Weather in Glen Carbon Illinois, United States. 15 days forecast
Current weather conditions
Sky / Temperature 37°F | Wind 4 mi/h | Atmospheric pressure1014 hPa | Humidity60% | Wind chill34°F | Dewpoint25°F |
Updated: 3/10/2025 at 07:15 (Local time)
Weather Station: Alton / St. Louis Regional
°F°C
mi/hkm/h
Weather forecast 15 days
15-day weather forecast with temperatures, sky state, wind speed and direction, cloud percentage, probability of precipitation, accumulated precipitation, humidity, atmospheric pressure, sunrise and sunset times, moonrise and moonset times, and daily moon phase. Weather forecast for Glen Carbon.
Today, march 10
71°F37°F
7:2219:00
15:3405:43
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 09:00 | 43°F |  6 mi/h | 1015 hPa | 41% | 1% | 0% | 0 mm |
| 12:00 | 61°F | 8 mi/h | 1014 hPa | 27% | 1% | 0% | 0 mm |
| 13:00 | 66°F | 9 mi/h | 1013 hPa | 23% | 1% | 0% | 0 mm |
| 15:00 | 70°F | 11 mi/h | 1011 hPa | 20% | 0% | 0% | 0 mm |
| 16:00 | 72°F | 11 mi/h | 1010 hPa | 20% | 0% | 0% | 0 mm |
| 18:00 | 70°F | 9 mi/h | 1010 hPa | 22% | 2% | 0% | 0 mm |
| 21:00 | 59°F | 8 mi/h | 1009 hPa | 45% | 1% | 0% | 0 mm |
Tomorrow, march 11
71°F48°F
7:2119:01
16:4006:13
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 54°F | 9 mi/h | 1009 hPa | 54% | 1% | 0% | 0 mm |
| 03:00 | 52°F | 9 mi/h | 1008 hPa | 61% | 1% | 0% | 0 mm |
| 06:00 | 48°F | 8 mi/h | 1008 hPa | 67% | 2% | 0% | 0 mm |
| 09:00 | 54°F | 9 mi/h | 1010 hPa | 64% | 2% | 0% | 0 mm |
| 12:00 | 64°F |  9 mi/h | 1010 hPa | 47% | 2% | 0% | 0 mm |
| 15:00 | 70°F | 7 mi/h | 1009 hPa | 39% | 7% | 0% | 0 mm |
| 18:00 | 68°F |  5 mi/h | 1009 hPa | 45% | 11% | 0% | 0 mm |
| 21:00 | 59°F |  5 mi/h | 1009 hPa | 62% | 8% | 0% | 0 mm |
Wednesday, march 12
72°F47°F
7:1919:02
17:4406:39
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 54°F |  6 mi/h | 1008 hPa | 71% | 9% | 0% | 0 mm |
| 03:00 | 52°F | 6 mi/h | 1008 hPa | 74% | 29% | 0% | 0 mm |
| 06:00 | 48°F | 6 mi/h | 1008 hPa | 75% | 49% | 0% | 0 mm |
| 09:00 | 54°F | 6 mi/h | 1009 hPa | 69% | 47% | 0% | 0 mm |
| 12:00 | 64°F | 7 mi/h | 1008 hPa | 54% | 32% | 0% | 0 mm |
| 15:00 | 72°F | 9 mi/h | 1006 hPa | 47% | 30% | 0% | 0 mm |
| 18:00 | 68°F | 7 mi/h | 1006 hPa | 53% | 59% | 0% | 0 mm |
| 21:00 | 64°F | 6 mi/h | 1007 hPa | 64% | 67% | 7% | 0 mm |
Thursday, march 13
72°F53°F
7:1819:03
