Station Overview Station Location
Station Number MI-WY-39 Latitude 42.423192
Station Name Northville 1.5 SW Longitude -83.511038
County Wayne Elevation (ft) 876



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 2.79 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 10 2.78 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 10 2.46 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 11 2.01 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 11 1.86 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 11 2.18 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 11 2.94 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 11 3.32 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 11 3.43 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 11 3.23 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 11 3.22 0.85 15 0.84 13 0.01 2 1 4 1 0.0 0 0
Sept 11 3.23 5.23 30 5.23 30 0.00 0 0 16 1 0.0 0 0
Water Year Totals: 33.45" 6.08" 45 days 6.07" 43 0.01" 2 days 1 20 days 2 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
1/22/2011
1/23/2011
1/24/2011
1/25/2011
1/26/2011
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
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
5/19/2011
5/20/2011
5/21/2011
5/22/2011
5/23/2011
5/24/2011
5/25/2011
5/26/2011
5/27/2011
5/28/2011
5/29/2011
5/30/2011
5/31/2011
6/1/2011
6/2/2011
6/3/2011
6/4/2011
6/5/2011
6/6/2011
6/7/2011
6/8/2011
6/9/2011
6/10/2011
6/11/2011
6/12/2011
6/13/2011
6/14/2011
6/15/2011
6/16/2011
6/17/2011
6/18/2011
6/19/2011
6/20/2011
6/21/2011
6/22/2011
6/23/2011
6/24/2011
6/25/2011
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
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
7/29/2011
7/30/2011
7/31/2011
8/1/2011
8/2/2011
8/3/2011
8/4/2011
8/5/2011
8/6/2011
8/7/2011
8/8/2011
8/9/2011
8/10/2011
8/11/2011
8/12/2011
8/13/2011
8/14/2011
8/15/2011
8/16/2011
8/17/2011 **
8/18/2011 0.01
8/19/2011 T
8/20/2011 0.00
8/21/2011 0.48
8/22/2011 0.01
8/23/2011 0.00
8/24/2011 0.24
8/25/2011 0.11
8/26/2011 0.00
8/27/2011 0.00
8/28/2011 0.00
8/29/2011 0.00
8/30/2011 0.00
8/31/2011 0.00
9/1/2011 0.00
9/2/2011 0.00
9/3/2011 0.00
9/4/2011 0.10
9/5/2011 0.00
9/6/2011 T
9/7/2011 0.00
9/8/2011 0.76
9/9/2011 0.59
9/10/2011 1.29
9/11/2011 0.13
9/12/2011 0.00
9/13/2011 0.01
9/14/2011 0.00
9/15/2011 0.24
9/16/2011 0.00
9/17/2011 0.00
9/18/2011 0.00
9/19/2011 0.02
9/20/2011 0.37
9/21/2011 0.00
9/22/2011 0.00
9/23/2011 0.20
9/24/2011 0.20
9/25/2011 0.00
9/26/2011 0.22
9/27/2011 0.64
9/28/2011 0.20
9/29/2011 0.07
9/30/2011 0.19



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
8/19/2011 8:25 AM T 0.0 0.00 0.0 0.00 The trace came from some very light sprinkles associated with air mass type thundershjowers in the area yesterday early afternoon; this morning ists sunny, 62.2 F with a 59 F dew point, calm winds and heavy dew
8/20/2011 7:30 AM 0.00 0.0 0.00 0.0 0.00 Just a few Cc this morning along with abundant sunshine, 59.9 F, 59 F dew point, calm winds, steady pressure at 30.01" Hg and heavy dew
8/21/2011 7:00 AM 0.48 0.0 0.00 0.0 0.00 A line of moderate thunderstorms preceded a weak cold front passing from NW to SE yesterday late afternoon, severe weather was in the general area but none occurred at this station, just brief heavy rain and gusty winds, max rain rate of 3.41"/hr occurred at 16:52; this morning its partly cloudy (Cc), 64.8 F, 64 F dew point, light W winds, steady pressure at 29.97" Hg and heavy dew
8/22/2011 7:00 AM 0.01 0.0 0.00 0.0 0.00 Just a brief sprinkle yesterday morning produced all of 0.01" of rain, as the day progressed the humidity dropped, the sky cleared and the wind increased yielding a gorgeous afternoon and evening; this morning its clear, very light W breezes, normal diurnal variation of pressure at 30.11" Hg, 51.4 F with a dew point of 50 F and moderate dew
