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www.weatherandclimate.eu
The table shows the combined weather forecast Lewistown for a week ahead, automatically compiled according to several independent sources. The time is local. The atmospheric pressure in mm of mercury - at the level of the city (station).
The indicators of Tef (effective temperature), Tefs (effective sun temperature) and verbal characteristics of weather comfort are given (see explanations below).

Weather in Lewistown

Date Time Weather type Air temperature, °C Atmospheric pressure Wind Precipitation, mm Tef, °C Tefs, °C Weather comfort
11.02
Wen
day
12 h
Light cloudy -6 650 SE
2 m/s
0.0 -9 -9
11.02
Wen
even
18 h
Clear +2 653 NW
1 m/s
0.0 +1 +6
12.02
Thu
night
00 h
Clear 0 652 SW
1 m/s
0.0 0 0
12.02
Thu
morn
06 h
Clear -5 651 S
2 m/s
0.0 -7 -7
12.02
Thu
day
12 h
Clear -3 651 S
3 m/s
0.0 -7 -7
12.02
Thu
even
18 h
Clear +4 654 SW
2 m/s
0.0 +3 +8
13.02
Fri
night
00 h
Clear +2 652 SW
1 m/s
0.0 +2 +2
13.02
Fri
morn
06 h
Light cloudy -2 651 S
3 m/s
0.0 -5 -5
13.02
Fri
day
12 h
Light cloudy -1 651 SW
3 m/s
0.0 -4 -4
13.02
Fri
even
18 h
Clear +4 653 W
2 m/s
0.0 +3 +8
14.02
Sat
night
00 h
Light cloudy +3 651 S
1 m/s
0.0 +3 +3
14.02
Sat
morn
06 h
Clear -2 649 S
2 m/s
0.0 -4 -4
14.02
Sat
day
12 h
Mostly cloudy +2 650 S
2 m/s
0.0 0 0
14.02
Sat
even
18 h
Partly cloudy +5 651 SW
5 m/s
0.0 +2 +3
15.02
Sun
night
00 h
Light cloudy +5 651 NE
1 m/s
0.0 +5 +5
15.02
Sun
morn
06 h
Mostly cloudy 0 649 E
1 m/s
0.0 0 0
15.02
Sun
day
12 h
Mostly cloudy -2 648 SE
1 m/s
0.0 -2 -2
15.02
Sun
even
18 h
Mostly cloudy +1 649 E
1 m/s
0.0 +1 +3
16.02
Mon
night
00 h
Partly cloudy +1 647 SE
2 m/s
0.0 -1 -1
16.02
Mon
morn
06 h
Snow -2 645 SE
1 m/s
1.3 -2 -2
16.02
Mon
day
12 h
Light cloudy -0 643 SE
3 m/s
0.0 -3 -3
16.02
Mon
even
18 h
Partly cloudy +6 643 S
2 m/s
0.0 +5 +7
17.02
Tue
night
00 h
Clear +5 640 SE
2 m/s
0.0 +4 +4
17.02
Tue
morn
06 h
Mostly cloudy +2 635 SE
3 m/s
0.0 -1 -1
17.02
Tue
day
12 h
Snow -2 634 N
1 m/s
1.0 -2 -2
17.02
Tue
even
18 h
Light snow -1 637 W
6 m/s
0.3 -6 -5
18.02
Wen
night
00 h
Light snow -3 639 NW
5 m/s
0.3 -9 -9
18.02
Wen
morn
06 h
Light snow -5 641 N
4 m/s
0.1 -10 -10
Wen, 11.02
Wen
Wen
Thu
Thu
Thu
Thu
Fri
Fri
12 h
18 h
00 h
06 h
12 h
18 h
00 h
06 h
Air temperature,°С
-6
+2
0
-5
-3
+4
+2
-2
Atmospheric pressure
650
653
652
651
651
654
652
651
Wind
SE
2 m/s
NW
1 m/s
SW
1 m/s
S
2 m/s
S
3 m/s
SW
2 m/s
SW
1 m/s
S
3 m/s
Precipitation, mm
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Tef,°C
-9
+1
0
-7
-7
+3
+2
-5
Tefs,°C
-9
+6
0
-7
-7
+8
+2
-5
Weather comfort
 
 
 
 
 
 
 
 
Fri
Fri
Sat
Sat
Sat
Sat
Sun
Sun
12 h
18 h
00 h
06 h
12 h
18 h
00 h
06 h
Air temperature,°С
-1
+4
+3
-2
+2
+5
+5
0
Atmospheric pressure
651
653
651
649
650
651
651
649
Wind
SW
3 m/s
W
2 m/s
S
1 m/s
S
2 m/s
S
2 m/s
SW
5 m/s
NE
1 m/s
E
1 m/s
Precipitation, mm
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Tef,°C
-4
+3
+3
-4
0
+2
+5
0
Tefs,°C
-4
+8
+3
-4
0
+3
+5
0
Weather comfort
 
 
 
 
 
 
 
 
Sun
Sun
Mon
Mon
Mon
Mon
Tue
Tue
12 h
18 h
00 h
06 h
12 h
18 h
00 h
06 h
Air temperature,°С
-2
+1
+1
-2
-0
+6
+5
+2
Atmospheric pressure
648
649
647
645
643
643
640
635
Wind
SE
1 m/s
E
1 m/s
SE
2 m/s
SE
1 m/s
SE
3 m/s
S
2 m/s
SE
2 m/s
SE
3 m/s
Precipitation, mm
0.0
0.0
0.0
1.3
0.0
0.0
0.0
0.0
Tef,°C
-2
+1
-1
-2
-3
+5
+4
-1
Tefs,°C
-2
+3
-1
-2
-3
+7
+4
-1
Weather comfort
 
 
 
 
 
 
 
 
Tue
Tue
Wen
Wen
12 h
18 h
00 h
06 h
Air temperature,°С
-2
-1
-3
-5
Atmospheric pressure
634
637
639
641
Wind
N
1 m/s
W
6 m/s
NW
5 m/s
N
4 m/s
Precipitation, mm
1.0
0.3
0.3
0.1
Tef,°C
-2
-6
-9
-10
Tefs,°C
-2
-5
-9
-10
Weather comfort
 
 
 
 
 
 
 
 
  • Wen, 11.02
  • Fri, 13.02
  • Sun, 15.02
  • Tue, 17.02
Location of a geographical point Lewistown (Montana, USA): latitude 47.0492 longitude -109.4578 height above sea level 1263 m.
Navigation:
Notes:
Tef - Effective temperature - the temperature felt by a seasonally dressed person in the shade. The calculation takes into account the influence of humidity, wind speed and atmospheric pressure on the human heat perception.
Tefs - Effective sun temperature - the temperature that a person feels, adjusted for solar radiation. Depends on the amount of cloud cover and the height of the sun above the horizon. At night and in cloudy weather the correction is zero.
Weather comfort - a verbal characteristic that characterizes the favorability or unfavorability of forecast meteorological conditions for a seasonally dressed person. Both relative characteristics are used: warm, cool, cold, very cold, showing how much the expected Tef will be higher or lower than the norm, and absolute ones: the risk of sunstroke, the risk of overheating, hot, very hot, stuffy, very stuffy, comfort, the risk of colds, the risk of frostbite that occur when the Tef, Tefs, air temperature or a combination of certain criteria are reached.