Station Overview Station Location
Station Number WY-TT-13 Latitude 43.537
Station Name Jackson 5.3 NW Longitude -110.825
County Teton Elevation (ft) 6217



Month 30 Yr Avg by PRISM Total Prcp Sum Days Covered By All Observations Daily Prcp Sum Daily Observation Count Multiday Prcp Sum Days Covered by Multiday Observations Multiday Observation Count Days With Prcp Days With Trace Total Snowfall Days With Snowfall Days With Snow On Ground
Oct 10 1.44 1.52 1 1.52 1 0.00 0 0 1 0 1.8 1 0
Nov 10 2.59 1.23 5 1.23 5 0.00 0 0 3 0 16.2 3 4
Dec 10 2.87 3.68 24 3.68 24 0.00 0 0 13 0 56.2 13 24
Jan 11 2.73 1.57 21 1.57 21 0.00 0 0 11 0 28.5 11 21
Feb 11 2.12 0.85 8 0.85 8 0.00 0 0 5 0 11.8 5 8
March 11 2.22 1.55 6 1.55 6 0.00 0 0 5 0 20.0 5 6
April 11 2.02 1.26 4 1.26 4 0.00 0 0 4 0 18.3 4 4
May 11 2.04 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 11 1.39 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 11 1.05 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 11 1.13 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 11 1.32 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 22.92" 11.66" 69 days 11.66" 69 0.00" 0 days 0 42 days 0 days 152.8" 42 days 67 days



Days in Water Year Cell Color Key
        Daily Observation with Prcp         Missing Day
        Multiday Observation         Daily/Multiday Observation Conflict

Day of Year Daily Prcp Multiday Prcp
10/1/2010
10/2/2010
10/3/2010
10/4/2010
10/5/2010
10/6/2010
10/7/2010
10/8/2010
10/9/2010
10/10/2010
10/11/2010
10/12/2010
10/13/2010
10/14/2010
10/15/2010
10/16/2010
10/17/2010
10/18/2010
10/19/2010
10/20/2010
10/21/2010
10/22/2010
10/23/2010
10/24/2010
10/25/2010 1.52
10/26/2010
10/27/2010
10/28/2010
10/29/2010
10/30/2010
10/31/2010
11/1/2010
11/2/2010
11/3/2010
11/4/2010
11/5/2010
11/6/2010
11/7/2010
11/8/2010
11/9/2010
11/10/2010
11/11/2010
11/12/2010
11/13/2010
11/14/2010
11/15/2010
11/16/2010
11/17/2010
11/18/2010
11/19/2010
11/20/2010
11/21/2010
11/22/2010
11/23/2010 0.68
11/24/2010 0.31
11/25/2010
11/26/2010
11/27/2010
11/28/2010 0.24
11/29/2010 0.00
11/30/2010 0.00
12/1/2010 0.10
12/2/2010 0.21
12/3/2010
12/4/2010
12/5/2010
12/6/2010 0.00
12/7/2010 0.45
12/8/2010 0.00
12/9/2010 0.10
12/10/2010 0.06
12/11/2010 0.00
12/12/2010
12/13/2010 0.00
12/14/2010
12/15/2010 0.06
12/16/2010
12/17/2010 0.00
12/18/2010 0.00
12/19/2010 0.49
12/20/2010 0.81
12/21/2010 0.00
12/22/2010 0.06
12/23/2010 0.48
12/24/2010 0.00
12/25/2010
12/26/2010 0.00
12/27/2010 0.00
12/28/2010 0.02
12/29/2010 0.62
12/30/2010 0.22
12/31/2010 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2011 0.06
1/2/2011 0.00
1/3/2011 0.21
1/4/2011 0.00
1/5/2011 0.06
1/6/2011 0.00
1/7/2011 0.00
1/8/2011 0.00
1/9/2011
1/10/2011 0.02
1/11/2011 0.05
1/12/2011 0.00
1/13/2011 0.13
1/14/2011
1/15/2011
1/16/2011 0.10
1/17/2011
1/18/2011 0.00
