ICE PHENOLOGY SUMMARY, 2007-2008
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LOCATION: HEALY, ALASKA ROUGH SCHEMATIC OF THE SITE AND/OR STANDARD IMAGES (Across, Down and Up views) |
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BASIC DESCRIPTION OF THE SITE |
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| Latitude/Longitude: | 63.8546°N, 148.9558°W |
| Elevation: | 393.2 m |
| Estimated Mean Length: | ~600 m (field of view) |
| Estimated Mean Width: | ~100 m |
| Estimated Mean Water Depth: | unknown |
ICE PHENOLOGY MILESTONES |
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| Freeze-up | YY/MM/DD |
| Date of first overnight air temperature below 0°C: | 070917 |
| Date of mean daily air temperature below 0°C: | 071003 |
| Date of first maximum daily air temperature below 0°C: | 071003 |
| Date of first snow: | 070925 |
| Date of first appearance of ice: | ~071006 |
| Date of 100% ice cover: | ~080101 |
| Break-up | YY/MM/DD |
| Date of first daytime air temperature above 0°C: | 080418 |
| Date of first mean daytime air temperature above 0°C: | 080419 |
| Date of first minimum daily air temperature above 0°C: | 080420 |
| Date of complete disappearance of snow on ice: | 080502 |
| Date of 0% ice cover: | 080517 |
The meteorological data are taken from the airstrip at
Healy (PAHV) which is posted on the Weather Underground.
See a summary of the winter 2007 freeze-up data.
See a summary of the spring 2008 break-up data.
