Station Overview Station Location
Station Number CAN-ON-25 Latitude 45.254982
Station Name Stittsville 0.8 SSE - MiVCA Longitude -75.9104843
County Ontario Elevation (ft) 383



Month 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 19 5.15 31 5.15 31 0.00 0 0 15 1 0.0 0 0
Nov 19 3.25 30 3.25 30 0.00 0 0 15 3 9.2 7 0
Dec 19 3.25 31 3.25 31 0.00 0 0 13 5 10.6 10 0
Jan 20 5.04 31 5.04 31 0.00 0 0 16 2 22.7 15 0
Feb 20 2.59 29 2.59 29 0.00 0 0 16 1 23.1 15 0
March 20 3.58 31 3.58 31 0.00 0 0 18 1 6.5 3 0
April 20 2.15 29 2.15 29 0.00 0 0 14 1 1.5 2 0
May 20 3.69 31 3.69 31 0.00 0 0 10 0 0.2 1 0
June 20 1.67 30 1.67 30 0.00 0 0 14 2 0.0 0 0
July 20 4.65 31 4.65 31 0.00 0 0 14 1 0.0 0 0
Aug 20 6.41 31 6.41 31 0.00 0 0 16 0 0.0 0 0
Sept 20 2.12 30 2.12 30 0.00 0 0 12 2 0.0 0 0
Water Year Totals: 43.55" 365 days 43.55" 365 0.00" 0 days 0 173 days 19 days 73.8" 53 days 0 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
10/1/2019 0.26
10/2/2019 0.03
10/3/2019 0.00
10/4/2019 0.13
10/5/2019 0.00
10/6/2019 T
10/7/2019 0.04
10/8/2019 0.00
10/9/2019 0.00
10/10/2019 0.00
10/11/2019 0.00
10/12/2019 0.00
10/13/2019 0.07
10/14/2019 0.00
10/15/2019 0.02
10/16/2019 0.00
10/17/2019 1.39
10/18/2019 0.38
10/19/2019 0.00
10/20/2019 0.00
10/21/2019 0.00
10/22/2019 0.00
10/23/2019 0.94
10/24/2019 0.00
10/25/2019 0.02
10/26/2019 0.02
10/27/2019 0.83
10/28/2019 0.62
10/29/2019 0.00
10/30/2019 0.02
10/31/2019 0.38
11/1/2019 1.55
11/2/2019 0.00
11/3/2019 0.22
11/4/2019 0.04
11/5/2019 0.00
11/6/2019 0.01
11/7/2019 0.13
11/8/2019 0.02
11/9/2019 0.00
11/10/2019 0.02
11/11/2019 T
11/12/2019 0.36
11/13/2019 0.01
11/14/2019 0.06
11/15/2019 0.08
11/16/2019 0.03
11/17/2019 0.00
11/18/2019 0.00
11/19/2019 0.00
11/20/2019 0.00
11/21/2019 0.00
11/22/2019 0.12
11/23/2019 0.01
11/24/2019 0.00
11/25/2019 0.00
11/26/2019 T
11/27/2019 T
11/28/2019 0.59
11/29/2019 0.00
11/30/2019 0.00
12/1/2019 0.00
12/2/2019 0.11
12/3/2019 0.00
12/4/2019 T
12/5/2019 0.09
12/6/2019 0.05
12/7/2019 0.02
12/8/2019 0.00
12/9/2019 T
12/10/2019 0.23
12/11/2019 0.00
12/12/2019 0.02
12/13/2019 0.00
12/14/2019 0.09
12/15/2019 1.15
12/16/2019 T
12/17/2019 0.00
12/18/2019 0.05
12/19/2019 T
12/20/2019 0.00
12/21/2019 0.00
12/22/2019 0.00
12/23/2019 0.00
12/24/2019 0.00
12/25/2019 0.00
12/26/2019 T
12/27/2019 0.01
12/28/2019 0.05
12/29/2019 0.00
12/30/2019 0.24
12/31/2019 1.14
Day of YearDaily PrcpMultiday Prcp
1/1/2020 0.18
1/2/2020 0.05
1/3/2020 0.00
1/4/2020 0.00
1/5/2020 0.09
1/6/2020 0.09
1/7/2020 0.09
1/8/2020 0.01
1/9/2020 0.00
1/10/2020 0.00
1/11/2020 0.27
1/12/2020 2.07
1/13/2020 0.05
1/14/2020 0.02
1/15/2020 T
1/16/2020 0.26
1/17/2020 0.03
1/18/2020 0.00
1/19/2020 0.72
1/20/2020 0.01
1/21/2020 0.00
1/22/2020 0.00
1/23/2020 0.00
1/24/2020 0.00
1/25/2020 0.00
1/26/2020 0.76
1/27/2020 0.34
1/28/2020 0.00
1/29/2020 T
1/30/2020 0.00
1/31/2020 0.00
2/1/2020 0.02
2/2/2020 0.05
2/3/2020 0.03
2/4/2020 0.00
2/5/2020 0.00
2/6/2020 0.03
2/7/2020 0.44
2/8/2020 0.12
2/9/2020 0.00
2/10/2020 0.17
2/11/2020 0.02
2/12/2020 0.00
2/13/2020 0.06
2/14/2020 0.07
2/15/2020 T
2/16/2020 0.02
2/17/2020 0.00
2/18/2020 0.09
2/19/2020 0.14
2/20/2020 0.00
2/21/2020 0.00
2/22/2020 0.00
2/23/2020 0.00
2/24/2020 0.00
2/25/2020 0.00
2/26/2020 0.00
2/27/2020 0.93
2/28/2020 0.36
2/29/2020 0.04
3/1/2020 0.00
3/2/2020 0.09
