Station Overview Station Location
Station Number WY-FM-25 Latitude 42.54277778
Station Name Lander 34.1 SE Longitude -108.1811111
County Fremont Elevation (ft) 6544



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 1.09 0.44 5 0.44 5 0.00 0 0 5 0 0.0 0 0
Nov 10 0.71 1.49 5 1.49 5 0.00 0 0 5 0 13.8 4 3
Dec 10 0.42 1.03 8 1.03 8 0.00 0 0 6 0 19.0 5 1
Jan 11 0.36 0.35 8 0.35 8 0.00 0 0 7 0 11.6 6 0
Feb 11 0.61 1.33 9 1.33 9 0.00 0 0 7 0 25.3 7 0
March 11 0.92 0.44 5 0.44 5 0.00 0 0 5 0 8.9 5 0
April 11 1.70 0.87 10 0.87 10 0.00 0 0 8 0 12.0 3 0
May 11 2.01 4.82 15 4.82 15 0.00 0 0 14 0 12.4 3 0
June 11 1.26 0.32 6 0.32 6 0.00 0 0 6 0 0.0 0 0
July 11 0.80 0.18 4 0.18 4 0.00 0 0 4 0 0.0 0 0
Aug 11 0.61 0.16 4 0.16 4 0.00 0 0 3 0 0.0 0 0
Sept 11 1.00 0.68 6 0.68 6 0.00 0 0 6 0 0.0 0 0
Water Year Totals: 11.49" 12.11" 85 days 12.11" 85 0.00" 0 days 0 76 days 0 days 103.0" 33 days 4 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 0.13
10/8/2010 0.17
10/9/2010 0.03
10/10/2010
10/11/2010
10/12/2010 0.02
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 0.09
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 0.12
11/10/2010
11/11/2010
11/12/2010
11/13/2010
11/14/2010
11/15/2010
11/16/2010 0.01
11/17/2010 0.06
11/18/2010
11/19/2010
11/20/2010
11/21/2010 1.00
11/22/2010
11/23/2010
11/24/2010
11/25/2010
11/26/2010
11/27/2010
11/28/2010
11/29/2010 0.30
11/30/2010
12/1/2010
12/2/2010
12/3/2010
12/4/2010
12/5/2010
12/6/2010
12/7/2010 0.30
12/8/2010
12/9/2010
12/10/2010
12/11/2010
12/12/2010
12/13/2010
12/14/2010
12/15/2010 0.11
12/16/2010 0.00
12/17/2010
12/18/2010 0.00
12/19/2010 0.25
12/20/2010 0.06
12/21/2010
12/22/2010
12/23/2010
12/24/2010
12/25/2010
12/26/2010
12/27/2010
12/28/2010
12/29/2010
12/30/2010 0.25
12/31/2010 0.06
Day of YearDaily PrcpMultiday Prcp
1/1/2011
1/2/2011
1/3/2011
1/4/2011
1/5/2011
1/6/2011
1/7/2011
1/8/2011
1/9/2011 0.05
1/10/2011 0.02
1/11/2011
1/12/2011
1/13/2011
1/14/2011
1/15/2011
1/16/2011
1/17/2011
1/18/2011
1/19/2011 0.03
1/20/2011 0.02
1/21/2011
1/22/2011 0.00
1/23/2011
1/24/2011 0.18
1/25/2011
1/26/2011 0.01
1/27/2011
1/28/2011
1/29/2011
1/30/2011
1/31/2011 0.04
2/1/2011 0.03
2/2/2011 0.00
2/3/2011
2/4/2011
2/5/2011 0.13
2/6/2011 0.61
2/7/2011
2/8/2011 0.03
2/9/2011 0.00
2/10/2011
2/11/2011
2/12/2011
2/13/2011
2/14/2011
2/15/2011
2/16/2011
2/17/2011
2/18/2011
2/19/2011
2/20/2011 0.22
2/21/2011
2/22/2011
2/23/2011
2/24/2011
2/25/2011 0.03
2/26/2011 0.28
2/27/2011
2/28/2011
3/1/2011
3/2/2011 0.10
3/3/2011
3/4/2011
3/5/2011
3/6/2011
3/7/2011 0.04
3/8/2011 0.23
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 0.01
3/26/2011
3/27/2011
3/28/2011
3/29/2011 0.06
3/30/2011
3/31/2011
Day of YearDaily PrcpMultiday Prcp
4/1/2011
4/2/2011
4/3/2011 0.01
4/4/2011
4/5/2011
4/6/2011
4/7/2011
4/8/2011 0.00
4/9/2011 0.01
