Station Overview Station Location
Station Number NY-TG-17 Latitude 42.051203
Station Name Apalachin 2.6 SE Longitude -76.123608
County Tioga Elevation (ft) 974



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 09 3.54 4.10 31 3.84 26 0.26 5 1 12 4 1.5 1 1
Nov 09 3.28 1.39 30 0.81 27 0.58 3 1 6 1 0.0 0 0
Dec 09 2.70 1.35 18 1.35 18 0.00 0 0 10 6 6.4 5 8
Jan 10 2.32 3.18 31 3.16 28 0.02 3 1 12 7 10.2 11 23
Feb 10 2.21 2.83 28 2.83 28 0.00 0 0 13 6 29.2 14 25
March 10 2.83 0.78 6 0.78 6 0.00 0 0 3 2 1.4 2 5
April 10 3.51 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 10 3.47 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 10 4.28 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 10 3.84 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 10 3.42 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 10 3.67 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 39.07" 13.63" 144 days 12.77" 133 0.86" 11 days 3 56 days 26 days 48.7" 33 days 62 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
10/1/2009 0.01
10/2/2009 T
10/3/2009 0.19
10/4/2009 0.00
10/5/2009 0.00
10/6/2009 0.01
10/7/2009 0.16
10/8/2009 **
10/9/2009 **
10/10/2009 **
10/11/2009 **
10/12/2009 0.26
10/13/2009 0.01
10/14/2009 T
10/15/2009 0.00
10/16/2009 0.37
10/17/2009 0.07
10/18/2009 0.01
10/19/2009 0.00
10/20/2009 0.00
10/21/2009 0.00
10/22/2009 0.00
10/23/2009 T
10/24/2009 0.45
10/25/2009 1.00
10/26/2009 0.00
10/27/2009 0.00
10/28/2009 0.54
10/29/2009 1.02
10/30/2009 0.00
10/31/2009 T
11/1/2009 0.03
11/2/2009 0.00
11/3/2009 0.00
11/4/2009 0.00
11/5/2009 0.00
11/6/2009 0.03
11/7/2009 0.00
11/8/2009 0.00
11/9/2009 0.00
11/10/2009 0.00
11/11/2009 0.00
11/12/2009 0.00
11/13/2009 0.00
11/14/2009 0.01
11/15/2009 0.00
11/16/2009 0.00
11/17/2009 0.00
11/18/2009 0.00
11/19/2009 0.00
11/20/2009 0.62
11/21/2009 0.00
11/22/2009 0.00
11/23/2009 0.00
11/24/2009 0.01
11/25/2009 T
11/26/2009 **
11/27/2009 **
11/28/2009 0.58
11/29/2009 0.00
11/30/2009 0.11
12/1/2009 0.08
12/2/2009 T
12/3/2009 0.17
12/4/2009 T
12/5/2009 0.00
12/6/2009 0.12
12/7/2009 0.00
12/8/2009 T
12/9/2009 0.60
12/10/2009 0.01
12/11/2009 T
12/12/2009 0.01
12/13/2009
12/14/2009
12/15/2009
12/16/2009
12/17/2009
12/18/2009
12/19/2009
12/20/2009
12/21/2009
12/22/2009
12/23/2009
12/24/2009
12/25/2009
12/26/2009 0.14
12/27/2009 0.16
12/28/2009 0.01
12/29/2009 T
12/30/2009 T
12/31/2009 0.05
Day of YearDaily PrcpMultiday Prcp
1/1/2010 0.23
1/2/2010 0.08
1/3/2010 0.01
1/4/2010 **
1/5/2010 **
1/6/2010 0.02
1/7/2010 T
1/8/2010 0.12
1/9/2010 0.02
1/10/2010 T
1/11/2010 0.00
1/12/2010 0.04
1/13/2010 T
1/14/2010 0.00
1/15/2010 0.00
1/16/2010 0.00
1/17/2010 0.00
1/18/2010 0.71
1/19/2010 0.04