3/3/2020 0.12
3/4/2020 0.56
3/5/2020 0.00
3/6/2020 0.25
3/7/2020 0.00
3/8/2020 0.00
3/9/2020 0.00
3/10/2020 0.09
3/11/2020 0.08
3/12/2020 0.00
3/13/2020 0.21
3/14/2020 0.13
3/15/2020 0.00
3/16/2020 0.00
3/17/2020 0.16
3/18/2020 0.08
3/19/2020 0.00
3/20/2020 0.15
3/21/2020 0.16
3/22/2020 0.00
3/23/2020 T
3/24/2020 0.31
3/25/2020 0.00
3/26/2020 0.01
3/27/2020 0.12
3/28/2020 0.00
3/29/2020 0.06
3/30/2020 0.76
3/31/2020 0.24
Day of YearDaily PrcpMultiday Prcp
4/1/2020 0.00
4/2/2020 0.00
4/3/2020 0.06
4/4/2020 0.03
4/5/2020 0.01
4/6/2020 0.03
4/7/2020 0.00
4/8/2020 0.00
4/9/2020 0.05
4/10/2020 0.45
4/11/2020 0.01
4/12/2020 0.00
4/13/2020 0.36
4/14/2020 0.55
4/15/2020 0.07
4/16/2020 0.01
4/17/2020 0.00
4/18/2020 0.00
4/19/2020 0.00
4/20/2020 0.28
4/21/2020 T
4/22/2020 0.18
4/23/2020
4/24/2020 0.00
4/25/2020 0.00
4/26/2020 0.00
4/27/2020 0.00
4/28/2020 0.00
4/29/2020 0.00
4/30/2020 0.06
5/1/2020 1.85
5/2/2020 0.00
5/3/2020 0.07
5/4/2020 0.00
5/5/2020 0.00
5/6/2020 0.00
5/7/2020 0.00
5/8/2020 0.03
5/9/2020 0.04
5/10/2020 0.00
5/11/2020 0.00
5/12/2020 0.00
5/13/2020 0.00
5/14/2020 0.00
5/15/2020 0.02
5/16/2020 0.95
5/17/2020 0.00
5/18/2020 0.00
5/19/2020 0.00
5/20/2020 0.00
5/21/2020 0.00
5/22/2020 0.00
5/23/2020 0.00
5/24/2020 0.00
5/25/2020 0.12
5/26/2020 0.00
5/27/2020 0.00
5/28/2020 0.00
5/29/2020 0.09
5/30/2020 0.28
5/31/2020 0.24
6/1/2020 T
6/2/2020 0.03
6/3/2020 0.04
6/4/2020 0.01
6/5/2020 0.00
6/6/2020 0.27
6/7/2020 0.06
6/8/2020 0.00
6/9/2020 0.02
6/10/2020 0.00
6/11/2020 0.48
6/12/2020 0.00
6/13/2020 0.04
6/14/2020 0.00
6/15/2020 0.00
6/16/2020 0.00
6/17/2020 0.00
6/18/2020 0.00
6/19/2020 0.00
6/20/2020 0.00
6/21/2020 0.00
6/22/2020 0.00
6/23/2020 0.13
6/24/2020 0.04
6/25/2020 0.00
6/26/2020 T
6/27/2020 0.02
6/28/2020 0.06
6/29/2020 0.45
6/30/2020 0.02
Day of YearDaily PrcpMultiday Prcp
7/1/2020 0.00
7/2/2020 0.00
7/3/2020 0.05
7/4/2020 0.00
7/5/2020 0.01
7/6/2020 0.00
7/7/2020 0.00
7/8/2020 0.01
7/9/2020 0.00
7/10/2020 0.00
7/11/2020 0.24
7/12/2020 0.14
7/13/2020 T
7/14/2020 0.00
7/15/2020 0.00
7/16/2020 0.00
7/17/2020 0.06
7/18/2020 0.00
7/19/2020 0.19
7/20/2020 0.08
7/21/2020 0.00
7/22/2020 0.00
7/23/2020 0.16
7/24/2020 0.01
7/25/2020 0.00
7/26/2020 0.00
7/27/2020 0.01
7/28/2020 0.05
7/29/2020 0.00
7/30/2020 1.91
7/31/2020 1.73
8/1/2020 0.00
8/2/2020 0.00
8/3/2020 1.38
8/4/2020 0.07
8/5/2020 0.95
8/6/2020 0.03
8/7/2020 0.00
8/8/2020 0.00
8/9/2020 0.00
8/10/2020 0.09
8/11/2020 0.01
8/12/2020 0.17
8/13/2020 0.00
8/14/2020 0.00
8/15/2020 0.00
8/16/2020 0.00
8/17/2020 0.92
8/18/2020 0.00
8/19/2020 0.00
8/20/2020 0.00
8/21/2020 0.04
8/22/2020 0.00
8/23/2020 0.01
8/24/2020 0.50
8/25/2020 0.38
8/26/2020 0.00
8/27/2020 0.02
8/28/2020 0.30
8/29/2020 0.96
8/30/2020 0.58
8/31/2020 0.00
9/1/2020 0.00
9/2/2020 0.00
9/3/2020 0.33
9/4/2020 0.07
9/5/2020 0.05
9/6/2020 0.11
9/7/2020 T
9/8/2020 0.20
9/9/2020 0.05
9/10/2020 0.13
9/11/2020 0.00
9/12/2020 0.00
9/13/2020 0.09
9/14/2020 0.24
9/15/2020 0.00
9/16/2020 0.00
9/17/2020 0.00
9/18/2020 T
9/19/2020 0.00
9/20/2020 0.00
9/21/2020 0.00
9/22/2020 0.00
9/23/2020 0.00
9/24/2020 0.00
9/25/2020 0.02
9/26/2020 0.00
9/27/2020 0.00
9/28/2020 0.00
9/29/2020 0.28
9/30/2020 0.55



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2019 8:00 AM 0.26 M M M M Light rain about 10 to 11 pm, thunder storms 6-5 am.
