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 10 3.87 1.66 6 1.66 6 0.00 0 0 6 0 0.0 0 0
Nov 10 2.37 0.43 4 0.43 4 0.00 0 0 4 0 0.0 0 0
Dec 10 2.17 0.38 3 0.38 3 0.00 0 0 3 0 0.0 0 0
Jan 11 1.54 0.05 2 0.05 2 0.00 0 0 1 1 0.0 0 0
Feb 11 1.98 2.56 6 2.56 6 0.00 0 0 6 0 0.0 0 0
March 11 3.25 0.04 3 0.04 3 0.00 0 0 2 1 0.0 0 0
April 11 3.34 2.71 6 2.71 6 0.00 0 0 4 2 0.0 0 0
May 11 4.93 4.36 6 4.36 6 0.00 0 0 6 0 0.0 0 0
June 11 4.75 1.16 3 1.16 3 0.00 0 0 3 0 0.0 0 0
July 11 2.83 0.58 3 0.58 3 0.00 0 0 3 0 0.0 0 0
Aug 11 3.12 2.46 4 2.46 4 0.00 0 0 4 0 0.0 0 0
Sept 11 4.03 1.61 6 1.61 6 0.00 0 0 6 0 0.0 0 0
Water Year Totals: 38.18" 18.00" 52 days 18.00" 52 0.00" 0 days 0 48 days 4 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 0.23
10/12/2010
10/13/2010
10/14/2010
10/15/2010
10/16/2010
10/17/2010
10/18/2010
10/19/2010 0.01
10/20/2010 0.02
10/21/2010
10/22/2010 0.49
10/23/2010 0.53
10/24/2010 0.38
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 0.02
11/13/2010 0.14
11/14/2010
11/15/2010
11/16/2010 0.17
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 0.10
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 0.09
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 0.16
12/25/2010
12/26/2010
12/27/2010
12/28/2010
12/29/2010
12/30/2010
12/31/2010 0.13
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 T
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 0.05
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 1.15
2/2/2011 0.10
2/3/2011
2/4/2011
2/5/2011 0.13
2/6/2011
2/7/2011 0.23
2/8/2011
2/9/2011 0.38
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 0.57
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 0.01
3/10/2011
3/11/2011
3/12/2011
3/13/2011
3/14/2011 0.03
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 T
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 T
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 T
4/24/2011 0.12
4/25/2011 2.28
4/26/2011
4/27/2011 0.28
4/28/2011 0.03
4/29/2011
4/30/2011
5/1/2011 0.21
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 0.01
5/12/2011 0.68
5/13/2011
5/14/2011
5/15/2011
5/16/2011
5/17/2011
5/18/2011
5/19/2011
5/20/2011 2.65
5/21/2011 0.50
5/22/2011
5/23/2011
5/24/2011
5/25/2011 0.31
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 0.06
6/12/2011
6/13/2011
6/14/2011
6/15/2011 1.05
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 0.05
6/30/2011
Day of YearDaily PrcpMultiday Prcp
7/1/2011
7/2/2011
7/3/2011
7/4/2011 0.16
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 0.30
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 0.12
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 0.07
8/10/2011 0.29
8/11/2011
8/12/2011 1.10
8/13/2011 1.00
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
8/26/2011
8/27/2011
8/28/2011
8/29/2011
8/30/2011
8/31/2011
9/1/2011
9/2/2011
9/3/2011
9/4/2011
9/5/2011
9/6/2011
9/7/2011
9/8/2011 0.01
9/9/2011
9/10/2011
9/11/2011
9/12/2011
9/13/2011
9/14/2011
9/15/2011
9/16/2011 0.04
9/17/2011 0.88
9/18/2011 0.26
9/19/2011
9/20/2011
9/21/2011
9/22/2011 0.35
9/23/2011 0.07
9/24/2011
9/25/2011
9/26/2011
9/27/2011
9/28/2011
9/29/2011
9/30/2011



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/11/2010 7:00 AM 0.23 M M M M
10/19/2010 7:00 AM 0.01 M M M M
10/20/2010 7:00 AM 0.02 M M M M
10/22/2010 7:00 AM 0.49 M M M M overnight thunderstorms
10/23/2010 7:00 AM 0.53 M M M M midday thunderstorm
10/24/2010 7:00 AM 0.38 M M M M morning thunderstorms
11/12/2010 7:00 AM 0.02 M M M M
11/13/2010 7:00 AM 0.14 M M M M mid morning thunderstorm
11/16/2010 7:00 AM 0.17 M M M M
11/25/2010 7:00 AM 0.10 M M M M brief thunderstorm Wednesday evening with the frontal passage
12/8/2010 7:00 AM 0.09 M M M M mix of rain and melting snow in the evening
12/24/2010 7:00 AM 0.16 M M M M
12/31/2010 7:00 AM 0.13 M M M M brief thunderstorm with small hail near 2 am
1/10/2011 7:00 AM T M M M M light snow and freezing drizzle, no accumulation
1/20/2011 7:00 AM 0.05 M M M M freezing drizzle followed by 0.5" of snow
2/1/2011 7:00 AM 1.15 M M M M mix of ~1.5" sleet with thunder, followed by 5" snow
2/2/2011 7:00 AM 0.10 M M M M 2" snow through midday, with lots of blowing drifting in 45-50 mph gusts with temps upper single digits
2/5/2011 7:00 AM 0.13 M M M M 2" of snow on top of the compressed snow/sleet from this past Tuesday (2/1).
