Station Overview Station Location
Station Number MA-BA-43 Latitude 41.674085
Station Name Chatham 0.4 WSW Longitude -69.969369
County Barnstable Elevation (ft) 28



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 14 3.60 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 14 3.87 2.59 9 2.59 9 0.00 0 0 3 0 0.0 0 0
Dec 14 3.98 5.94 20 5.94 20 0.00 0 0 11 1 0.0 0 0
Jan 15 3.82 0.79 5 0.79 5 0.00 0 0 3 0 0.0 0 0
Feb 15 3.85 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 15 4.64 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 15 4.46 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 15 3.64 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 15 3.59 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 15 3.03 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 15 3.45 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 15 3.68 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 45.61" 9.32" 34 days 9.32" 34 0.00" 0 days 0 17 days 1 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
10/1/2014
10/2/2014
10/3/2014
10/4/2014
10/5/2014
10/6/2014
10/7/2014
10/8/2014
10/9/2014
10/10/2014
10/11/2014
10/12/2014
10/13/2014
10/14/2014
10/15/2014
10/16/2014
10/17/2014
10/18/2014
10/19/2014
10/20/2014
10/21/2014
10/22/2014
10/23/2014
10/24/2014
10/25/2014
10/26/2014
10/27/2014
10/28/2014
10/29/2014
10/30/2014
10/31/2014
11/1/2014
11/2/2014
11/3/2014
11/4/2014
11/5/2014
11/6/2014
11/7/2014
11/8/2014
11/9/2014
11/10/2014
11/11/2014
11/12/2014
11/13/2014
11/14/2014
11/15/2014
11/16/2014 0.00
11/17/2014 0.31
11/18/2014 2.14
11/19/2014 0.00
11/20/2014 0.00
11/21/2014 0.00
11/22/2014 0.00
11/23/2014
11/24/2014 0.14
11/25/2014
11/26/2014
11/27/2014
11/28/2014
11/29/2014
11/30/2014 0.00
12/1/2014 0.00
12/2/2014 0.07
12/3/2014 0.12
12/4/2014
12/5/2014 0.00
12/6/2014 0.18
12/7/2014 1.98
12/8/2014
12/9/2014
12/10/2014 2.95
12/11/2014 0.12
12/12/2014 0.00
12/13/2014 0.00
12/14/2014 0.05
12/15/2014 0.00
12/16/2014 0.00
12/17/2014 0.26
12/18/2014 0.02
12/19/2014 0.00
12/20/2014 T
12/21/2014 0.10
12/22/2014 0.09
12/23/2014
12/24/2014
12/25/2014
12/26/2014
12/27/2014
12/28/2014
12/29/2014
12/30/2014
12/31/2014 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2015 0.00
1/2/2015 0.00
1/3/2015
1/4/2015 0.50
1/5/2015 0.28
1/6/2015
1/7/2015
1/8/2015 0.01
1/9/2015
1/10/2015
1/11/2015
1/12/2015
1/13/2015
1/14/2015
1/15/2015
1/16/2015
1/17/2015
1/18/2015
1/19/2015
1/20/2015
1/21/2015
1/22/2015
1/23/2015
1/24/2015
1/25/2015
1/26/2015
1/27/2015
1/28/2015
1/29/2015
1/30/2015
1/31/2015
2/1/2015
2/2/2015
2/3/2015
2/4/2015
2/5/2015
2/6/2015
2/7/2015
2/8/2015
2/9/2015
2/10/2015
2/11/2015
2/12/2015
2/13/2015
2/14/2015
2/15/2015
2/16/2015
2/17/2015
2/18/2015
2/19/2015
2/20/2015
2/21/2015
2/22/2015
2/23/2015
