Station Overview Station Location
Station Number CA-OR-5 Latitude 33.528493
Station Name Laguna Niguel 0.9 W Longitude -117.720284
County Orange Elevation (ft) 477



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 09 0.64 0.95 2 0.95 2 0.00 0 0 2 0 0.0 0 0
Nov 09 1.14 0.10 2 0.10 2 0.00 0 0 1 1 0.0 0 0
Dec 09 2.19 3.80 6 3.80 6 0.00 0 0 6 0 0.0 0 0
Jan 10 2.66 6.63 7 6.63 7 0.00 0 0 7 0 0.0 0 0
Feb 10 3.36 4.44 8 4.44 8 0.00 0 0 8 0 0.0 0 0
March 10 2.21 0.33 4 0.33 4 0.00 0 0 4 0 0.0 0 0
April 10 0.90 1.22 7 1.22 7 0.00 0 0 7 0 0.0 0 0
May 10 0.23 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 10 0.11 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 10 0.04 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 10 0.04 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 10 0.20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 13.72" 17.47" 36 days 17.47" 36 0.00" 0 days 0 35 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
10/1/2009
10/2/2009
10/3/2009
10/4/2009
10/5/2009
10/6/2009
10/7/2009
10/8/2009
10/9/2009
10/10/2009
10/11/2009
10/12/2009
10/13/2009
10/14/2009 0.75
10/15/2009 0.20
10/16/2009
10/17/2009
10/18/2009
10/19/2009
10/20/2009
10/21/2009
10/22/2009
10/23/2009
10/24/2009
10/25/2009
10/26/2009
10/27/2009
10/28/2009
10/29/2009
10/30/2009
10/31/2009
11/1/2009
11/2/2009
11/3/2009
11/4/2009
11/5/2009
11/6/2009
11/7/2009
11/8/2009
11/9/2009
11/10/2009
11/11/2009
11/12/2009
11/13/2009
11/14/2009
11/15/2009
11/16/2009
11/17/2009
11/18/2009
11/19/2009
11/20/2009
11/21/2009
11/22/2009
11/23/2009
11/24/2009
11/25/2009
11/26/2009
11/27/2009
11/28/2009 0.10
11/29/2009 T
11/30/2009
12/1/2009
12/2/2009
12/3/2009
12/4/2009
12/5/2009
12/6/2009
12/7/2009 0.05
12/8/2009 1.55
12/9/2009
12/10/2009
12/11/2009 0.30
12/12/2009
12/13/2009 1.58
12/14/2009 0.02
12/15/2009
12/16/2009
12/17/2009
12/18/2009
12/19/2009
12/20/2009
12/21/2009
12/22/2009 0.30
12/23/2009
12/24/2009
12/25/2009
12/26/2009
12/27/2009
12/28/2009
12/29/2009
12/30/2009
12/31/2009
Day of YearDaily PrcpMultiday Prcp
1/1/2010
1/2/2010
1/3/2010
1/4/2010
1/5/2010
1/6/2010
1/7/2010
1/8/2010
1/9/2010
1/10/2010
1/11/2010
1/12/2010
1/13/2010
1/14/2010
1/15/2010
1/16/2010
1/17/2010
1/18/2010 0.32
1/19/2010 1.86
1/20/2010 0.86
1/21/2010 1.71
1/22/2010 0.67
1/23/2010 1.01
1/24/2010
1/25/2010
1/26/2010
1/27/2010 0.20
1/28/2010
1/29/2010
1/30/2010
1/31/2010
2/1/2010
2/2/2010
2/3/2010
2/4/2010
2/5/2010
2/6/2010 2.14
2/7/2010 0.55
2/8/2010
2/9/2010
2/10/2010 0.49
2/11/2010
2/12/2010
2/13/2010
2/14/2010
2/15/2010
2/16/2010
2/17/2010
2/18/2010
2/19/2010
2/20/2010 0.27
2/21/2010
2/22/2010 0.05
2/23/2010
2/24/2010
2/25/2010 0.05
2/26/2010
2/27/2010 0.81
2/28/2010 0.08
3/1/2010
3/2/2010
3/3/2010 0.02
3/4/2010
3/5/2010
3/6/2010
3/7/2010 0.22
3/8/2010 0.02
3/9/2010
3/10/2010
3/11/2010
3/12/2010
3/13/2010
3/14/2010
3/15/2010
3/16/2010
3/17/2010
