Station Overview Station Location
Station Number NY-OR-2 Latitude 41.446874
Station Name Cornwall On Hudson 0.6 NNW Longitude -74.021437
County Orange Elevation (ft) 167



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 17 4.24 6.03 9 6.03 9 0.00 0 0 9 0 0.0 0 0
Nov 17 3.70 0.57 7 0.57 7 0.00 0 0 7 0 0.0 0 0
Dec 17 3.62 1.27 6 1.27 6 0.00 0 0 6 0 9.2 4 5
Jan 18 3.25 4.36 8 4.36 8 0.00 0 0 6 0 11.2 4 4
Feb 18 2.78 5.65 17 4.09 12 1.56 5 1 12 0 7.1 3 4
March 18 3.52 2.75 7 2.75 7 0.00 0 0 4 1 28.0 4 5
April 18 3.78 3.58 6 3.58 6 0.00 0 0 6 0 4.2 1 1
May 18 4.13 2.28 8 2.28 8 0.00 0 0 8 0 0.0 0 0
June 18 4.50 1.54 4 1.54 4 0.00 0 0 4 0 0.0 0 0
July 18 4.24 4.64 16 4.64 11 0.00 5 0 11 0 0.0 0 0
Aug 18 4.09 7.50 14 4.33 8 3.17 6 1 8 0 0.0 0 0
Sept 18 4.20 7.59 10 7.59 10 0.00 0 0 10 0 0.0 0 0
Water Year Totals: 46.05" 47.76" 112 days 43.03" 96 4.73" 16 days 2 91 days 1 days 59.7" 16 days 19 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
10/1/2017
10/2/2017
10/3/2017
10/4/2017
10/5/2017
10/6/2017
10/7/2017
10/8/2017
10/9/2017 0.60
10/10/2017
10/11/2017
10/12/2017 0.15
10/13/2017
10/14/2017 0.03
10/15/2017 0.08
10/16/2017 0.04
10/17/2017
10/18/2017
10/19/2017
10/20/2017
10/21/2017
10/22/2017
10/23/2017 0.01
10/24/2017
10/25/2017 1.52
10/26/2017
10/27/2017
10/28/2017
10/29/2017 3.53
10/30/2017 0.07
10/31/2017
11/1/2017
11/2/2017
11/3/2017
11/4/2017
11/5/2017 0.02
11/6/2017 0.02
11/7/2017
11/8/2017
11/9/2017
11/10/2017
11/11/2017
11/12/2017
11/13/2017 0.06
11/14/2017
11/15/2017
11/16/2017 0.06
11/17/2017
11/18/2017 0.31
11/19/2017 0.05
11/20/2017
11/21/2017
11/22/2017 0.05
11/23/2017
11/24/2017
11/25/2017
11/26/2017
11/27/2017
11/28/2017
11/29/2017
11/30/2017
12/1/2017 0.09
12/2/2017
12/3/2017
12/4/2017
12/5/2017
12/6/2017 0.18
12/7/2017
12/8/2017
12/9/2017 0.40
12/10/2017
12/11/2017
12/12/2017 0.15
12/13/2017
12/14/2017 0.11
12/15/2017
12/16/2017
12/17/2017
12/18/2017
12/19/2017
12/20/2017
12/21/2017
12/22/2017
12/23/2017
12/24/2017
12/25/2017 0.34
12/26/2017
12/27/2017
12/28/2017
12/29/2017
12/30/2017 M
12/31/2017
Day of YearDaily PrcpMultiday Prcp
1/1/2018
1/2/2018
1/3/2018 0.00
1/4/2018 0.62
1/5/2018
1/6/2018
1/7/2018
1/8/2018
1/9/2018
1/10/2018
1/11/2018
1/12/2018
1/13/2018 1.89
1/14/2018
1/15/2018
1/16/2018 0.60
1/17/2018 0.48
1/18/2018
1/19/2018
1/20/2018
1/21/2018 0.00
1/22/2018
1/23/2018 0.74
1/24/2018
1/25/2018
1/26/2018
1/27/2018
1/28/2018
1/29/2018
1/30/2018 0.03
1/31/2018
2/1/2018
2/2/2018 0.29
2/3/2018
2/4/2018 0.83
2/5/2018 0.05
2/6/2018