1/20/2010 0.06
1/21/2010 T
1/22/2010 0.00
1/23/2010 0.00
1/24/2010 0.00
1/25/2010 0.51
1/26/2010 1.32
1/27/2010 T
1/28/2010 T
1/29/2010 0.02
1/30/2010 T
1/31/2010 0.00
2/1/2010 0.00
2/2/2010 0.00
2/3/2010 0.11
2/4/2010 T
2/5/2010 0.00
2/6/2010 0.00
2/7/2010 0.01
2/8/2010 T
2/9/2010 0.00
2/10/2010 0.27
2/11/2010 0.14
2/12/2010 0.00
2/13/2010 T
2/14/2010 T
2/15/2010 T
2/16/2010 0.02
2/17/2010 0.01
2/18/2010 0.09
2/19/2010 T
2/20/2010 0.00
2/21/2010 0.00
2/22/2010 0.00
2/23/2010 0.05
2/24/2010 0.20
2/25/2010 0.20
2/26/2010 1.54
2/27/2010 0.11
2/28/2010 0.08
3/1/2010 T
3/2/2010 T
3/3/2010 0.17
3/4/2010 0.03
3/5/2010 0.00
3/6/2010
3/7/2010
3/8/2010
3/9/2010
3/10/2010
3/11/2010
3/12/2010
3/13/2010
3/14/2010 0.58
3/15/2010
3/16/2010
3/17/2010
3/18/2010
3/19/2010
3/20/2010
3/21/2010
3/22/2010
3/23/2010
3/24/2010
3/25/2010
3/26/2010
3/27/2010
3/28/2010
3/29/2010
3/30/2010
3/31/2010
Day of YearDaily PrcpMultiday Prcp
4/1/2010
4/2/2010
4/3/2010
4/4/2010
4/5/2010
4/6/2010
4/7/2010
4/8/2010
4/9/2010
4/10/2010
4/11/2010
4/12/2010
4/13/2010
4/14/2010
4/15/2010
4/16/2010
4/17/2010
4/18/2010
4/19/2010
4/20/2010
4/21/2010
4/22/2010
4/23/2010
4/24/2010
4/25/2010
4/26/2010
4/27/2010
4/28/2010
4/29/2010
4/30/2010
5/1/2010
5/2/2010
5/3/2010
5/4/2010
5/5/2010
5/6/2010
5/7/2010
5/8/2010
5/9/2010
5/10/2010
5/11/2010
5/12/2010
5/13/2010
5/14/2010
5/15/2010
5/16/2010
5/17/2010
5/18/2010
5/19/2010
5/20/2010
5/21/2010
5/22/2010
5/23/2010
5/24/2010
5/25/2010
5/26/2010
5/27/2010
5/28/2010
5/29/2010
5/30/2010
5/31/2010
6/1/2010
6/2/2010
6/3/2010
6/4/2010
6/5/2010
6/6/2010
6/7/2010
6/8/2010
6/9/2010
6/10/2010
6/11/2010
6/12/2010
6/13/2010
6/14/2010
6/15/2010
6/16/2010
6/17/2010
6/18/2010
6/19/2010
6/20/2010
6/21/2010
6/22/2010
6/23/2010
6/24/2010
6/25/2010
6/26/2010
6/27/2010
6/28/2010
6/29/2010
6/30/2010
Day of YearDaily PrcpMultiday Prcp
7/1/2010
7/2/2010
7/3/2010
7/4/2010
7/5/2010
7/6/2010
7/7/2010
7/8/2010
7/9/2010
7/10/2010
7/11/2010
7/12/2010
7/13/2010
7/14/2010
7/15/2010
7/16/2010
7/17/2010
7/18/2010
7/19/2010
7/20/2010
7/21/2010
7/22/2010
7/23/2010
7/24/2010
7/25/2010
7/26/2010
7/27/2010
7/28/2010
7/29/2010
7/30/2010
7/31/2010
8/1/2010
8/2/2010
8/3/2010
8/4/2010
8/5/2010
8/6/2010
8/7/2010
8/8/2010
8/9/2010
8/10/2010
8/11/2010
8/12/2010
8/13/2010
8/14/2010
8/15/2010
8/16/2010
8/17/2010
8/18/2010
8/19/2010
8/20/2010
8/21/2010
8/22/2010
8/23/2010
8/24/2010
8/25/2010
8/26/2010
8/27/2010
8/28/2010
8/29/2010
8/30/2010
8/31/2010
9/1/2010
9/2/2010
9/3/2010
9/4/2010
9/5/2010
9/6/2010
9/7/2010
9/8/2010
9/9/2010
9/10/2010
9/11/2010
9/12/2010
9/13/2010
9/14/2010
9/15/2010
9/16/2010
9/17/2010
9/18/2010
9/19/2010
9/20/2010
9/21/2010
9/22/2010