8/23/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Yesterday was another gorgeous day with sunshine, temps in the middle 70's, light winds and low humidity; this morning its mostly clear (few Ci & Cc), calm winds, 52.7 F with a 52 F dew point, steady pressure at 30.11" Hg and heavy dew
8/24/2011 6:55 AM 0.24 0.0 0.00 0.0 0.00 Light showers late last night gave way to weak thunderstorms which began around 02:00 this morning, lots of lightning and thunder but not much wind and only brief periods of rain; this morning the sky is clear as the cluster of thunderstorms have moved off to the ESE, very light ESE breezes, 65.5 F with a 64 F dew point, slowly falling pressure at 29.80" Hg and wet ground; rain gauge comp - CoCoRaHS @ 0.24" vs. Davis V-P2 @ 0.26"
8/25/2011 7:00 AM 0.11 0.0 0.00 0.0 0.00 Despite much severe weather in the general area we saw only a brief downpour along with lightning and thunder; this morning its clear, 62.0 F with a dew point of 59 F, calm winds, steady pressure at 29.84" Hg and heavy dew
8/26/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Clear this morning with a crisp 52.7 F air temp, 52 F dew point, calm winds, steady pressure at 30.12" Hg and heavy dew
8/27/2011 6:45 AM 0.00 0.0 0.00 0.0 0.00 Clear, 57.1 F, 57 F dewpoint, calm winds, steady pressure at 29.98" Hg and heavy dew; early reading due to annual Alzheimner's 'Walk for the Cure' event this morning at Detroit Zoo
8/28/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Another clear morning at 58.5 F with a 55 F dew point, light NNW breezes, steady pressure at 29.87" Hg and moderate dew
8/29/2011 6:55 AM 0.00 0.0 0.00 0.0 0.00 Yet another clear and crisp morning at 51.1 F with a 49 F dew point, steady pressure at 30.08" Hg, calm winds and heavy dew
8/30/2011 6:55 AM 0.00 0.0 0.00 0.0 0.00 Another clear morning with just a few Ci, 53.8 F with a 51 F dew point, calm winds, steady pressure at 30.19" Hg and moderate dew
8/31/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 A bit warmer and more humid this morning with a light overcast, 61.3 F with a dew point of 59 F, calm winds, steady pressure at 30.18" Hg and light dew
9/1/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Much warmer and more hunid this morning; moderate dew
9/2/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Appears to be clear but heavy fog was observed just 30 minutes ago and is still slowly rising, everything is dripping wet from fog condensation
9/3/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Appears to be mostly clear although fog and high haze is obscuring a clear view of the morning sky, quite damp outside from heavy dew, 69.6 F with a 69 F dew point, calm winds and steady pressure at 29.97" Hg
9/4/2011 7:00 AM 0.10 0.0 0.00 0.0 0.00 A wild evening in terms of watches and warnings with very little to show at this station; 0.10" of rain fell from a group of thunderstorms whose most prominent feature was some close lightning strikes but little wind and rain; this morning is mostly cloudy (As), 67.2 F with a 66 F dew point, calm winds, steady pressure at 29.87" Hg and heavy dew
9/5/2011 6:55 AM 0.00 0.0 0.00 0.0 0.00 Much cooler this morning with a bit less humidity as well; appears to be a broken overcast of indeterminate nature, 55.3 F with a dew point of 52 F, light WNW breezes, slowly rising pressure at 30.01" Hg and light dew
9/6/2011 7:00 AM T 0.0 0.00 0.0 0.00 Yesterday we experienced random intervals of misting across the day but no measurable accumulation; this morning its overcast (probably As), 53.8 F with a 50 F dew point, light NE breezes, steady pressure at 30.20" Hg and very light dew
9/7/2011 6:55 AM 0.00 0.0 0.00 0.0 0.00 Our taste of fall continued yesterday featuring mainly overcast skies with brisk NW winds and a high of 65.3 F; this morning its overcast (As), 56.9 F with a 53 F dew point, light N breezes, stable pressure at 30.17" Hg and light dew
