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Realtime Great Lakes Weather Data and Marine Observations


All Stations

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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 (124)
Lt Blue MarkerBuoys (41)
Red MarkerCMAN & USCG Stations (22)
Yellow MarkerShip Reports (5)
Green MarkerSurface Airways Stations (56)

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 (199)
 (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 20251990000045001 09 7.4 6.7 230 6.0 7.0 999 9999.9 1018.6 5.1 99.9 99.9 20251990000045002 19 18.0 11.2 280 2.0 2.0 999 9999.9 1018.9 18.0 99.9 99.9 20251990000045003 29 999.9 999.9 310 5.0 6.0 999 9999.9 9999.9 15.3 99.9 99.9 20251990000045004 09 8.6 7.2 260 5.0 6.0 999 9999.9 1018.9 6.4 99.9 99.9 20251990000045005 49 24.5 20.7 310 6.0 7.0 999 9999.9 1015.7 24.4 99.9 99.9 20251990000045006 09 11.8 11.3 190 2.0 3.0 999 9999.9 1019.3 10.5 99.9 99.9 20251990000045007 19 17.4 13.3 360 7.0 9.0 999 9999.9 1019.7 20.2 99.9 99.9 20251990000045008 29 16.8 13.5 350 7.0 8.0 999 9999.9 1018.1 18.4 99.9 99.9 20251990000045012 59 21.2 17.1 300 12.0 15.0 999 9999.9 1011.5 21.0 99.9 99.9 20251990000045022 19 999.9 999.9 999 4.0 6.0 999 9999.9 1019.1 19.7 0.4 4.0 20251990000045024 19 13.2 999.9 20 4.0 4.0 999 9999.9 1020.0 99.9 0.9 6.0 20251990000045027 09 22.6 11.3 00 0.0 99.9 999 9999.9 1019.3 19.8 0.1 99.9 20251990000045028 09 19.9 13.4 150 2.0 99.9 999 9999.9 1018.6 18.1 0.1 99.9 20251990000045029 19 18.9 15.9 320 7.0 9.0 999 9999.9 9999.9 23.1 1.1 4.0 20251990000045132 49 20.0 999.9 350 10.0 12.0 999 9999.9 1016.0 21.9 0.7 4.0 20251990000045135 59 20.5 999.9 280 12.0 14.0 999 9999.9 1010.5 19.3 2.0 6.0 20251990000045136 09 9.9 999.9 260 7.0 8.0 999 9999.9 1017.5 5.7 0.7 4.0 20251990000045137 69 17.4 999.9 360 5.0 6.0 999 9999.9 1016.3 17.5 0.6 3.0 20251990000045139 59 20.7 999.9 300 6.0 8.0 999 9999.9 1014.2 20.4 0.4 3.0 20251990000045142 49 22.9 999.9 300 8.0 9.0 999 9999.9 1014.0 23.8 1.3 5.0 20251990000045143 69 16.9 999.9 350 9.0 11.0 999 9999.9 1015.8 18.8 1.5 5.0 20251990000045147 39 22.8 999.9 350 7.0 99.9 999 9999.9 1016.3 23.0 0.3 2.0 20251990000045149 29 17.5 999.9 350 10.0 99.9 999 9999.9 1017.4 19.3 1.8 6.0 20251990000045151 69 17.2 999.9 340 10.0 99.9 999 9999.9 1014.1 23.4 0.4 2.0 20251990000045152 69 16.9 999.9 340 5.0 99.9 999 9999.9 1015.8 22.1 0.3 2.0 20251990000045154 69 20.3 999.9 340 4.0 99.9 999 9999.9 1016.7 20.3 0.2 2.0 20251990000045159 59 18.8 999.9 320 9.0 10.0 999 9999.9 1013.5 17.3 0.5 3.0 20251990000045161 19 14.6 999.9 999 99.9 99.9 999 9999.9 1028.2 14.3 0.6 3.0 20251990000045162 29 19.1 999.9 330 6.0 6.0 999 9999.9 1016.5 18.5 0.3 3.0 20251990000045163 29 20.7 999.9 30 4.0 6.0 999 9999.9 1018.0 99.9 0.3 3.0 20251990000045164 49 24.7 999.9 999 6.0 8.0 