9/23/2010
9/24/2010
9/25/2010
9/26/2010
9/27/2010
9/28/2010
9/29/2010
9/30/2010



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2009 8:00 AM 0.01 M M M M
10/2/2009 8:00 AM T M M M M
10/3/2009 8:00 AM 0.19 M M M M
10/4/2009 8:00 AM 0.00 0.0 M M M
10/5/2009 8:00 AM 0.00 0.0 M M M
10/6/2009 8:00 AM 0.01 M M M M
10/7/2009 8:00 AM 0.16 M M M M
10/13/2009 8:00 AM 0.01 0.0 M M M
10/14/2009 8:00 AM T M M M M
10/15/2009 8:00 AM 0.00 0.0 M M M
10/16/2009 8:00 AM 0.37 1.5 M 1.5 M Snow started around 1245 pm on 10/15/09 and was a mix of rain and snow for most of the afternoon. Changeover to all snow occurred by 5 pm. At 930 pm on 10/15/09 1/4" of snow was measured with no accumulation down the hill along Route 17 at the same time.
10/17/2009 8:00 AM 0.07 T M 0.0 M light snow fell at ob time yesterday. No accumulation.
10/18/2009 8:00 AM 0.01 M M M M
10/19/2009 8:00 AM 0.00 0.0 M M M
10/20/2009 8:00 AM 0.00 0.0 M M M
10/21/2009 8:00 AM 0.00 0.0 M M M
10/22/2009 8:00 AM 0.00 0.0 M M M
10/23/2009 8:00 AM T M M M M
10/24/2009 6:30 AM 0.45 M M M M still raining at the time of the ob.
10/25/2009 6:30 AM 1.00 M M M M storm total 1.45"
10/26/2009 8:00 AM 0.00 0.0 M M M
10/27/2009 8:00 AM 0.00 0.0 M M M
10/28/2009 8:00 AM 0.54 M M M M rain still falling at time of ob.
10/29/2009 8:00 AM 1.02 M M M M storm total 1.56".
10/30/2009 8:00 AM 0.00 0.0 M M M
10/31/2009 8:00 AM T M M M M
11/1/2009 8:00 AM 0.03 M M M M
11/2/2009 8:00 AM 0.00 0.0 M M M
11/3/2009 8:00 AM 0.00 0.0 M M M
11/4/2009 8:00 AM 0.00 0.0 M M M
11/5/2009 8:00 AM 0.00 0.0 M M M
11/6/2009 8:00 AM 0.03 M M M M
11/7/2009 8:00 AM 0.00 0.0 M M M
11/8/2009 7:00 AM 0.00 0.0 M M M
11/9/2009 7:00 AM 0.00 0.0 M M M
11/10/2009 7:00 AM 0.00 0.0 M M M
11/11/2009 8:00 AM 0.00 0.0 M M M
11/12/2009 8:00 AM 0.00 0.0 M M M
11/13/2009 7:00 AM 0.00 0.0 M M M
11/14/2009 8:00 AM 0.01 M M M M
11/15/2009 7:00 AM 0.00 0.0 M M M
11/16/2009 7:00 AM 0.00 0.0 M M M
11/17/2009 7:00 AM 0.00 0.0 M M M
11/18/2009 7:00 AM 0.00 0.0 M M M
11/19/2009 7:00 AM 0.00 0.0 M M M
11/20/2009 8:00 AM 0.62 M M M M
11/21/2009 7:00 AM 0.00 0.0 M M M
11/22/2009 7:00 AM 0.00 0.0 M M M
11/23/2009 7:00 AM 0.00 0.0 M M M
11/24/2009 8:00 AM 0.01 M M M M
11/25/2009 8:00 AM T M M M M
11/29/2009 8:00 AM 0.00 0.0 M M M
11/30/2009 8:00 AM 0.11 M M M M
12/1/2009 8:00 AM 0.08 T 0.00 0.0 0.00
12/2/2009 8:00 AM T T M M M
12/3/2009 8:00 AM 0.17 M M M M
12/4/2009 8:00 AM T M M M M
12/5/2009 8:00 AM 0.00 0.0 M M M
12/6/2009 8:00 AM 0.12 1.5 M 1.0 M Snow depth on the snow board (1.0") was a little lower than a raise surface like a deck (1.3")
12/7/2009 8:00 AM 0.00 0.0 M 0.5 M snow depth of 1" still on raised surfaces (deck).