18:4407:02
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 59°F | 6 mi/h | 1007 hPa | 75% | 60% | 7% | 0 mm |
| 03:00 | 57°F | 6 mi/h | 1007 hPa | 82% | 55% | 7% | 0 mm |
| 06:00 | 54°F | 5 mi/h | 1007 hPa | 87% | 52% | 7% | 0 mm |
| 09:00 | 59°F | 6 mi/h | 1008 hPa | 77% | 39% | 0% | 0 mm |
| 12:00 | 70°F | 7 mi/h | 1009 hPa | 60% | 23% | 0% | 0 mm |
| 15:00 | 72°F | 8 mi/h | 1007 hPa | 55% | 16% | 0% | 0 mm |
| 18:00 | 70°F | 8 mi/h | 1006 hPa | 57% | 14% | 0% | 0 mm |
| 21:00 | 66°F | 8 mi/h | 1008 hPa | 66% | 20% | 0% | 0 mm |
Friday, march 14
73°F57°F
7:1619:04
19:4407:22
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 61°F | 9 mi/h | 1008 hPa | 78% | 29% | 0% | 0 mm |
| 03:00 | 59°F | 10 mi/h | 1007 hPa | 83% | 39% | 0% | 0 mm |
| 06:00 | 57°F | 12 mi/h | 1005 hPa | 85% | 48% | 0% | 0 mm |
| 09:00 | 63°F | 16 mi/h | 1004 hPa | 76% | 50% | 1% | 0 mm |
| 12:00 | 70°F | 22 mi/h | 1001 hPa | 63% | 49% | 0% | 0 mm |
| 15:00 | 72°F | 23 mi/h | 995 hPa | 58% | 58% | 1% | 0.1 mm |
| 18:00 | 70°F | 22 mi/h | 991 hPa | 58% | 73% | 1% | 0.2 mm |
| 21:00 | 68°F | 21 mi/h | 991 hPa | 62% | 70% | 39% | 0 mm |
Saturday, march 15
63°F51°F
7:1519:05
20:4307:42
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 63°F | 19 mi/h | 991 hPa | 67% | 58% | 39% | 0 mm |
| 03:00 | 59°F | 19 mi/h | 990 hPa | 65% | 51% | 39% | 0.8 mm |
| 06:00 | 57°F | 19 mi/h | 992 hPa | 60% | 46% | 39% | 0.5 mm |
| 09:00 | 57°F | 19 mi/h | 996 hPa | 57% | 48% | 87% | 0.5 mm |
| 12:00 | 61°F | 21 mi/h | 998 hPa | 54% | 53% | 87% | 0.3 mm |
| 15:00 | 61°F | 19 mi/h | 998 hPa | 52% | 55% | 87% | 0.3 mm |
| 18:00 | 59°F | 15 mi/h | 998 hPa | 50% | 55% | 87% | 0.3 mm |
| 21:00 | 55°F |  12 mi/h | 1000 hPa | 53% | 48% | 0% | 0 mm |
Sunday, march 16
52°F39°F
7:1319:06
21:4308:03
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 48°F | 12 mi/h | 1003 hPa | 59% | 37% | 0% | 0 mm |
| 03:00 | 45°F | 12 mi/h | 1005 hPa | 63% | 33% | 0% | 0 mm |
| 06:00 | 41°F | 12 mi/h | 1008 hPa | 66% | 32% | 0% | 0 mm |
| 09:00 | 43°F | 14 mi/h | 1011 hPa | 58% | 28% | 0% | 0 mm |
| 12:00 | 50°F | 16 mi/h | 1014 hPa | 44% | 22% | 0% | 0 mm |
| 15:00 | 52°F | 15 mi/h | 1016 hPa | 40% | 21% | 0% | 0 mm |
| 18:00 | 52°F | 12 mi/h | 1018 hPa | 42% | 22% | 0% | 0 mm |
| 21:00 | 46°F | 10 mi/h | 1020 hPa | 47% | 14% | 0% | 0 mm |
Monday, march 17
64°F37°F
7:1219:07