999 9999.9 9999.9 24.5 0.7 4.0 20251990000045168 49 18.7 14.4 320 7.0 9.0 999 9999.9 1019.2 23.7 1.3 5.0 20251990000045174 49 19.0 999.9 20 8.0 11.0 999 9999.9 1020.8 99.9 1.1 6.0 20251990000045176 09 25.2 20.7 320 5.0 7.0 999 9999.9 1015.2 25.9 0.7 4.0 20251990000045186 19 18.6 999.9 320 8.0 10.0 999 9999.9 9999.9 21.3 0.9 7.0 20251990000045187 49 18.3 999.9 330 6.0 8.0 999 9999.9 9999.9 20.4 1.0 4.0 20251990000045194 49 20.1 999.9 999 99.9 99.9 999 9999.9 9999.9 20.2 0.3 3.0 20251990000045196 19 25.2 20.7 999 5.0 7.0 999 9999.9 1015.3 25.8 0.6 3.0 20251990000045198 49 19.4 15.4 10 8.0 10.0 999 9999.9 1019.2 21.6 0.9 4.0 20251990000045201 09 82.8 19.3 999 6.0 8.0 999 9999.9 1017.9 22.6 0.5 4.0 20251990000045209 09 18.3 16.3 20 9.0 12.0 999 9999.9 1018.0 20.8 1.5 5.0 202519900001APNM4 29 19.5 999.9 330 5.1 6.2 999 9999.9 9999.9 99.9 99.9 99.9 202519900001BARN6 49 23.3 999.9 290 8.7 10.8 999 9999.9 1015.6 99.9 99.9 99.9 202519900001CBLO1 49 999.9 999.9 310 3.6 99.9 999 9999.9 9999.9 99.9 99.9 99.9 202519900001CHII2 19 21.7 19.5 20 9.3 10.8 999 9999.9 9999.9 99.9 99.9 99.9 202519900001CLSM4 39 23.1 999.9 300 3.1 5.1 999 9999.9 1017.6 99.9 99.9 99.9 202519900001CYGM4 29 19.2 7.9 330 5.1 7.7 999 9999.9 1017.0 99.9 99.9 99.9 202519900001DBLN6 49 22.7 999.9 290 9.3 9.8 999 9999.9 1014.0 99.9 99.9 99.9 202519900001DISW3 09 18.0 9.6 200 2.6 3.1 999 9999.9 1019.1 99.9 99.9 99.9 202519900001HHLO1 49 25.1 999.9 330 10.3 13.9 999 9999.9 9999.9 99.9 99.9 99.9 202519900001MCYI3 19 19.2 19.0 10 8.7 9.3 999 9999.9 1017.3 99.9 99.9 99.9 202519900001MKGM4 19 17.3 14.5 340 4.1 4.6 999 9999.9 1018.4 99.9 99.9 99.9 202519900001MLWW3 19 17.7 999.9 40 4.6 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202519900001OLCN6 59 22.3 999.9 290 10.8 14.4 999 9999.9 1013.5 99.9 99.9 99.9 202519900001PILM4 09 999.9 999.9 260 7.7 8.2 999 9999.9 1018.1 99.9 99.9 99.9 202519900001ROAM4 09 13.7 999.9 220 7.7 8.2 999 9999.9 1019.8 99.9 99.9 99.9 202519900001RPRN6 59 23.3 999.9 300 11.8 15.9 999 9999.9 1003.7 99.9 99.9 99.9 202519900001SBIO1 49 24.2 999.9 320 9.3 9.8 999 9999.9 1016.0 99.9 99.9 99.9 202519900001SBLM4 29 999.9 999.9 30 6.2 6.7 999 9999.9 9999.9 99.9 99.9 99.9 202519900001SGNW3 19 17.3 999.9 40 2.6 2.6 999 9999.9 1020.0 99.9 99.9 99.9 202519900001THLO1 49 23.2 18.0 310 8.7 9.8 999 9999.9 1016.2 99.9 99.9 99.9 202519900001TWCO1 49 23.4 19.0 999 99.9 99.9 999 9999.9 9999.9 26.5 99.9 99.9 202519900001YGNN6 59 22.5 999.9 280 9.3 10.8 999 9999.9 1014.2 99.9 99.9 99.9 202519900003WC5932 9 20.8 17.4 30 8.2 99.9 999 9999.9 9999.9 99.9 99.9 99.9 41.60 87.10 202519900003WDB9821 9 16.9 999.9 310 9.3 99.9 0 9999.9 1018.5 99.9 1.0 4.0 45.20 83.20 202519900003WDB9821 9 16.9 999.9 310 9.3 99.9 0 9999.9 1018.5 99.9 99.9 99.9 45.20 83.20 202519900003WDE3568 9 24.1 999.9 310 4.6 99.9 999 