| Date | HN24 | HN24W (SWE) | Density (%) | HST | Total | Air T | T Max | T Min | Sky | Precip | Comments |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 04/24/19 05:20 | 0 CM | 1.7 MM | 0CM | 146 CM | 4.5 C | 7.0 C | 2.0 C | Overcast | No precipitation | ||
| 04/23/19 05:22 | 0 CM | 10.4 MM | 0CM | 152 CM | 3.0 C | 12.0 C | 1.0 C | Overcast | Rain | ||
| 04/22/19 05:20 | 0 CM | 0.0 MM | 0CM | 156 CM | 1.0 C | 10.0 C | 1.0 C | Few | No precipitation | ||
| 04/21/19 05:15 | 0 CM | 28.0 MM | 0CM | 160 CM | 6.5 C | 11.0 C | 6.5 C | Broken | No precipitation | ||
| 04/20/19 05:15 | 0 CM | 16.5 MM | 0CM | 175 CM | 9.5 C | 12.0 C | 6.5 C | Overcast | Rain | ||
| 04/19/19 05:20 | Trace | 0.0 MM | 0CM | 180 CM | 11.5 C | 11.5 C | 0.0 C | Scattered | No precipitation | ||
| 04/18/19 05:15 | 0 CM | 0.0 MM | 0CM | 185 CM | 2.5 C | 5.5 C | -4.0 C | Clear | No precipitation | ||
| 04/17/19 05:14 | 0 CM | 0.0 MM | 0CM | 190 CM | -4.5 C | 5.0 C | -8.0 C | Clear | No precipitation | ||
| 04/16/19 05:56 | 0 CM | 6.3 MM | 0CM | 0 CM | 6.0 C | 8.0 C | 6.0 C | Obscured | Graupel and hail | ||
| 04/15/19 05:21 | 0 CM | 24.4 MM | 0CM | 193 CM | 1.0 C | 8.0 C | 1.0 C | Overcast | Rain | ||
| 04/14/19 05:20 | 0 CM | 0.0 MM | 0CM | 200 CM | 1.0 C | 9.0 C | 1.0 C | Clear | No precipitation | ||
| 04/13/19 05:20 | 0 CM | 0.7 MM | 0CM | 207 CM | 7.0 C | 8.5 C | -4.0 C | Overcast | No precipitation | ||
| 04/12/19 05:20 | 0 CM | 0 MM | 0CM | 219 CM | -4.0 C | 3.0 C | -10.5 C | Overcast | No precipitation | ||
| 04/11/19 05:28 | Trace | 0.9 MM | 7CM | 222 CM | -10.5 C | -6.0 C | -11.0 C | Few | No precipitation |
| Date | HN24 | HN24W (SWE) | Density (%) | HST | Total | Air T | T Max | T Min | Sky | Precip | Comments |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 04/24/19 05:52 | CM | MM | 46 CM | 5.6 C | 8.3 C | 5.6 C | Overcast | View | |||
| 04/23/19 05:52 | CM | MM | 56 CM | 3.9 C | 11.7 C | 3.9 C | Overcast | Rain | View | ||
| 04/22/19 05:53 | CM | MM | 61 CM | 6.7 C | 11.7 C | 6.7 C | Broken | ||||
| 04/21/19 05:49 | CM | MM | 71 CM | 7.3 C | 12.2 C | 7.3 C | Overcast | View | |||
| 04/20/19 05:54 | CM | MM | 94 CM | 11.1 C | 12.8 C | 7.2 C | Overcast | Rain | View | ||
| 04/19/19 06:01 | 0 CM | MM | 0CM | 112 CM | 9.5 C | 7.2 C | -2.2 C | Broken | |||
| 04/18/19 05:15 | 0 CM | 0.0 MM | 0CM | 124 CM | -0.5 C | 2.0 C | -5.5 C | Few | No precipitation | ||
| 04/17/19 05:15 | Trace | 0.0 MM | Trace | 124 CM | -4.5 C | -5,5 C | -6.0 C | Clear | No precipitation | ||
| 04/17/19 05:15 | Trace | 0.0 MM | Trace | 124 CM | -4.5 C | -5,5 C | -6.0 C | Clear | No precipitation | ||
| 04/16/19 05:15 | 2 CM | 2.0 MM | 10.0% | 2CM | 122 CM | -6.0 C | 10.0 C | -6.0 C | Overcast | Snow | |
