Mount Vernon, IL Hourly Weather

Jefferson County6:59 AM CDT38.32°N, 88.90°WElevation 512 ft

Next 48 hours

6 AM 9 AM 12 PM 3 PM 6 PM 9 PM Sun Oct 25 12 AM 3 AM 6 AM 9 AM 12 PM 3 PM 6 PM 9 PM Mon Oct 26 12 AM 3 AM 50° 60° 70° 80° %
TemperatureFeels likeChance of precipitationNight
Saturday, October 2418 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
6 AM Sunny 46° 46° 0% 0.00 in E 1 99% 46° 16% 0
7 AM Sunny 46° 46° 1% 0.00 in E 1 95% 45° 17% 0
8 AM Sunny 48° 48° 1% 0.00 in E 1 98% 47° 11% 0
9 AM Sunny 53° 53° 1% 0.00 in E 2 82% 48° 13% 1
10 AM Sunny 61° 61° 1% 0.00 in ESE 2 62% 48° 22% 2
11 AM Sunny 66° 66° 1% 0.00 in ESE 3 50% 47° 17% 4
12 PM Mostly Sunny 70° 70° 1% 0.00 in ESE 3 42% 46° 26% 5
1 PM Mostly Sunny 73° 73° 1% 0.00 in ESE 3 37% 45° 32% 5
2 PM Mostly Sunny 74° 74° 1% 0.00 in ESE 3 32% 43° 37% 4
3 PM Mostly Sunny 75° 75° 1% 0.00 in ESE 3 30% 42° 43% 2
4 PM Mostly Sunny 76° 76° 1% 0.00 in ESE 3 30% 42° 33% 1
5 PM Mostly Sunny 74° 74° 0% 0.00 in ESE 3 33% 43° 35% 0
6 PM Partly Cloudy 71° 71° 1% 0.00 in ESE 3 38% 44° 31% 0
7 PM Partly Cloudy 66° 66° 0% 0.00 in E 2 47% 45° 30% 0
8 PM Partly Cloudy 59° 59° 0% 0.00 in ESE 1 62% 46° 34% 0
9 PM Mostly Clear 57° 57° 0% 0.00 in E 1 67% 46° 14% 0
10 PM Clear 55° 55° 0% 0.00 in E 1 72% 46° 4% 0
11 PM Mostly Clear 53° 53° 0% 0.00 in E 1 77% 46° 16% 0
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 52° 52° 0% 0.00 in Calm 80% 46° 16% 0
1 AM Mostly Clear 51° 51° 0% 0.00 in Calm 83% 46° 17% 0
2 AM Mostly Clear 50° 50° 0% 0.00 in Calm 86% 46° 15% 0
3 AM Mostly Clear 50° 50° 0% 0.00 in Calm 86% 46° 15% 0
4 AM Mostly Clear 49° 49° 0% 0.00 in Calm 91% 46° 20% 0
5 AM Mostly Clear 48° 48° 0% 0.00 in Calm 90% 45° 15% 0
6 AM Sunny 48° 48° 0% 0.00 in Calm 90% 45° 16% 0
7 AM Sunny 47° 47° 0% 0.00 in Calm 92% 45° 20% 0
8 AM Sunny 49° 49° 0% 0.00 in Calm 94% 47° 0% 0
9 AM Sunny 55° 55° 0% 0.00 in Calm 76% 48° 10% 1
10 AM Sunny 64° 64° 0% 0.00 in Calm 56% 48° 20% 2
11 AM Mostly Sunny 69° 69° 0% 0.00 in S 1 46% 48° 26% 4
12 PM Mostly Sunny 73° 73° 0% 0.00 in S 1 40% 47° 31% 5
1 PM Mostly Sunny 75° 75° 0% 0.00 in S 2 36% 47° 37% 5
2 PM Mostly Sunny 78° 78° 0% 0.00 in S 2 33% 46° 37% 4