9999.9 1017.5 99.9 0.0 99.9 41.80 83.10 202519900003WDE3568 9 24.1 999.9 310 4.6 99.9 999 9999.9 1017.5 99.9 99.9 99.9 41.80 83.10 202519900003WDH8351 9 21.3 999.9 360 4.6 99.9 0 9999.9 1019.9 15.8 0.0 4.0 44.70 86.30 202519900003WXY6216 9 14.7 14.7 240 6.7 99.9 999 9999.9 9999.9 99.9 99.9 99.9 47.60 88.90 202519900006WCJ 09 14.0 8.0 220 1.5 99.9 999 9999.9 1018.5 99.9 99.9 99.9 202519900006WGD 29 16.0 13.0 10 4.1 10.8 999 9999.9 9999.9 99.9 99.9 99.9 202519900006WKK 09 21.0 9.0 230 1.0 99.9 999 9999.9 1016.6 99.9 99.9 99.9 202519900006WNC 59 21.0 14.0 310 4.1 9.8 999 9999.9 9999.9 99.9 99.9 99.9 202519900006WNZ 09 18.0 10.0 250 1.0 99.9 999 9999.9 1014.7 99.9 99.9 99.9 202519900006WQP 59 22.0 17.0 280 11.8 17.5 999 9999.9 9999.9 99.9 99.9 99.9 202519900006WWB 59 21.0 15.0 280 4.6 9.8 999 9999.9 9999.9 99.9 99.9 99.9 202519900006WWZ 59 22.0 18.0 290 9.3 12.3 999 9999.9 9999.9 99.9 99.9 99.9 202519900006XCA 09 999.9 999.9 290 1.0 99.9 999 9999.9 1016.9 99.9 99.9 99.9 202519900006XDI 49 999.9 999.9 340 4.6 99.9 999 9999.9 1015.8 99.9 99.9 99.9 202519900006XHA 49 999.9 999.9 300 2.6 99.9 999 9999.9 1016.8 99.9 99.9 99.9 202519900006XHM 59 999.9 999.9 300 3.1 99.9 999 9999.9 1015.1 99.9 99.9 99.9 202519900006XPC 29 999.9 999.9 999 99.9 99.9 999 9999.9 1015.4 99.9 99.9 99.9 202519900006XTO 59 999.9 999.9 999 99.9 99.9 999 9999.9 1014.3 99.9 99.9 99.9 202519900006YAM 09 16.0 10.0 320 5.7 99.9 25 9999.9 1018.9 99.9 99.9 99.9 202519900006YCK 49 21.0 17.0 20 7.2 99.9 100 9999.9 1016.4 99.9 99.9 99.9 202519900006YGK 59 23.0 17.0 290 5.7 99.9 75 9999.9 1009.7 99.9 99.9 99.9 202519900006YHM 59 20.0 15.0 280 4.6 99.9 75 9999.9 1015.1 99.9 99.9 99.9 202519900006YLD 09 16.0 12.0 999 1.0 99.9 75 9999.9 1017.9 99.9 99.9 99.9 202519900006YPQ 59 18.0 15.0 270 5.1 99.9 100 9999.9 1012.7 99.9 99.9 99.9 202519900006YQA 69 15.0 12.0 350 7.7 99.9 100 9999.9 1014.2 99.9 99.9 99.9 202519900006YQG 39 23.0 16.0 320 4.6 99.9 100 9999.9 1017.1 99.9 99.9 99.9 202519900006YQT 09 23.0 8.0 330 3.1 99.9 50 9999.9 1017.3 99.9 99.9 99.9 202519900006YSB 29 16.0 7.0 350 2.6 99.9 999 9999.9 1016.7 99.9 99.9 99.9 202519900006YSN 59 22.0 16.0 300 6.2 99.9 75 9999.9 1013.9 99.9 99.9 99.9 202519900006YTR 59 22.0 16.0 270 5.7 99.9 100 9999.9 1011.0 99.9 99.9 99.9 202519900006YTR 59 22.0 16.0 270 5.7 99.9 100 9999.9 9999.9 99.9 99.9 99.9 202519900006YTZ 59 20.0 15.0 330 6.2 99.9 100 9999.9 1014.0 99.9 99.9 99.9 202519900006YVV 69 16.0 12.0 10 3.1 99.9 75 9999.9 1016.8 99.9 99.9 99.9 202519900006YXU 49 17.0 15.0 330 5.1 99.9 100 9999.9 1017.2 99.9 99.9 99.9 202519900006YXU 49 999.9 999.9 330 5.1 99.9 100 9999.9 9999.9 99.9 99.9 99.9 202519900006YXZ 09 14.0 9.0 220 4.1 99.9 75 9999.9 1018.4 99.9 99.9 99.9 202519900051CYGM4 29 19.2 7.5 330 5.1 8.7 999 9999.9 1017.0 99.9 99.9 99.9 20251990010045022 