| 04/15/19 05:15 | 0 CM | 0.0 MM | 0CM | 119 CM | 10.0 C | 10.0 C | 0.0 C | Overcast | Rain | ||
| 04/14/19 05:15 | 0 CM | 0.0 MM | 0CM | 129 CM | 0.0 C | 10.5 C | 0.0 C | Clear | No precipitation | ||
| 04/13/19 05:15 | 0 CM | 0.0 MM | 0CM | 137 CM | 7.8 C | 7.8 C | -3.9 C | Overcast | No precipitation | ||
| 04/12/19 05:15 | 0 CM | 0.0 MM | 0CM | 152 CM | -3.0 C | -1.7 C | -10.5 C | Broken | No precipitation |
| Date | HN24 | HN24W (SWE) | Density (%) | HST | Total | Air T | T Max | T Min | Sky | Precip | Comments |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 04/07/19 05:35 | 0 CM | Trace | Trace | 196 CM | 1.0 C | 2.5 C | -1.5 C | Scattered | No precipitation | ||
| 04/06/19 05:21 | 3 CM | 4.0 MM | 16% | NC | 199 CM | 0.5 C | 6.0 C | -11.0 C | Overcast | Mixed rain and snow | View |
| 04/05/19 05:35 | 0 CM | 0 MM | 0CM | 198 CM | -9.0 C | -3.5 C | -11.0 C | Clear | No precipitation | ||
| 04/04/19 05:40 | Trace | 0.5 MM | Trace | 198 CM | -8.5 C | 7.5 C | -8.5 C | Broken | No precipitation | ||
| 04/03/19 05:35 | Trace | Trace | NC | 198 CM | -4.0 C | 7.5 C | -7.5 C | Overcast | Snow | ||
| 04/02/19 06:09 | 1 CM | Trace | 1CM | 200 CM | -7.5 C | -7.5 C | -9.0 C | Clear | No precipitation | ||
| 04/01/19 05:35 | Trace | 13.8 MM | NC | 200 CM | -8.5 C | 6.0 C | -8.5 C | Overcast | Snow | ||
| 03/31/19 05:35 | 0 CM | 0.0 MM | 0CM | 206 CM | 5.5 C | 7.0 C | 0.0 C | Overcast | No precipitation | ||
| 03/30/19 05:30 | 0 CM | 1.2 MM | 0CM | 214 CM | 1.0 C | 5.0 C | -2.5 C | Broken | No precipitation | ||
| 03/29/19 05:35 | 0 CM | 1.4 MM | 0CM | 218 CM | 2.5 C | 9.5 C | C | Overcast | No precipitation | View | |
| 03/28/19 05:35 | 0 CM | 0 MM | 0CM | 220 CM | -1.0 C | 8.5 C | -13.0 C | Few | No precipitation | ||
| 03/27/19 05:35 | 0 CM | 0 MM | 0CM | 222 CM | -12.5 C | -0.5 C | -12.5 C | Clear | No precipitation | ||
| 03/26/19 06:27 | 0 CM | 0 MM | 0CM | 225 CM | -11.5 C | -1.5 C | -11.5 C | Clear | No precipitation | ||
| 03/25/19 05:40 | 3 CM | 1.6 MM | 8% | NC | 228 CM | -10.0 C | 4.5 C | -10.0 C | Overcast | Snow |
Thanks to the AMC Hermit Lake , Randolph Mountain Club Gray Knob and Harvard Cabin caretakers for taking measurements so early every morning. This information is a valuable tool in helping MWAC produce more accurate avalanche forecast. Please thank the caretakers when you see them!
This website is provided through a partnership between the White Mountain National Forest and the White Mountain Avalanche Education Foundation. The avalanche forecast applies only to backcountry areas, not operating ski areas, and describes general avalanche conditions which vary locally. The avalanche information provided is the sole responsibility of the USDA Forest Service.