCD     29  20.0  16.0 240  6.7 99.9   0 9999.9 9999.9 99.9 99.9 99.9
0.023 sec
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