245745 - MISSOULA JOHNSON-BELL FLD, Montana

Latitude
46° 55´N
Longitude
114° 6´W
Elevation
973 meters

COOP Northwest

Montana
Help

Main
10 nearest COOP Northwest stations
2 miSE :MISSOULA 2 WNW, MT
14 miWSW :LOLO HOT SPRINGS 2 NE, MT
17 miS :STEVENSVILLE, MT
23 miE :MISSOULA 2 NE, MT
24 miSW :POWELL, ID
25 miS :WESTERN AG RESEARCH CNTR, MT
28 miS :HAMILTON, MT
33 miNNW :ALBERTON, MT
34 miE :POTOMAC, MT
37 miS :DARBY, MT

Weather variables    Help
Click a weather variable name to jump down to those statistics.
Total
observations
%
NDJFM
observations
%
TMAX
18248
99.9%
7554
99.9%
TMIN
18230
99.8%
7536
99.6%
PRCP
18249
99.9%
7555
99.9%
SNOW
18208
99.7%
7515
99.4%




TMAX     Help     top of page

TMAX
observations
mean
std dev
   
Distribution
during extreme days of
NDJFM
7554  by year
36.6°F
12.1°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>=53°F
585
0.32
125
56
2.2*
map
table
Extreme low events
Days with TMAX<=17°F
512
-0.04
109
111
1.0
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>=53°F
585
0.45
142
40
3.5*
map
table
Extreme low events
Days with TMAX<=17°F
512
-0.87
28
212
7.6*
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>=53°F
585
119
73
1.6*
map
table
Extreme low events
Days with TMAX<=17°F
512
50
85
1.7*
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
7536  by year
19.9°F
12.1°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<=0°F
541
-0.06
110
114
1.0
map
table
Extreme high events
Days with TMIN>=33°F
653
0.15
122
89
1.4*
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<=0°F
541
-0.79
32
201
6.3*
map
table
Extreme high events
Days with TMIN>=33°F
653
0.31
124
46
2.7*
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<=0°F
541
59
91
1.5*
map
table
Extreme high events
Days with TMIN>=33°F
653
103
113
1.1
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
7555  by year
0.03"
   
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"
3007
0.08"
-0.02
477
511
1.1
map
table
Extreme events
Days with PRCP>0.12"
586
0.24"
-0.06
94
105
1.1
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"
3007
0.08"
-0.31
330
675
2.0*
map
table
Extreme events
Days with PRCP>0.12"
586
0.24"
-0.30
65
130
2.0*
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"
3007
0.08"
398
558
1.4*
map
table
Extreme events
Days with PRCP>0.12"
586
0.24"
67
97
1.4*
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
7515  by year
0.29"
   
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"
2154
1.00"
-0.11
323
417
1.3*
map
table
Extreme events
Days with SNOW>1.5"
403
3.07"
-0.23
57
86
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"
2154
1.00"
-0.55
159
617
3.9*
map
table
Extreme events
Days with SNOW>1.5"
403
3.07"
-0.65
21
122
5.8*
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"
2154
1.00"
286
423
1.5*
map
table
Extreme events
Days with SNOW>1.5"
403
3.07"
42
69
1.6*
map
table

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