3/18/2010
3/19/2010
3/20/2010
3/21/2010
3/22/2010
3/23/2010
3/24/2010
3/25/2010
3/26/2010
3/27/2010
3/28/2010
3/29/2010
3/30/2010
3/31/2010 0.07
Day of YearDaily PrcpMultiday Prcp
4/1/2010
4/2/2010
4/3/2010
4/4/2010
4/5/2010 0.05
4/6/2010 0.11
4/7/2010
4/8/2010
4/9/2010
4/10/2010
4/11/2010
4/12/2010 0.60
4/13/2010
4/14/2010
4/15/2010
4/16/2010
4/17/2010
4/18/2010
4/19/2010
4/20/2010
4/21/2010 0.08
4/22/2010 0.22
4/23/2010 0.02
4/24/2010
4/25/2010
4/26/2010
4/27/2010
4/28/2010 0.14
4/29/2010
4/30/2010
5/1/2010
5/2/2010
5/3/2010
5/4/2010
5/5/2010
5/6/2010
5/7/2010
5/8/2010
5/9/2010
5/10/2010
5/11/2010
5/12/2010
5/13/2010
5/14/2010
5/15/2010
5/16/2010
5/17/2010
5/18/2010
5/19/2010
5/20/2010
5/21/2010
5/22/2010
5/23/2010
5/24/2010
5/25/2010
5/26/2010
5/27/2010
5/28/2010
5/29/2010
5/30/2010
5/31/2010
6/1/2010
6/2/2010
6/3/2010
6/4/2010
6/5/2010
6/6/2010
6/7/2010
6/8/2010
6/9/2010
6/10/2010
6/11/2010
6/12/2010
6/13/2010
6/14/2010
6/15/2010
6/16/2010
6/17/2010
6/18/2010
6/19/2010
6/20/2010
6/21/2010
6/22/2010
6/23/2010
6/24/2010
6/25/2010
6/26/2010
6/27/2010
6/28/2010
6/29/2010
6/30/2010
Day of YearDaily PrcpMultiday Prcp
7/1/2010
7/2/2010
7/3/2010
7/4/2010
7/5/2010
7/6/2010
7/7/2010
7/8/2010
7/9/2010
7/10/2010
7/11/2010
7/12/2010
7/13/2010
7/14/2010
7/15/2010
7/16/2010
7/17/2010
7/18/2010
7/19/2010
7/20/2010
7/21/2010
7/22/2010
7/23/2010
7/24/2010
7/25/2010
7/26/2010
7/27/2010
7/28/2010
7/29/2010
7/30/2010
7/31/2010
8/1/2010
8/2/2010
8/3/2010
8/4/2010
8/5/2010
8/6/2010
8/7/2010
8/8/2010
8/9/2010
8/10/2010
8/11/2010
8/12/2010
8/13/2010
8/14/2010
8/15/2010
8/16/2010
8/17/2010
8/18/2010
8/19/2010
8/20/2010
8/21/2010
8/22/2010
8/23/2010
8/24/2010
8/25/2010
8/26/2010
8/27/2010
8/28/2010
8/29/2010
8/30/2010
8/31/2010
9/1/2010
9/2/2010
9/3/2010
9/4/2010
9/5/2010
9/6/2010
9/7/2010
9/8/2010
9/9/2010
9/10/2010
9/11/2010
9/12/2010
9/13/2010
9/14/2010
9/15/2010
9/16/2010
9/17/2010
9/18/2010
9/19/2010
9/20/2010
9/21/2010
9/22/2010
9/23/2010
9/24/2010
9/25/2010
9/26/2010
9/27/2010
9/28/2010
9/29/2010
9/30/2010



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/14/2009 7:00 AM 0.75 M M M M The precip was the result of the lower end of a strong Pacific storm, the remnant of a Asian typhoon. Currently, conditions are overcast with stratoCu cloud coverage and light drizzle, the baromenter is 30.02S, humidity @ 100% temp is 62F and the wind is calm.
10/15/2009 6:00 AM 0.20 M M M M
11/28/2009 6:00 AM 0.10 M M M M
11/29/2009 6:00 AM T M M M M
12/7/2009 6:00 AM 0.05 M M M M
12/8/2009 6:00 AM 1.55 M M M M
12/11/2009 6:00 AM 0.30 M M M M
12/13/2009 6:00 AM 1.58 M M M M
12/14/2009 6:00 AM 0.02 M M M M
12/22/2009 6:00 AM 0.30 M M M M
1/18/2010 6:00 AM 0.32 M M M M
1/19/2010 6:00 AM 1.86 0.0 M M M Measurement of the first of several strong pacific storms. Most of the rainfall occured during the daylight hours accompanied with strong winds.