2/7/2018 M
2/8/2018 **
2/9/2018 **
2/10/2018 **
2/11/2018 **
2/12/2018 1.56
2/13/2018
2/14/2018 0.02
2/15/2018 0.19
2/16/2018 0.12
2/17/2018
2/18/2018 0.40
2/19/2018
2/20/2018 0.21
2/21/2018
2/22/2018 0.22
2/23/2018 0.30
2/24/2018 0.24
2/25/2018 1.22
2/26/2018
2/27/2018
2/28/2018
3/1/2018 0.30
3/2/2018 2.10
3/3/2018
3/4/2018
3/5/2018
3/6/2018
3/7/2018 M
3/8/2018
3/9/2018
3/10/2018
3/11/2018
3/12/2018
3/13/2018 M
3/14/2018 T
3/15/2018
3/16/2018
3/17/2018
3/18/2018 0.00
3/19/2018
3/20/2018
3/21/2018
3/22/2018 0.32
3/23/2018
3/24/2018 0.00
3/25/2018
3/26/2018
3/27/2018
3/28/2018 0.03
3/29/2018
3/30/2018
3/31/2018
Day of YearDaily PrcpMultiday Prcp
4/1/2018
4/2/2018 M
4/3/2018
4/4/2018 0.59
4/5/2018
4/6/2018
4/7/2018
4/8/2018
4/9/2018
4/10/2018
4/11/2018
4/12/2018
4/13/2018
4/14/2018
4/15/2018 0.19
4/16/2018 2.31
4/17/2018 M
4/18/2018
4/19/2018
4/20/2018
4/21/2018
4/22/2018
4/23/2018
4/24/2018
4/25/2018
4/26/2018
4/27/2018
4/28/2018 0.35
4/29/2018 0.08
4/30/2018 0.06
5/1/2018
5/2/2018
5/3/2018
5/4/2018
5/5/2018
5/6/2018 0.06
5/7/2018
5/8/2018
5/9/2018
5/10/2018
5/11/2018
5/12/2018
5/13/2018
5/14/2018
5/15/2018 0.76
5/16/2018 0.28
5/17/2018 0.25
5/18/2018
5/19/2018 0.60
5/20/2018
5/21/2018
5/22/2018 0.05
5/23/2018 0.25
5/24/2018
5/25/2018
5/26/2018
5/27/2018 0.03
5/28/2018
5/29/2018
5/30/2018
5/31/2018
6/1/2018 0.01
6/2/2018
6/3/2018 0.03
6/4/2018 0.82
6/5/2018
6/6/2018
6/7/2018
6/8/2018
6/9/2018
6/10/2018
6/11/2018
6/12/2018
6/13/2018
6/14/2018
6/15/2018
6/16/2018
6/17/2018
6/18/2018
6/19/2018
6/20/2018
6/21/2018
6/22/2018
6/23/2018
6/24/2018
6/25/2018
6/26/2018
6/27/2018
6/28/2018 0.68
6/29/2018
6/30/2018
Day of YearDaily PrcpMultiday Prcp
7/1/2018
7/2/2018
7/3/2018
7/4/2018 0.10
7/5/2018
7/6/2018 0.05
7/7/2018
7/8/2018
7/9/2018
7/10/2018
7/11/2018
7/12/2018
7/13/2018
7/14/2018 0.74
7/15/2018 0.11
7/16/2018
7/17/2018 0.57
7/18/2018 0.01
7/19/2018
7/20/2018
7/21/2018 0.03
7/22/2018 0.77
7/23/2018 0.90
7/24/2018
7/25/2018 1.10
7/26/2018 0.26
7/27/2018 **
7/28/2018 **
7/29/2018 **
7/30/2018 **
7/31/2018 **
8/1/2018 **
8/2/2018 **
8/3/2018 **
8/4/2018 **
8/5/2018 **
8/6/2018 3.17
8/7/2018
8/8/2018
8/9/2018
8/10/2018
8/11/2018 0.65
8/12/2018 0.35
8/13/2018 1.25
8/14/2018 0.08
8/15/2018
8/16/2018
8/17/2018 0.75
8/18/2018 0.50
8/19/2018
8/20/2018
8/21/2018
8/22/2018 0.68
8/23/2018
8/24/2018
8/25/2018
8/26/2018
8/27/2018
8/28/2018
8/29/2018
8/30/2018
8/31/2018 0.07
9/1/2018
9/2/2018
9/3/2018
9/4/2018
9/5/2018
9/6/2018 M
9/7/2018 0.02
9/8/2018
9/9/2018
9/10/2018 1.58
9/11/2018 0.08
