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FORECAST FOR 5 DAYS

The table below shows the combined weather forecast for St. Louis to five days ahead, automatically compiled according to several independent sources. Time - local. The atmospheric pressure in mm Hg - at the level of the city (the station).

The indicators of Teff (effective temperature), Tefs (effective temperature of the sun), and a verbal description of comfort weather (see explanation below) added to the table.

Weather in St. Louis


Date Time Weather Air temperature, °C Atmospheric pressure, mm Wind dir. Wind speed Teff,°C Tefs,°C Comfort weather
22 January
monday
night
0 h
Rain +14 738 SE 5 m/s +12 +12 warm
morning
6 h
Rain +14 735 S 3 m/s +13 +13 warm
day
12 h
Mostly sunny +13 735 S 7 m/s +11 +12 warm
evening
18 h
Partly sunny +11 734 SW 6 m/s +8 +8 warm
23 January
tuesday
night
0 h
Cloudy +7 735 W 6 m/s +3 +3 warm
morning
6 h
Cloudy +5 741 W 7 m/s -0 -0 warm
day
12 h
Cloudy +3 747 W 6 m/s -2 -2 seasonable
evening
18 h
Cloudy +3 749 W 3 m/s -0 -0 warm
24 January
wednesday
night
0 h
Clear +1 751 W 2 m/s -2 -2 warm
morning
6 h
Clear -1 752 W 3 m/s -6 -6 seasonable
day
12 h
Clear +2 754 W 3 m/s -2 +3 seasonable
evening
18 h
Clear +5 753 W 1 m/s +4 +4 warm
25 January
thursday
night
0 h
Clear +2 754 S 2 m/s -1 -1 warm
morning
6 h
Clear +1 753 S 3 m/s -3 -3 warm
day
12 h
Clear +6 752 SW 4 m/s +3 +7 warm
evening
18 h
Clear +11 750 S 4 m/s +9 +9 warm
26 January
friday
night
0 h
Clear +7 749 S 4 m/s +4 +4 warm
morning
6 h
Clear +6 749 S 4 m/s +3 +3 warm
day
12 h
Mostly sunny +9 747 S 7 m/s +5 +6 warm
evening
18 h
Mostly cloudy +12 745 S 5 m/s +10 +10 warm

Teff - Effective temperature - the temperature that a man dressed in accordance with the season feels. Taken into account when calculating the effect of humidity, wind speed and atmospheric pressure on the human sensation of heat.

Tefs - The effective temperature of the sun - the temperature that a person feels, adjusted for solar radiation. Depends on the amount of cloud cover and height of the sun above the horizon. At night and in cloudy weather correction is zero.

Weather comfort - a verbal response, characterized by favorable or unfavorable weather conditions forecast for a man dressed in accordance with the season. Used as relative characteristics: warm, cool, cold, very cold, showing how the expected Teff will be higher or lower than normal, and the absolute: the danger of sunstroke, the risk of overheating, hot, very hot and stuffy, very stuffy, comfort, danger colds, the risk of frostbite, arising when the Teff, Tefs, air temperature or combinations of specific criteria. For more details - see Explanation to section.



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