1/20/2010 6:00 AM 0.86 M M M M
1/21/2010 5:45 AM 1.71 M M M M third of 4 pacific storms through wednesday and continued with moderate scattered showers into the recording time. winds have been moderate with gusts to 25 mph, temp is 49F, humidity is 96% and the barometer is 29.33 (wow!).
1/22/2010 6:00 AM 0.67 M M M M On Thursday, the NWS recorded the lowest barometric pressure ever @ 29.07 at the Los Angeles office. This was the forth in a series of pacific El Nino type storms to hit the area. At this time, the humidity is 97%, tempurature is 47d F, wind is 5 mph SSW, and the baromenter is 29.34 in/Mer. With the strong pressure gradients, the wind as expected, was strong overnight @ 20-30 mph with gusts to 35. Most of the precipitation fell during the daylight hours between 6AM - 4 PM with light shower activity overnight. Other areas in So Cal received much more violent weather with waterspouts and thunderstorms reported with numerous power outages and some moderate damage to property.
1/23/2010 8:00 AM 1.01 M M M M The remainder of the residual moisture associated with the last in a series of storms has passed the area with only showers remaining to the south in San Diego County. Quite a bit of dew formed overnight due to ground saturation and low temps. Currently, the temp is 49d F, humidity is 96%, barometer is 30.01R, and the winds are calm.
1/27/2010 6:00 AM 0.20 M M M M Precip was a result of a weak low mostly passing to the south into N Baja CA with the bulk of the moisture remaining offshore as it passed. Currently, the temt is 47dF, hum is 87%, bar is 29.87 aand the winds are calm.
2/6/2010 7:00 AM 2.14 M M M M The current event strengthened consideably from Thursdays forcast from NOAA predicting only 1/2-3/4" in this coastal zone at that time. Friday morn & afternoon received only light precip but picked up cosiderably during the evening and early (3-5 AM) morning with fairly consistant rain and 2 thunderstorms. Currently, light steady rain is falling, barometer is 29.92, humidity is 100%, temp is 55d F, and the wind is 7 mph E with G 15 mph.
2/7/2010 8:00 AM 0.55 M M M M The 2nd and last of the impulses of the current low moved through yesterday afternoon and eve leaving moderate rain fall amounts. Currently, skys are clear, barometer 29.90, RH 88%, temp 52d F, and the wind is wsw@ 4mph G 10.
2/10/2010 6:00 AM 0.49 M M M M The front passed through during the afternoon bringing with it t-storms and pea sized hail. Last night was clear as the cold core low passed off-shore and turned inland over baja cal.
2/20/2010 6:00 AM 0.27 M M M M
2/22/2010 6:00 AM 0.05 M M M M
2/25/2010 6:00 AM 0.05 M M M M
2/27/2010 6:00 AM 0.81 M M M M
2/28/2010 6:00 AM 0.08 M M M M
3/3/2010 6:00 AM 0.02 M M M M
3/7/2010 6:00 AM 0.22 M M M M
3/8/2010 6:00 AM 0.02 M M M M
3/31/2010 6:00 AM 0.07 M M M M
4/5/2010 6:00 AM 0.05 M M M M precursor showers to a cold front still to the north. current barometer is 30.01F, 97% RH, 52d F, wind is SSW @ 4mph/8 mph gusts and the sky full coverage stratocum.
4/6/2010 6:00 AM 0.11 M M M M
4/12/2010 6:00 AM 0.60 M M M M
4/21/2010 6:00 AM 0.08 M M M M
4/22/2010 6:00 AM 0.22 M M M M Second wave of a slow moving low centered over Nevada passed through early this morning bringing moderate rain. Currently it's mostly clear with the barometer @ 29.72S, RH 96%, 45d F, and the wind is calm
4/23/2010 6:00 AM 0.02 M M M M
4/28/2010 7:00 AM 0.14 0.0 M M M A fast moving cold front has passed though the area bring showers this morning and wind predicted this afternoon. Currently, the barometer is 29.95 R, RH is 99%, Temp is 55d F and the wind is 2mph W/SW.



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