10/2/2019 8:00 AM 0.03 M M M M Occasional short, light showers during day
10/3/2019 8:00 AM 0.00 0.0 M M M
10/4/2019 8:00 AM 0.13 M M M M Rain showers overnight
10/5/2019 8:00 AM 0.00 0.0 M M M
10/6/2019 8:00 AM T M M M M
10/7/2019 8:00 AM 0.04 M M M M Light rain 8-9 am, T at 1.00 pm
10/8/2019 8:00 AM 0.00 0.0 M M M
10/9/2019 8:00 AM 0.00 0.0 M M M
10/10/2019 8:00 AM 0.00 0.0 M M M
10/11/2019 8:00 AM 0.00 0.0 M M M
10/12/2019 8:00 AM 0.00 0.0 M M M
10/13/2019 8:00 AM 0.07 M M M M Light, sporadic showers until mid afternoon
10/14/2019 8:00 AM 0.00 0.0 M M M
10/15/2019 8:00 AM 0.02 M M M M Light showers until noon
10/16/2019 8:00 AM 0.00 0.0 M M M
10/17/2019 8:00 AM 1.39 M M M M Showers from noon, rain overnight, sometimes heavy, less heavy by5.30 am, drizzle at 8.00 am
10/18/2019 8:00 AM 0.38 0.0 M M M Light showers in morning
10/19/2019 8:00 AM 0.00 0.0 M M M
10/20/2019 8:00 AM 0.00 0.0 M M M
10/21/2019 8:00 AM 0.00 0.0 M M M
10/22/2019 8:00 AM 0.00 0.0 M M M
10/23/2019 8:00 AM 0.94 M M M M Light showers starting at noon, heavy late afternoon and early night.
10/24/2019 8:00 AM 0.00 0.0 M M M
10/25/2019 8:00 AM 0.02 M M M M Short shower around 10.00 am
10/26/2019 8:00 AM 0.02 M M M M Shower overnight
10/27/2019 8:00 AM 0.83 M M M M Rain beginning after midnight, continuing.
10/28/2019 8:00 AM 0.62 M M M M Light rain showers changing to drizzle by mid afternoon, dry by 5.00 pm
10/29/2019 8:00 AM 0.00 0.0 M M M
10/30/2019 8:00 AM 0.02 M M M M Rain shower about 11 pm
10/31/2019 8:00 AM 0.38 M M M M Rain showers during night, light rain ongoing
11/1/2019 8:00 AM 1.55 M M M M Light rain in evening then heavy overnight. Dry by early morning, with wind increasing to strong and gusty
11/2/2019 8:00 AM 0.00 0.0 M M M
11/3/2019 8:00 AM 0.22 M M M M Periods of light rain during day
11/4/2019 8:00 AM 0.04 M M M M Slight rain (Tr) in morning, rain showers 3.30 to 4.30 pm
11/5/2019 8:00 AM 0.00 0.0 M M M
11/6/2019 8:00 AM 0.01 T M M M Discontinuous layer of snow grains at 8.00 am
11/7/2019 8:00 AM 0.13 0.9 M M M Likely some rain then wet snow during night with pos. temps, dropping to -0.1 degC @ 6.00 am, -0.6 @ 8.00 am
11/8/2019 8:00 AM 0.02 0.4 M M M Snow flurries from 8-10 am, T of snow overnight
11/9/2019 8:00 AM 0.00 0.0 M M M
11/10/2019 8:00 AM 0.02 M M M M
11/11/2019 8:00 AM T M M M M Drizzle/light showers about 2-4 pm
11/12/2019 8:00 AM 0.36 6.3 M M M Snowing from 5.00 pm, some blowing, light flurries at 8.00 am
11/13/2019 8:00 AM 0.01 0.1 M M M Flurries from 8-10 am, short snow squall in early evening
11/14/2019 8:00 AM 0.06 0.7 M M M Began to snow early morning
11/15/2019 8:00 AM 0.08 0.7 M M M
11/16/2019 8:00 AM 0.03 0.1 M M M "Globules" of snow up to 3 mm diameter, variation of snow accumulation 1-3 mm
11/17/2019 8:00 AM 0.00 0.0 M M M
11/18/2019 8:00 AM 0.00 0.0 M M M
11/19/2019 8:00 AM 0.00 0.0 M M M
11/20/2019 8:00 AM 0.00 0.0 M M M
11/21/2019 8:00 AM 0.00 0.0 M M M
11/22/2019 8:00 AM 0.12 0.0 M M M Intermittent light rain from 7.00 pm and overnight, warm temps up to +7.00 deg, snow cover melted except previous drifts
11/23/2019 8:00 AM 0.01 0.0 M M M
11/24/2019 8:00 AM 0.00 0.0 M M M
11/25/2019 8:00 AM 0.00 0.0 M M M
11/26/2019 8:00 AM T 0.0 M M M Sprinkle @ 7.20-7.30 am, +4.0degC
11/27/2019 8:00 AM T 0.0 M M M Light shower at 7.45 am
11/28/2019 8:00 AM 0.59 T M M M Rain 3-6 pm at +3to4 degC, light showers and mist during evening. Shower of snow granules 6.30 to 7.30 am, +0.1 degC, yielding 1-2 mm discontinuous (about 50/50) ground cover
11/29/2019 8:00 AM 0.00 0.0 M M M
11/30/2019 8:00 AM 0.00 0.0 M M M
12/1/2019 8:00 AM 0.00 0.0 M M M
12/2/2019 8:00 AM 0.11 0.8 M M M Snow during night
12/3/2019 8:00 AM 0.00 0.0 M M M
12/4/2019 8:00 AM T T M M M Very light snow began about 6.00 am
12/5/2019 8:00 AM 0.09 0.5 M M M Snow overnight
12/6/2019 8:00 AM 0.05 0.5 M M M Light snow started overnight.
