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The table shows the combined weather forecast in Lewiston for three days 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 Lewiston

Date Time Weather type Air temperature, °C Atmospheric pressure Wind Precipitation, mm Tef, °C Tefs, °C Weather comfort
09.09
Tue
day
15 h
Clear +17 720 SE
1 m/s
0.0 +18 +20
09.09
Tue
even
18 h
Light cloudy +23 720 NW
1 m/s
0.0 +19 +26
09.09
Tue
even
21 h
Clear +27 719 NW
3 m/s
0.0 +22 +30
10.09
Wen
night
00 h
Light cloudy +28 718 NW
3 m/s
0.0 +23 +25
10.09
Wen
night
03 h
Light cloudy +26 718 W
2 m/s
0.0 +21 +21
10.09
Wen
morn
06 h
Light cloudy +22 718 W
1 m/s
0.0 +19 +19
10.09
Wen
morn
09 h
Light cloudy +19 718 S
1 m/s
0.0 +20 +20
10.09
Wen
day
12 h
Clear +18 718 SE
1 m/s
0.0 +19 +19
10.09
Wen
day
15 h
Light cloudy +17 719 E
1 m/s
0.0 +18 +19
10.09
Wen
even
18 h
Clear +22 720 calm 0.0 +19 +30
10.09
Wen
even
21 h
Clear +26 719 NW
2 m/s
0.0 +22 +31
11.09
Thu
night
00 h
Clear +29 717 NW
3 m/s
0.0 +24 +26
11.09
Thu
night
03 h
Light cloudy +27 718 SW
3 m/s
0.1 +22 +22
11.09
Thu
morn
06 h
Rain +22 718 S
1 m/s
1.3 +19 +19
11.09
Thu
morn
09 h
Light cloudy +19 719 SW
1 m/s
0.0 +20 +20
11.09
Thu
day
12 h
Partly cloudy +18 719 SW
1 m/s
0.1 +19 +19
11.09
Thu
day
15 h
Light cloudy +18 720 S
1 m/s
0.0 +19 +20
11.09
Thu
even
18 h
Rain +22 721 SW
1 m/s
1.9 +19 +27
11.09
Thu
even
21 h
Clear +26 721 NW
2 m/s
0.1 +21 +30
12.09
Fri
night
00 h
Light rain +24 721 NW
2 m/s
0.5 +20 +22
12.09
Fri
night
03 h
Light rain +21 721 E
2 m/s
0.5 +19 +19
12.09
Fri
morn
06 h
Rain +18 722 E
2 m/s
1.4 +19 +19
12.09
Fri
morn
09 h
Light cloudy +18 722 E
1 m/s
0.1 +19 +19
Tue, 09.09
Tue
Tue
Tue
Wen
Wen
Wen
Wen
Wen
15 h
18 h
21 h
00 h
03 h
06 h
09 h
12 h
Air temperature,°С
+17
+23
+27
+28
+26
+22
+19
+18
Atmospheric pressure
720
720
719
718
718
718
718
718
Wind
SE
1 m/s
NW
1 m/s
NW
3 m/s
NW
3 m/s
W
2 m/s
W
1 m/s
S
1 m/s
SE
1 m/s
Precipitation, mm
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Tef,°C
+18
+19
+22
+23
+21
+19
+20
+19
Tefs,°C
+20
+26
+30
+25
+21
+19
+20
+19
Weather comfort
 
 
 
 
 
 
 
 
Wen
Wen
Wen
Thu
Thu
Thu
Thu
Thu
15 h
18 h
21 h
00 h
03 h
06 h
09 h
12 h
Air temperature,°С
+17
+22
+26
+29
+27
+22
+19
+18
Atmospheric pressure
719
720
719
717
718
718
719
719
Wind
E
1 m/s
calm
NW
2 m/s
NW
3 m/s
SW
3 m/s
S
1 m/s
SW
1 m/s
SW
1 m/s
Precipitation, mm
0.0
0.0
0.0
0.0
0.1
1.3
0.0
0.1
Tef,°C
+18
+19
+22
+24
+22
+19
+20
+19
Tefs,°C
+19
+30
+31
+26
+22
+19
+20
+19
Weather comfort
 
 
 
 
 
 
 
 
Thu
Thu
Thu
Fri
Fri
Fri
Fri
15 h
18 h
21 h
00 h
03 h
06 h
09 h
Air temperature,°С
+18
+22
+26
+24
+21
+18
+18
Atmospheric pressure
720
721
721
721
721
722
722
Wind
S
1 m/s
SW
1 m/s
NW
2 m/s
NW
2 m/s
E
2 m/s
E
2 m/s
E
1 m/s
Precipitation, mm
0.0
1.9
0.1
0.5
0.5
1.4
0.1
Tef,°C
+19
+19
+21
+20
+19
+19
+19
Tefs,°C
+20
+27
+30
+22
+19
+19
+19
Weather comfort
 
 
 
 
 
 
 
 
  • Tue, 09.09
  • Wen, 10.09
  • Thu, 11.09
Location of a geographical point Lewiston (Idaho, USA): latitude 46.3747 longitude -117.0156 height above sea level 438 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.