244038 - HEBGEN DAM, Montana

Latitude
44° 52´N
Longitude
111° 20´W
Elevation
6489 feet

HCND

Montana
Help

Main
10 nearest HCND stations
19 miSE :WEST YELLOWSTONE, MT
32 miENE :YELLOWSTONE PARK MAMMOTH, WY
39 miNNW :ENNIS, MT
42 miNW :VIRGINIA CITY, MT
45 miNNW :NORRIS MADISON POWER HOUSE, MT
51 miESE :LAKE YELLOWSTONE, WY
56 miS :ASHTON, ID
57 miNNE :BOZEMAN MONTANA ST UNIV, MT
68 miWNW :DILLON WMCE, MT
76 miS :ALTA 1NNW, WY

Weather variables    Help
Click a weather variable name to jump down to those statistics.
Total
observations
%
NDJFM
observations
%
TMAX
17099
93.6%
7045
93.2%
TMIN
17277
94.6%
7089
93.7%
PRCP
15158
83.0%
6295
83.2%
SNOW
14045
76.9%
6665
88.1%




TMAX     Help     top of page

TMAX
observations
mean
std dev
   
Distribution
during extreme days of
NDJFM
7045  by year
28.3°F
11.0°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>=44°F
473
0.29
95
38
2.5*
map
table
Extreme low events
Days with TMAX<=11°F
512
-0.03
105
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>=44°F
473
0.58
125
21
6.0*
map
table
Extreme low events
Days with TMAX<=11°F
512
-0.43
60
152
2.5*
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>=44°F
473
78
64
1.2
map
table
Extreme low events
Days with TMAX<=11°F
512
83
78
1.1
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
7089  by year
8.1°F
15.1°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<=-17°F
501
-0.04
104
108
1.0
map
table
Extreme high events
Days with TMIN>=28°F
506
-0.03
59
78
1.3
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<=-17°F
501
-0.38
48
120
2.5*
map
table
Extreme high events
Days with TMIN>=28°F
506
0.13
82
49
1.7*
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<=-17°F
501
80
90
1.1
map
table
Extreme high events
Days with TMIN>=28°F
506
75
109
1.5*
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
6295  by year
0.11"
   
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"
3181
0.21"
-0.01
531
555
1.0
map
table
Extreme events
Days with PRCP>0.32"
634
0.52"
0.03
109
102
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"
3181
0.21"
-0.31
346
733
2.1*
map
table
Extreme events
Days with PRCP>0.32"
634
0.52"
-0.30
72
158
2.2*
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"
3181
0.21"
489
593
1.2*
map
table
Extreme events
Days with PRCP>0.32"
634
0.52"
100
122
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
6665  by year
1.40"
   
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"
2937
3.17"
-0.01
503
519
1.0
map
table
Extreme events
Days with SNOW>5.0"
437
8.21"
0.02
75
65
1.2
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"
2937
3.17"
-0.35
300
706
2.4*
map
table
Extreme events
Days with SNOW>5.0"
437
8.21"
-0.56
33
136
4.1*
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"
2937
3.17"
454
550
1.2*
map
table
Extreme events
Days with SNOW>5.0"
437
8.21"
56
87
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