9/8/2011 7:00 AM 0.76 0.0 0.00 0.0 0.00 Most of the 0.76" of rain fell in two periods - from 13:08 through 16:12 and again from 18:49 through 21:33; drizzle is occurring at measurement time, overcast skies (Ns), 58.6 F with a 58 F dew point, light NE breezes and steady pressure at 30.08" Hg; max rain rate of 0.64"/hr occurred at 20:08, rain gauge comp - CoCoRaHS @ 0.76" vs. Davis V-P2 @ 0.81"
9/9/2011 7:00 AM 0.59 0.0 0.00 0.0 0.00 Light drizzle continued from 07:00 until 09:24 when the steady rain began and continued for about four hours, max rain rate of 0.55"/hr occurred at 10:08 and lasted for 16 minutes; overcast this morning at 62.9 F with a 62 F dew point, indications of an ENE flow, steady pressure at 30.02" Hg with damp ground, nearly steady temps overnight; rain gauge comp - CoCoRaHS @ 0.59" vs. Davis V-P2 @ 0.61"
9/10/2011 7:00 AM 1.29 0.0 0.00 0.0 0.00 Rain began in early evening and continued until this morning with just a small break between 20:18 to 22:24, max rain rate of 2.56"/hr occurred at 19:28, rain gauge comp - CoCoRaHS @ 1.29" vs. Davis V-P2 @ 1.26"; currently showing broken overcast, 62.2 F with a 62 F dew point, E breezes, steady pressure at 30.05" Hg and saturated ground; surprisingly little flooding in the immediate area
9/11/2011 7:00 AM 0.13 0.0 0.00 0.0 0.00 A brief period of showers between 09:28 and 09:59 produced 0.13" of rain, max rain rate of 0.67"/hr occurred at 09:37, rain gauge comp - CoCoRaHS @ 0.13" vs. Davis V-P2 @ 0.13"; appears overcast this morning with slowly rising fog, 61.0 F with a 61 F dew point, calm winds, steady pressure at 30.09" Hg and saturated ground
9/12/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Finally a day without precipitation although it was mainly overcast with damp conditions; this morning its clear with some fog, noticably cooler at 58.2 F with a dew point of 58 F, steady pressure at 30.03" Hg, calm winds and heavy dew
9/13/2011 7:00 AM 0.01 0.0 0.00 0.0 0.00 A stray shower passed mainly to the south of this station but did produce 0.01" of rain; this morning its clear, 64.4 F with a 60 F dew point, light breezes from the WSW, steady pressure at 29.83" Hg and moderate dew
9/14/2011 6:55 AM 0.00 0.0 0.00 0.0 0.00 Yesterday was warm with high humidity but this morning - with the passage of the cold front - its clear, cool and relatively dry at 46.9 F with a dew point of 46 F, calm winds, slowly rising pressure at 30.05" Hg and moderate dew
9/15/2011 7:00 AM 0.24 0.0 0.00 0.0 0.00 Light but steady showers late afternoon into early evening dropped 0.24" of rain, rain gauge comp - CoCoRaHS @ 0.24" vs. Davis V-P2 @ 0.25"; clear and cool this morning at 40.9 F with a 38 F dew point, steady pressure at 30.29" Hg, very light breezes from NW and heavy dew
9/16/2011 6:55 AM 0.00 0.0 0.00 0.0 0.00 Yesterday was gorgeous with mainly sunny skies, a brisk NW wind, low humidity and an air temp around 62 F; this morning its mostly clear with just a few Cc, 40.4 F with a dew point of 39 F, calm winds, steady albeit high pressure at 30.49" Hg and heavy dew
9/17/2011 6:30 AM 0.00 0.0 0.00 0.0 0.00 Variable density overcast (probable As), much warmer at 50.4 F with a 45 F dew point, light NE breezes, steady pressure at 30.46" Hg and very light dew; early read due to schedule conflict
9/18/2011 7:45 AM 0.00 0.0 0.00 0.0 0.00 Heavy dew this morning
9/19/2011 7:00 AM 0.02 0.0 0.00 0.0 0.00 Light showers began around 06:00 this morning and are continuing at observation time, thus far just 0.02" observed; skies are overcast (Ns), 60.2 F with a 58 F dew point, very light SW breezes, steady pressure at 30.06" Hg and damp ground due to rain