4/10/2011 0.22
4/11/2011
4/12/2011
4/13/2011 0.00
4/14/2011 0.01
4/15/2011 0.33
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 0.23
4/28/2011
4/29/2011 0.03
4/30/2011 0.03
5/1/2011
5/2/2011
5/3/2011 0.01
5/4/2011 0.01
5/5/2011
5/6/2011 0.00
5/7/2011
5/8/2011
5/9/2011 0.01
5/10/2011 0.01
5/11/2011 0.01
5/12/2011
5/13/2011
5/14/2011
5/15/2011
5/16/2011
5/17/2011 0.10
5/18/2011 0.07
5/19/2011 0.70
5/20/2011 2.01
5/21/2011 0.35
5/22/2011
5/23/2011
5/24/2011 0.10
5/25/2011 0.18
5/26/2011
5/27/2011
5/28/2011
5/29/2011 0.75
5/30/2011 0.51
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 0.01
6/20/2011 0.20
6/21/2011 0.06
6/22/2011 0.01
6/23/2011 0.03
6/24/2011 0.01
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 0.04
7/6/2011 0.01
7/7/2011
7/8/2011
7/9/2011
7/10/2011
7/11/2011 0.01
7/12/2011
7/13/2011
7/14/2011
7/15/2011
7/16/2011
7/17/2011
7/18/2011 0.12
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 0.01
8/5/2011
8/6/2011
8/7/2011
8/8/2011
8/9/2011 0.12
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 0.03
8/30/2011 0.00
8/31/2011
9/1/2011
9/2/2011
9/3/2011
9/4/2011
9/5/2011
9/6/2011 0.09
9/7/2011 0.25
9/8/2011
9/9/2011
9/10/2011
9/11/2011
9/12/2011
9/13/2011 0.11
9/14/2011 0.06
9/15/2011 0.04
9/16/2011
9/17/2011
9/18/2011 0.13
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
10/7/2010 9:00 AM 0.13 M M M M Rain,thunder,lightning,tiny hail and strong winds began at 9pm.
10/8/2010 9:00 AM 0.17 M M M M Heavy rain off and on at night beginning at 9:30
10/9/2010 9:00 AM 0.03 M M M M light misting rain in pm
10/12/2010 9:00 AM 0.02 M M M M Heavy fog and very light rain sporatically from 11:30 pm into the night
10/25/2010 9:00 AM 0.09 M M M M rain,hail,sleet,snow.Hail the size of BB's.Strong winds all night average 28mph.
11/9/2010 9:00 AM 0.12 1.9 0.12 M M started spitting snow late evening,most snow between 2am and 6am.No rain but sleet at first.
11/16/2010 9:00 AM 0.01 M M M M trace flurries throughout the day
11/17/2010 9:00 AM 0.06 3.9 0.06 3.9 0.06 Heaviest snow and wind began in late afternoon.31mph ten minute average wind.
11/21/2010 9:00 AM 1.00 0.5 0.30 2.5 M large,heavy flakes fell during the storm.Winds at 17mph average.
11/29/2010 9:00 AM 0.30 7.5 0.30 8.2 0.32 Began snowing at 3:00pm and still has not stopped.Wind average 18mph with gusts to 37 mph throughout the night.
12/7/2010 9:00 AM 0.30 1.0 0.30 M M Snow began about 1:00am and continued until daybreak
12/15/2010 9:00 AM 0.11 3.5 0.11 M M Light snow started around 1am and continued until approx.8am
12/16/2010 9:00 AM 0.00 0.0 M M M 11 below zero at reporting time.Clear,cold.
12/18/2010 9:00 AM 0.00 0.0 M M M 22degrees at reporting time.Clear skies,light breeze 5mph.
12/19/2010 9:00 AM 0.25 0.5 0.04 3.7 M snow started 7am.The reported amount happened in two hours.
