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Realtime Great Lakes Weather Data and Marine Observations

 YSP: Marathon ONT                                  
Surface Airways Station
Lat: 48.75°, Lon: -86.35°
Elevation: 206 m

Current Time: 2042 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 (018)
 (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):  
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
202501813006YSP     09  -4.0  -9.4 360  6.0 99.9  25 9999.9  29.85 99.9 99.9 99.9
202501814006YSP     09  -5.8 -11.2 360  7.0 99.9  25 9999.9  29.88 99.9 99.9 99.9
202501815006YSP     09  -4.0 -11.2 360  8.9 99.9  25 9999.9  29.92 99.9 99.9 99.9
202501816006YSP     09  -5.8 -13.0 320 11.1 99.9  25 9999.9  29.95 99.9 99.9 99.9
202501817006YSP     09  -5.8 -14.8 350  8.0 99.9  25 9999.9  29.96 99.9 99.9 99.9
202501818006YSP     09  -4.0 -13.0 350  5.1 99.9  25 9999.9  29.96 99.9 99.9 99.9
202501819006YSP     09  -2.2 -13.0 310  9.9 99.9  25 9999.9  29.96 99.9 99.9 99.9
202501820006YSP     09  -2.2 -11.2 340  8.9 99.9  25 9999.9  29.97 99.9 99.9 99.9
  New Graph (click on parameter):                                      
  at | dp | wd | ws | wg | cc | sr | bp | wt | wvh | wvp
google chart
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This Web page created and maintained by Greg Lang, NOAA/GLERL,
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