2/7/2011 7:00 AM 0.23 M M M M
2/9/2011 7:00 AM 0.38 M M M M 3" of snow
2/25/2011 7:00 AM 0.57 M M M M several brief heavy thunderstorms, the first of which produced 0.25" hail at 7:47 am on 2/24
3/9/2011 7:00 AM 0.01 M M M M
3/14/2011 7:00 AM 0.03 M M M M
3/23/2011 7:00 AM T M M M M few large drops and a couple of rumbles of thunder late morning
4/11/2011 7:00 AM T M M M M a few drops with thunder
4/23/2011 7:00 AM T M M M M another day with thunder but no measurable rain...even a few pea hail stones
4/24/2011 7:00 AM 0.12 M M M M several brief showers/tstms
4/25/2011 7:00 AM 2.28 M M M M multiple heavy thunderstorms during the day
4/27/2011 7:00 AM 0.28 M M M M
4/28/2011 7:00 AM 0.03 M M M M
5/1/2011 7:00 AM 0.21 M M M M early morning elevated thunderstorms
5/11/2011 7:00 AM 0.01 M M M M brief shower with a couple of rumbles of thunder
5/12/2011 7:00 AM 0.68 M M M M mid afternoon thunderstorm
5/20/2011 7:00 AM 2.65 M M M M multiple heavy thunderstorms 12-1am, and 5-7am
5/21/2011 7:00 AM 0.50 M M M M continuation of morning thunderstorms
5/25/2011 7:00 AM 0.31 M M M M 1" hail with forward flank of tornadic supercell
6/11/2011 7:00 AM 0.06 M M M M two brief thunderstorms
6/15/2011 7:00 AM 1.05 M M M M Severe thunderstorm around 7:45pm with 55-60 mph gusts and hail up to 1.5" (just about covered ground).
6/29/2011 7:00 AM 0.05 M M M M early morning thunderstorms
7/4/2011 7:00 AM 0.16 M M M M brief overnight thunderstorm
7/13/2011 7:00 AM 0.30 M M M M early afternoon thunderstorm broke 100+ F streak
7/25/2011 7:00 AM 0.12 M M M M weak thunderstorm with colliding outflows around 10:30 pm
8/9/2011 7:00 AM 0.07 M M M M brief late evening thunderstorm
8/10/2011 7:00 AM 0.29 M M M M thunderstorms around 1am and 4am
8/12/2011 7:00 AM 1.10 M M M M heavy thunderstorm mid morning, and first below normal temperature day since 5/26!
8/13/2011 7:00 AM 1.00 M M M M heavy thunderstorm around 2am
9/8/2011 7:00 AM 0.01 M M M M light rain late afternoon
9/16/2011 7:00 AM 0.04 M M M M
9/17/2011 7:00 AM 0.88 M M M M daytime rain with embedded thunderstorms
9/18/2011 7:00 AM 0.26 M M M M overnight thunderstorms
9/22/2011 7:00 AM 0.35 M M M M early morning thunderstorms
9/23/2011 7:00 AM 0.07 M M M M



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
12/31/2010 2:00 AM 1/4" Pea Size Rice NA 1 1min no damage Continuous True After rain Same time as smaller hail
2/25/2011 7:47 AM 3/8" 1/4" Pea Size 1/4" Pea Size White Ice 1 1min no damage Continuous True After rain Same time as smaller hail
5/25/2011 5:45 PM 1" Quarter Size NA NA False
6/15/2011 7:45 PM 1 1/2" Ping Pong Ball Size 7/8" Nickel Size 3/8" Hard|White Ice 8 1min shredded leaves Continuous True After rain After smaller hail