Station Overview Station Location
Station Number OK-CV-6 Latitude 35.207833
Station Name Norman 7.9 ESE Longitude -97.299917
County Cleveland Elevation (ft) 1102



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 12 3.85 0.30 1 0.30 1 0.00 0 0 1 0 0.0 0 0
Nov 12 2.37 0.67 1 0.67 1 0.00 0 0 1 0 0.0 0 0
Dec 12 2.16 0.26 2 0.26 2 0.00 0 0 1 1 0.0 0 0
Jan 13 1.53 1.40 4 1.40 4 0.00 0 0 4 0 0.0 0 0
Feb 13 1.98 3.79 9 3.79 9 0.00 0 0 9 0 1.3 3 1
March 13 3.24 1.99 7 1.99 7 0.00 0 0 6 1 0.0 0 0
April 13 3.31 7.74 7 7.74 7 0.00 0 0 7 0 0.0 0 0
May 13 4.92 4.04 8 4.04 8 0.00 0 0 8 0 0.0 0 0
June 13 4.75 6.18 6 6.18 6 0.00 0 0 6 0 0.0 0 0
July 13 2.85 11.01 11 11.01 11 0.00 0 0 11 0 0.0 0 0
Aug 13 3.12 2.09 4 2.09 4 0.00 0 0 4 0 0.0 0 0
Sept 13 4.01 1.87 4 1.87 4 0.00 0 0 4 0 0.0 0 0
Water Year Totals: 38.09" 41.34" 64 days 41.34" 64 0.00" 0 days 0 62 days 2 days 1.3" 3 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
10/1/2012
10/2/2012
10/3/2012
10/4/2012
10/5/2012
10/6/2012
10/7/2012
10/8/2012
10/9/2012
10/10/2012
10/11/2012
10/12/2012
10/13/2012
10/14/2012 0.30
10/15/2012
10/16/2012
10/17/2012
10/18/2012
10/19/2012
10/20/2012
10/21/2012
10/22/2012
10/23/2012
10/24/2012
10/25/2012
10/26/2012
10/27/2012
10/28/2012
10/29/2012
10/30/2012
10/31/2012
11/1/2012
11/2/2012
11/3/2012
11/4/2012
11/5/2012
11/6/2012
11/7/2012
11/8/2012
11/9/2012
11/10/2012
11/11/2012 0.67
11/12/2012
11/13/2012
11/14/2012
11/15/2012
11/16/2012
11/17/2012
11/18/2012
11/19/2012
11/20/2012
11/21/2012
11/22/2012
11/23/2012
11/24/2012
11/25/2012
11/26/2012
11/27/2012
11/28/2012
11/29/2012
11/30/2012
12/1/2012
12/2/2012
12/3/2012
12/4/2012
12/5/2012
12/6/2012
12/7/2012
12/8/2012
12/9/2012
12/10/2012 T
12/11/2012
12/12/2012
12/13/2012
12/14/2012
12/15/2012 0.26
12/16/2012
12/17/2012
12/18/2012
12/19/2012
12/20/2012
12/21/2012
12/22/2012
12/23/2012
12/24/2012
12/25/2012
12/26/2012
12/27/2012
12/28/2012
12/29/2012
12/30/2012
12/31/2012
Day of YearDaily PrcpMultiday Prcp
1/1/2013
1/2/2013
1/3/2013
1/4/2013
1/5/2013
1/6/2013
1/7/2013
1/8/2013
1/9/2013 0.10
1/10/2013 0.73
1/11/2013
1/12/2013 0.13
1/13/2013
1/14/2013
1/15/2013
1/16/2013
1/17/2013
1/18/2013
1/19/2013
1/20/2013
1/21/2013
1/22/2013
1/23/2013
1/24/2013
1/25/2013
1/26/2013
1/27/2013
1/28/2013
1/29/2013
1/30/2013 0.44
1/31/2013
2/1/2013
2/2/2013
2/3/2013
2/4/2013
2/5/2013
2/6/2013
2/7/2013
2/8/2013 0.11
2/9/2013
2/10/2013 0.08
2/11/2013
2/12/2013 0.14
2/13/2013 0.54
2/14/2013
2/15/2013
2/16/2013 0.02
2/17/2013
2/18/2013
2/19/2013
2/20/2013 0.74
2/21/2013 0.89
2/22/2013
2/23/2013
2/24/2013
2/25/2013 0.42
2/26/2013 0.85
2/27/2013
2/28/2013
3/1/2013
3/2/2013
3/3/2013
3/4/2013
3/5/2013
3/6/2013
3/7/2013
3/8/2013
3/9/2013 0.01
3/10/2013 0.52
