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Realtime Great Lakes Weather Data and Marine Observations

 GRMM4: NWS Grand Marais MI                                  
CMAN Station
Lat: 46.68°, Lon: -85.97°
Elevation: 186 m
Anemometer Height: 9 m
Related Site: NDBC

Current Time: 0937 GMT
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

  Change Units to: English | Metric
 Enter New DOY (001-366):  Or Today (341)
 (See also Tables for determining DOY for a given date)
View multiple days of data for this station:
Select Year and Day of Year (DOY) range:
Year (4-digits):   First Day (001-366):   Last Day (001-366):  
Additional Data Archive: NDBC Historical Data

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  
202534100001GRMM4   09 999.9 999.9 300 12.1 15.0 999 9999.9 9999.9 99.9 99.9 99.9
202534100101GRMM4   09  29.8 999.9 310 12.1 99.9 999 9999.9 9999.9 99.9 99.9 99.9
202534100201GRMM4   09 999.9 999.9 220  9.9 25.1 999 9999.9 9999.9 99.9 99.9 99.9
202534100301GRMM4   09 999.9 999.9 210  9.9 13.0 999 9999.9 9999.9 99.9 99.9 99.9
202534100501GRMM4   09 999.9 999.9 220  9.9 15.0 999 9999.9 9999.9 99.9 99.9 99.9
202534101001GRMM4   09 999.9 999.9 240  8.0 14.0 999 9999.9 9999.9 99.9 99.9 99.9
202534101101GRMM4   09 999.9 999.9 240  9.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9
202534101201GRMM4   09 999.9 999.9 230  9.9 13.0 999 9999.9 9999.9 99.9 99.9 99.9
202534101301GRMM4   09 999.9 999.9 230 11.1 13.0 999 9999.9 9999.9 99.9 99.9 99.9
202534101401GRMM4   09 999.9 999.9 210  8.9 14.0 999 9999.9 9999.9 99.9 99.9 99.9
202534101501GRMM4   09 999.9 999.9 220  8.0 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202534102001GRMM4   09 999.9 999.9 220 12.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9
202534102101GRMM4   09 999.9 999.9 220  9.9 14.0 999 9999.9 9999.9 99.9 99.9 99.9
202534102201GRMM4   09 999.9 999.9 230  9.9 13.0 999 9999.9 9999.9 99.9 99.9 99.9
202534102301GRMM4   09 999.9 999.9 220  8.9 15.0 999 9999.9 9999.9 99.9 99.9 99.9
202534102401GRMM4   09 999.9 999.9 220  9.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9
202534102501GRMM4   09 999.9 999.9 230 11.1 16.9 999 9999.9 9999.9 99.9 99.9 99.9
202534103001GRMM4   09 999.9 999.9 230 13.0 18.1 999 9999.9 9999.9 99.9 99.9 99.9
202534103101GRMM4   09 999.9 999.9 230 16.9 21.0 999 9999.9 9999.9 99.9 99.9 99.9
202534103201GRMM4   09 999.9 999.9 230 15.9 21.0 999 9999.9 9999.9 99.9 99.9 99.9
202534103301GRMM4   09 999.9 999.9 230 14.0 21.0 999 9999.9 9999.9 99.9 99.9 99.9
202534103401GRMM4   09 999.9 999.9 220 13.0 19.0 999 9999.9 9999.9 99.9 99.9 99.9
202534103501GRMM4   09 999.9 999.9 220 13.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9
202534104001GRMM4   09 999.9 999.9 220 12.1 15.9 999 9999.9 9999.9 99.9 99.9 99.9
202534104101GRMM4   09 999.9 999.9 230 13.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9
202534104201GRMM4   09 999.9 999.9 220 14.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9
202534104301GRMM4   09  29.7 999.9 220 13.0 99.9 999 9999.9 9999.9 99.9 99.9 99.9
202534104401GRMM4   09 999.9 999.9 230 12.1 16.9 999 9999.9 9999.9 99.9 99.9 99.9
202534104501GRMM4   09 999.9 999.9 220 13.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9
202534105001GRMM4   09 999.9 999.9 220 11.1 15.0 999 9999.9 9999.9 99.9 99.9 99.9
202534105101GRMM4   09 999.9 999.9 220 11.1 15.0 999 9999.9 9999.9 99.9 99.9 99.9
202534105201GRMM4   09 999.9 999.9 220 14.0 18.1 999 9999.9 9999.9 99.9 99.9 99.9
202534105301GRMM4   09 999.9 999.9 220 13.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9
202534105401GRMM4   09 999.9 999.9 220 13.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9
202534105501GRMM4   09 999.9 999.9 230 14.0 16.9 999 9999.9 9999.9 99.9 99.9 99.9
202534106001GRMM4   09 999.9 999.9 220 12.1 15.9 999 9999.9 9999.9 99.9 99.9 99.9
202534106101GRMM4   09 999.9 999.9 220  9.9 15.9 999 9999.9 9999.9 99.9 99.9 99.9
202534106201GRMM4   09 999.9 999.9 230  8.9 14.0 999 9999.9 9999.9 99.9 99.9 99.9
202534106301GRMM4   09 999.9 999.9 240 11.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9
202534106401GRMM4   09 999.9 999.9 230 14.0 15.0 999 9999.9 9999.9 99.9 99.9 99.9
202534106501GRMM4   09 999.9 999.9 230  9.9 15.0 999 9999.9 9999.9 99.9 99.9 99.9
202534107001GRMM4   09 999.9 999.9 240 11.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9
202534107101GRMM4   09 999.9 999.9 240  9.9 14.0 999 9999.9 9999.9 99.9 99.9 99.9
202534107201GRMM4   09 999.9 999.9 230  8.0 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202534107301GRMM4   09 999.9 999.9 220  9.9 13.0 999 9999.9 9999.9 99.9 99.9 99.9
202534107401GRMM4   09 999.9 999.9 230  8.9 13.0 999 9999.9 9999.9 99.9 99.9 99.9
202534107501GRMM4   09 999.9 999.9 220  8.9 13.0 999 9999.9 9999.9 99.9 99.9 99.9
202534108001GRMM4   09 999.9 999.9 230 13.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9
202534108101GRMM4   09 999.9 999.9 220 11.1 15.0 999 9999.9 9999.9 99.9 99.9 99.9
202534108201GRMM4   09 999.9 999.9 220 11.1 15.9 999 9999.9 9999.9 99.9 99.9 99.9
202534108301GRMM4   09 999.9 999.9 220 12.1 15.0 999 9999.9 9999.9 99.9 99.9 99.9
202534108401GRMM4   09 999.9 999.9 220 11.1 14.0 999 9999.9 9999.9 99.9 99.9 99.9
202534108501GRMM4   09 999.9 999.9 220 14.0 15.9 999 9999.9 9999.9 99.9 99.9 99.9
  New Graph (click on parameter):                                      
  at | dp | wd | ws | wg | cc | sr | bp | wt | wvh | wvp
google chart
  [every 2nd value plotted]
53 matching elements
0.018 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
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