New Hampshire Avalanche Map Layers


"What's the danger?" Here are autogenerated DEM Shading rules for each advisory zone that allow for quickly adding avalanche danger, problems, and sun angle layers to CalTopo maps. Reports sourced from avalanche.org.

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Select A Zone:

Presidential Range
Avalanche Report

Report not available. See MWAC for more information.

Issued at: Tuesday, May 02, 2023 7:28AM
Issued by: MWAC


Sunlight Angles

Time of day Lighting (Az/Z)
2023-05-03 05:50AM Shade 70 by 2
2023-05-03 07:20AM Shade 85 by 18
2023-05-03 08:50AM Shade 101 by 34
2023-05-03 10:20AM Shade 122 by 49
2023-05-03 11:50AM Shade 155 by 59
2023-05-03 01:20PM Shade 199 by 60
2023-05-03 02:50PM Shade 234 by 51
2023-05-03 04:20PM Shade 256 by 36
2023-05-03 05:50PM Shade 273 by 20
2023-05-03 07:20PM Shade 288 by 4

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