246238 - OPHEIM 12 SSE, Montana

Latitude
48° 42´N
Longitude
106° 19´W
Elevation
899 meters

COOP Northwest

Montana
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Main
10 nearest COOP Northwest stations
5 miW :BAYLOR, MT
7 miNNW :OPHEIM, MT
13 miSSW :ST MARIE, MT
17 miWNW :THOENY 1 E, MT
19 miSW :GLASGOW 15 NW, MT
22 miSSW :GLASGOW INTL ARPT, MT
23 miSSW :GLASGOW # 2, MT
27 miSSE :FRAZER, MT
28 miS :FORT PECK POWER PLANT, MT
29 miS :FORT PECK, MT

Weather variables    Help
Click a weather variable name to jump down to those statistics.
Total
observations
%
NDJFM
observations
%
TMAX
17975
98.4%
7375
97.5%
TMIN
17973
98.4%
7372
97.5%
PRCP
17976
98.4%
7374
97.5%
SNOW
17951
98.3%
7376
97.5%




TMAX     Help     top of page

TMAX
observations
mean
std dev
   
Distribution
during extreme days of
NDJFM
7375  by year
27.1°F
16.9°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>=50°F
528
0.34
102
38
2.7*
map
table
Extreme low events
Days with TMAX<=-1°F
512
-0.37
79
153
1.9*
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>=50°F
528
0.57
140
26
5.4*
map
table
Extreme low events
Days with TMAX<=-1°F
512
-1.13
19
244
12.8*
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>=50°F
528
97
81
1.2
map
table
Extreme low events
Days with TMAX<=-1°F
512
51
94
1.8*
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
7372  by year
5.3°F
16.5°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<=-23°F
502
-0.31
72
127
1.8*
map
table
Extreme high events
Days with TMIN>=27°F
577
0.32
121
56
2.2*
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<=-23°F
502
-1.02
24
229
9.5*
map
table
Extreme high events
Days with TMIN>=27°F
577
0.58
147
28
5.2*
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<=-23°F
502
40
100
2.5*
map
table
Extreme high events
Days with TMIN>=27°F
577
114
66
1.7*
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
7374  by year
0.01"
   
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"
1269
0.05"
-0.13
188
243
1.3*
map
table
Extreme events
Days with PRCP>0.07"
232
0.15"
-0.01
31
33
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"
1269
0.05"
-0.36
131
295
2.3*
map
table
Extreme events
Days with PRCP>0.07"
232
0.15"
-0.34
25
50
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"
1269
0.05"
169
241
1.4*
map
table
Extreme events
Days with PRCP>0.07"
232
0.15"
27
56
2.1*
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
7376  by year
0.20"
   
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"
1131
1.32"
-0.19
162
230
1.4*
map
table
Extreme events
Days with SNOW>2.0"
146
3.50"
-0.10
19
21
1.1
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"
1131
1.32"
-0.44
110
288
2.6*
map
table
Extreme events
Days with SNOW>2.0"
146
3.50"
-0.50
11
34
3.1*
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"
1131
1.32"
135
228
1.7*
map
table
Extreme events
Days with SNOW>2.0"
146
3.50"
18
24
1.3
map
table

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