9/12/2018 0.18
9/13/2018 0.03
9/14/2018
9/15/2018
9/16/2018
9/17/2018 0.03
9/18/2018 1.88
9/19/2018
9/20/2018
9/21/2018
9/22/2018
9/23/2018
9/24/2018
9/25/2018 2.10
9/26/2018 0.59
9/27/2018
9/28/2018 1.10
9/29/2018
9/30/2018



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/9/2017 7:00 PM 0.60 M M M M
10/12/2017 7:00 AM 0.15 M M M M
10/14/2017 7:00 PM 0.03 M M M M
10/15/2017 7:00 PM 0.08 M M M M
10/16/2017 7:00 PM 0.04 M M M M
10/23/2017 7:00 AM 0.01 M M M M
10/25/2017 7:00 AM 1.52 M M M M heavy wind swept rain 31mph out of the SW (edit: originally submitted 10/25/2017 7:25 AM as 1.52" on 10/24, amt is for 10/25 based on radar and nearby sites, switched dates - SGB 11/8/17)
10/29/2017 7:00 PM 3.53 M M M M
10/30/2017 7:00 PM 0.07 M M M M 34mph peak wind gust
11/5/2017 7:00 PM 0.02 M M M M
11/6/2017 7:00 PM 0.02 M M M M
11/13/2017 7:00 PM 0.06 T T T T snow / sleet/ freezing rain/rain this am trace accumulation
11/16/2017 7:00 AM 0.06 M M M M
11/18/2017 7:00 PM 0.31 M M M M
11/19/2017 7:00 PM 0.05 M M M M
11/22/2017 7:00 AM 0.05 M M M M
12/1/2017 7:00 AM 0.09 M M M M (edit: originally submitted 12/02/2017 7:12 AM as 0.09" precip for 11/30, based on radar and nearby sites amount is for 12/1, switched dates - SGB 12/7/17)
12/6/2017 7:00 AM 0.18 M M M M (edit: originally submitted 12/07/2017 9:18 PM as 0.18" on 12/5, based on radar and nearby sites amt corresponds to 12/6, switched dates - SGB 12/15/17)
12/9/2017 7:00 PM 0.40 4.5 0.40 4.5 0.40
12/12/2017 7:00 PM 0.15 0.0 0.00 0.5 M
12/14/2017 7:00 AM 0.11 1.6 0.11 2.0 M
12/25/2017 7:00 AM 0.34 2.5 0.34 2.5 0.34
12/30/2017 7:00 PM M 0.6 0.05 2.0 M
1/3/2018 7:00 AM 0.00 0.0 M 2.0 M
1/4/2018 7:00 PM 0.62 6.2 0.62 8.0 M
1/13/2018 7:00 AM 1.89 M M M M (edit: originally submitted 1/17/2018 3:07 PM as 1.89" on 1/12, amt corresponds to 1/13 based on radar and nearby sites, switched dates - SGB 1/18/18)
1/16/2018 7:00 PM 0.60 0.6 M 0.3 M
1/17/2018 7:00 AM 0.48 4.1 0.48 4.0 0.48 EDIT: Snowfall also entered in precip field. 3.00" precip set to NA pending followup with observer. OST 1/17/2018 8:44 AM -CCR Staff SDH-
1/21/2018 7:00 AM 0.00 0.0 M M M
1/23/2018 7:00 AM 0.74 0.0 0.00 0.0 0.00
1/30/2018 7:00 AM 0.03 0.3 0.03 0.0 M
2/2/2018 7:00 AM 0.29 0.8 0.08 0.8 M (edit: originally submitted 2/02/2018 8:29 AM as 0.29" precip and 0.8" new snow and snow depth for 2/1, amt corresponds to 2/2 based on radar and nearby sites, switched dates - SGB 2/2/18)
2/4/2018 7:00 PM 0.83 T M 0.5 M
2/5/2018 7:00 AM 0.05 0.0 0.00 0.0 0.00
