207280 - ST JOHNS, Michigan

Latitude
43° 1´N
Longitude
84° 33´W
Elevation
227 meters

COOP Midwest

Michigan
Help

Main
10 nearest COOP Midwest stations
16 miS :LANSING CAPITAL CITY ARPT, MI
18 miS :LANSING 2, MI
19 miE :OWOSSO WWTP, MI
20 miS :EAST LANSING, MI
20 miSSW :GRAND LEDGE 1 NW, MI
22 miENE :OAKLEY 2 E, MI
22 miS :EAST LANSING EXPERIMENT FARM, MI
24 miS :EAST LANSING 4 S, MI
25 miENE :CHESANING, MI
25 miNE :ST CHARLES 3 SSW, MI

Weather variables    Help
Click a weather variable name to jump down to those statistics.
Total
observations
%
NDJFM
observations
%
TMAX
17857
97.8%
7323
96.8%
TMIN
17819
97.6%
7303
96.6%
PRCP
17751
97.2%
7200
95.2%
SNOW
17761
97.3%
7158
94.6%




TMAX     Help     top of page

TMAX
observations
mean
std dev
   
Distribution
during extreme days of
NDJFM
7323  by year
37.6°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>=58°F
508
0.28
90
43
2.1*
map
table
Extreme low events
Days with TMAX<=20°F
513
-0.26
90
124
1.4
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>=58°F
508
-0.35
32
89
2.8*
map
table
Extreme low events
Days with TMAX<=20°F
513
0.29
135
80
1.7*
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>=58°F
508
91
76
1.2
map
table
Extreme low events
Days with TMAX<=20°F
513
51
70
1.4
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
7303  by year
21.0°F
12.0°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<=1°F
512
-0.22
100
124
1.2
map
table
Extreme high events
Days with TMIN>=37°F
546
0.21
92
48
1.9*
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<=1°F
512
0.36
144
70
2.1*
map
table
Extreme high events
Days with TMIN>=37°F
546
-0.35
32
97
3.0*
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<=1°F
512
49
64
1.3
map
table
Extreme high events
Days with TMIN>=37°F
546
116
77
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
7200  by year
0.06"
   
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"
2257
0.20"
-0.04
348
393
1.1
map
table
Extreme events
Days with PRCP>0.32"
436
0.63"
-0.04
70
77
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"
2257
0.20"
-0.18
305
455
1.5*
map
table
Extreme events
Days with PRCP>0.32"
436
0.63"
-0.46
43
110
2.6*
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"
2257
0.20"
320
432
1.4*
map
table
Extreme events
Days with PRCP>0.32"
436
0.63"
68
92
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
7158  by year
0.26"
   
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"
1119
1.67"
-0.22
146
241
1.7*
map
table
Extreme events
Days with SNOW>2.5"
223
4.44"
-0.30
30
59
2.0*
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"
1119
1.67"
0.08
215
181
1.2
map
table
Extreme events
Days with SNOW>2.5"
223
4.44"
-0.12
38
48
1.3
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"
1119
1.67"
132
217
1.6*
map
table
Extreme events
Days with SNOW>2.5"
223
4.44"
26
34
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