22:4308:25
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 41°F | 8 mi/h | 1022 hPa | 57% | 14% | 0% | 0 mm |
| 03:00 | 39°F | 5 mi/h | 1023 hPa | 63% | 10% | 0% | 0 mm |
| 06:00 | 37°F | 7 mi/h | 1023 hPa | 66% | 11% | 0% | 0 mm |
| 09:00 | 43°F | 9 mi/h | 1024 hPa | 57% | 17% | 0% | 0 mm |
| 12:00 | 55°F | 12 mi/h | 1022 hPa | 44% | 21% | 0% | 0 mm |
| 15:00 | 63°F | 14 mi/h | 1018 hPa | 37% | 28% | 0% | 0 mm |
| 18:00 | 61°F | 12 mi/h | 1015 hPa | 40% | 41% | 0% | 0 mm |
| 21:00 | 57°F | 11 mi/h | 1014 hPa | 49% | 50% | 0% | 0 mm |
Tuesday, march 18
65°F49°F
7:1019:08
23:4508:50
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 54°F | 11 mi/h | 1013 hPa | 58% | 52% | 0% | 0 mm |
| 03:00 | 52°F | 11 mi/h | 1010 hPa | 64% | 55% | 0% | 0 mm |
| 06:00 | 50°F | 11 mi/h | 1009 hPa | 67% | 60% | 0% | 0 mm |
| 09:00 | 54°F | 12 mi/h | 1009 hPa | 60% | 60% | 0% | 0 mm |
| 12:00 | 63°F | 15 mi/h | 1008 hPa | 49% | 58% | 0% | 0 mm |
| 15:00 | 64°F | 15 mi/h | 1008 hPa | 48% | 62% | 0% | 0 mm |
| 18:00 | 64°F | 14 mi/h | 1009 hPa | 51% | 69% | 0% | 0 mm |
| 21:00 | 61°F | 11 mi/h | 1012 hPa | 57% | 68% | 17% | 0.1 mm |
Wednesday, march 19
61°F52°F
7:0919:09
----09:21
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 57°F | 12 mi/h | 1016 hPa | 64% | 64% | 17% | 0.3 mm |
| 03:00 | 55°F | 9 mi/h | 1017 hPa | 70% | 67% | 17% | 0.3 mm |
| 06:00 | 52°F | 11 mi/h | 1018 hPa | 74% | 73% | 17% | 0.3 mm |
| 09:00 | 55°F | 13 mi/h | 1020 hPa | 68% | 68% | 17% | 0.3 mm |
| 12:00 | 59°F | 16 mi/h | 1019 hPa | 58% | 58% | 17% | 0.4 mm |
| 15:00 | 59°F | 16 mi/h | 1015 hPa | 57% | 59% | 17% | 0.5 mm |
| 18:00 | 59°F | 15 mi/h | 1012 hPa | 59% | 66% | 17% | 0.5 mm |
| 21:00 | 55°F | 6 mi/h | 1009 hPa | 64% | 66% | 17% | 0.5 mm |
Thursday, march 20
51°F44°F
7:0719:10
00:4709:57
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 52°F | 9 mi/h | 1008 hPa | 70% | 62% | 17% | 0.5 mm |
| 03:00 | 48°F | 13 mi/h | 1008 hPa | 73% | 60% | 17% | 0.4 mm |
| 06:00 | 45°F | 12 mi/h | 1008 hPa | 74% | 58% | 17% | 0.3 mm |
| 09:00 | 46°F | 9 mi/h | 1008 hPa | 68% | 56% | 17% | 0.3 mm |
| 12:00 | 50°F | 13 mi/h | 1004 hPa | 58% | 54% | 17% | 0.3 mm |
| 15:00 | 50°F | 14 mi/h | 1000 hPa | 55% | 53% | 17% | 0.3 mm |
| 18:00 | 50°F | 12 mi/h | 999 hPa | 54% | 50% | 17% | 0.3 mm |
| 21:00 | 48°F | 9 mi/h | 999 hPa | 59% | 47% | 0% | 0 mm |