12/20/2010 9:00 AM 0.06 M M M M Began raining at approx. 9:10pm and stopped about 10:00pm.Temp was 37 degrees. Has not rained here in December since we've lived here.(11 years)
12/30/2010 9:00 AM 0.25 9.5 0.25 M M Started snowing around 9pm.Wind average 27mph for three days prior day and night. (edit: original daily precip. entry 9.50". likely a measurement of total snow depth. Wyoming state coordinator contacted. P.G.)
12/31/2010 9:00 AM 0.06 4.5 0.06 M M Snowed all day and night.Quite cold at zero degrees this morning.Light breeze 4mph.
1/9/2011 9:00 AM 0.05 4.0 M M M Light,fluffy snow,not much moisture this morning.
1/10/2011 9:00 AM 0.02 3.1 M M M 10 below zero at reading time.Northern Lights were brilliant red and blue at 9:30pm.Beautiful pulsing light.
1/19/2011 9:00 AM 0.03 0.5 M M M
1/20/2011 9:00 AM 0.02 0.5 M M M Flurries most of the day, off and on,breezes averaging 12mph.
1/22/2011 9:00 AM 0.00 0.0 M M M Wind roared all night. Avg.wind speed 31mph with gusts to 51mph.
1/24/2011 9:00 AM 0.18 3.0 M M M 5 degrees at reading time today.Last night at 9:30pm saw Northern Lights and it was clear.
1/26/2011 9:00 AM 0.01 M M M M Snow flurries created trace amount of snow.
1/31/2011 9:00 AM 0.04 0.5 M M M Heavy fog rolled in at 7:30 in the evening and lasted until early morning when it changed to light snowfall.10 below zero this morning at reading time.
2/1/2011 9:00 AM 0.03 0.5 M M M 19 Below zero with 6 mph breeze at reading time.
2/2/2011 9:00 AM 0.00 0.0 M M M 31 Below zero with 4mph breeze at 7am,then 25 below zero at reading.Clear skies.
2/5/2011 9:00 AM 0.13 3.5 M M M Snow began just before the reading at 6:30am.
2/6/2011 9:00 AM 0.61 10.1 M M M wow,what a storm.Started out with big flakes straight down,no wind. Then all the rest of the day,smaller flakes. Then at 9pm, an hour blizzard. After that, flurries and fronts moving through all night.
2/8/2011 9:00 AM 0.03 0.5 M M M 18 below zero at reading
2/9/2011 9:00 AM 0.00 0.0 M M M zero degrees with 21 MPH winds at reading. Major ground blizzard conditions.
2/20/2011 9:00 AM 0.22 3.5 M M M Started snowing about 9pm and continued,off and on, with wind at 18mph throughout the night.
2/25/2011 9:00 AM 0.03 0.5 M M M Flurries much of the evening.
2/26/2011 9:00 AM 0.28 6.7 M M M Started really snowing and blowing at 10pm.28MPH sustained.
3/2/2011 9:00 AM 0.10 2.0 M M M
3/7/2011 9:00 AM 0.04 0.5 M M M
3/8/2011 9:00 AM 0.23 3.2 M M M Started snowing and blowing about 9pm
3/25/2011 9:00 AM 0.01 0.2 M M M Wicked blowing snow for about a half hour after midnight.
3/29/2011 9:00 AM 0.06 3.0 M M M started snowing about 9pm
4/3/2011 9:00 AM 0.01 M M M M rained for about a half hour lightly starting at about 9:45
4/8/2011 9:00 AM 0.00 0.0 M M M trace moisture from some rain showers late in the day
4/9/2011 9:00 AM 0.01 M M M M flurries and light rain throughout the day
4/10/2011 9:00 AM 0.22 4.0 M M M started snowing about midnight and blew hard (25mph) until dawn.
4/13/2011 9:00 AM 0.00 0.0 M M M Trace amounts of rain fell throughout the day.Ground was wet but not enough to measure in the rain gauge.
4/14/2011 9:00 AM 0.01 M M M M Rain showers off and on all evening.Thunder and lightning with rain began at 4pm in the afternoon.
4/15/2011 9:00 AM 0.33 3.0 M M M snow began at around 4pm and continued until about 7pm.then pea size hail started at 10:42pm and lasted for about 20 minutes.
4/27/2011 9:00 AM 0.23 5.0 M M M Big snowflakes falling straight down during the night,heaviest around 10:30pm
4/29/2011 9:00 AM 0.03 M M M M rain and snow showers throughout the night.High of 41 degrees reached early in mid day.