19 999.9 999.9 999 4.0 5.0 999 9999.9 1019.2 19.7 0.3 4.0 20251990010045024 19 13.2 999.9 10 4.0 4.0 999 9999.9 1020.0 99.9 0.6 6.0 202519900101APNM4 29 19.6 999.9 330 3.1 4.6 999 9999.9 9999.9 99.9 99.9 99.9 202519900101CYGM4 29 19.1 7.4 320 4.1 6.7 999 9999.9 1017.0 99.9 99.9 99.9 202519900101MKGM4 19 17.4 14.5 330 3.1 4.1 999 9999.9 1018.7 99.9 99.9 99.9 202519900101MLWW3 19 17.7 999.9 40 4.1 5.1 999 9999.9 9999.9 99.9 99.9 99.9 202519900101TWCO1 49 23.3 19.3 999 99.9 99.9 999 9999.9 9999.9 26.5 99.9 99.9 202519900151CYGM4 29 19.0 7.7 310 4.1 5.7 999 9999.9 1018.0 99.9 99.9 99.9 202519900156ACB 19 18.0 12.0 290 2.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202519900156BAX 29 17.0 12.0 20 2.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202519900156CKC 09 17.0 9.0 0 0.0 99.9 50 9999.9 9999.9 99.9 99.9 99.9 202519900156COQ 09 19.0 8.0 0 0.0 99.9 50 9999.9 9999.9 99.9 99.9 99.9 202519900156CVX 19 18.0 12.0 280 2.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202519900156DRM 29 19.0 11.0 300 2.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202519900156DUH 49 22.0 17.0 320 2.6 99.9 50 9999.9 9999.9 99.9 99.9 99.9 202519900156DYT 09 21.0 11.0 110 2.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202519900156ERY 19 17.0 9.0 999 1.5 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202519900156ETB 19 20.0 15.0 90 1.5 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202519900156FKS 19 18.0 11.0 360 2.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202519900156HYX 29 20.0 13.0 30 3.1 99.9 100 9999.9 9999.9 99.9 99.9 99.9 202519900156ISQ 19 19.0 8.0 330 2.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202519900156LDM 19 18.0 11.0 999 2.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202519900156MCD 29 19.0 9.0 350 3.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202519900156MGC 19 18.0 15.0 20 5.1 99.9 100 9999.9 9999.9 99.9 99.9 99.9 202519900156MGN 19 19.0 8.0 290 1.5 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202519900156ONZ 49 23.0 17.0 310 4.6 99.9 100 9999.9 9999.9 99.9 99.9 99.9 202519900156OSC 29 19.0 11.0 340 2.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202519900156PHN 29 17.0 15.0 20 4.6 99.9 100 9999.9 9999.9 99.9 99.9 99.9 202519900156PZQ 29 18.0 11.0 300 2.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202519900156SJX 19 19.0 8.0 360 1.0 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202519900156SLH 29 19.0 10.0 330 2.1 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202519900156SUW 09 22.0 10.0 130 1.5 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202519900156TWM 09 22.0 12.0 220 2.6 99.9 0 9999.9 9999.9 99.9 99.9 99.9 202519900166TTF 49 22.0 17.0 340 5.1 99.9 100 9999.9 9999.9 99.9 99.9 99.9
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