12/8/2009 8:00 AM T T M 0.5 M still around an inch of snow on the deck (raised deck), but much less on the ground. Still covered across the grass except under and near trees.
12/9/2009 6:30 AM 0.60 3.8 M 4.0 M *snow amounts measured at 6 am, then the change to a mix occurred. Liquid measurement was made at 8 am.* all snow through 530 am. snow/sleet mixture developed around 6 am with all sleet by 630 am.
12/10/2009 6:00 AM 0.01 T M 1.0 M
12/11/2009 8:00 AM T T M 1.0 M
12/12/2009 8:00 AM 0.01 0.4 M 1.5 M very fluffy lake effect snow, with snow ratios approaching 60 to 1! I measured .005 liquid equivalent and rounded up to .01. A very fluffy snow with lots of air in it. actual snow depth is 1.3 rounded to 1.5.
12/26/2009 8:00 AM 0.14 M M M M no ice or sleet measured.
12/27/2009 8:00 AM 0.16 M M M M lots of black ice this morning, all due to clearing skies within a few hours of our last oought of rain. The wet ground combined with rapidly falling temps, created widespread black ice. Surface temps near freezing or slightly above in some cases, but ground temps were below freezing. Some areas were wetter than others due to dense valley fog.
12/28/2009 8:00 AM 0.01 0.3 M T M liquid amount lower than expected...probably due to the wind. Certainly only a 10:1 snow ratio at best...leading one to believe closer to .03" or so fell liquid.
12/29/2009 8:00 AM T T M T M
12/30/2009 8:00 AM T T M M M
12/31/2009 8:00 AM 0.05 0.4 M 0.4 M
1/1/2010 8:00 AM 0.23 2.4 M 2.5 M storm total through 2 pm on the 31st was 2.2 inches. Another .6 fell overnight in light snow for a grand total of 2.8 inches.
1/2/2010 8:00 AM 0.08 1.8 M 4.0 M
1/3/2010 8:00 AM 0.01 0.5 M 4.0 M measured 1 to 3 inches on the snow board due to major drifting. based on the liquid amount and what appeared to fall in the driveway....estimated around .5 inches of new snow.
1/7/2010 8:00 AM T T M 3.5 M trace of snow (flurries) and freezing drizzle (very light).
1/8/2010 8:00 AM 0.12 1.5 M 5.0 M
1/9/2010 8:00 AM 0.02 1.2 M 6.0 M .01 liquid fell between 7 am and 2 pm on the 8th producing .1" of snow. After that, lake effect snow measuring only .01" produced 1.1 inches of fluffy lake effect snow. Snow ratios more than 60:1!
1/10/2010 8:00 AM T T M 5.5 M
1/11/2010 8:00 AM 0.00 0.0 M 5.0 M
1/12/2010 8:00 AM 0.04 1.2 M 6.0 M
1/13/2010 8:00 AM T 0.3 M 6.0 0.85 first snow core taken at the house.
1/14/2010 8:00 AM 0.00 0.0 M 5.5 M 24 hr. precip accurate...snow depth estimated with help from surrounding site in the neighborhood.
1/15/2010 8:00 AM 0.00 0.0 M 4.5 M 24 hr. precip accurate...snow depth estimated with help from surrounding site in the neighborhood.
1/16/2010 8:00 AM 0.00 0.0 M 3.5 M 24 hr. precip accurate...snow depth estimated with help from surrounding site in the neighborhood.
1/17/2010 8:00 AM 0.00 0.0 M 3.0 M
1/18/2010 8:00 AM 0.71 T M 2.0 M observed snow pellets on the way home from work, just before midnight. Nothing measured on the snow board.
1/19/2010 8:00 AM 0.04 0.4 M 2.5 M light snow falling at ob time.
1/20/2010 8:00 AM 0.06 0.4 M 2.0 M some rain fell yesterday afternoon. Even when the snow fell, it melted on contact.
