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Heat and flood risk to hit Northeast before cooler air arrives Chevron right

West Alton, MO

87°F
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West Alton, MO Weather
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Winter Center

Today Hourly

Daily

Radar MinuteCast Monthly Air Quality Health & Activities
Extreme Heat Warning

July 29 - September 11

Tue 7/29

97° /75°
25%
Partly sunny and hot
alerts

Extreme Heat Warning

12:00 PM Saturday - 7:00 PM Wednesday

RealFeel®111°

RealFeel Shade™103°

Max UV Index10 (Very High)

WindNE 6 mph

Wed 7/30

95° /73°
65%
Humid with times of clouds and sun; a couple of thunderstorms in the afternoon; storms can bring flooding downpours and localized damaging wind gusts
alerts

Extreme Heat Warning

12:00 PM Saturday - 7:00 PM Wednesday

RealFeel®108°

RealFeel Shade™100°

Max UV Index10 (Very High)

WindSE 6 mph

Thu 7/31

80° /63°
88%
Cloudy with a couple of thunderstorms

RealFeel®83°

RealFeel Shade™81°

Max UV Index2 (Low)

WindNNE 8 mph

Fri 8/1

80° /59°
2%
Mostly sunny, pleasant and less humid

RealFeel®85°

RealFeel Shade™77°

Max UV Index10 (Very High)

WindNNE 9 mph

Sat 8/2

81° /59°
0%
Mostly sunny and pleasant

RealFeel®88°

RealFeel Shade™79°

Max UV Index9 (Very High)

WindNE 7 mph

Sun 8/3

84° /65°
7%
Nice with plenty of sunshine

RealFeel®90°

RealFeel Shade™81°

Max UV Index10 (Very High)

WindENE 6 mph

Mon 8/4

87° /69°
17%
Cloudy

RealFeel®89°

RealFeel Shade™85°

Max UV Index3 (Moderate)

WindSE 6 mph

Tue 8/5

86° /72°
5%
Partly sunny

RealFeel®94°

RealFeel Shade™85°

Max UV Index9 (Very High)

WindSE 5 mph

Wed 8/6

88° /71°
11%
More clouds than sunshine

RealFeel®89°

RealFeel Shade™88°

Max UV Index8 (Very High)

WindSSW 8 mph

Thu 8/7

90° /73°
38%
Mainly cloudy with a strong thunderstorm in spots

RealFeel®96°

RealFeel Shade™91°

Max UV Index6 (High)

WindSW 6 mph

Fri 8/8

92° /72°
10%
Humid with sun and some clouds

RealFeel®103°

RealFeel Shade™99°

Max UV Index6 (High)

WindWNW 4 mph

Sat 8/9

91° /75°
84%
Rain and a thunderstorm in the morning; very humid with considerable cloudiness

RealFeel®104°

RealFeel Shade™103°

Max UV Index4 (Moderate)

WindSSW 7 mph

Sun 8/10

94° /73°
72%
Mostly cloudy and hot with a couple of thunderstorms, especially late in the day

RealFeel®103°

RealFeel Shade™98°

Max UV Index7 (High)

WindESE 2 mph

Mon 8/11

87° /68°
65%
Cloudy with showers and thunderstorms

RealFeel®91°

RealFeel Shade™89°

Max UV Index2 (Low)

WindNNE 6 mph

Tue 8/12

83° /66°
20%
Partly sunny and less humid

RealFeel®90°

RealFeel Shade™82°

Max UV Index9 (Very High)

WindN 5 mph

Wed 8/13

83° /71°
25%
Cloudy

RealFeel®89°

RealFeel Shade™89°

Max UV Index3 (Moderate)

WindSSE 6 mph

Thu 8/14

86° /73°
20%
Mostly sunny and uncomfortably humid

RealFeel®98°

RealFeel Shade™96°

Max UV Index9 (Very High)

WindS 8 mph

Fri 8/15

89° /73°
70%
Uncomfortably humid with clouds and breaks of sun; thunderstorms in the afternoon

RealFeel®105°

RealFeel Shade™96°

Max UV Index9 (Very High)

WindSSE 5 mph

Sat 8/16

85° /72°
20%
Uncomfortably humid with intervals of clouds and sun

RealFeel®99°

RealFeel Shade™96°

Max UV Index9 (Very High)

WindSSE 4 mph

Sun 8/17

87° /73°
20%
Uncomfortably humid with intervals of clouds and sunshine

RealFeel®101°

RealFeel Shade™100°

Max UV Index4 (Moderate)

WindSSE 5 mph

Mon 8/18

91° /73°
5%
Uncomfortably humid with plenty of sun

RealFeel®105°

RealFeel Shade™103°

Max UV Index9 (Very High)