3/11/2013
3/12/2013
3/13/2013
3/14/2013
3/15/2013
3/16/2013
3/17/2013
3/18/2013
3/19/2013
3/20/2013
3/21/2013
3/22/2013 T
3/23/2013 0.02
3/24/2013 0.02
3/25/2013
3/26/2013
3/27/2013
3/28/2013
3/29/2013
3/30/2013 0.10
3/31/2013 1.32
Day of YearDaily PrcpMultiday Prcp
4/1/2013
4/2/2013 0.36
4/3/2013 1.59
4/4/2013 0.86
4/5/2013
4/6/2013
4/7/2013
4/8/2013
4/9/2013
4/10/2013 0.56
4/11/2013 0.28
4/12/2013
4/13/2013
4/14/2013
4/15/2013
4/16/2013
4/17/2013
4/18/2013 3.22
4/19/2013
4/20/2013
4/21/2013
4/22/2013
4/23/2013
4/24/2013
4/25/2013
4/26/2013
4/27/2013 0.87
4/28/2013
4/29/2013
4/30/2013
5/1/2013
5/2/2013
5/3/2013 0.16
5/4/2013
5/5/2013
5/6/2013
5/7/2013
5/8/2013
5/9/2013 1.37
5/10/2013 0.03
5/11/2013
5/12/2013
5/13/2013
5/14/2013
5/15/2013
5/16/2013 0.70
5/17/2013
5/18/2013
5/19/2013 0.63
5/20/2013
5/21/2013
5/22/2013 0.53
5/23/2013 0.52
5/24/2013
5/25/2013
5/26/2013
5/27/2013
5/28/2013
5/29/2013
5/30/2013
5/31/2013 0.10
6/1/2013 2.86
6/2/2013
6/3/2013
6/4/2013 1.00
6/5/2013 0.26
6/6/2013
6/7/2013
6/8/2013
6/9/2013 0.39
6/10/2013
6/11/2013
6/12/2013
6/13/2013
6/14/2013
6/15/2013
6/16/2013 0.58
6/17/2013 1.09
6/18/2013
6/19/2013
6/20/2013
6/21/2013
6/22/2013
6/23/2013
6/24/2013
6/25/2013
6/26/2013
6/27/2013
6/28/2013
6/29/2013
6/30/2013
Day of YearDaily PrcpMultiday Prcp
7/1/2013
7/2/2013
7/3/2013
7/4/2013 0.04
7/5/2013
7/6/2013 0.11
7/7/2013
7/8/2013
7/9/2013
7/10/2013
7/11/2013
7/12/2013
7/13/2013
7/14/2013 0.90
7/15/2013 0.65
7/16/2013 1.98
7/17/2013 1.25
7/18/2013 0.04
7/19/2013
7/20/2013
7/21/2013
7/22/2013
7/23/2013
7/24/2013 1.04
7/25/2013
7/26/2013 3.71
7/27/2013 0.66
7/28/2013
7/29/2013
7/30/2013 0.63
7/31/2013
8/1/2013
8/2/2013
8/3/2013
8/4/2013
8/5/2013
8/6/2013
8/7/2013
8/8/2013 0.11
8/9/2013 0.67
8/10/2013
8/11/2013
8/12/2013
8/13/2013
8/14/2013 0.86
8/15/2013
8/16/2013 0.45
8/17/2013
8/18/2013
8/19/2013
8/20/2013
8/21/2013
8/22/2013
8/23/2013
8/24/2013
8/25/2013
8/26/2013
8/27/2013
8/28/2013
8/29/2013
8/30/2013
8/31/2013
9/1/2013
9/2/2013
9/3/2013
9/4/2013
9/5/2013
9/6/2013
9/7/2013
9/8/2013
9/9/2013
9/10/2013
9/11/2013
9/12/2013
9/13/2013 0.12
9/14/2013
9/15/2013
9/16/2013
9/17/2013
9/18/2013 0.13
9/19/2013
9/20/2013 0.46
9/21/2013
9/22/2013
9/23/2013
9/24/2013
9/25/2013
9/26/2013
9/27/2013
9/28/2013
9/29/2013 1.16
9/30/2013



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/14/2012 8:00 AM 0.30 M M M M Well we got thunder and some light rain. But the storms decided to target OKC yet again. Now we are down 10-15" relative to them for the year.
11/11/2012 8:30 AM 0.67 M M M M Thunderstorms began around 3:30 am. One heavy storm hit around 4 am. On and off showers passed overhead with an approaching thunderstorm at obs time. 0.64" in deck gauge.
