Station Overview Station Location
Station Number OK-CV-9 Latitude 35.193
Station Name Norman 8.4 SE Longitude -97.2946
County Cleveland Elevation (ft) 1125



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 15 3.87 3.05 6 3.05 6 0.00 0 0 6 0 0.0 0 0
Nov 15 2.37 5.59 8 5.59 8 0.00 0 0 8 0 0.0 0 0
Dec 15 2.17 2.82 3 2.82 3 0.00 0 0 3 0 0.3 1 0
Jan 16 1.54 0.40 3 0.40 3 0.00 0 0 3 0 2.0 1 1
Feb 16 1.98 1.38 3 1.38 3 0.00 0 0 3 0 0.0 0 0
March 16 3.25 1.87 7 1.87 7 0.00 0 0 7 0 0.0 0 0
April 16 3.34 7.32 10 7.32 10 0.00 0 0 10 0 0.0 0 0
May 16 4.93 3.26 13 3.26 13 0.00 0 0 13 0 0.0 0 0
June 16 4.75 3.27 15 1.99 5 1.28 10 1 5 0 0.0 0 0
July 16 2.83 6.97 6 6.97 6 0.00 0 0 6 0 0.0 0 0
Aug 16 3.12 0.48 6 0.48 6 0.00 0 0 5 1 0.0 0 0
Sept 16 4.03 1.87 8 1.87 8 0.00 0 0 7 1 0.0 0 0
Water Year Totals: 38.18" 38.28" 88 days 37.00" 78 1.28" 10 days 1 76 days 2 days 2.3" 2 days 1 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
10/1/2015 0.01
10/2/2015 0.12
10/3/2015
10/4/2015
10/5/2015
10/6/2015
10/7/2015
10/8/2015
10/9/2015
10/10/2015 0.08
10/11/2015
10/12/2015
10/13/2015
10/14/2015
10/15/2015
10/16/2015
10/17/2015
10/18/2015
10/19/2015
10/20/2015
10/21/2015
10/22/2015
10/23/2015 1.33
10/24/2015
10/25/2015
10/26/2015
10/27/2015
10/28/2015 0.16
10/29/2015
10/30/2015
10/31/2015 1.35
11/1/2015
11/2/2015
11/3/2015
11/4/2015
11/5/2015
11/6/2015 0.45
11/7/2015
11/8/2015
11/9/2015
11/10/2015
11/11/2015
11/12/2015
11/13/2015
11/14/2015
11/15/2015 0.21
11/16/2015 0.21
11/17/2015 0.88
11/18/2015
11/19/2015
11/20/2015
11/21/2015
11/22/2015
11/23/2015
11/24/2015
11/25/2015
11/26/2015
11/27/2015 1.70
11/28/2015 1.45
11/29/2015 0.55
11/30/2015 0.14
12/1/2015
12/2/2015
12/3/2015
12/4/2015
12/5/2015
12/6/2015
12/7/2015
12/8/2015
12/9/2015
12/10/2015
12/11/2015
12/12/2015
12/13/2015 0.33
12/14/2015
12/15/2015
12/16/2015
12/17/2015
12/18/2015
12/19/2015
12/20/2015
12/21/2015
12/22/2015
12/23/2015
12/24/2015
12/25/2015
12/26/2015
12/27/2015 2.00
12/28/2015 0.49
12/29/2015
12/30/2015
12/31/2015
Day of YearDaily PrcpMultiday Prcp
1/1/2016
1/2/2016
1/3/2016
1/4/2016
1/5/2016
1/6/2016
1/7/2016 0.08
1/8/2016
1/9/2016 0.20
1/10/2016 0.12
1/11/2016
1/12/2016
1/13/2016
1/14/2016
1/15/2016
1/16/2016
1/17/2016
1/18/2016
1/19/2016
1/20/2016
1/21/2016
1/22/2016
1/23/2016
1/24/2016
1/25/2016
1/26/2016
1/27/2016
1/28/2016
1/29/2016
1/30/2016
1/31/2016
2/1/2016
2/2/2016 0.48
2/3/2016
2/4/2016
2/5/2016
2/6/2016
2/7/2016
2/8/2016
2/9/2016
2/10/2016
2/11/2016
2/12/2016
2/13/2016
2/14/2016
2/15/2016
2/16/2016
2/17/2016
2/18/2016
2/19/2016
2/20/2016
2/21/2016
2/22/2016
