Station Overview Station Location
Station Number NY-NG-18 Latitude 43.058436
Station Name North Tonawanda 1.7 NE Longitude -78.83951
County Niagara Elevation (ft) 575



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 3.30 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 10 3.61 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 10 3.37 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 11 2.72 0.00 3 0.00 3 0.00 0 0 0 0 0.0 0 0
Feb 11 2.31 0.00 1 0.00 1 0.00 0 0 0 0 0.0 0 0
March 11 2.76 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 11 3.15 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 11 3.18 4.04 7 2.04 5 2.00 2 1 5 0 0.0 0 0
June 11 3.52 1.60 4 1.60 4 0.00 0 0 4 0 0.0 0 0
July 11 3.49 1.53 4 1.53 4 0.00 0 0 4 0 0.0 0 0
Aug 11 3.14 1.59 7 1.59 7 0.00 0 0 7 0 0.0 0 0
Sept 11 3.69 4.89 25 4.89 25 0.00 0 0 14 0 0.0 0 0
Water Year Totals: 38.24" 13.65" 51 days 11.65" 49 2.00" 2 days 1 34 days 0 days 0.0" 0 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
10/1/2010
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
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
11/24/2010
11/25/2010
11/26/2010
11/27/2010
11/28/2010
11/29/2010
11/30/2010
12/1/2010
12/2/2010
12/3/2010
12/4/2010
12/5/2010
12/6/2010
12/7/2010
12/8/2010
12/9/2010
12/10/2010
12/11/2010
12/12/2010
12/13/2010
12/14/2010
12/15/2010
12/16/2010
12/17/2010
12/18/2010
12/19/2010
12/20/2010
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
12/31/2010
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
1/10/2011
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
1/20/2011
1/21/2011 0.00
1/22/2011 0.00
1/23/2011
1/24/2011
1/25/2011
1/26/2011 0.00
1/27/2011
1/28/2011
1/29/2011
1/30/2011
1/31/2011
2/1/2011
2/2/2011
2/3/2011
2/4/2011
2/5/2011
2/6/2011
2/7/2011
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
2/21/2011
2/22/2011
2/23/2011
2/24/2011
2/25/2011
2/26/2011
2/27/2011
2/28/2011
3/1/2011
3/2/2011
3/3/2011
3/4/2011
3/5/2011
3/6/2011
3/7/2011
3/8/2011
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
3/28/2011
3/29/2011
3/30/2011
3/31/2011
Day of YearDaily PrcpMultiday Prcp
4/1/2011
4/2/2011
4/3/2011
4/4/2011
4/5/2011
4/6/2011
4/7/2011
4/8/2011
4/9/2011
4/10/2011
4/11/2011
4/12/2011
4/13/2011
4/14/2011
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 M 2.00
5/19/2011
5/20/2011
5/21/2011
5/22/2011
5/23/2011
5/24/2011 0.14
5/25/2011
5/26/2011 0.50
5/27/2011 0.54
5/28/2011 0.20
5/29/2011
5/30/2011 0.66
5/31/2011
6/1/2011
6/2/2011
6/3/2011
6/4/2011
6/5/2011
6/6/2011
6/7/2011 0.22
6/8/2011
6/9/2011
6/10/2011
6/11/2011
6/12/2011
6/13/2011
6/14/2011 0.13
6/15/2011
6/16/2011
6/17/2011
6/18/2011
6/19/2011
6/20/2011
6/21/2011
6/22/2011 1.00
6/23/2011
6/24/2011
6/25/2011 0.25
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 0.50
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 0.10
7/29/2011 0.10
7/30/2011
7/31/2011 0.83
8/1/2011
8/2/2011 0.13
8/3/2011
8/4/2011 0.10
8/5/2011
8/6/2011
8/7/2011
8/8/2011 0.08
8/9/2011
8/10/2011 0.30
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 0.80
8/26/2011 0.03
8/27/2011
8/28/2011
8/29/2011
8/30/2011 0.15
8/31/2011
9/1/2011
9/2/2011
9/3/2011
9/4/2011 0.19
9/5/2011 0.39
9/6/2011
9/7/2011 0.04
9/8/2011 0.07
9/9/2011 0.07
9/10/2011 0.00
9/11/2011
9/12/2011 0.02
9/13/2011 0.00
9/14/2011 0.06
9/15/2011 0.26
9/16/2011 0.00
9/17/2011 0.00
9/18/2011 0.00
9/19/2011 0.00
9/20/2011 0.46
9/21/2011 0.00
9/22/2011 0.30
9/23/2011 0.00
9/24/2011 0.85
9/25/2011 0.00
9/26/2011 0.00
9/27/2011 0.00
9/28/2011 0.56
9/29/2011 0.07
9/30/2011 1.55



