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Current Weather Conditions:
Alton/St. Louis, St. Louis Regional Airport, IL, United States

(KALN) 38-54N 090-03W

Conditions at

2009.11.08 0645 UTC
Wind Calm
Visibility 10 mile(s)
Sky conditions clear
Temperature 58.6 F (14.8 C)
Dew Point 53.6 F (12.0 C)
Relative Humidity 83%
Pressure (altimeter) 30.03 in. Hg (1016 hPa)
ob KALN 080645Z AUTO 00000KT 10SM CLR 15/12 A3003 RMK AO2 T01480120

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
64.4 (18.0) 58.5 (14.7) In the 6 hours preceding Nov 08, 2009 - 12:45 AM EST / 2009.11.08 0545 UTC
75.0 (23.9) 54.3 (12.4) In the 24 hours preceding Nov 08, 2009 - 12:45 AM EST / 2009.11.08 0545 UTC

24 Hour Summary

Time
EST (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 2 AM (7) Nov 08 58.6 (14.8) 53.6 (12.0) 30.03 (1016) Calm
1 AM (6) Nov 08 59.0 (15.0) 53.6 (12.0) 30.03 (1016) Calm
Midnight (5) Nov 08 59.9 (15.5) 54.1 (12.3) 30.03 (1016) Calm
11 PM (4) Nov 07 59.2 (15.1) 54.0 (12.2) 30.01 (1016) Calm
10 PM (3) Nov 07 60.6 (15.9) 54.1 (12.3) 30.01 (1016) Calm
9 PM (2) Nov 07 59.7 (15.4) 52.9 (11.6) 29.99 (1015) Calm
8 PM (1) Nov 07 60.8 (16.0) 52.2 (11.2) 29.98 (1015) Calm
7 PM (0) Nov 07 62 (17) 50 (10) 29.98 (1015) SSE 9
6 PM (23) Nov 07 69 (21) 50 (10) 29.93 (1013) S 12
5 PM (22) Nov 07 73 (23) 50 (10) 29.91 (1012) S 15
4 PM (21) Nov 07 75 (24) 50 (10) 29.91 (1012) S 14
3 PM (20) Nov 07 75 (24) 50 (10) 29.9 (1012) SSW 12
2 PM (19) No Data
1 PM (18) Nov 07 71 (22) 51 (11) 29.93 (1013) SW 12
Noon (17) No Data
11 AM (16) No Data
10 AM (15) Nov 07 60 (16) 51 (11) 29.95 (1014) S 12
9 AM (14) No Data
8 AM (13) No Data
7 AM (12) Nov 07 54.5 (12.5) 48.7 (9.3) 29.92 (1013) Calm
6 AM (11) Nov 07 54.7 (12.6) 48.7 (9.3) 29.92 (1013) Calm
5 AM (10) Nov 07 55.4 (13.0) 48.6 (9.2) 29.91 (1012) Calm
4 AM (9) Nov 07 55.2 (12.9) 48.6 (9.2) 29.91 (1012) Calm
Oldest 3 AM (8) Nov 07 54.5 (12.5) 48.6 (9.2) 29.92 (1013) Calm
Time
EST (UTC)
Temperature
F(C)
Dew Point
F(C)
Pressure
Inches(hPa)
Wind
(MPH)
Weather

The information presented here is taken from products produced by the U.S. National Weather Service and other national and international agencies




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