12/7/2019 8:00 AM 0.02 0.3 M M M
12/8/2019 8:00 AM 0.00 0.0 M M M
12/9/2019 8:00 AM T 0.0 M M M
12/10/2019 8:00 AM 0.23 0.0 M M M +6.2 degC
12/11/2019 8:00 AM 0.00 0.0 M M M
12/12/2019 8:00 AM 0.02 0.3 M M M Short snow squall about 5.00 pm
12/13/2019 8:00 AM 0.00 0.0 M M M
12/14/2019 8:00 AM 0.09 0.0 M M M
12/15/2019 8:00 AM 1.15 3.1 M M M 12.5 mm rain by 8.00 pm, 16.6 mm snow from 9.00 pm to before 3.00 am, temps. fell from +3decC on 14th to +0.1 at 3.am, -4.0 at 8.00 am. 7.5 cm snow and 0.5 cm frozen slush on platform
12/16/2019 8:00 AM T 0.1 M M M Flurries in afternoon
12/17/2019 8:00 AM 0.00 0.0 M M M
12/18/2019 8:00 AM 0.05 0.5 M M M
12/19/2019 8:00 AM T T M M M
12/20/2019 8:00 AM 0.00 0.0 M M M
12/21/2019 8:00 AM 0.00 0.0 M M M
12/22/2019 8:00 AM 0.00 0.0 M M M
12/23/2019 8:00 AM 0.00 0.0 M M M
12/24/2019 8:00 AM 0.00 0.0 M M M
12/25/2019 8:00 AM 0.00 0.0 M M M
12/26/2019 8:00 AM T M M M M Short period light freezing rain about 3-4.00 pm
12/27/2019 8:00 AM 0.01 M M M M Freezing rain
12/28/2019 8:00 AM 0.05 0.0 M M M Freezing rain
12/29/2019 8:00 AM 0.00 0.0 M M M
12/30/2019 8:00 AM 0.24 0.2 M M M Granular snow early evening then freezing rain, mix of grains on surface
12/31/2019 8:00 AM 1.14 4.3 M M M 1.5 cm refrozen snow and ice granules under 9.4 cm snow
1/1/2020 8:00 AM 0.18 0.8 M M M Periods of wet snow during the day at ca. +2 deg temp., some melting of snow on surface then refreezing of grains overnight, -1.9 deg.
1/2/2020 8:00 AM 0.05 0.2 M M M
1/3/2020 8:00 AM 0.00 0.0 M M M
1/4/2020 8:00 AM 0.00 0.0 M M M
1/5/2020 8:00 AM 0.09 1.1 M M M Periods of light snow afternoon and evening
1/6/2020 8:00 AM 0.09 1.1 M M M
1/7/2020 8:00 AM 0.09 1.5 M M M
1/8/2020 8:00 AM 0.01 0.1 M M M
1/9/2020 8:00 AM 0.00 0.0 M M M
1/10/2020 8:00 AM 0.00 0.0 M M M
1/11/2020 8:00 AM 0.27 0.0 M M M
1/12/2020 8:00 AM 2.07 1.0 M M M Rain 35.8 mm until 10 pm; freezing rain until about midnight, then granules and snow
1/13/2020 8:00 AM 0.05 0.7 M M M
1/14/2020 8:00 AM 0.02 0.1 M M M
1/15/2020 8:00 AM T T M M M
1/16/2020 8:00 AM 0.26 2.8 M M M Light snow in evening and overnight, ongoing
1/17/2020 8:00 AM 0.03 0.3 M M M
1/18/2020 8:00 AM 0.00 0.0 M M M
1/19/2020 8:00 AM 0.72 7.3 M M M Snow began 2.45 pm, stopped before 7.00 am: 13.7 mm/11.6 cm by 11.00 pm, 4.5 mm/7.0 cm by 8.00 am.