WindS 6 mph

Tue 8/19

91° /72°
20%
Uncomfortably humid with plenty of sun

RealFeel®105°

RealFeel Shade™101°

Max UV Index8 (Very High)

WindSSW 6 mph

Wed 8/20

90° /73°
5%
Sunny and uncomfortably humid

RealFeel®102°

RealFeel Shade™101°

Max UV Index8 (Very High)

WindSW 6 mph

Thu 8/21

90° /73°
20%
Mostly sunny and uncomfortably humid

RealFeel®103°

RealFeel Shade™97°

Max UV Index8 (Very High)

WindSW 5 mph

Fri 8/22

89° /71°
5%
Humid with plenty of sunshine

RealFeel®97°

RealFeel Shade™92°

Max UV Index8 (Very High)

WindNNW 8 mph

Sat 8/23

84° /66°
10%
Mostly sunny and not as warm with lower humidity

RealFeel®93°

RealFeel Shade™84°

Max UV Index8 (Very High)

WindENE 4 mph

Sun 8/24

83° /70°
25%
Mostly cloudy

RealFeel®84°

RealFeel Shade™84°

Max UV Index3 (Moderate)

WindSSW 5 mph

Mon 8/25

88° /71°
25%
Partly sunny and humid

RealFeel®96°

RealFeel Shade™91°

Max UV Index8 (Very High)

WindE 6 mph

Tue 8/26

86° /66°
74%
Considerable clouds with rain overspreading the area in the afternoon

RealFeel®81°

RealFeel Shade™81°

Max UV Index2 (Low)

WindENE 12 mph

Wed 8/27

81° /66°
20%
More sunshine than clouds

RealFeel®84°

RealFeel Shade™78°

Max UV Index8 (Very High)

WindNE 7 mph

Thu 8/28

81° /62°
10%
Sunshine

RealFeel®88°

RealFeel Shade™79°

Max UV Index8 (Very High)

WindNNE 4 mph

Fri 8/29

82° /64°
20%
Intervals of clouds and sunshine

RealFeel®83°

RealFeel Shade™80°

Max UV Index4 (Moderate)

WindS 6 mph

Sat 8/30

85° /65°
20%
Mostly sunny

RealFeel®90°

RealFeel Shade™83°

Max UV Index7 (High)

WindNW 5 mph

Sun 8/31

81° /64°
25%
Increasing cloudiness

RealFeel®82°

RealFeel Shade™79°

Max UV Index7 (High)

WindNW 7 mph

Mon 9/1

80° /66°
25%
Some sun, then increasing clouds

RealFeel®78°

RealFeel Shade™78°

Max UV Index5 (Moderate)

WindNNW 7 mph

Tue 9/2

80° /62°
20%
Some sun, then increasing clouds

RealFeel®86°

RealFeel Shade™77°

Max UV Index7 (High)

WindN 6 mph

Wed 9/3

79° /60°
5%
Plenty of sunshine

RealFeel®85°

RealFeel Shade™77°

Max UV Index7 (High)

WindN 4 mph

Thu 9/4

79° /61°
25%
Increasing cloudiness

RealFeel®83°

RealFeel Shade™77°

Max UV Index7 (High)

WindSSE 4 mph

Fri 9/5

80° /62°
25%
Mostly cloudy

RealFeel®78°

RealFeel Shade™78°

Max UV Index5 (Moderate)

WindNE 6 mph

Sat 9/6

78° /59°
10%
Sunny

RealFeel®84°

RealFeel Shade™76°

Max UV Index7 (High)

WindNNE 5 mph

Sun 9/7

79° /62°
25%
Turning out cloudy

RealFeel®77°

RealFeel Shade™77°

Max UV Index5 (Moderate)

WindSE 7 mph

Mon 9/8

86° /68°
25%
Mostly sunny and humid

RealFeel®88°

RealFeel Shade™86°

Max UV Index7 (High)

WindS 9 mph

Tue 9/9

87° /58°
2%
Mostly sunny

RealFeel®87°

RealFeel Shade™85°

Max UV Index6 (High)

WindSSE 13 mph

Wed 9/10

86° /57°
40%
Partly sunny with a thunderstorm in parts of the area

RealFeel®87°

RealFeel Shade™85°

Max UV Index6 (High)

WindS 15 mph

Thu 9/11

79° /56°
40%
A thunderstorm in spots in the morning; otherwise, times of clouds and sun

RealFeel®78°

RealFeel Shade™75°

Max UV Index4 (Moderate)

WindWNW 14 mph

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World North America United States Missouri West Alton

Weather Near West Alton:

  • O'Fallon, MO
  • St. Charles, MO
  • St. Louis, MO
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