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
1/21/2011 7:00 AM 0.00 0.0 M M M No snow falling at this time............23 mph wind gust at 9;34am
1/22/2011 7:00 AM 0.00 0.0 M M M It is 10;02am, No snow is falling it this time.
1/26/2011 7:00 AM 0.00 0.0 M M M It Is 10;00am, It is not snowing at this time. Wind 1 mph S East.Temp 30.
2/16/2011 7:00 AM 0.00 0.0 0.09 M 0.90 Melted snow, Began overnight in a 24 Hour Observation time.
5/18/2011 7:00 AM M M M M M Raining for 3 day's, Will this ever stop. (this was a 2-day report per observer. will be corrected. kv)
5/24/2011 7:00 AM 0.14 M M M M Was outside in my garage, a lot of lightning but did not last long, winds SE 15 to 20 mph. Was over by 10pm.
5/26/2011 9:00 AM 0.50 M M M M Rain was off and on all night, t-storm at 9 pm. Heaviest precipitation-during storm hours.
5/27/2011 9:00 AM 0.54 M M M M Rain was falling off and on, T/Storm
5/28/2011 9:25 AM 0.20 M M M M Some rain, chance of a T-Storm today......
5/30/2011 6:00 AM 0.66 M M M M Strong Thunderstorm's, Lighting, Heavy Downpour's
6/7/2011 9:00 AM 0.22 M M M M Thunder Storm, Winds SE 5 To 10
6/14/2011 8:00 AM 0.13 M M M M Vary little rain fall, between 9 & 11 PM.
6/22/2011 9:00 AM 1.00 M M M M Precipitation off & on throughout the night,Good light show,
6/25/2011 10:00 AM 0.25 M M M M
7/7/2011 10:00 AM 0.50 M M M M Rain off and on through night.
7/28/2011 7:00 AM 0.10 M M M M
7/29/2011 4:00 AM 0.10 M M M M Severe Thunderstorm Watch 689, for WNY till 5am
7/31/2011 7:00 AM 0.83 M M M M (edit: daily precip initially recorded as 0.83". changed to NA due to MDR suspicion. observer contacted. P.G.) (observer-confirmed 0.83". P.G.)
8/2/2011 6:00 AM 0.13 M M M M
8/4/2011 7:00 AM 0.10 M M M M Rain between 3pm & 5pm, No rain overnight.
8/8/2011 6:00 AM 0.08 M M M M
8/10/2011 7:00 AM 0.30 M M M M T/Storm, 3am
8/25/2011 7:00 AM 0.80 M M M M Heavy thunder storms overnight
8/26/2011 8:00 AM 0.03 M M M M
8/30/2011 7:00 AM 0.15 M M M M Rain late in the day, with a downpour,mostly sunny. Wind 5 MPH
9/4/2011 7:00 AM 0.19 M M M M Strong storms 5am good light show. Storm moving at 45 MPH Winds 15 to 20 mph, gust 30
9/5/2011 7:00 AM 0.39 M M M M Rain 9pm, off and on some rain overnight.
9/7/2011 7:00 AM 0.04 M M M M Trace,rain overnight light breeze-5 MPH NE
9/8/2011 7:00 AM 0.07 M M M M Rain was light off and on all night,we did not get the rain they say we were going to get. light winds-SE 5 mph
9/9/2011 6:00 AM 0.07 M M M M Light Precip Winds SE 2mph
9/10/2011 7:00 AM 0.00 0.0 M M M
9/12/2011 7:00 AM 0.02 M M M M Winds W 0/2mph
9/13/2011 7:00 AM 0.00 0.0 M M M No precip, Winds NW 0-2MPH T/Storms moving into the Niagara County Today.
9/14/2011 7:00 AM 0.06 M M M M Trace of rain, 5pm. Winds NE 10-25 Guests to 40 MPH
9/15/2011 7:00 AM 0.26 M M M M Light Rain Through The Night, Calm Winds SW 0/1 MPH Cooler Temps. 50's
9/16/2011 7:00 AM 0.00 0.0 M M M Light winds, NW 2MPH Temp 43
9/17/2011 7:00 AM 0.00 0.0 M M M Calm winds SE 0-2 MPH Temp 49"
9/18/2011 7:00 AM 0.00 0.0 M M M Temp 45, Winds NE 0-1
9/19/2011 7:00 AM 0.00 0.0 M M M Winds SW Calm, Temp 45. Rain today heavy a times thunder.
9/20/2011 7:00 AM 0.46 M M M M Winds NE 3mph,Light Rain. W/Downpour between 12/1230am Temp 59
9/21/2011 7:00 AM 0.00 0.0 M M M Winds Calm, Temp 56 Rain Today/T Storms
9/22/2011 7:00 AM 0.30 M M M M T/Storm 7pm Some Damage To Small Trees Winds 15 To 20 MPH, Morning Temp 67. Winds Light NW 1 MPH
9/23/2011 7:00 AM 0.00 0.0 M M M Light Winds SE 2-4 MPH Temp 59
9/24/2011 7:00 AM 0.85 M M M M Strong thunder storms 8 pm, damage To trees, power lines down. Winds NE 10 to 15 Guest 20 MPH Rain fell within a 2 to 3 hour's.
9/25/2011 7:00 AM 0.00 0.0 M M M Temp 59, Winds Light SE 2 MPH Barometer 30.11
9/26/2011 7:00 AM 0.00 0.0 M M M Calm Winds SE, Temp 62 Barometer 29.94, Forecast Sunny High 80
9/27/2011 7:00 AM 0.00 0.0 M M M Calm Winds SW, Temp 69. High Today 75, Mix Sun/Clouds Barometer 29.81
9/28/2011 7:00 AM 0.56 M M M M Rain over night Winds SE 1-2 MPH Temp 59, Rain today, Barometer 29.84
9/29/2011 7:00 AM 0.07 M M M M Winds Calm; Fog, Barometer 29.71 Temp 58, Cooler temps today
9/30/2011 7:00 AM 1.55 M M M M Light Rain 1 pm all day event; T/Storm's Hard Rainfall 1:15 pm/3 pm Winds Light NE 0-5 MPH: Barometric Pressure 29.52



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
5/17/2011 5/18/2011 7:00 AM 2 2.00 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