1/21/2010 8:00 AM T T M 2.0 M I could count the snowflakes in our driveway when I got home before midnight. Very light snow (trace).
1/22/2010 8:00 AM 0.00 0.0 M 2.0 M
1/23/2010 8:00 AM 0.00 0.0 M 2.0 M
1/24/2010 8:00 AM 0.00 0.0 M 2.0 0.48 took a snow water equivalent today (.48").
1/25/2010 8:00 AM 0.51 0.0 M 0.0 M
1/26/2010 8:00 AM 1.32 0.2 M 0.2 M
1/27/2010 8:00 AM T T M 0.0 M
1/28/2010 8:00 AM T T M 0.0 M
1/29/2010 8:00 AM 0.02 0.3 M 0.3 M all of the .3" fell in a 15 minute squall between 1215 pm and 1230 pm yesterday (1/28). Only a trace of lake effect snow fell overnight.
1/30/2010 8:00 AM T T M T M
1/31/2010 8:00 AM 0.00 0.0 M T M
2/1/2010 8:00 AM 0.00 0.0 M T M
2/2/2010 8:00 AM 0.00 0.0 M 0.0 M
2/3/2010 8:00 AM 0.11 1.4 M 1.4 M
2/4/2010 8:00 AM T T M 1.0 M
2/5/2010 8:00 AM 0.00 0.0 M 1.0 M
2/6/2010 8:00 AM 0.00 0.0 M 0.5 M
2/7/2010 8:00 AM 0.01 1.2 M 1.0 M fluffy lake effect.
2/8/2010 8:00 AM T T M 1.0 M
2/9/2010 8:00 AM 0.00 0.0 M 0.0 M
2/10/2010 9:00 AM 0.27 2.9 M 3.5 M 1.2 fell with the snow yesterday evening (prior to midnight).
2/11/2010 6:00 AM 0.14 2.7 M 6.0 M Liquid amount over the past 24 hrs. is probably a bit too low due to wind. True liquid amounts probably closer to .20" - .25" *********************************** Storm total 5.6" Total Liquid: .41" Snow depth varies between 5.5" and 6.5" due to drifting.
2/12/2010 8:00 AM 0.00 0.0 M 5.5 M
2/13/2010 8:00 AM T 0.1 M 5.0 M
2/14/2010 8:00 AM T T M 4.5 M
2/15/2010 8:00 AM T T M 4.0 M
2/16/2010 6:30 AM 0.02 0.3 M 3.5 M
2/17/2010 8:00 AM 0.01 0.5 M 4.0 M
2/18/2010 8:00 AM 0.09 1.2 M 5.0 M
2/19/2010 8:00 AM T T M 4.0 M
2/20/2010 8:00 AM 0.00 0.0 M 3.5 M
2/21/2010 8:00 AM 0.00 0.0 M 2.5 M
2/22/2010 8:00 AM 0.00 0.0 M 2.5 M
2/23/2010 8:00 AM 0.05 0.5 M 3.0 M
2/24/2010 8:00 AM 0.20 0.9 M 4.0 M
2/25/2010 8:30 AM 0.20 3.0 M 6.5 M
2/26/2010 8:00 AM 1.54 12.6 M 18.0 M Storm total: 15.6" (includes what fell early in the morning of the 25th). Total liquid: 1.74" Snow Depth: 16"
2/27/2010 8:00 AM 0.11 1.0 M 17.0 M
2/28/2010 8:00 AM 0.08 0.9 M 16.0 M
3/1/2010 8:00 AM T T M 13.0 M
3/2/2010 8:00 AM T T M 12.5 M
3/3/2010 8:00 AM 0.17 1.3 M 12.0 M True March snow with accumulations on the grass, cars, etc.. but little on the roads or driveways.
3/4/2010 8:00 AM 0.03 0.1 M 10.5 M
3/5/2010 8:00 AM 0.00 0.0 M 10.0 M
3/14/2010 8:00 AM 0.58 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/8/2009 10/12/2009 8:00 AM 5 0.26 M M
11/26/2009 11/28/2009 6:30 AM 3 0.58 M M
1/4/2010 1/06/2010 8:00 AM 3 0.02 2.5 M .5" of snow on the snow board when we got back.



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