12/10/2012 8:00 AM T T M M M Flurries ending at 3am
12/15/2012 8:00 AM 0.26 M M M M Narrow rain band passed through overnight. I almost forgot the sound of rain.
1/9/2013 8:00 AM 0.10 M M M M
1/10/2013 8:00 AM 0.73 M M M M
1/12/2013 8:00 AM 0.13 M M M M Light rain ended 3 hrs after yesterday's on time.
1/30/2013 8:00 AM 0.44 M M M M Thunderstorm with hail hit around 1030-1100am. I almost forgot the look of rain.
2/8/2013 8:00 AM 0.11 M M M M Midday thunderstorm
2/10/2013 8:00 AM 0.08 M M M M
2/12/2013 8:00 AM 0.14 M M M M Rain began at 6:00 am.
2/13/2013 8:00 AM 0.54 M M M M Mixed rain and snow left us with good moisture but no accumulation
2/16/2013 8:00 AM 0.02 0.2 M M M Light snow fell before sunrise.
2/20/2013 8:00 AM 0.74 0.8 M M M Rain started somewhere around 3 am and then changed to moderate snow. Snow continued until mixing with rain at 8 am. Amount above is liquid only. Total liquid updated. .
2/21/2013 8:00 AM 0.89 0.3 M 0.3 M On and off mixed rain and snow showers fell during the day yesterday. More substantial thunder sleet showers fell after 2am and continued to 7 am.
2/25/2013 7:10 AM 0.42 M M M M Big plains winter storm underway. Not here, instead we had thunderstorms underway by 5am. Some small hail hit the house at 6am.
2/26/2013 8:00 AM 0.85 T T M M
3/9/2013 8:00 AM 0.01 M M M M Drizzle fell in the early morning
3/10/2013 8:00 AM 0.52 M M M M A line of thunderstorms passed overhead in the early afternoon. A mesovortex passed to the northwest of us as the line passed by. But we missed the high winds.
3/22/2013 8:00 AM T M M M M
3/23/2013 8:00 AM 0.02 M M M M
3/24/2013 8:00 AM 0.02 M M M M Drizzle then light shower with distant lightning and thunder south at 10pm.
3/30/2013 8:00 AM 0.10 M M M M Elevated thunderstorms passed overhead from the west. We got missed by more intense storms in the evening.
3/31/2013 8:00 AM 1.32 M M M M Finally a big thunderstorm hit us dead on. At 4am a bow echo passed overhead giving us the heaviest rain rate I've seen in 3 years. Small hail and 4ph winds came along with the rain.
4/2/2013 8:00 AM 0.36 M M M M Rain showers and thunder developed on top of a cold airmass around 4-5 am and continued till observation time. The main rain band was situated to our south. The upstairs deck gauge had .34".
4/3/2013 8:00 AM 1.59 M M M M Rain and occasional thunderstorms continued for much of the day.
4/4/2013 8:00 AM 0.86 M M M M Rain continued until 9 pm. For the past 2 days the upper deck gauge had 2.38" vs 2.45" for the official gauge.
4/10/2013 8:00 AM 0.56 M M M M
4/11/2013 8:00 AM 0.28 T M M M Rain, then occasional freezing rain and ice pellets fell up to around noon. We saw no accumulations of ice pellets and little ice accumulation. This ice event was the second latest ever.
4/18/2013 8:00 AM 3.22 M M M M Bow echo hit around 9:10 pm. Winds rose to about 40 mph and copious pea to dime size hail fell. Then we remained in training storms till 10 pm. More storms came through 2am. .
4/27/2013 8:00 AM 0.87 M M M M Thunderstorm hit around 9:30. 2nd floor deck gauge had .93".
5/3/2013 8:00 AM 0.16 M M M M Light rain fell with a very cold north wind for May.
5/9/2013 8:00 AM 1.37 M M M M A bow echo passed through 8:30 pm.
5/10/2013 8:00 AM 0.03 M M M M Thunderstorm hit at night in downtown Norman and all we got was anvil rain.
5/16/2013 8:00 AM 0.70 M M M M Mainly got anvil rain all day from an MCS to our south. Missed the lead storms that passed through Norman during the midday.
5/19/2013 8:00 AM 0.63 M M M M Evening thunderstorms, outflow dominated
5/22/2013 8:00 AM 0.53 M M M M Thunderstorms in midday.
5/23/2013 8:00 AM 0.52 M M M M Early morning thunderstorms formed NW to SE on an elevated front. Flash flooding was reported in downtown Norman and west OKC. The poor folks in the tornado damaged neighborhoods had to deal with a lot of rain too.
