458928 - WALLA WALLA CITY COUNTY AP, Washington

Latitude
46° 6´N
Longitude
118° 17´W
Elevation
355 meters

COOP Northwest

Washington
Help

Main
10 nearest COOP Northwest stations
1 miSE :MILL CREEK DAM, WA
3 miSSW :WALLA WALLA WSO, WA
3 miE :WALLA WALLA 14 ENE, WA
4 miWSW :WALLA WALLA 3 W, WA
5 miWSW :WHITMAN MISSION, WA
5 miE :DIXIE 4 SE, WA
6 miSE :MILL CREEK, WA
8 miESE :WALLA WALLA 13 ESE, OR
12 miNE :DAYTON 1 WSW, WA
13 miNNE :DAYTON 5 NW, WA

Weather variables    Help
Click a weather variable name to jump down to those statistics.
Total
observations
%
NDJFM
observations
%
TMAX
16849
92.3%
7010
92.7%
TMIN
16847
92.2%
7010
92.7%
PRCP
16852
92.3%
7010
92.7%
SNOW
16852
92.3%
7009
92.7%




TMAX     Help     top of page

TMAX
observations
mean
std dev
   
Distribution
during extreme days of
NDJFM
7010  by year
45.9°F
12.2°F
   
overall
NAM
PNA
CTI

TMAX and NAM    Help
scatterplot
days
by month
mean
NAM index
extreme high
NAM days
extreme low
NAM days
ratio of extreme
high:low NAM days
Extreme high events
Days with TMAX>=62°F
503
0.20
105
54
1.9*
map
table
Extreme low events
Days with TMAX<=27°F
512
-0.03
107
115
1.1
map
table

TMAX and PNA    Help
scatterplot
days
by month
mean
PNA index
extreme high
PNA days
extreme low
PNA days
ratio of extreme
high:low PNA days
Extreme high events
Days with TMAX>=62°F
503
0.49
137
31
4.4*
map
table
Extreme low events
Days with TMAX<=27°F
512
-0.64
46
185
4.0*
map
table

TMAX and CTI    Help
days
by month
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)
Extreme high events
Days with TMAX>=62°F
503
92
70
1.3
map
table
Extreme low events
Days with TMAX<=27°F
512
59
91
1.5*
map
table

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




TMIN     Help     top of page

TMIN
observations
mean
std dev
   
Distribution
during extreme days of
NDJFM
7010  by year
32.1°F
10.0°F
   
overall
NAM
PNA
CTI

TMIN and NAM    Help
scatterplot
days
by month
mean
NAM index
extreme high
NAM days
extreme low
NAM days
ratio of extreme
high:low NAM days
Extreme low events
Days with TMIN<=16°F
481
-0.04
103
118
1.1
map
table
Extreme high events
Days with TMIN>=44°F
538
0.12
94
59
1.6*
map
table

TMIN and PNA    Help
scatterplot
days
by month
mean
PNA index
extreme high
PNA days
extreme low
PNA days
ratio of extreme
high:low PNA days
Extreme low events
Days with TMIN<=16°F
481
-1.09
6
220
36.7*
map
table
Extreme high events
Days with TMIN>=44°F
538
0.41
140
44
3.2*
map
table

TMIN and CTI    Help
days
by month
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)
Extreme low events
Days with TMIN<=16°F
481
48
96
2.0*
map
table
Extreme high events
Days with TMIN>=44°F
538
110
88
1.2
map
table

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




PRCP (total liquid water equivalent)     Help     top of page

PRCP
observations
mean
   
Distribution
during extreme days of
NDJFM
7010  by year
0.07"
   
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"
2942
0.17"
-0.01
506
508
1.0
map
table
Extreme events
Days with PRCP>0.27"
574
0.49"
-0.06
95
95
1.0
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"
2942
0.17"
-0.10
426
547
1.3*
map
table
Extreme events
Days with PRCP>0.27"
574
0.49"
-0.03
83
87
1.0
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"
2942
0.17"
502
557
1.1
map
table
Extreme events
Days with PRCP>0.27"
574
0.49"
93
109
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
   
Distribution
during extreme days of
NDJFM
7009  by year
0.12"
   
overall
NAM
PNA
CTI

SNOW 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 SNOW>0.0"
523
1.57"
-0.09
106
117
1.1
map
table
Extreme events
Days with SNOW>2.4"
100
4.11"
-0.28
19
29
1.5
map
table

SNOW 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 SNOW>0.0"
523
1.57"
-0.92
18
210
11.7*
map
table
Extreme events
Days with SNOW>2.4"
100
4.11"
-0.92
2
35
17.5*
map
table

SNOW 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 SNOW>0.0"
523
1.57"
59
103
1.7*
map
table
Extreme events
Days with SNOW>2.4"
100
4.11"
12
17
1.4
map
table

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