2/23/2016 0.45
2/24/2016 0.45
2/25/2016
2/26/2016
2/27/2016
2/28/2016
2/29/2016
3/1/2016 0.39
3/2/2016
3/3/2016 0.19
3/4/2016
3/5/2016
3/6/2016
3/7/2016
3/8/2016 0.07
3/9/2016 0.84
3/10/2016
3/11/2016
3/12/2016 0.25
3/13/2016
3/14/2016
3/15/2016
3/16/2016
3/17/2016
3/18/2016
3/19/2016
3/20/2016
3/21/2016
3/22/2016
3/23/2016
3/24/2016
3/25/2016
3/26/2016
3/27/2016
3/28/2016 0.06
3/29/2016
3/30/2016
3/31/2016 0.07
Day of YearDaily PrcpMultiday Prcp
4/1/2016
4/2/2016
4/3/2016
4/4/2016
4/5/2016
4/6/2016
4/7/2016
4/8/2016
4/9/2016
4/10/2016
4/11/2016 0.46
4/12/2016 0.43
4/13/2016 0.24
4/14/2016
4/15/2016
4/16/2016
4/17/2016 0.62
4/18/2016 2.06
4/19/2016 0.39
4/20/2016 0.88
4/21/2016
4/22/2016
4/23/2016
4/24/2016
4/25/2016
4/26/2016
4/27/2016 1.39
4/28/2016
4/29/2016 0.20
4/30/2016 0.65
5/1/2016
5/2/2016 0.03
5/3/2016
5/4/2016
5/5/2016
5/6/2016
5/7/2016
5/8/2016
5/9/2016 0.01
5/10/2016 0.10
5/11/2016
5/12/2016 0.56
5/13/2016
5/14/2016 0.02
5/15/2016
5/16/2016 0.06
5/17/2016 1.11
5/18/2016
5/19/2016
5/20/2016 0.11
5/21/2016
5/22/2016
5/23/2016 0.67
5/24/2016 0.01
5/25/2016 0.10
5/26/2016
5/27/2016
5/28/2016 0.10
5/29/2016
5/30/2016 0.38
5/31/2016
6/1/2016 0.04
6/2/2016 0.30
6/3/2016 0.41
6/4/2016
6/5/2016 **
6/6/2016 **
6/7/2016 **
6/8/2016 **
6/9/2016 **
6/10/2016 **
6/11/2016 **
6/12/2016 **
6/13/2016 **
6/14/2016 1.28
6/15/2016
6/16/2016
6/17/2016
6/18/2016
6/19/2016 0.46
6/20/2016
6/21/2016
6/22/2016
6/23/2016
6/24/2016
6/25/2016
6/26/2016
6/27/2016 0.78
6/28/2016
6/29/2016
6/30/2016
Day of YearDaily PrcpMultiday Prcp
7/1/2016
7/2/2016
7/3/2016 0.10
7/4/2016 3.20
7/5/2016
7/6/2016
7/7/2016
7/8/2016
7/9/2016 1.40
7/10/2016
7/11/2016
7/12/2016
7/13/2016
7/14/2016
7/15/2016 0.68
7/16/2016
7/17/2016
7/18/2016
7/19/2016
7/20/2016
7/21/2016
7/22/2016
7/23/2016
7/24/2016
7/25/2016
7/26/2016 1.44
7/27/2016
7/28/2016
7/29/2016
7/30/2016 0.15
7/31/2016
8/1/2016
8/2/2016
8/3/2016
8/4/2016
8/5/2016
8/6/2016 0.14
8/7/2016
8/8/2016
8/9/2016
8/10/2016 0.06
8/11/2016
8/12/2016
8/13/2016 0.01
8/14/2016
8/15/2016
8/16/2016
8/17/2016
8/18/2016
8/19/2016
8/20/2016 0.17
8/21/2016
8/22/2016
8/23/2016
8/24/2016 0.10
8/25/2016
8/26/2016
8/27/2016
8/28/2016
8/29/2016
8/30/2016 T
8/31/2016
9/1/2016 0.01
9/2/2016 0.51
9/3/2016 0.04
9/4/2016
9/5/2016
9/6/2016
9/7/2016
9/8/2016
9/9/2016 T
9/10/2016 0.44
9/11/2016
9/12/2016
9/13/2016
9/14/2016 0.08
9/15/2016
9/16/2016
9/17/2016 0.28
9/18/2016 0.51
9/19/2016
9/20/2016
9/21/2016
9/22/2016
9/23/2016
9/24/2016
9/25/2016
9/26/2016
9/27/2016
9/28/2016
9/29/2016
9/30/2016



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2015 7:00 AM 0.01 M M M M