Friday, march 21
57°F43°F
7:0519:11
01:4910:41
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 45°F | 8 mi/h | 998 hPa | 66% | 44% | 0% | 0 mm |
| 03:00 | 48°F | 11 mi/h | 999 hPa | 85% | 81% | 0% | 0 mm |
| 06:00 | 50°F | 11 mi/h | 1001 hPa | 89% | 96% | 0% | 0 mm |
| 09:00 | 50°F | 13 mi/h | 1003 hPa | 77% | 80% | 0% | 0 mm |
| 12:00 | 55°F | 15 mi/h | 1005 hPa | 61% | 91% | 0% | 0 mm |
| 15:00 | 54°F | 17 mi/h | 1005 hPa | 64% | 68% | 17% | 0 mm |
| 18:00 | 50°F | 12 mi/h | 1007 hPa | 59% | 39% | 0% | 0 mm |
| 21:00 | 46°F | 8 mi/h | 1008 hPa | 56% | 14% | 0% | 0 mm |
Saturday, march 22
60°F41°F
7:0419:12
02:4511:35
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 45°F | 7 mi/h | 1008 hPa | 61% | 3% | 0% | 0 mm |
| 03:00 | 43°F | 6 mi/h | 1008 hPa | 66% | 29% | 0% | 0 mm |
| 06:00 | 41°F | 6 mi/h | 1008 hPa | 69% | 30% | 0% | 0 mm |
| 09:00 | 48°F | 8 mi/h | 1009 hPa | 59% | 74% | 0% | 0 mm |
| 12:00 | 55°F | 10 mi/h | 1008 hPa | 48% | 99% | 0% | 0 mm |
| 15:00 | 59°F | 12 mi/h | 1006 hPa | 49% | 100% | 0% | 0 mm |
| 18:00 | 57°F | 16 mi/h | 1005 hPa | 55% | 99% | 0% | 0 mm |
| 21:00 | 54°F | 16 mi/h | 1005 hPa | 61% | 100% | 0% | 0 mm |
Sunday, march 23
53°F36°F
7:0219:13
03:3712:37
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 54°F | 16 mi/h | 1003 hPa | 65% | 55% | 0% | 0 mm |
| 03:00 | 52°F | 14 mi/h | 1001 hPa | 70% | 77% | 0% | 0 mm |
| 06:00 | 50°F | 10 mi/h | 1002 hPa | 82% | 100% | 17% | 0.6 mm |
| 09:00 | 46°F | 17 mi/h | 1006 hPa | 82% | 100% | 17% | 0.1 mm |
| 12:00 | 45°F | 21 mi/h | 1010 hPa | 68% | 87% | 0% | 0 mm |
| 15:00 | 48°F | 21 mi/h | 1012 hPa | 50% | 81% | 0% | 0 mm |
| 18:00 | 45°F | 21 mi/h | 1015 hPa | 45% | 45% | 0% | 0 mm |
| 21:00 | 39°F | 16 mi/h | 1018 hPa | 47% | 17% | 0% | 0 mm |
Monday, march 24
42°F28°F
7:0119:14
04:2013:46
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 36°F | 13 mi/h | 1020 hPa | 48% | 4% | 0% | 0 mm |
| 03:00 | 30°F | 14 mi/h | 1021 hPa | 47% | 0% | 0% | 0 mm |
| 06:00 | 28°F | 14 mi/h | 1023 hPa | 46% | 0% | 0% | 0 mm |
| 09:00 | 30°F | 15 mi/h | 1024 hPa | 37% | 0% | 0% | 0 mm |
| 12:00 | 37°F | 16 mi/h | 1025 hPa | 29% | 0% | 0% | 0 mm |
| 15:00 | 41°F | 16 mi/h | 1023 hPa | 27% | 0% | 0% | 0 mm |
| 18:00 | 39°F | 10 mi/h | 1023 hPa | 36% | 3% | 0% | 0 mm |
| 21:00 | 34°F | 6 mi/h | 1024 hPa | 43% | 5% | 0% | 0 mm |
