Upper Colorado snowpack › Upper Green › Hams Fork
Hams Fork snowpack
NRCS SNOTEL station 509 at 7,860 ft in Lincoln County, Wyoming, in the Upper Green basin, with daily records since Sep 30, 1985. Latest reading Oct 29, 2026.
Snow water equivalent
—
of the 1991–2020 median for this date · 0% of average
SWE today
0 in
median 0 in · average 0.3 in
Water-year precipitation
167%
of average since Oct 1 · 2.5 in vs. 1.5 in
Toward the normal peak
0%
of the average peak, 11.2 in around Mar 29
This water year against the normals
Water year 2027Water year 20261991–2020 median1991–2020 average
Water-year precipitation
Water year 2027Water year 20261991–2020 average
Peak snowpack by water year
Since 1986 this station's snowpack has peaked as high as 18.8 in (Mar 16, 1986) and as low as 5.9 in (Jan 28, 1988). The 1991–2020 average peak is 11.2 in around Mar 29.
| Water year | Peak SWE (in) | Peak date | % of normal peak | April 1 SWE (in) | Days of data |
|---|---|---|---|---|---|
| 2026 | 10.8 | Mar 6, 2026 | 96% | 0 | 365 |
| 2025 | 11.9 | Mar 22, 2025 | 106% | 11.2 | 365 |
| 2024 | 7.8 | Mar 14, 2024 | 70% | — | 280 |
| 2023 | 17.4 | Apr 5, 2023 | 155% | 15.8 | 365 |
| 2022 | 8.1 | Mar 13, 2022 | 72% | 6.3 | 365 |
| 2021 | 10.3 | Mar 28, 2021 | 92% | 10.2 | 365 |
| 2020 | 13 | Apr 3, 2020 | 116% | 12.7 | 366 |
| 2019 | 11 | Apr 2, 2019 | 98% | 10.7 | 365 |
| 2018 | 9.4 | Mar 29, 2018 | 84% | 9.2 | 365 |
| 2017 | 17.4 | Mar 8, 2017 | 155% | 14.3 | 365 |
| 2016 | 12.4 | Mar 30, 2016 | 111% | 12.3 | 366 |
| 2015 | 9.3 | Mar 5, 2015 | 83% | 7.1 | 365 |
| 2014 | 17.1 | Apr 6, 2014 | 153% | 16.8 | 365 |
| 2013 | 8.7 | Mar 27, 2013 | 78% | 7.4 | 365 |
| 2012 | 10.1 | Mar 9, 2012 | 90% | 6.8 | 366 |
| 2011 | 17.8 | Apr 28, 2011 | 159% | 17 | 365 |
| 2010 | 9.2 | Apr 13, 2010 | 82% | 7.3 | 365 |
| 2009 | 13.1 | Apr 16, 2009 | 117% | 11.1 | 365 |
| 2008 | 13.6 | Apr 8, 2008 | 121% | 12.7 | 366 |
| 2007 | 8.8 | Mar 9, 2007 | 79% | 7.6 | 365 |
| 2006 | 16 | Mar 31, 2006 | 143% | 16 | 365 |
| 2005 | 12.5 | Mar 31, 2005 | 112% | 12.5 | 365 |
| 2004 | 9.7 | Mar 8, 2004 | 87% | 5.8 | 366 |
| 2003 | 12 | Apr 5, 2003 | 107% | 11.9 | 365 |
| 2002 | 10.6 | Mar 19, 2002 | 95% | 9.6 | 365 |
| 2001 | 8.8 | Mar 21, 2001 | 79% | 7.3 | 365 |
| 2000 | 12.1 | Mar 26, 2000 | 108% | 11.7 | 366 |
| 1999 | 14.7 | Apr 9, 1999 | 131% | 14 | 365 |
| 1998 | 11 | Apr 5, 1998 | 98% | 10.8 | 365 |
| 1997 | 17.3 | Mar 17, 1997 | 154% | 15.9 | 365 |
| 1996 | 15.2 | Mar 26, 1996 | 136% | 14.5 | 366 |
| 1995 | 10.7 | Mar 26, 1995 | 96% | 10.5 | 365 |
| 1994 | 10.4 | Mar 22, 1994 | 93% | 10 | 365 |
| 1993 | 13.4 | Mar 17, 1993 | 120% | 11.3 | 365 |
| 1992 | 7.6 | Mar 23, 1992 | 68% | 6.3 | 366 |
| 1991 | 10.2 | Mar 29, 1991 | 91% | 9.2 | 365 |
| 1990 | 9.4 | Mar 5, 1990 | 84% | 7.3 | 365 |
| 1989 | 11.2 | Apr 2, 1989 | 100% | 11.1 | 365 |
| 1988 | 5.9 | Jan 28, 1988 | 53% | — | 276 |
| 1987 | 8.7 | Mar 27, 1987 | 78% | 8.7 | 365 |
| 1986 | 18.8 | Mar 16, 1986 | 168% | 16.3 | 365 |
Water years with fewer than 150 days of data are omitted. Data: NRCS National Water and Climate Center AWDB (station 509:WY:SNTL), pulled nightly; current-year values are provisional. Station location: 42.146, -110.6783. Other stations in the Upper Green basin are listed on the basin page.