2/7/2018 7:00 PM M 2.0 M 2.0 M quick 2" snowfall , followed by 8hrs of freezing rain. .25" of ice on surface Thursday am {EDIT: Observer reported 2.00 for new precip but indicated in the notes that this was snow fall. Changed precip report of 2.00 to NA until observer can be contacted to verify. Submission Time Before EDIT: 2/08/2018 9:51 PM CoCoSTAFF DNT}
2/14/2018 7:00 PM 0.02 0.0 M 0.0 M sleet /frz rain am a glaze of ice
2/15/2018 7:00 AM 0.19 0.0 0.00 0.0 0.00
2/16/2018 7:00 AM 0.12 0.0 0.00 0.0 0.00
2/18/2018 7:00 AM 0.40 4.3 0.40 4.3 M
2/20/2018 7:00 AM 0.21 0.0 M 0.0 M (edit: originally submitted 2/24/2018 4:15 PM as 0.21" precip on 2/19, based on radar and nearby sites amount is for 2/20, switched dates - SGB 3/21/18)
2/22/2018 7:00 PM 0.22 T M T M
2/23/2018 7:00 AM 0.30 0.0 M 0.0 M
2/24/2018 7:00 AM 0.24 0.0 M 0.0 0.00
2/25/2018 7:00 PM 1.22 0.0 0.00 0.0 0.00
3/1/2018 7:00 PM 0.30 M M M M
3/2/2018 7:00 PM 2.10 4.0 0.40 3.5 M 4" heavy wet snow at this station, 8" in cornwall above 800'
3/7/2018 7:00 PM M 16.0 1.39 16.0 1.39 heavy wet snow 16" falling from 10:30am-10:30 avg 1.3"/hr {EDIT: Observer reported 16.00 for new precip but it appears snowfall accidentally got entered in the wrong category. Changed precip report of 16.00 to NA until observer can be contacted to verify. Submission Time Before EDIT: 3/13/2018 8:24 AM CoCoSTAFF DNT}
3/13/2018 7:00 PM M 3.8 0.35 6.0 M {EDIT: Observer reported 3.80 for new precip but it appears new snowfall accidentally got enter twice. Changed precip report of 3.80 to NA until observer can be contacted to verify. Submission Time Before EDIT: 3/13/2018 7:03 PM CoCoSTAFF DNT}
3/14/2018 7:00 PM T T 0.00 4.0 M
3/18/2018 7:00 AM 0.00 0.0 M 0.0 M trace of snow remains here in the valley , measured 17" 100 percent covered at 1100' storm king mtn cornwall on hudson 2 miles away amazing
3/22/2018 7:00 AM 0.32 4.2 0.32 4.2 0.32 EDIT: Snowfall also entered in precip field. 4.20" precip set to NA pending followup with observer. OST 3/22/2018 8:01 AM -CCR Staff SDH-
3/24/2018 7:00 AM 0.00 0.0 0.00 T 0.00
3/28/2018 7:00 PM 0.03 M M M M
4/2/2018 7:00 AM M 4.2 0.35 4.2 0.35 {EDIT: Observer reported 4.20 for new precip but it appears snow depth accidentally got entered in the wrong category. Changed precip report of 4.20 to NA until observer can be contacted to verify. Submission Time Before EDIT: 4/02/2018 3:39 PM CoCoSTAFF DNT}
4/4/2018 7:00 AM 0.59 0.0 M 0.0 M (edit: originally submitted 4/04/2018 7:30 AM as 0.59" on 4/3, amt corresponds to 4/4 based on radar and nearby sites, switched dates - SGB 4/4/18)