1/20/2020 8:00 AM 0.01 0.1 M M M Light snow in morning
1/21/2020 8:00 AM 0.00 0.0 M M M
1/22/2020 8:00 AM 0.00 0.0 M M M
1/23/2020 8:00 AM 0.00 0.0 M M M
1/24/2020 8:00 AM 0.00 0.0 M M M
1/25/2020 8:00 AM 0.00 0.0 M M M
1/26/2020 8:00 AM 0.76 5.0 M M M Freezing rain then frozen globules 8-10 am, then slushy snow at times through morning. In afternoon, wet snow including conglomeration of flakes up to 10 cm diam. Periods of lighter snow in evening. Temps. around freezing throughout. Accum. on surface very wet in bottom 1 cm layer.
1/27/2020 8:00 AM 0.34 0.6 M M M Periods of wet snow in daytime, pos. temps.
1/28/2020 8:00 AM 0.00 0.0 M M M
1/29/2020 8:00 AM T T M M M
1/30/2020 8:00 AM 0.00 0.0 M M M
1/31/2020 8:00 AM 0.00 0.0 M M M
2/1/2020 8:00 AM 0.02 0.2 M M M Flurries beginning at 9.30 pm, and light snow overnight
2/2/2020 8:00 AM 0.05 0.9 M M M Slight snow overnight, ongoing
2/3/2020 8:00 AM 0.03 0.3 M M M
2/4/2020 8:00 AM 0.00 0.0 M M M
2/5/2020 8:00 AM 0.00 0.0 M M M
2/6/2020 8:00 AM 0.03 0.5 M M M
2/7/2020 8:00 AM 0.44 5.1 M M M Snow overnight
2/8/2020 8:00 AM 0.12 2.1 M M M Snow and blowing snow afternoon and evening
2/9/2020 8:00 AM 0.00 0.0 M M M
2/10/2020 8:00 AM 0.17 2.1 M M M
2/11/2020 8:00 AM 0.02 0.3 M M M
2/12/2020 8:00 AM 0.00 0.0 M M M
2/13/2020 8:00 AM 0.06 1.5 M M M
2/14/2020 8:00 AM 0.07 0.8 M M M
2/15/2020 8:00 AM T T M M M
2/16/2020 8:00 AM 0.02 T M M M 0.2 cm on ~half of surface, no snow on half where blown off
2/17/2020 8:00 AM 0.00 0.0 M M M
2/18/2020 8:00 AM 0.09 0.7 M M M Snow and strong wind started 6.30 am.
2/19/2020 8:00 AM 0.14 0.2 M M M Surface had 0.2 cm snow atop 0.4 cm frozen layer (snow melted in +4 deg. temps. on 18th, then refrozen overnight at -4.0 deg by 8.00 am
2/20/2020 8:00 AM 0.00 0.0 M M M
2/21/2020 8:00 AM 0.00 0.0 M M M
2/22/2020 8:00 AM 0.00 0.0 M M M
2/23/2020 8:00 AM 0.00 0.0 M M M
2/24/2020 8:00 AM 0.00 0.0 M M M
2/25/2020 8:00 AM 0.00 0.0 M M M
2/26/2020 8:00 AM 0.00 0.0 M M M
2/27/2020 8:00 AM 0.93 3.9 M M M Light snow and drizzle until 8.00 pm, some rain mix overnight, snow heavier since 7.00 am, pos. temps. throughout. Lowest 2.5 cm of snow layer saturated.
2/28/2020 8:00 AM 0.36 4.1 M M M 0.3 cm refrozen slush at snow base
2/29/2020 8:00 AM 0.04 0.4 M M M
3/1/2020 8:00 AM 0.00 0.0 M M M
3/2/2020 8:00 AM 0.09 1.0 M M M
3/3/2020 8:00 AM 0.12 0.0 M M M Rain then drizzle in afternoon
3/4/2020 8:00 AM 0.56 0.0 M M M Rain and freezing rain in afternoon and evening
3/5/2020 8:00 AM 0.00 0.0 M M M
3/6/2020 8:00 AM 0.25 2.2 M M M
3/7/2020 8:00 AM 0.00 0.0 M M M
3/8/2020 8:00 AM 0.00 0.0 M M M
3/9/2020 8:00 AM 0.00 0.0 M M M
3/10/2020 8:00 AM 0.09 0.0 M M M Drizzle and light rain between 6.00 pm and morn., +6.6degC
3/11/2020 8:00 AM 0.08 0.0 M M M Occas. light rain from 8.00 am to 6.00 pm
3/12/2020 8:00 AM 0.00 0.0 M M M
3/13/2020 8:00 AM 0.21 0.0 M M M Rain began during night, now steady, moderate
3/14/2020 8:00 AM 0.13 0.0 M M M Rain until about noon
3/15/2020 8:00 AM 0.00 0.0 M M M
3/16/2020 8:00 AM 0.00 0.0 M M M
3/17/2020 8:00 AM 0.16 0.0 M M M Rain/freezing rain started overnight, ongoing
3/18/2020 8:00 AM 0.08 0.0 M M M Light rain in morning
3/19/2020 8:00 AM 0.00 0.0 M M M
3/20/2020 8:00 AM 0.15 0.0 M M M Rain overnight, dense fog since dawn
3/21/2020 8:00 AM 0.16 0.0 M M M Rain after noon for about an hour, with strong, gusty wind
3/22/2020 8:00 AM 0.00 0.0 M M M
3/23/2020 8:00 AM T T M M M Snow, just starting at 7.45 am
3/24/2020 8:00 AM 0.31 3.3 M M M Light snow until about 5.00 pm, becoming "wetter" as temp. rose to +0.5degC
3/25/2020 8:00 AM 0.00 0.0 M M M
3/26/2020 8:00 AM 0.01 M M M M Light rain began at 7:30am.