2/24/2015
2/25/2015
2/26/2015
2/27/2015
2/28/2015
3/1/2015
3/2/2015
3/3/2015
3/4/2015
3/5/2015
3/6/2015
3/7/2015
3/8/2015
3/9/2015
3/10/2015
3/11/2015
3/12/2015
3/13/2015
3/14/2015
3/15/2015
3/16/2015
3/17/2015
3/18/2015
3/19/2015
3/20/2015
3/21/2015
3/22/2015
3/23/2015
3/24/2015
3/25/2015
3/26/2015
3/27/2015
3/28/2015
3/29/2015
3/30/2015
3/31/2015
Day of YearDaily PrcpMultiday Prcp
4/1/2015
4/2/2015
4/3/2015
4/4/2015
4/5/2015
4/6/2015
4/7/2015
4/8/2015
4/9/2015
4/10/2015
4/11/2015
4/12/2015
4/13/2015
4/14/2015
4/15/2015
4/16/2015
4/17/2015
4/18/2015
4/19/2015
4/20/2015
4/21/2015
4/22/2015
4/23/2015
4/24/2015
4/25/2015
4/26/2015
4/27/2015
4/28/2015
4/29/2015
4/30/2015
5/1/2015
5/2/2015
5/3/2015
5/4/2015
5/5/2015
5/6/2015
5/7/2015
5/8/2015
5/9/2015
5/10/2015
5/11/2015
5/12/2015
5/13/2015
5/14/2015
5/15/2015
5/16/2015
5/17/2015
5/18/2015
5/19/2015
5/20/2015
5/21/2015
5/22/2015
5/23/2015
5/24/2015
5/25/2015
5/26/2015
5/27/2015
5/28/2015
5/29/2015
5/30/2015
5/31/2015
6/1/2015
6/2/2015
6/3/2015
6/4/2015
6/5/2015
6/6/2015
6/7/2015
6/8/2015
6/9/2015
6/10/2015
6/11/2015
6/12/2015
6/13/2015
6/14/2015
6/15/2015
6/16/2015
6/17/2015
6/18/2015
6/19/2015
6/20/2015
6/21/2015
6/22/2015
6/23/2015
6/24/2015
6/25/2015
6/26/2015
6/27/2015
6/28/2015
6/29/2015
6/30/2015
Day of YearDaily PrcpMultiday Prcp
7/1/2015
7/2/2015
7/3/2015
7/4/2015
7/5/2015
7/6/2015
7/7/2015
7/8/2015
7/9/2015
7/10/2015
7/11/2015
7/12/2015
7/13/2015
7/14/2015
7/15/2015
7/16/2015
7/17/2015
7/18/2015
7/19/2015
7/20/2015
7/21/2015
7/22/2015
7/23/2015
7/24/2015
7/25/2015
7/26/2015
7/27/2015
7/28/2015
7/29/2015
7/30/2015
7/31/2015
8/1/2015
8/2/2015
8/3/2015
8/4/2015
8/5/2015
8/6/2015
8/7/2015
8/8/2015
8/9/2015
8/10/2015
8/11/2015
8/12/2015
8/13/2015
8/14/2015
8/15/2015
8/16/2015
8/17/2015
8/18/2015
8/19/2015
8/20/2015
8/21/2015
8/22/2015
8/23/2015
8/24/2015
8/25/2015
8/26/2015
8/27/2015
8/28/2015
8/29/2015
8/30/2015
8/31/2015
9/1/2015
9/2/2015
9/3/2015
9/4/2015
9/5/2015
9/6/2015
9/7/2015
9/8/2015
9/9/2015
9/10/2015
9/11/2015
9/12/2015
9/13/2015
9/14/2015
9/15/2015
9/16/2015
9/17/2015
9/18/2015
9/19/2015
9/20/2015
9/21/2015
9/22/2015
9/23/2015
9/24/2015
9/25/2015
9/26/2015
9/27/2015
9/28/2015
9/29/2015
9/30/2015



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
11/16/2014 7:00 AM 0.00 0.0 M M M Temp: 35, Wind: Light WNW
11/17/2014 7:00 AM 0.31 M M M M Temp: 46 F, Wind: E at 5mph
11/18/2014 7:00 AM 2.14 M M M M Following a day of light rain and drizzle, very heavy rain with some lightning began at approximately 18:30 last night; significant flooding was observed at 22:00 on Chatham streets. Total accumulation of rain for the event was 2.45" at station. Currently, the winds are light NW and the temperature is 46F; the barometer is at 29.74" and rising.