1/19/2011 0.62
1/20/2011 0.00
1/21/2011
1/22/2011 0.22
1/23/2011
1/24/2011 0.04
1/25/2011 0.06
1/26/2011 0.00
1/27/2011
1/28/2011
1/29/2011
1/30/2011
1/31/2011 0.00
2/1/2011 0.00
2/2/2011 0.00
2/3/2011
2/4/2011
2/5/2011 0.10
2/6/2011
2/7/2011 0.15
2/8/2011
2/9/2011
2/10/2011
2/11/2011
2/12/2011
2/13/2011
2/14/2011
2/15/2011
2/16/2011 0.00
2/17/2011
2/18/2011
2/19/2011
2/20/2011 0.41
2/21/2011
2/22/2011 0.06
2/23/2011
2/24/2011 0.13
2/25/2011
2/26/2011
2/27/2011
2/28/2011
3/1/2011
3/2/2011
3/3/2011 0.36
3/4/2011
3/5/2011
3/6/2011 0.43
3/7/2011
3/8/2011 0.18
3/9/2011
3/10/2011
3/11/2011
3/12/2011
3/13/2011
3/14/2011
3/15/2011
3/16/2011
3/17/2011
3/18/2011
3/19/2011
3/20/2011
3/21/2011
3/22/2011
3/23/2011
3/24/2011
3/25/2011
3/26/2011
3/27/2011 0.29
3/28/2011 0.00
3/29/2011
3/30/2011 0.29
3/31/2011
Day of YearDaily PrcpMultiday Prcp
4/1/2011
4/2/2011
4/3/2011
4/4/2011
4/5/2011 0.19
4/6/2011
4/7/2011 0.69
4/8/2011
4/9/2011 0.33
4/10/2011
4/11/2011
4/12/2011
4/13/2011
4/14/2011 0.05
4/15/2011
4/16/2011
4/17/2011
4/18/2011
4/19/2011
4/20/2011
4/21/2011
4/22/2011
4/23/2011
4/24/2011
4/25/2011
4/26/2011
4/27/2011
4/28/2011
4/29/2011
4/30/2011
5/1/2011
5/2/2011
5/3/2011
5/4/2011
5/5/2011
5/6/2011
5/7/2011
5/8/2011
5/9/2011
5/10/2011
5/11/2011
5/12/2011
5/13/2011
5/14/2011
5/15/2011
5/16/2011
5/17/2011
5/18/2011
5/19/2011
5/20/2011
5/21/2011
5/22/2011
5/23/2011
5/24/2011
5/25/2011
5/26/2011
5/27/2011
5/28/2011
5/29/2011
5/30/2011
5/31/2011
6/1/2011
6/2/2011
6/3/2011
6/4/2011
6/5/2011
6/6/2011
6/7/2011
6/8/2011
6/9/2011
6/10/2011
6/11/2011
6/12/2011
6/13/2011
6/14/2011
6/15/2011
6/16/2011
6/17/2011
6/18/2011
6/19/2011
6/20/2011
6/21/2011
6/22/2011
6/23/2011
6/24/2011
6/25/2011
6/26/2011
6/27/2011
6/28/2011
6/29/2011
6/30/2011
Day of YearDaily PrcpMultiday Prcp
7/1/2011
7/2/2011
7/3/2011
7/4/2011
7/5/2011
7/6/2011
7/7/2011
7/8/2011
7/9/2011
7/10/2011
7/11/2011
7/12/2011
7/13/2011
7/14/2011
7/15/2011
7/16/2011
7/17/2011
7/18/2011
7/19/2011
7/20/2011
7/21/2011
7/22/2011
7/23/2011
7/24/2011
7/25/2011
7/26/2011
7/27/2011
7/28/2011
7/29/2011
7/30/2011
7/31/2011
8/1/2011
8/2/2011
8/3/2011
8/4/2011
8/5/2011
8/6/2011
8/7/2011
8/8/2011
8/9/2011
8/10/2011
8/11/2011
8/12/2011
8/13/2011
8/14/2011
8/15/2011
8/16/2011
8/17/2011
8/18/2011
8/19/2011
8/20/2011
8/21/2011
8/22/2011
8/23/2011
8/24/2011
8/25/2011
8/26/2011
8/27/2011
8/28/2011
8/29/2011
8/30/2011
8/31/2011
9/1/2011
9/2/2011
9/3/2011
9/4/2011
9/5/2011
9/6/2011
9/7/2011
9/8/2011
9/9/2011
9/10/2011
9/11/2011
9/12/2011
9/13/2011
9/14/2011
9/15/2011
9/16/2011
9/17/2011
9/18/2011
9/19/2011
9/20/2011
9/21/2011
9/22/2011
9/23/2011
9/24/2011
9/25/2011
9/26/2011
9/27/2011
9/28/2011
9/29/2011
9/30/2011



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/25/2010 9:00 AM 1.52 1.8 M M M heavy steady rain changing to snow in the wee hours of morning.