3/27/2020 8:00 AM 0.12 M M M M Sporadic rain in morning and aft.
3/28/2020 8:00 AM 0.00 0.0 M M M
3/29/2020 8:00 AM 0.06 M M M M Light rain started about 7.00 am, ongoing
3/30/2020 8:00 AM 0.76 M M M M Light, moderate and heavy rain at times throughout day, dry from 6-7 pm. About 4 mm overnight.
3/31/2020 8:00 AM 0.24 T M M M Periods of light rain and drizzle over 24 h, freezing drizzle 7-8 am giving trace of ice on platform, temp. near 0 degC
4/1/2020 8:00 AM 0.00 0.0 M M M
4/2/2020 8:00 AM 0.00 0.0 M M M
4/3/2020 8:00 AM 0.06 M M M M Light rain/drizzle, ongoing
4/4/2020 8:00 AM 0.03 M M M M Occasional ight rain and drizzle from 8.00 to mid afternoon
4/5/2020 8:00 AM 0.01 M M M M Light rain/drizzle, probably since 6.00 am
4/6/2020 8:00 AM 0.03 M M M M
4/7/2020 8:00 AM 0.00 0.0 M M M
4/8/2020 8:00 AM 0.00 0.0 M M M
4/9/2020 8:00 AM 0.05 M M M M
4/10/2020 8:00 AM 0.45 0.7 M M M 10.0 mm of rain/sleet/snow on morning of 9th, melted (10.0 mm WE), snow early morning of 10th, continuing, (1.5 mm WE)
4/11/2020 8:00 AM 0.01 M M M M
4/12/2020 8:00 AM 0.00 0.0 M M M
4/13/2020 8:00 AM 0.36 M M M M
4/14/2020 8:00 AM 0.55 M M M M Moderate rain periods and high wind until mid afternoon
4/15/2020 8:00 AM 0.07 0.8 M M M Snow during night
4/16/2020 8:00 AM 0.01 T M M M Occasional snow flurries over period
4/17/2020 8:00 AM 0.00 0.0 M M M
4/18/2020 8:00 AM 0.00 0.0 M M M
4/19/2020 8:00 AM 0.00 0.0 M M M
4/20/2020 8:00 AM 0.28 M M M M Rain showers , mostly in morning
4/21/2020 8:00 AM T T M M M Light showers of fine snow grains, 6-8 am at +1.1 degC
4/22/2020 8:00 AM 0.18 0.0 M M M Occasional rain and snow showers in morning and mid afternoon, positive temps. up to 6 degC
4/24/2020 8:00 AM 0.00 0.0 M M M
4/25/2020 8:00 AM 0.00 0.0 M M M
4/26/2020 8:00 AM 0.00 0.0 M M M
4/27/2020 8:00 AM 0.00 0.0 M M M
4/28/2020 8:00 AM 0.00 0.0 M M M
4/29/2020 8:00 AM 0.00 0.0 M M M
4/30/2020 8:00 AM 0.06 M M M M
5/1/2020 8:00 AM 1.85 M M M M
5/2/2020 8:00 AM 0.00 0.0 M M M
5/3/2020 8:00 AM 0.07 M M M M
5/4/2020 8:00 AM 0.00 0.0 M M M
5/5/2020 8:00 AM 0.00 0.0 M M M
5/6/2020 8:00 AM 0.00 0.0 M M M
5/7/2020 8:00 AM 0.00 0.0 M M M
5/8/2020 8:00 AM 0.03 0.2 M M M Sprinkling of snow pellets by 6.00 am, then heavier amount began at 7.15 am
5/9/2020 8:00 AM 0.04 0.0 M M M Periods of snow pellets 8.00 to 10 am, about 0.8 cm briefly on platform, then rising temps. melted it
5/10/2020 8:00 AM 0.00 0.0 M M M
5/11/2020 8:00 AM 0.00 0.0 M M M
5/12/2020 8:00 AM 0.00 0.0 M M M
5/13/2020 8:00 AM 0.00 0.0 M M M
5/14/2020 8:00 AM 0.00 0.0 M M M
5/15/2020 8:00 AM 0.02 M M M M A few light rain periods overnight
5/16/2020 8:00 AM 0.95 M M M M Heavy rain starting mid afternoon into evening
5/17/2020 8:00 AM 0.00 0.0 M M M
5/18/2020 8:00 AM 0.00 0.0 M M M
5/19/2020 8:00 AM 0.00 0.0 M M M
5/20/2020 8:00 AM 0.00 0.0 M M M
5/21/2020 8:00 AM 0.00 0.0 M M M
5/22/2020 8:00 AM 0.00 0.0 M M M
5/23/2020 8:00 AM 0.00 0.0 M M M
5/24/2020 8:00 AM 0.00 0.0 M M M
5/25/2020 8:00 AM 0.12 M M M M Rain from 3.30 am, stopped by 7.00 am
5/26/2020 8:00 AM 0.00 0.0 M M M
5/27/2020 8:00 AM 0.00 0.0 M M M
5/28/2020 8:00 AM 0.00 0.0 M M M
5/29/2020 8:00 AM 0.09 M M M M
5/30/2020 8:00 AM 0.28 M M M M
5/31/2020 8:00 AM 0.24 M M M M
6/1/2020 8:00 AM T M M M M
6/2/2020 8:00 AM 0.03 M M M M Trace during afternoon, then light rain began at 6.45 am
