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Alpha, IL Weather Forecast | 10 Days

Updated: Fri Oct 16th 2026 7:00 AM CDT

Fri, 10-16

51°F
41°F

Sat, 10-17

55°F
35°F

Sun, 10-18

61°F
40°F

Mon, 10-19

65°F
44°F

Tue, 10-20

66°F
50°F

Wed, 10-21

69°F
53°F

Thu, 10-22

67°F
56°F

Fri, 10-23

74°F
54°F

Sat, 10-24

71°F
56°F

Sun, 10-25

72°F
56°F

Sunny

Fri 10-16

Sunny with a high of 51°F and a low of 41°F. Rainfall expected to have a 52% chance with an estimated 0.04in. Winds will be strong at speeds peaking at 22mph and gusts of 32.9mph at 3 PM. The humidity will be on the higher side, averaging about 77%, the maximum being 86% at 1 PM and 69% being its lowest at 8 PM. Barometric pressure is its highest of 30.48^inHg at 11 PM, a lowest point of 30.11^inHg at 8 AM with an avg 30.27^inHg.

HI: 51°F
LO: 41°F

Rain: 52% | est. 0.04in
Snow: 0%

Wind
21.5 mph
Humidity
77% avg.

UV Index
1.2
Air Quality
Good

Sunrise
07:14 AM
Sunset
06:19 PM

Moonrise
01:42 PM
Moonset
10:27 PM
Moon Phase
First Quarter

Hourly

Sunny

Sat 10-17

Sunny with a high of 55°F and a low of 35°F. There's a very small chance of rainfall, only about 3%. Wind will be moderate, blowing around 12mph on average and gusts of 26.9mph at 12 AM. Humidity levels should be comfortable, sitting around 59% on average, the maximum being 83% at 5 AM and 33% being its lowest at 3 PM. Barometric pressure is its highest of 30.57^inHg at 9 AM, a lowest point of 30.43^inHg at 5 PM with an avg 30.5^inHg.

HI: 55°F
LO: 35°F

Rain: 3%
Snow: 0%

Wind
11.9 mph
Humidity
59% avg.

UV Index
4.2
Air Quality
Good

Sunrise
07:15 AM
Sunset
06:18 PM

Moonrise
02:22 PM
Moonset
11:30 PM
Moon Phase
First Quarter

Hourly

Sunny

Sun 10-18

Sunny with a high of 61°F and a low of 40°F. There's a very small chance of rainfall, only about 2%. Wind will be moderate, blowing around 15mph on average and gusts of 25.8mph at 8 AM. Humidity levels should be comfortable, sitting around 53% on average, the maximum being 70% at 7 AM and 36% being its lowest at 3 PM. Barometric pressure is its highest of 30.46^inHg at 9 AM, a lowest point of 30.32^inHg at 5 PM with an avg 30.4^inHg.

HI: 61°F
LO: 40°F

Rain: 2%
Snow: 0%

Wind
14.8 mph
Humidity
53% avg.

UV Index
4.2
Air Quality
Good

Sunrise
07:16 AM
Sunset
06:16 PM

Moonrise
02:55 PM
Moonset
Does not set today
Moon Phase
First Quarter

Hourly

Sunny

Mon 10-19

Sunny with a high of 65°F and a low of 44°F. There's a very small chance of rainfall, only about 5%. Winds will be light at 9mph and gusts of 19.9mph at 12 AM. Humidity levels should be comfortable, sitting around 51% on average, the maximum being 63% at 8 AM and 36% being its lowest at 3 PM. Barometric pressure is its highest of 30.39^inHg at 9 AM, a lowest point of 30.29^inHg at 5 PM with an avg 30.34^inHg.

HI: 65°F
LO: 44°F

Rain: 5%
Snow: 0%

Wind
8.3 mph
Humidity
51% avg.

UV Index
3.2
Air Quality
Good

Sunrise
07:17 AM
Sunset
06:15 PM

Moonrise
03:22 PM
Moonset
12:33 AM
Moon Phase
First Quarter

Hourly

Overcast

Tue 10-20

Overcast with a high of 66°F and a low of 50°F. There's a very small chance of rainfall, only about 8%. Winds will be light at 8mph and gusts of 16.6mph at 12 AM. Humidity levels should be comfortable, sitting around 48% on average, the maximum being 55% at 10 PM and 35% being its lowest at 3 PM. Barometric pressure is its highest of 30.36^inHg at 9 AM, a lowest point of 30.28^inHg at 5 PM with an avg 30.31^inHg.

HI: 66°F
LO: 50°F

Rain: 8%
Snow: 0%

Wind
7.4 mph
Humidity
48% avg.