5/31/2013 8:00 AM 0.10 M M M M Supercell passed to our south. Another storm missed us to the west at dusk. So far we've avoided most of the rain from this system.
6/1/2013 8:00 AM 2.86 M M M M Severe thunderstorms with 50-60 mph winds and .75" dis hail struck around 8 pm and lasted till 10. The storms shifted north and then came back down ~4am The city was flooded much worse than east Norman but I officially declare the drought over for us as Lake Thunderbird has risen above normal.
6/4/2013 8:00 AM 1.00 M M M M Early morning MCS swept through with frequent lightning.
6/5/2013 8:00 AM 0.26 M M M M Early morning thunderstorm line came through. However showers preceding the line stabilized the and created a hole for Norman. Nature decided that OKC must've needed more rain and so they once again scored the best.
6/9/2013 8:00 AM 0.39 M M M M A line of thunderstorms moved NW to SE over us around 2am but we also benefited from a pre-line storm around 11pm.
6/16/2013 8:00 AM 0.58 M M M M Thunderstorms developed overhead around noon delivering heavy rain and winds to about 30 mph.
6/17/2013 8:00 AM 1.09 M M M M An MCS passed through beginning around 3am and lasting till 7am. We had winds to ~40 mph and initial frequent lightning followed by occasional huge lightning strikes out of the anvil.
7/4/2013 8:00 AM 0.04 M M M M Rain shower at 4am
7/6/2013 8:00 AM 0.11 M M M M Morning elevated showers passed through with a couple rumbles of thunder.
7/14/2013 8:00 AM 0.90 M M M M Very unusual westward moving upper low has produced a N-S line of thunderstorms that arrived around 4am.
7/15/2013 7:45 AM 0.65 M M M M Stratiform rain continued in the morning ending near noon. Then we had thunderstorms approach from the east at sunset but the closest ones died while the ones to the southeast slide by just to our south. We had a spectacular red sunlit shelf cloud with the storms to the east.
7/16/2013 8:00 AM 1.98 M M M M Heavy rain fell in the morning. Light rain continued till ~11pm.
7/17/2013 8:00 AM 1.25 M M M M Late afternoon thunderstorms arrived from the southeast. One developed just before it arrived giving us a burst of heavy rain. Light rain continued until nearly 10 pm.
7/18/2013 8:00 AM 0.04 M M M M Thunderstorms moved to the NW to our west. We just got a few light showers as a result.
7/24/2013 8:00 AM 1.04 M M M M A squall line moved overhead from the north around 5 am. Just before it hit a cell rapidly formed overhead giving us a barrage of nearby lightning strikes. More storms moved to the south on our east of us before the line hit.
7/26/2013 7:37 AM 3.71 M M M M Sprinkles at 11pm became thunderstorms around 4am and then extreme rain rates 6 am to 7. Rain continued till ob time.
7/27/2013 8:00 AM 0.66 M M M M Remaining rain fell from a near stationary convective cell located to our west.
7/30/2013 8:00 AM 0.63 M M M M An MCS came through at 2 am with heavy rain and strong winds. There was only occasional lightning, however. Winds weren't severe.
8/8/2013 8:00 AM 0.11 M M M M
8/9/2013 8:00 AM 0.67 M M M M
8/14/2013 8:00 AM 0.86 M M M M Thunderstorms in the morning
8/16/2013 8:00 AM 0.45 M M M M MCS squall line arrived from KS around 45 min after midnight. Lots of broken cells gave us some brief heavy rain, wind and quite a few close lightning strikes including one that knocked our power out for a few min.
9/13/2013 8:00 AM 0.12 M M M M Small thunderstorms developed to our north as two gust fronts collided. But they drifted southwest and mostly missed us.
9/18/2013 8:00 AM 0.13 M M M M Morning shower and evening thunderstorm. We were mostly missed
9/20/2013 8:00 AM 0.46 M M M M Thunderstorms in the afternoon
9/29/2013 8:00 AM 1.16 M M M M Morning squall line accompanied a cold front. There was occasional lighting.



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
1/29/2013 11:01 AM Webcam captured time and some of the info above. It was aimed at our hailpad. Duration of hail appeared to be just over 1 min. Three indentations were 1.2cm diameter. 1/2" Grape 1/4" Pea Size Rice 2 no damage Continuous False After rain Before smaller hail 64 1.5
1/1/0001 12:00 AM Pad was partly sheltered. Not home at the time. Neighbor said it hailed more than once. 3/4" Penny Size 3/8" Rice Intermittent False 228 .75