6/3/2020 8:00 AM 0.04 M M M M
6/4/2020 8:00 AM 0.01 M M M M
6/5/2020 8:00 AM 0.00 0.0 M M M
6/6/2020 8:00 AM 0.27 M M M M Thunder shower between 6 and 7 pm
6/7/2020 8:00 AM 0.06 M M M M Short thunder shower in afternoon, light showers in evening
6/8/2020 8:00 AM 0.00 0.0 M M M
6/9/2020 8:00 AM 0.02 M M M M
6/10/2020 8:00 AM 0.00 0.0 M M M
6/11/2020 8:00 AM 0.48 M M M M 1.4 mm in mid afternoon, remainder overnight
6/12/2020 8:00 AM 0.00 0.0 M M M
6/13/2020 8:00 AM 0.04 M M M M
6/14/2020 8:00 AM 0.00 0.0 M M M
6/15/2020 8:00 AM 0.00 0.0 M M M
6/16/2020 8:00 AM 0.00 0.0 M M M
6/17/2020 8:00 AM 0.00 0.0 M M M
6/18/2020 8:00 AM 0.00 0.0 M M M
6/19/2020 8:00 AM 0.00 0.0 M M M
6/20/2020 8:00 AM 0.00 0.0 M M M
6/21/2020 8:00 AM 0.00 0.0 M M M
6/22/2020 8:00 AM 0.00 0.0 M M M
6/23/2020 8:00 AM 0.13 M M M M Short heavy showers from 4-5 pm. First significant precip. in 11 days (only 1.0 mm on 13 June)
6/24/2020 8:00 AM 0.04 M M M M
6/25/2020 8:00 AM 0.00 0.0 M M M
6/26/2020 8:00 AM T M M M M
6/27/2020 8:00 AM 0.02 M M M M
6/28/2020 8:00 AM 0.06 M M M M
6/29/2020 8:00 AM 0.45 M M M M Thunder showers 7.00-8.00 pm
6/30/2020 8:00 AM 0.02 M M M M
7/1/2020 8:00 AM 0.00 0.0 M M M
7/2/2020 8:00 AM 0.00 0.0 M M M
7/3/2020 8:00 AM 0.05 M M M M
7/4/2020 8:00 AM 0.00 0.0 M M M
7/5/2020 8:00 AM 0.01 0.0 M M M
7/6/2020 8:00 AM 0.00 0.0 M M M
7/7/2020 8:00 AM 0.00 0.0 M M M
7/8/2020 8:00 AM 0.01 M M M M
7/9/2020 8:00 AM 0.00 0.0 M M M
7/10/2020 8:00 AM 0.00 0.0 M M M
7/11/2020 8:00 AM 0.24 M M M M Rain starting at 5.00 am, drizzle at 8.00am
7/12/2020 8:00 AM 0.14 M M M M
7/13/2020 8:00 AM T M M M M
7/14/2020 8:00 AM 0.00 0.0 M M M
7/15/2020 8:00 AM 0.00 0.0 M M M
7/16/2020 8:00 AM 0.00 0.0 M M M
7/17/2020 8:00 AM 0.06 M M M M Short heavy rain around 4.30 am, light shower 7.00 am
7/18/2020 8:00 AM 0.00 0.0 M M M
7/19/2020 8:00 AM 0.19 M M M M Heavy rain 6.00-6.30 am, lighting and thunder at a distance to east
7/20/2020 8:00 AM 0.08 M M M M 1.7 mm from 3-3.30 pm, 0.3 mm overnight
7/21/2020 8:00 AM 0.00 0.0 M M M
7/22/2020 8:00 AM 0.00 0.0 M M M
7/23/2020 8:00 AM 0.16 M M M M Light showers in evening
7/24/2020 8:00 AM 0.01 0.0 M M M
7/25/2020 8:00 AM 0.00 0.0 M M M
7/26/2020 8:00 AM 0.00 0.0 M M M
7/27/2020 8:00 AM 0.01 M M M M Short light shower at 4.30 am
7/28/2020 8:00 AM 0.05 M M M M 1.1 mm in short heavy shower at 3.00 pm, 0.2 mm at 7.00 pm
7/29/2020 8:00 AM 0.00 0.0 M M M
7/30/2020 8:00 AM 1.91 M M M M Shower 9-9.30am, 5.2 mm. Heavy to torrential rain 6.40 to 7.30 pm, 42.7 mm, and thunder heard during last 10 mins. 5.2 mm during night. Only 25.6 mm from 1 to 29 July. Real rain at last!
7/31/2020 8:00 AM 1.73 M M M M Torrential rain 43.6 mm from 3.30 - 4.20 pm. 92.5 mm in last 2 days, which exceeds YOW airport monthly norm of 89 mm. Only 25.6 mm in previous 29 days = 118.1 total for July.
8/1/2020 8:00 AM 0.00 0.0 M M M
8/2/2020 8:00 AM 0.00 0.0 M M M
8/3/2020 8:00 AM 1.38 M M M M Rain showers light to moderate, 8-12.45 pm, 8.2 mm; torrential rain 12.45-1 pm, 10.8 mm; heavy rain 4.15-4.45 pm 10.1 mm; torrential rain 5.25-5.50 pm, 4.0 mm
8/4/2020 8:00 AM 0.07 M M M M Light shower around 8.00 pm, other shower(s) after midnight
8/5/2020 8:00 AM 0.95 M M M M Intermittent light to moderate rain showers over last 24 h. Heavy rain storm between 8-9 pm.
