041583 - CASTLE ROCK RAD LAB, California

Latitude
37° 38´N		 Longitude
121° 30´W		 Elevation
171 meters

COOP Southwest

California
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Main
10 nearest COOP Southwest stations
1 miE :CASTLE ROCK, CA
3 miNE :KERLINGER, CA
3 miE :LONE TREE CANYON, CA
4 miNE :TRACY CARBONA, CA
7 miNNE :TRACY, CA
7 miNNW :TRACY PUMPING PLANT, CA
9 miW :LIVERMORE, CA
9 miNE :LATHROP SAN JOAQUIN BDGE, CA
10 miNNE :STOCKTON MOWRY BRIDGE, CA
10 miSSE :DEL PUERTO ROAD CAMP, CA

Weather variables    Help
Click a weather variable name to jump down to those statistics.
Total
observations
%
NDJFM
observations
%
TMAX
78
 0.4%
78
 1.0%
TMIN
78
 0.4%
78
 1.0%
PRCP
2707
 14.8%
1149
 15.2%
SNOW
2707
 14.8%
1149
 15.2%



TMAX     top of page

Data not shown:
Less than 5% of days have TMAX observations during NDJFM over 1948-1997


TMIN     top of page

Data not shown:
Less than 5% of days have TMIN observations during NDJFM over 1948-1997


PRCP (total liquid water equivalent)     Help     top of page

PRCP
observations
mean
    
Distribution
during extreme days of
NDJFM
1149  by year
0.05"
    
overall
NAM
PNA
CTI

PRCP and NAM    Help
scatterplot
days
by month
mean
mean
NAM index
extreme high
NAM days
extreme low
NAM days
ratio of extreme
high:low NAM days
Observed events
Days with PRCP>0.00"
316
0.18"
0.13
55
41
1.3
map
table
Extreme events
Days with PRCP>0.29"
60
0.59"
0.16
11
8
1.4
map
table

PRCP and PNA    Help
scatterplot
days
by month
mean
mean
PNA index
extreme high
PNA days
extreme low
PNA days
ratio of extreme
high:low PNA days
Observed events
Days with PRCP>0.00"
316
0.18"
-0.27
34
74
2.2*
map
table
Extreme events
Days with PRCP>0.29"
60
0.59"
-0.36
4
17
4.2*
map
table

PRCP and CTI    Help
days
by month
mean
high CTI days
(moderate to strong
El Niño winters)
low CTI days
(moderate to strong
La Niña winters)
ratio of high:low CTI
(El Niño:La Niña days)
Observed events
Days with PRCP>0.00"
316
0.18"
65
115
1.8*
map
table
Extreme events
Days with PRCP>0.29"
60
0.59"
18
21
1.2
map
table

PRCP under 2 index extremes     Help
Station table Maps - choose one extreme:
High NAMLow NAM High PNALow PNA High CTILow CTI



SNOW     Help     top of page

SNOW
observations
mean
NDJFM
1149  by year
0.00"

No days with measureable SNOW during NDJFM over 1948-1997