11/23/2010 9:00 AM 0.68 8.4 0.68 16.0 M back on line after long absence. Big storm in the tetons for Nov. low last nite 18.4, high 24. visibility 1/4 mile in wind and snow. The chickens not happy.
11/24/2010 8:00 AM 0.31 4.0 0.29 15.0 M
11/28/2010 8:00 AM 0.24 3.8 0.24 17.0 M
11/29/2010 8:00 AM 0.00 0.0 M M M -6 overnite with a high of 29 yesterday. Airport reading was +9. We live in a cold hole. My truck recorded -6 as well and by the time I got to town it was +7.We are Wilson Hole, a colder hole than Jackson Hole.
11/30/2010 8:00 AM 0.00 0.0 0.00 15.0 M Cold over night -15.3 about 2 am but had warmed up to -12 by 6am. High yesterday was a balmy 26. Spectacular clear weather with the Tetons seemingly 100 ft away.
12/1/2010 8:00 AM 0.10 1.4 0.10 16.0 M light fine snow
12/2/2010 9:00 AM 0.21 3.0 0.21 15.0 M Light wet snow. Warming temps 32 deg @ observation. Mountains obscured by snow showers.
12/6/2010 8:00 AM 0.00 0.0 0.00 15.0 M
12/7/2010 8:00 AM 0.45 5.4 0.45 19.5 M Surprisingly heavy snow yesterday. Our site rcvd more than the mountain, a rarity.
12/8/2010 8:00 AM 0.00 0.0 M 18.5 M
12/9/2010 8:00 AM 0.10 1.0 0.10 19.0 M light snow yesterday ending overnite.
12/10/2010 8:00 AM 0.06 3.8 0.06 18.0 M light snow starting this morning, blustery winds,temp 32. High yesterday 35, low 28. Winter storm warning in effect but not much yet.
12/11/2010 8:00 AM 0.00 0.0 0.00 18.0 M NOAA really blew their winter storm warning. Lots of wind, trace of snow. High 34 here yesterday. 3 degrees this morning
12/13/2010 8:00 AM 0.00 0.0 0.00 16.0 M Big thaw underway. snow pack slumping.Zonal flow from the Pacific. High of 42 yesterday and 37 overnight. Weather forecasts remain flawed.
12/15/2010 8:00 AM 0.06 0.5 0.06 15.0 M mixed rain and snow yesterday. Winter storm warning again.....NOT here. 23 degrees at daybreak and clear. The ski mountain picked up 11" in the past 24 hr.Temps should plummet tonite.
12/17/2010 8:00 AM 0.00 0.0 0.00 15.0 M -14 overnite. clear.
12/18/2010 8:00 AM 0.00 0.0 0.00 15.0 0.00 few flakes overnite. light snow starting to fall.
12/19/2010 9:00 AM 0.49 7.0 0.49 22.0 M 3" up to 5 am had fallen but snofall began in earnest at 6 am and has been falling @1"/hour or better.Minimal wind. 25 degrees.