11/19/2014 7:00 AM 0.00 0.0 M M M Clear and cold. Temperature: 28F; Wind: WNW @10 mph; Barometer: 30.3"; Relative Humidity: 36%
11/20/2014 7:00 AM 0.00 0.0 M M M Temp: 38F, Wind: Light SW, Barometer: 30.12", Relative Humidity: 78%
11/21/2014 7:00 AM 0.00 0.0 M M M Windy, Clear & Cold; Wind: WNW @ 20mph+; Temp: 32F; Barometer: 30.22; Relative Humidity: 45%
11/22/2014 7:00 AM 0.00 0.0 M M M Clear and cold; Temp: 28F; Wind: Light NW; Barometer: 30.6"; Relative Humidity: 56%
11/24/2014 7:00 AM 0.14 M M M M Overcast with rain and wind. Temp: 55; Wind: SSE-25mph; Barometer: 30.08" and falling; Relative Humidity: 92%
11/30/2014 7:00 AM 0.00 0.0 M M M Clear and unseasonably warm. Temp. 54F, Wind: Light W, Barometer: 30.3
12/1/2014 7:00 AM 0.00 0.0 M M M Warm with Clouds & Sun. Temp: 50F, Wind: Light SW, Barometer: 30.28", Relative Humidity: 88%
12/2/2014 7:00 AM 0.07 M M M M
12/3/2014 7:00 AM 0.12 M M M M Overcast; Wind: SW at 10; Barometer: 30.28"; Temp: 52F; Relative Humidity: 89%
12/5/2014 7:00 AM 0.00 0.0 M M M Mostly clear with a few low clouds; Temperature 32F, with winds calm (North), the Barometer is 30.75" and the Relative Humidity is 65%
12/6/2014 7:00 AM 0.18 M M M M Solid Overcast & Some High Fog, with Light Rain Falling. Temp: 48F, Wind: Light SSW, Barometer: 30.4", Relative Humidity: 90%
12/7/2014 7:00 AM 1.98 M M M M Overcast windy and raw, currently no precipitation is falling, however there was considerable rain accumulation in the last 24 hours. Winds: ENE 15mph to 25mph, with higher gusts; Temp: 38F; Barometer:30.42; Relative Humidity: 92%
12/10/2014 7:00 AM 2.95 M M M M Overcast with light rain falling. Winds are light out of the NE, and the Temperature is 47F. The Barometer is at 29.6" and rising and the Relative Humidity is 92%.
12/11/2014 7:00 AM 0.12 M M M M Clearing, Windy, and Colder with Low Broken Clouds. Temp: 40F, Wind: Westerly @ 15-20 mph, Barometer: 29.72"and rising; Relative Humidity: 68%
12/12/2014 7:00 AM 0.00 0.0 M M M Mostly clear and colder. Temp: 32F Wind: West at 5mph
12/13/2014 7:00 AM 0.00 0.0 M M M Overcast, cool, threatening rain or mixed precipitation. Temp: 34, Wind: light Easterly, 29.96 and falling
12/14/2014 7:00 AM 0.05 M M M M Overcast. Temperature 42 degrees F. Winds calm. Barometer 29.96 in and steady.
12/15/2014 7:00 AM 0.00 0.0 M M M Heavy frost; mostly clear with some low clouds. Temp: 30, Wind: Calm-North, Barometer: 30.16 and rising
12/16/2014 7:00 AM 0.00 0.0 M M M Overcast; threatening rain. Temp: 44F, Wind: Light NE, Barometer: 30.3"
12/17/2014 7:00 AM 0.26 M M M M Overcast, with light rain. Temp: 50F , Wind: Light NNE, Barometer: 29.88"
12/18/2014 7:00 AM 0.02 M M M M Low overcast, with light rain. Temp: 39F, Wind: West at 10 to 15 MPH, Barometer: 29.96 and rising
12/19/2014 7:00 AM 0.00 0.0 M M M Low overcast, Temp: 36F, Wind: Light WNW, Barometer: 30.06 and rising, Relative Humidity: 66%
12/20/2014 7:00 AM T M M M M Overcast and threatening rain. Temp: 36F, Wind: Light NW, Barometer: 30.35", Relative Humidity: 75%
12/21/2014 7:00 AM 0.10 M M M M Broken overcast with wind from the East at 5mph; Temperature is 40F and the Barometer shows 30.42".
12/22/2014 7:00 AM 0.09 M M M M Broken overcast with light rain. Temp: 38F, Wind: East at 5 MPH, Barometer: 30.5"
12/31/2014 7:00 AM 0.00 0.0 M M M High clouds, wind is NW and light. Temp: 29F; Barometer: 30.48; Relative Humidity: 46%
1/1/2015 10:45 AM 0.00 0.0 M M M Clear and cold, 30.24 in, winds West at 5 mph, 29 degrees F
1/2/2015 7:00 AM 0.00 0.0 M M M Clear and seasonable. Temp: 33F; Barometer: 30.22"; Relative Humidity: 47%; Wind: West @ 5 mph
1/4/2015 8:30 AM 0.50 M M M M Foggy, light wind, 46°F, began as snow and turning to rain after 10 PM
1/5/2015 7:00 AM 0.28 M M M M Clear and windy.
1/8/2015 7:00 AM 0.01 M M M M Overcast, windy, and cold, with a dusting of snow. Wind out of the WNW; Temperature: 8F; Barometer: 30.42"



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