10/2/2015 7:00 AM 0.12 M M M M
10/10/2015 7:00 AM 0.08 M M M M
10/23/2015 7:00 AM 1.33 M M M M afternoon thunderstorm, then rain through late evening
10/28/2015 7:00 AM 0.16 M M M M early morning thunderstorm
10/31/2015 7:00 AM 1.35 M M M M
11/6/2015 7:00 AM 0.45 M M M M early afternoon thunderstorm
11/15/2015 7:00 AM 0.21 M M M M
11/16/2015 7:00 AM 0.21 M M M M
11/17/2015 7:00 AM 0.88 M M M M heavy thunderstorm with strong winds 2-3am
11/27/2015 7:00 AM 1.70 M M M M
11/28/2015 7:00 AM 1.45 M M M M 1/8" freezing rain, but temperatures marginal through most of the event
11/29/2015 7:00 AM 0.55 M M M M
11/30/2015 7:00 AM 0.14 M M M M
12/13/2015 7:00 AM 0.33 M M M M morning rain with an embedded thunderstorm
12/27/2015 7:00 AM 2.00 M M M M rain and thunderstorms
12/28/2015 7:00 AM 0.49 0.3 M M M 1/3" combined sleet and freezing rain, mixed with some rain
1/7/2016 7:00 AM 0.08 M M M M light rain and drizzle
1/9/2016 7:00 AM 0.20 M M M M
1/10/2016 7:00 AM 0.12 2.0 M 0.5 M 2" of snow 7-10am, then slow melting
2/2/2016 7:00 AM 0.48 M M M M late evening thunderstorm...small mesovortex on leading edge of line passed neighborhood, but no signs of damaging winds
2/23/2016 7:00 AM 0.45 M M M M
2/24/2016 7:00 AM 0.45 M M M M
3/1/2016 7:00 AM 0.39 M M M M thunderstorm with 45-50 mph peak gusts near 10pm
3/3/2016 7:00 AM 0.19 M M M M late evening thunderstorm
3/8/2016 7:00 AM 0.07 M M M M
3/9/2016 7:00 AM 0.84 M M M M mid-late morning thunderstorm
3/12/2016 7:00 AM 0.25 M M M M
3/28/2016 7:00 AM 0.06 M M M M brief thunderstorm just after 7am on Easter Sunday (3/27)
3/31/2016 7:00 AM 0.07 M M M M brief thunderstorm midday
4/11/2016 7:00 AM 0.46 M M M M bowing segment with ~50mph gusts just after midnight
4/12/2016 7:00 AM 0.43 M M M M brief heavy thunderstorm late evening - likely some hail, but nobody home to observe it
4/13/2016 7:00 AM 0.24 M M M M
4/17/2016 7:00 AM 0.62 M M M M early morning thunderstorms
4/18/2016 7:00 AM 2.06 M M M M continuation of morning thunderstorms, then more heavy rain late evening
4/19/2016 7:00 AM 0.39 M M M M
4/20/2016 7:00 AM 0.88 M M M M late evening thunderstorms
4/27/2016 7:00 AM 1.39 M M M M heavy thunderstorm with 45-50 mph gusts late evening
4/29/2016 7:00 AM 0.20 M M M M early morning thunderstorm
4/30/2016 7:00 AM 0.65 M M M M Supercell thunderstorm moved over Norman late afternoon - we were between weakening mesocyclone and the hail core
5/2/2016 7:00 AM 0.03 M M M M
5/9/2016 7:00 AM 0.01 M M M M brief, elevated thunderstorm in the morning, and weakening remnants of supercell passed just S in evening