12/20/2010 8:00 AM 0.81 11.0 0.81 31.0 M 2nd day of decent snow. 11" past 24 hrs, 18" past 48. The mountain is now over 200" for the year. good start to winter which is nigh. 21 degrees this morning with wind overnite blowing up a few mild drifts.
12/21/2010 8:00 AM 0.00 0.0 0.00 29.0 M +3 at obs time. no recent snow. calm
12/22/2010 8:00 AM 0.06 0.8 0.06 28.5 M dry light snow. low overnite 15. High yesterday 24.
12/23/2010 8:00 AM 0.48 5.0 0.48 31.0 M surprising amount of overnight snow from our Phillips Pass snow machine:5" of pixie dust when only 1 or 2 was predicted. Beautiful sunny day which looks to be a warm one.
12/24/2010 8:00 AM 0.00 0.0 M 29.0 M sunny and warm yesterday with a high of 37 and a low of 0. Looks to repeat for the next few days at least. snowpack settled a bit. we are 30% above normal for snowpack.
12/26/2010 8:00 AM 0.00 0.0 M 29.0 M Clear and cold with a low of -12 at midnight and a high of 15 yesterday. The cross country skiing was stupendous.
12/27/2010 8:00 AM 0.00 0.0 M 28.0 M Low yesterday was 23 and a high of 27. Windy this morning with a falling barometer. snow may be in the picture.
12/28/2010 8:00 AM 0.02 0.3 0.02 27.5 M light overnite dusting. the mountain managed 5". 22 degrees.
12/29/2010 8:00 AM 0.62 12.0 0.62 34.0 M heavy fluffy snow
12/30/2010 8:00 AM 0.22 5.0 0.22 36.0 M low 3, high 29. heavy snowfall the past 2 days
12/31/2010 8:00 AM 0.00 0.0 0.00 34.0 M spectacularly clear calm morning.-8 with a low of -9 @6am and a high of 17 yesterday. Will be a cold one tonite.
1/1/2011 8:00 AM 0.06 0.8 0.06 32.5 M high of 9 yesterday and low of -21 about 10 pm but obs time up to -3 with light fine grained snow .
1/2/2011 8:00 AM 0.00 0.0 M 31.5 M -24 overnite, hi of +7 yesterday. clear skies. -15 @ reporting time.
1/3/2011 8:00 AM 0.21 4.0 0.21 33.8 M -13 overnite. -10 @ obs time. light snow all day yesterday.
1/4/2011 8:00 AM 0.00 0.0 M 32.5 M remains chilly and sunny and gorgeous. -23 at midnite.
1/5/2011 9:00 AM 0.06 1.9 0.06 33.0 M
1/6/2011 8:00 AM 0.00 0.0 M 32.0 M low of 10, high of 26 yesterday. Thinning cloud layer
1/7/2011 8:00 AM 0.00 0.0 M 30.5 M hi yesterday 32, low 14, calm. 21 @ obs time. snow pack dropping but much less firewood being burned,
1/8/2011 8:00 AM 0.00 0.0 M 30.0 M Glass dropping and temp warming:31 deg @ obs time. Low of 14 and high of 32 yesterday. no snow yet.
1/10/2011 8:00 AM 0.02 0.4 0.02 29.0 M high yesterday was +20 and the low -21 @3 am. It was -8 @ obs time. light snowfall
1/11/2011 8:00 AM 0.05 0.8 0.05 29.5 M Low of 4 deg overnite with light snow.
1/12/2011 8:00 AM 0.00 0.0 M 29.0 M cloudy with a snow sky. snowing lightly in the mts. no snow overnite.
1/13/2011 8:00 AM 0.13 1.8 0.13 30.5 M light snow, warming, calm but much of WY under a high wind warning. Nice to have these big mountains around us.
1/16/2011 8:00 AM 0.10 1.5 0.10 29.0 M Ongoing January thaw. wet snow, drippy roofs, gloomy sky but no wind.
1/18/2011 8:00 AM 0.00 0.0 M 26.5 M
1/19/2011 8:00 AM 0.62 11.5 0.62 36.5 M light fluffy stuff most of the night. high yesterday 34, low 14 @obs time. skies clearing.