9/20/2011 7:15 AM 0.37 0.0 0.00 0.0 0.00 Light but mainly steady rain occurred from 07:00 through 16:10 yesterday, max rain rate of 0.52"/hr occurred at 10:18, rain gauge comp - CoCoRaHS @ 0.37" vs. Davis V-P2 @ 0.41": this morning its foggy (visibility less than 1/4 mile), 52.8 F with a 52 F dew point, calm winds, steady pressure at 30.16" Hg and everything is saturated
9/21/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Looks to be a bit cloudy although the fog makes it impossible to tell for certain; estimated visibility is 1/2 mile, everything is saturated by the fog/heavy dew, air temp is 60.9 F with a dew point of 60 F, steady pressure at 30.07" Hg and just the infrequent light breeze from the ESE
9/22/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 A gorgeous morning with mostly clear skies and just a few Cc, 47.7 F with a dew point of 47 F, calm winds, steady pressure at 30.09" Hg and moderate dew
9/23/2011 7:00 AM 0.20 0.0 0.00 0.0 0.00 Very light showers and drizzle since late yesterday evening yielding 0.20" of rain across roughly 9 hours, rain gauge comp - CoCoRaHS @ 0.20" vs. Davis V-P2 @ 0.20"; overcast (Ns) this morning with very light showers, 53.2 F with a 52 F dew point, infrequent light NE brrezes, steady pressure at 30.15" Hg and wet ground
9/24/2011 7:00 AM 0.20 0.0 0.00 0.0 0.00
9/25/2011 6:55 AM 0.00 0.0 0.00 0.0 0.00 Overcast of indeterminate composition this morning, temp has been rising since just after midnight, now 57.8 F with a 51 F dew point, steady pressure at 30.09" Hg, light NE winds and light dew
9/26/2011 7:00 AM 0.22 0.0 0.00 0.0 0.00 A trace of precip yesterday morning followed by 0.22" of rain from intermittent light showers beginning at 02:00 and continuing at observation time, rain gauge comp - CoCoRaHS @ 0.22" vs. Davis V-P2@ 0.22", max rain rate 0.20"/hr @ 02:09; overcast (Ns) with showers this morning, 64.2 F with a 64 F dew point, light NE breezes and slowly falling pressure at 29.79" Hg
9/27/2011 7:00 AM 0.64 0.0 0.00 0.0 0.00 Rain and showers continued yesterday morning from observation time to almost noon, an additional 0.64" fell for a storm total of 0.86", max rain rate of 0.39"/hr occurred at 09:41, rain gauge comp - CoCoRaHS @ 0.64" vs. Davis V-P2 @ 0.64"; clear this morning and much cooler at 45.5 F with a 45 F dew point, calm winds, slowly rising pressure at 29.87" Hg and moderate dew
9/28/2011 7:00 AM 0.20 0.0 0.00 0.0 0.00 Two periods of light showers - one from 17:06 to 18:32 and the second from 23:10 through midnight - produced 0.20" of rain, max rain rate of 0.61"/hr occurred at 23:50, rain gauge comp - CoCoRaHS @ 0.20" vs. Davis V-P2 @ 0.20"; mostly cloudy (mainly Ac) this morning, 54.0 F with a dew point of 54 F, calm winds, steady pressure at 29.82" Hg and damp ground from earlier showers
9/29/2011 6:55 AM 0.07 0.0 0.00 0.0 0.00 Although I listed a time period of the precip it actually drizzled and misted most of the day, more measurable rain occurred between the 16:29 to 20:02 period yesterday afternoon, rain gauge comp - CoCoRaHS @ 0.07" vs. Davis V-P2 @ 0.09"; this morning its misting at observation time, overcast (compostion unknown), 52.7 F with a 52 F dew point, very light WSW breezes, unsteady pressure at 29.74" Hg and damp ground although given the conditions across the last 36 hours its probably just wet from the infrequent rain as versed with dew
9/30/2011 6:58 AM 0.19 0.0 0.00 0.0 0.00 Drizzle and light showers occurred intermittently from around 15:00 through 21:30, rain gauge comp - CoCoRaHS @ 0.19" vs. Davis V-P2 @ 0.19"; overcast this morning , 51.3 F with a 51 F dew point, light SW breezes, slowly rising pressure at 29.57" Hg and light dew



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
8/17/2011 8/18/2011 7:00 AM 2 0.01 0.0 0.00



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