5/10/2016 7:00 AM 0.10 M M M M early morning thunderstorm, then afternoon LP supercell
5/12/2016 7:00 AM 0.56 M M M M thunderstorm near midnight
5/14/2016 7:00 AM 0.02 M M M M brief thunderstorm late evening
5/16/2016 7:00 AM 0.06 M M M M
5/17/2016 7:00 AM 1.11 M M M M squall line about 1:30am with 45-50 mph gusts
5/20/2016 7:00 AM 0.11 M M M M
5/23/2016 7:00 AM 0.67 M M M M early morning MCS
5/24/2016 7:00 AM 0.01 M M M M
5/25/2016 7:00 AM 0.10 M M M M brief thunderstorm prior evening
5/28/2016 7:00 AM 0.10 M M M M brief evening thunderstorm
5/30/2016 7:00 AM 0.38 M M M M overnight thunderstorm
6/1/2016 7:00 AM 0.04 M M M M edge of thunderstorm cluster late evening
6/2/2016 7:00 AM 0.30 M M M M
6/3/2016 7:00 AM 0.41 M M M M
6/19/2016 7:00 AM 0.46 M M M M late evening thunderstorm
6/27/2016 7:00 AM 0.78 M M M M late evening thunderstorms
7/3/2016 7:00 AM 0.10 M M M M brief early morning thunderstorm
7/4/2016 7:00 AM 3.20 M M M M multiple thunderstorms 6:45-9:45pm, with several very close lightning strikes and a 12 hr power outage. 1/4-1/3" hail twice 6:57-7:03pm, and peak gusts 45-50 mph in wet downburst.
7/9/2016 7:00 AM 1.40 M M M M heavy thunderstorm during the evening with more extremely close LTGCG
7/15/2016 7:00 AM 0.68 M M M M early morning thunderstorm with 45-50 mph gusts
7/26/2016 7:00 AM 1.44 M M M M heavy thunderstorm with lots of close LTGCGs after midnight
7/30/2016 7:00 AM 0.15 M M M M morning thunderstorm
8/6/2016 7:00 AM 0.14 M M M M morning thunderstorms
8/10/2016 7:00 AM 0.06 M M M M small, brief thunderstorm late evening
8/13/2016 7:00 AM 0.01 M M M M
8/20/2016 7:00 AM 0.17 M M M M
8/24/2016 7:00 AM 0.10 M M M M brief late morning thunderstorm
8/30/2016 7:00 AM T M M M M
9/1/2016 7:00 AM 0.01 M M M M brief thunderstorm to the N, and very light rain late evening
9/2/2016 7:00 AM 0.51 M M M M
9/3/2016 7:00 AM 0.04 M M M M
9/9/2016 7:00 AM T M M M M several hours with elevated thunderstorms nearby, but no measurable rain
9/10/2016 7:00 AM 0.44 M M M M early morning rain and thunderstorms
9/14/2016 7:00 AM 0.08 M M M M morning thunderstorms
9/17/2016 7:00 AM 0.28 M M M M morning thunderstorm
9/18/2016 7:00 AM 0.51 M M M M evening thunderstorms, then more storms early morning. E Norman was near the min for precip for the entire event.



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
6/5/2016 6/14/2016 7:00 AM 10 1.28 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
7/3/2016 6:57 PM 3/8" 1/4" Pea Size 1/4" Pea Size Clear Ice 5 1min no damage Intermittent False After rain After smaller hail