8/6/2020 8:00 AM 0.03 M M M M
8/7/2020 8:00 AM 0.00 0.0 M M M
8/8/2020 8:00 AM 0.00 0.0 M M M
8/9/2020 8:00 AM 0.00 0.0 M M M
8/10/2020 8:00 AM 0.09 M M M M Showers from 11.30 am to 1.30 pm
8/11/2020 8:00 AM 0.01 M M M M
8/12/2020 8:00 AM 0.17 M M M M 2.2 mm in heavy shower at 2.30 pm, 2.1 mm at 5.30 pm
8/13/2020 8:00 AM 0.00 0.0 M M M
8/14/2020 8:00 AM 0.00 0.0 M M M
8/15/2020 8:00 AM 0.00 0.0 M M M
8/16/2020 8:00 AM 0.00 0.0 M M M
8/17/2020 8:00 AM 0.92 M M M M Heavy thunderstorms: 4.6 mm from 4.15-4.45 pm, 13.2 mm from 5.40-6.20 pm. Subtotal at 7.30 pm = 18.5 mm; overnight rainfall 4.9 mm.
8/18/2020 8:00 AM 0.00 0.0 M M M
8/19/2020 8:00 AM 0.00 0.0 M M M
8/20/2020 8:00 AM 0.00 0.0 M M M
8/21/2020 8:00 AM 0.04 M M M M Rain during night, before 5.00 am
8/22/2020 8:00 AM 0.00 0.0 M M M
8/23/2020 8:00 AM 0.01 M M M M Light shower before 6am.
8/24/2020 8:00 AM 0.50 M M M M 10 mm of total amt. fell between 8.30-9.30 pm, heavy thunderstorm. More rain overnight.
8/25/2020 8:00 AM 0.38 M M M M Short, heavy to torrential rain showers with thunder and lightning during afternoon: 1 mm in 5 mins @ 1.30 pm, 1.9 mm in 10 mins @ 3.30 pm, 0.3 mm in 5 min @ 4.30 pm, 6.1 mm in three bursts from 5 to 5.45 pm
8/26/2020 8:00 AM 0.00 0.0 M M M
8/27/2020 8:00 AM 0.02 M M M M
8/28/2020 8:00 AM 0.30 M M M M Light to moderate showers from 8.00 am to noon, a trace around 5.00 pm
8/29/2020 8:00 AM 0.96 M M M M Rain in second half of night, 9 mm @ 6.00 am; 15.5 mm of torrential rain 7.30 to 8.00 am
8/30/2020 8:00 AM 0.58 M M M M 5.0 mm from 8-8.50 am, light to heavy rain; 9.7 mm from about 3-5.30 pm in several torrential showers, with occasional thunder and lightning
8/31/2020 8:00 AM 0.00 0.0 M M M
9/1/2020 8:00 AM 0.00 0.0 M M M
9/2/2020 8:00 AM 0.00 0.0 M M M
9/3/2020 8:00 AM 0.33 M M M M High wind in afternoon, some showers, most of precip. during 5.30 to 6.00 pm, heavy storm, high wind
9/4/2020 8:00 AM 0.07 M M M M Short moderate shower ca. 9.00 pm
9/5/2020 8:00 AM 0.05 M M M M 2 light and 1 moderate short showers in late afternoon
9/6/2020 8:00 AM 0.11 M M M M Several short showers from 3.00 to 9.00 pm
9/7/2020 8:00 AM T M M M M Rain spots started at 7.50 am
9/8/2020 8:00 AM 0.20 M M M M 0.5 mm shower around 9.00 am, 4.7 mm heavier shower between 6-7 pm
9/9/2020 8:00 AM 0.05 M M M M
9/10/2020 8:00 AM 0.13 M M M M Rain shower mostly between and 5-6 pm, some drizzle early morning and fog
9/11/2020 8:00 AM 0.00 0.0 M M M
9/12/2020 8:00 AM 0.00 0.0 M M M
9/13/2020 8:00 AM 0.09 M M M M Light shower between 6 and 7.30 am
9/14/2020 8:00 AM 0.24 M M M M Rain showers in morning
9/15/2020 8:00 AM 0.00 0.0 M M M
9/16/2020 8:00 AM 0.00 0.0 M M M
9/17/2020 8:00 AM 0.00 0.0 M M M
9/18/2020 8:00 AM T M M M M Moisture from heavy dew or melted frost
9/19/2020 8:00 AM 0.00 0.0 M M M
9/20/2020 8:00 AM 0.00 0.0 M M M
9/21/2020 8:00 AM 0.00 0.0 M M M
9/22/2020 8:00 AM 0.00 0.0 M M M
9/23/2020 8:00 AM 0.00 0.0 M M M
9/24/2020 8:00 AM 0.00 0.0 M M M
9/25/2020 8:00 AM 0.02 M M M M Short, light shower in mid afternoon
9/26/2020 8:00 AM 0.00 0.0 M M M
9/27/2020 8:00 AM 0.00 0.0 M M M
9/28/2020 8:00 AM 0.00 0.0 M M M
9/29/2020 8:00 AM 0.28 M M M M Light rain from before 5.30 am until 7.30 am, then drizzle. First rain in 15 days, except for 0.5 mm on 25 Sept.
9/30/2020 8:00 AM 0.55 M M M M 7 mm during night before 5.30 am, light rain 5.30 - 6.30 am, with some moderate rain until 8.00 am



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