4/15/2018 7:00 PM 0.19 0.0 0.00 M M
4/16/2018 7:00 PM 2.31 0.0 0.00 0.0 0.00
4/17/2018 7:00 AM M T T 0.0 M snow showers mixed with rain (edit: originally submitted 4/17/2018 7:40 PM as 0.04" precip, amt that would have been reported this morning was included in yesterday's 7PM report, edited this precip to NA since it is not a full 24-hr report - SGB 4/18/18)
4/28/2018 7:00 AM 0.35 M M M M
4/29/2018 7:00 AM 0.08 0.0 M M M
4/30/2018 7:00 AM 0.06 M M M M
5/6/2018 7:00 AM 0.06 M M M M
5/15/2018 7:00 AM 0.76 M M M M strong storms, damaging wind gust N44mph . Trees down poweroutages widespread
5/16/2018 7:00 PM 0.28 M M M M
5/17/2018 7:00 PM 0.25 M M M M
5/19/2018 7:00 AM 0.60 M M M M
5/22/2018 7:00 AM 0.05 M M M M
5/23/2018 7:00 AM 0.25 M M M M
5/27/2018 7:00 AM 0.03 M M M M
6/1/2018 7:00 AM 0.01 M M M M
6/3/2018 7:00 PM 0.03 M M M M
6/4/2018 7:00 PM 0.82 M M M M
6/28/2018 7:00 AM 0.68 M M M M
7/4/2018 7:00 AM 0.10 M M M M
7/6/2018 7:00 PM 0.05 M M M M
7/14/2018 7:00 PM 0.74 M M M M
7/15/2018 7:00 PM 0.11 M M M M
7/17/2018 7:00 PM 0.57 M M M M
7/18/2018 7:00 PM 0.01 M M M M
7/21/2018 7:00 PM 0.03 M M M M
7/22/2018 7:00 AM 0.77 M M M M
7/23/2018 7:00 PM 0.90 M M M M very tropical atmosphere , downpours scattered throughout the day
7/25/2018 7:00 PM 1.10 M M M M
7/26/2018 7:00 PM 0.26 M M M M
8/11/2018 7:00 AM 0.65 M M M M
8/12/2018 7:00 PM 0.35 M M M M
8/13/2018 7:00 PM 1.25 M M M M
8/14/2018 7:00 AM 0.08 M M M M
8/17/2018 7:00 AM 0.75 M M M M
8/18/2018 7:00 AM 0.50 M M M M
8/22/2018 7:00 AM 0.68 M M M M
8/31/2018 7:00 AM 0.07 M M M M
9/6/2018 7:00 AM M M M M M {EDIT: Observer reported 0.79 for new precip. QPE data and surroundingrts of 0.00's indicate this could be a multi-day report instead of a 24 hour report. Changed report of 0.79 to NA until observer can be contacted to verify. Submission Time Before EDIT: 9/07/2018 7:07 AM CoCoSTAFF DNT}
9/7/2018 7:00 AM 0.02 M M M M
9/10/2018 7:00 PM 1.58 M M M M
9/11/2018 7:00 AM 0.08 M M M M
9/12/2018 7:00 AM 0.18 M M M M
9/13/2018 7:00 AM 0.03 M M M M
9/17/2018 7:00 PM 0.03 M M M M
9/18/2018 7:00 PM 1.88 M M M M torrential downpours lasted an hour
9/25/2018 7:00 PM 2.10 M M M M heavy rains most of the day
9/26/2018 7:00 AM 0.59 M M M M
9/28/2018 7:00 PM 1.10 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
2/8/2018 2/12/2018 7:00 AM 5 1.56 0.0 M
7/27/2018 8/06/2018 7:00 AM 11 3.17 M M



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