UV Index
5
Air Quality
Good

Sunrise
07:18 AM
Sunset
06:13 PM

Moonrise
03:45 PM
Moonset
01:35 AM
Moon Phase
Waxing Gibbous

Hourly

Sunny

Wed 10-21

Sunny with a high of 69°F and a low of 53°F. There's a very small chance of rainfall, only about 5%. Winds will be light at 10mph and gusts of 14.8mph at 11 PM. Humidity levels should be comfortable, sitting around 49% on average, the maximum being 56% at 7 AM and 37% being its lowest at 4 PM. Barometric pressure is its highest of 30.29^inHg at 12 AM, a lowest point of 30.16^inHg at 11 PM with an avg 30.24^inHg.

HI: 69°F
LO: 53°F

Rain: 5%
Snow: 0%

Wind
9.8 mph
Humidity
49% avg.

UV Index
6
Air Quality
TBA

Sunrise
07:19 AM
Sunset
06:12 PM

Moonrise
04:06 PM
Moonset
02:37 AM
Moon Phase
Waxing Gibbous

Hourly

Sunny

Thu 10-22

Sunny with a high of 67°F and a low of 56°F. There's a very small chance of rainfall, only about 8%. Winds will be light at 9mph and gusts of 18.1mph at 1 AM. Humidity levels should be comfortable, sitting around 55% on average, the maximum being 68% at 10 PM and 49% being its lowest at 7 AM. Barometric pressure is its highest of 30.18^inHg at 11 PM, a lowest point of 30.13^inHg at 4 PM with an avg 30.16^inHg.

HI: 67°F
LO: 56°F

Rain: 8%
Snow: 0%

Wind
8.1 mph
Humidity
55% avg.

UV Index
5
Air Quality
TBA

Sunrise
07:21 AM
Sunset
06:10 PM

Moonrise
04:25 PM
Moonset
03:39 AM
Moon Phase
Waxing Gibbous

Hourly

Sunny

Fri 10-23

Sunny with a high of 74°F and a low of 54°F. There's a very small chance of rainfall, only about 2%. Winds will be light at 10mph and gusts of 23.3mph at 11 PM. Humidity levels should be comfortable, sitting around 54% on average, the maximum being 67% at 12 AM and 40% being its lowest at 1 PM. Barometric pressure is its highest of 30.2^inHg at 10 AM, a lowest point of 30.1^inHg at 4 PM with an avg 30.15^inHg.

HI: 74°F
LO: 54°F

Rain: 2%
Snow: 0%

Wind
9.4 mph
Humidity
54% avg.

UV Index
6
Air Quality
TBA

Sunrise
07:22 AM
Sunset
06:09 PM

Moonrise
04:45 PM
Moonset
04:41 AM
Moon Phase
Full Moon

Hourly

Overcast

Sat 10-24

Overcast with a high of 71°F and a low of 56°F. There's a very small chance of rainfall, only about 9%. Wind will be moderate, blowing around 14mph on average and gusts of 26.2mph at 5 AM. Humidity levels should be comfortable, sitting around 55% on average, the maximum being 62% at 6 AM and 43% being its lowest at 1 PM. Barometric pressure is its highest of 30.18^inHg at 10 AM, a lowest point of 30.11^inHg at 4 PM with an avg 30.14^inHg.

HI: 71°F
LO: 56°F

Rain: 9%
Snow: 0%

Wind
13.2 mph
Humidity
55% avg.

UV Index
5
Air Quality
TBA

Sunrise
07:23 AM
Sunset
06:07 PM

Moonrise
05:06 PM
Moonset
05:44 AM
Moon Phase
Full Moon

Hourly

Overcast

Sun 10-25

Overcast with a high of 72°F and a low of 56°F. There might be light rainfall having a 11% chance. Winds will be light at 9mph and gusts of 18.3mph at 12 AM. Humidity levels should be comfortable, sitting around 53% on average, the maximum being 61% at 7 AM and 42% being its lowest at 4 PM. Barometric pressure is its highest of 30.18^inHg at 8 AM, a lowest point of 30.08^inHg at 11 PM with an avg 30.13^inHg.

HI: 72°F
LO: 56°F

Rain: 11%
Snow: 0%

Wind
8.3 mph
Humidity
53% avg.

UV Index
6
Air Quality
TBA

Sunrise
07:24 AM
Sunset
06:06 PM

Moonrise
05:30 PM
Moonset
06:50 AM
Moon Phase
Full Moon

Hourly

This 10-Day weather forecast is valid for ZIP code 61413, accurately covering the area of Alpha, IL.

Currently

	45°F	30.11 inHg. Barometer 79% Humidity WNW 28.4 mph Wind
Overcast

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National Outlook

Heavy Rain and Storms Expected in TX to Mid-Atlantic, 10-15 to 10-17

Thu Oct 15th 2026, 5:17am PDT

Read

Chill in the East and Wet Weather Out West 10-18-2026 to 10-22-2026

Extended Forecast
Thu Oct 15th 2026, 5:18am PDT

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Illinois

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