Wyoming Avalanche Map


"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.

Show Instructions

Select A Zone:

Avalanche Report

2023-03-20 Avalanche Danger
  • Moderate danger (9001' to 10500')
  • Moderate danger (7501' to 9000')
  • Low danger (below 7500')
a0-0e9001-10500f fff200
a0-0e7501-9000f fff200
a0-0e6000-7500f 50b848
2023-03-21 Wind Slab
  • All aspects (9001' to 10500')
a158-158e9001-10500f A200FF
2023-03-21 Persistent Slab
  • All aspects (9001' to 10500')
  • All aspects (7501' to 9000')
  • All aspects (below 7500')
a158-158e9001-10500f 0000FF
a158-158e7501-9000f 0000FF
a158-158e6000-7500f 0000FF

Issued at: Monday, March 20, 2023 5:48AM
Issued by: BTAC

2023-03-20 Avalanche Danger
  • Moderate danger (above 9001')
  • Low danger (7501' to 9000')
  • Low danger (below 7500')
a0-0e9001-20310f fff200
a0-0e7501-9000f 50b848
a0-0e6000-7500f 50b848
2023-03-21 Wind Slab
  • All aspects (above 9001')
a158-158e9001-20310f A200FF

Issued at: Monday, March 20, 2023 5:41AM
Issued by: BTAC

2023-03-20 Avalanche Danger
  • Moderate danger (above 8501')
  • Moderate danger (7501' to 8500')
  • No rating (below 7501')
a0-0e8501-20310f fff200
a0-0e7501-8500f fff200
a0-0e0-7501f 939598
2023-03-21 Persistent Slab
  • All aspects (above 8501')
  • All aspects (7501' to 8500')
a158-158e8501-20310f A200FF
a158-158e7501-8500f A200FF

Issued at: Monday, March 20, 2023 6:03AM
Issued by: BTAC

Report not available. See EWYAIX for more information.
Report not available. See EWYAIX for more information.
Report not available. See EWYAIX for more information.

Sunlight Angles

Time of day Lighting (Az/Z)
2023-03-21 07:40AM Shade 91 by 2
2023-03-21 09:10AM Shade 107 by 18
2023-03-21 10:40AM Shade 126 by 33
2023-03-21 12:10PM Shade 152 by 44
2023-03-21 01:40PM Shade 184 by 47
2023-03-21 03:10PM Shade 215 by 42
2023-03-21 04:40PM Shade 238 by 30
2023-03-21 06:10PM Shade 256 by 15
Time of day Lighting (Az/Z)
2023-03-21 07:40AM Shade 91 by 2
2023-03-21 09:10AM Shade 108 by 18
2023-03-21 10:40AM Shade 127 by 32
2023-03-21 12:10PM Shade 152 by 43
2023-03-21 01:40PM Shade 184 by 47
2023-03-21 03:10PM Shade 214 by 41
2023-03-21 04:40PM Shade 238 by 30
2023-03-21 06:10PM Shade 256 by 15
Time of day Lighting (Az/Z)
2023-03-21 07:30AM Shade 90 by 1
2023-03-21 09:00AM Shade 106 by 17
2023-03-21 10:30AM Shade 125 by 31
2023-03-21 12:00PM Shade 150 by 42
2023-03-21 01:30PM Shade 181 by 47
2023-03-21 03:00PM Shade 212 by 42
2023-03-21 04:30PM Shade 236 by 31
2023-03-21 06:00PM Shade 255 by 16
Time of day Lighting (Az/Z)
2023-03-20 07:30AM Shade 92 by 2
2023-03-20 09:00AM Shade 109 by 18
2023-03-20 10:30AM Shade 128 by 32
2023-03-20 12:00PM Shade 154 by 42
2023-03-20 01:30PM Shade 185 by 45
2023-03-20 03:00PM Shade 215 by 40
2023-03-20 04:30PM Shade 238 by 28
2023-03-20 06:00PM Shade 256 by 14
Time of day Lighting (Az/Z)
2023-03-20 07:20AM Shade 91 by 1
2023-03-20 08:50AM Shade 106 by 17
2023-03-20 10:20AM Shade 124 by 33
2023-03-20 11:50AM Shade 149 by 44
2023-03-20 01:20PM Shade 181 by 49
2023-03-20 02:50PM Shade 213 by 44
2023-03-20 04:20PM Shade 237 by 31
2023-03-20 05:50PM Shade 255 by 16
Time of day Lighting (Az/Z)
2023-03-20 07:20AM Shade 91 by 1
2023-03-20 08:50AM Shade 107 by 18
2023-03-20 10:20AM Shade 125 by 33
2023-03-20 11:50AM Shade 150 by 45
2023-03-20 01:20PM Shade 183 by 49
2023-03-20 02:50PM Shade 214 by 43
2023-03-20 04:20PM Shade 238 by 31
2023-03-20 05:50PM Shade 256 by 15

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