1/20/2011 8:00 AM 0.00 0.0 M 35.0 M -16 overnite high of 30 yesterday. beautiful day.
1/22/2011 7:00 AM 0.22 3.6 0.22 33.5 M windy and light snow overnite
1/24/2011 8:00 AM 0.04 0.7 0.04 31.5 M beautiful morning. -4 overnite, -2 at observation time. High of 26 yesterday. LIght dusting ovgernite.
1/25/2011 8:00 AM 0.06 1.5 0.06 33.0 M very light dry snow overnite. low of 5 and high of 26 yesterday. Mostly cloudy with bits of blue sky. calm.
1/26/2011 8:00 AM 0.00 0.0 M 32.0 M low of ), high of 27. Dry and calm.
1/31/2011 8:00 AM 0.00 0.0 M 30.0 M springlike sunny weather yesterday with a high of 42. Low was 20 which is the current temp. Looks like a cold 2 days coming up. NPR is calling for -20 to -40 but I suspect they mean wind chill.
2/1/2011 8:00 AM 0.00 0.0 M 30.0 M clear and calm here in the banana belt of Wyoming, only -12. It is -25 in Laramie.
2/2/2011 8:00 AM 0.00 0.0 M 30.0 M cold and clear. Low was -32.8 which the NOAA folks nailed in their prediction. -29 at obs time. My daughter @the U said Laraamie dipped to -38. Should kill a few pine beetles if it would just last a week or two that is.High yesterday was +9.
2/5/2011 8:00 AM 0.10 1.5 0.10 29.0 M
2/7/2011 8:00 AM 0.15 1.5 0.15 32.0 M
2/16/2011 8:00 AM 0.00 0.0 M 29.5 M The multiday thaw continues. High of 48 yesterday and low of 8. +9 at 8 am and clear and calm but falling glass(29.8).
2/20/2011 8:00 AM 0.41 5.5 M 34.5 M light snow past 24 hrs. Wind starting to pick up. 26 degrees.
2/22/2011 8:00 AM 0.06 1.3 0.06 34.0 M
2/24/2011 10:00 AM 0.13 2.0 M 34.5 M light steady snow.18 degrees, wind 5-12 S
3/3/2011 9:00 AM 0.36 4.0 M 37.0 M heavy wet spring snow overnite. partly sunny and 31 degrees.
3/6/2011 9:00 AM 0.43 6.0 0.43 38.0 M overnite snow.12" on the mt and half that here at the chicken farm.
3/8/2011 8:00 AM 0.18 1.5 0.18 36.0 M
3/27/2011 8:00 AM 0.29 4.0 0.29 32.5 M all this snow is starting to get old. Local moose population looking unwell. Winterkill could be high.
3/28/2011 8:00 AM 0.00 0.0 0.00 32.0 M
3/30/2011 8:00 AM 0.29 4.5 0.29 34.0 M snow continues. About 550" at the ski area and it's closing for the season soon? $92 tickets may be part of the problem. 28 deg, light wind.
4/5/2011 9:00 AM 0.19 2.5 0.19 22.0 M wet snow heavy at times with 5-10 mph wind. temp 31 deg. the big spring thaw and snow slump temporarily halted.
4/7/2011 8:00 AM 0.69 11.0 0.69 32.0 M big dump overnite. 10-12" with 11" on my snowboard.Still snowing, no wind.
4/9/2011 9:00 AM 0.33 4.0 0.33 27.0 M warm spring snows continue overnight. 31 deg, no wind.most of the valley's population is in depression and denial.
4/14/2011 8:00 AM 0.05 0.8 0.05 16.5 M light snow overnite.29 degrees



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes



Observation Date Observation Time Notes Largest Stone Size Average Stone Size Smallest Stone Size Stone Consistency Duration Minutes Durration Accuracy Damage Timing More Rain than Hail Hail Started Largest Hail Started Angle of Impact Number of Stones on Pad Distance Between Stones on Pad Depth of Stones on Ground