392234 - DEERFIELD DAM, South Dakota

Latitude
44° 1´N
Longitude
103° 47´W
Elevation
1790 meters

COOP Northern Plains

South Dakota
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Main
10 nearest COOP Northern Plains stations
1 miS :DEERFIELD 3 SE, SD
7 miE :REDFERN, SD
7 miWNW :DEERFIELD 5 NW, SD
8 miNE :MYSTIC, SD
8 miNNE :ROCHFORD 2WNW, SD
9 miNNE :ROCHFORD, SD
12 miWSW :MOON, SD
12 miESE :HILL CITY, SD
12 miNW :HARDY RANGER STN, SD
14 miN :BUSKALA RANCH, SD

Weather variables    Help
Click a weather variable name to jump down to those statistics.
Total
observations
%
NDJFM
observations
%
TMAX
2573
14.1%
1076
14.2%
TMIN
2566
14.1%
1076
14.2%
PRCP
2732
15.0%
1084
14.3%
SNOW
2732
15.0%
1084
14.3%




TMAX     Help     top of page

TMAX
observations
mean
std dev
   
Distribution
during extreme days of
NDJFM
1076  by year
35.9°F
11.5°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
74
-0.21
0
11
Inf*
map
table
Extreme low events
Days with TMAX<=18°F
77
-0.05
15
13
1.2
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
74
0.64
18
2
9.0*
map
table
Extreme low events
Days with TMAX<=18°F
77
-0.86
2
29
14.5*
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>=53°F
74
0
34
Inf*
map
table
Extreme low events
Days with TMAX<=18°F
77
0
42
Inf*
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
1076  by year
8.4°F
13.2°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<=-14°F
72
0.00
11
11
1.0
map
table
Extreme high events
Days with TMIN>=25°F
90
-0.08
8
8
1.0
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<=-14°F
72
-1.09
3
38
12.7*
map
table
Extreme high events
Days with TMIN>=25°F
90
0.32
19
9
2.1
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<=-14°F
72
0
35
Inf*
map
table
Extreme high events
Days with TMIN>=25°F
90
0
39
Inf*
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
1084  by year
0.02"
   
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"
203
0.11"
-0.23
23
39
1.7
map
table
Extreme events
Days with PRCP>0.17"
40
0.32"
-0.11
6
7
1.2
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"
203
0.11"
-0.39
17
48
2.8*
map
table
Extreme events
Days with PRCP>0.17"
40
0.32"
-0.56
3
12
4.0
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"
203
0.11"
0
88
Inf*
map
table
Extreme events
Days with PRCP>0.17"
40
0.32"
0
19
Inf*
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
1084  by year
0.37"
   
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"
167
2.39"
-0.20
17
30
1.8
map
table
Extreme events
Days with SNOW>3.0"
28
6.80"
-0.47
2
6
3.0
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"
167
2.39"
-0.40
16
43
2.7*
map
table
Extreme events
Days with SNOW>3.0"
28
6.80"
-0.54
3
10
3.3
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"
167
2.39"
0
84
Inf*
map
table
Extreme events
Days with SNOW>3.0"
28
6.80"
0
12
Inf*
map
table

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