4/30/2011 9:00 AM 0.03 M M M M stormy day,blustery with snow showers throughout the day.
5/3/2011 9:00 AM 0.01 M M M M Flurries throughout the day
5/4/2011 9:00 AM 0.01 M M M M Flurries and snow showers throughout the day.Windy 15-20mph with gusts.
5/6/2011 9:00 AM 0.00 0.0 M M M WINDY,WINDY,WINDY 25-32MPH all day until dusk.
5/9/2011 9:00 AM 0.01 M M M M fronts of light rain all day
5/10/2011 9:00 AM 0.01 M M M M cloudy and breezy with rain showers
5/11/2011 9:00 AM 0.01 M M M M Misty fronts moving throughout the day
5/17/2011 9:00 AM 0.10 M M M M Rain showers all day,light to occasionally moderate.
5/18/2011 9:00 AM 0.07 M M M M miserable all day...
5/19/2011 9:00 AM 0.70 M M M M rained all day-front after front from south/southwest
5/20/2011 9:00 AM 2.01 7.2 M M M snowed all day:(
5/21/2011 9:00 AM 0.35 M M M M rain,mixed with snow then rain again.....ackkkkk
5/24/2011 9:00 AM 0.10 M M M M Thunderstorm with small hail at 2:10pm and thunderstorm with rain only at 9:00pm. 72 degrees at 1:30pm.
5/25/2011 9:00 AM 0.18 M M M M Thunderstorms in late afternoon with some periods of downpours around 6pm.Sweetwater River rose 5 inches.
5/29/2011 9:00 AM 0.75 3.0 M M M Rained and snowed literally all day.River actually went down 3 inches because it was so cold still.
5/30/2011 9:00 AM 0.51 2.2 M M M rained and snowed all day-wave after wave of fronts with only mild,intermittent wind.
6/19/2011 9:00 AM 0.01 M M M M trace rain from thundershowers
6/20/2011 9:00 AM 0.20 M M M M rained all day...
6/21/2011 9:00 AM 0.06 M M M M Showers off and on all day into the evening until 9pm
6/22/2011 9:00 AM 0.01 M M M M morning shower
6/23/2011 9:00 AM 0.03 M M M M Thundershowers at 6am to 9:30am and then a few afternoon fronts late in the day.
6/24/2011 9:00 AM 0.01 M M M M thunderstorms in mid afternoon but very little rain from it..heavy winds for about an hour and a half.
7/5/2011 9:00 AM 0.04 M M M M rain showers between 4pm and 6pm.
7/6/2011 9:00 AM 0.01 M M M M trace amount of rain began at 8:00am this morning.
7/11/2011 9:00 AM 0.01 M M M M brief thunder showers at dusk.69% humidity at reading time.
7/18/2011 9:00 AM 0.12 M M M M Heavy rain shower and gusty wind during the night. 83% humidity at reading time.
8/4/2011 9:00 AM 0.01 M M M M Thundershowers around 6:30pm and then a very heavy dew in morning.49degrees at 7:00 am.
8/9/2011 9:00 AM 0.12 M M M M rain showers intense between 2pm and 5pm. Some thunder and lightning but mostly strong winds accompanied the rain.
8/29/2011 9:00 AM 0.03 M M M M Rain showers throughout late afternoon and early evening
8/30/2011 9:00 AM 0.00 0.0 M M M 81% humidity at reporting time.
9/6/2011 9:00 AM 0.09 M M M M rained off and on throughout the late night into the early morning report time.49 degrees at 7am,55 degrees at 9am.Breeze at 12mph.
9/7/2011 9:00 AM 0.25 M M M M rained with thunder and lightning from noon to early evening then light showers just after dark.
9/13/2011 9:00 AM 0.11 M M M M rain showers late afternoon and early evening,heavy at times.
9/14/2011 9:00 AM 0.06 M M M M showers from 4:30pm to dark
9/15/2011 8:00 AM 0.04 M M M M rain showers throughout afternoon and evening
9/18/2011 9:00 AM 0.13 M M M M rain all morning,lifted after noon



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
1/1/0001 12:00 AM 3/8" 3/8" 1/4" Pea Size Soft 20 3min Continuous False Same time as smaller hail vertical
5/23/2011 2:10 PM NA Rice Rice Mixed 15 2min damaged shingles Intermittent True Same time as rain 30-40