3 PM Mostly Sunny 78° 78° 0% 0.00 in S 2 32% 46° 38% 2
4 PM Mostly Sunny 78° 78° 0% 0.00 in S 2 33% 46° 38% 1
5 PM Mostly Sunny 75° 75° 0% 0.00 in S 1 36% 47° 40% 0
6 PM Partly Cloudy 72° 72° 0% 0.00 in SSE 1 43% 48° 41% 0
7 PM Partly Cloudy 68° 68° 0% 0.00 in Calm 51% 49° 43% 0
8 PM Partly Cloudy 64° 64° 0% 0.00 in Calm 60% 50° 45% 0
9 PM Partly Cloudy 60° 60° 0% 0.00 in Calm 69% 50° 48% 0
10 PM Partly Cloudy 57° 57° 0% 0.00 in Calm 77% 50° 50% 0
11 PM Mostly Cloudy 55° 55° 0% 0.00 in Calm 81% 50° 55% 0
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 55° 55° 0% 0.00 in Calm 83% 49° 59% 0
1 AM Mostly Cloudy 54° 54° 0% 0.00 in Calm 83% 49° 64% 0
2 AM Mostly Cloudy 53° 53° 0% 0.00 in Calm 86% 49° 62% –
3 AM Mostly Cloudy 52° 52° 0% 0.00 in Calm 89% 49° 60% –
4 AM Mostly Cloudy 52° 52° 0% 0.00 in Calm 91% 49° 58% –
5 AM Mostly Cloudy 50° 50° 0% 0.00 in Calm 94% 49° 59% –
6 AM Partly Sunny 49° 49° 0% 0.00 in Calm 95% 48° 61% –
7 AM Partly Sunny 50° 50° 0% 0.00 in Calm 92% 48° 62% –
8 AM Partly Sunny 54° 54° 0% 0.00 in Calm 83% 49° 60% –
9 AM Partly Sunny 60° 60° 0% 0.00 in Calm 71% 50° 57% –
10 AM Partly Sunny 65° 65° 0% 0.00 in Calm 60% 51° 55% –
11 AM Partly Sunny 69° 69° 0% 0.00 in SW 1 51% 50° 56% –
12 PM Partly Sunny 72° 72° 0% 0.00 in SW 1 44% 49° 56% –
1 PM Partly Sunny 75° 75° 0% 0.00 in SW 2 39% 48° 57% –
2 PM Partly Sunny 77° 77° 0% 0.00 in SW 2 35% 47° 56% –
3 PM Partly Sunny 78° 78° 0% 0.00 in SW 2 34% 47° 56% –
4 PM Partly Sunny 77° 77° 0% 0.00 in SW 2 34% 47° 55% –
5 PM Partly Sunny 75° 75° 0% 0.00 in SW 1 38% 48° 51% –
6 PM Partly Cloudy 72° 72° 0% 0.00 in SW 1 45% 49° 48% –
7 PM Partly Cloudy 68° 68° 0% 0.00 in Calm 53% 50° 44% –
8 PM Partly Cloudy 64° 64° 0% 0.00 in Calm 61% 50° 43% –
9 PM Partly Cloudy 60° 60° 0% 0.00 in Calm 70% 50° 41% –
10 PM Partly Cloudy 57° 57° 0% 0.00 in Calm 77% 50° 40% –
11 PM Partly Cloudy 55° 55° 0% 0.00 in Calm 82% 50° 44% –
Tuesday, October 2724 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Partly Cloudy 55° 55° 0% 0.00 in Calm 85% 50° 47% –
1 AM Mostly Cloudy 54° 54° 0% 0.00 in Calm 86% 50° 51% –
2 AM Mostly Cloudy 53° 53° 0% 0.00 in Calm 88% 50° 53% –
3 AM Mostly Cloudy 52° 52° 0% 0.00 in Calm 90% 49° 55% –
4 AM Mostly Cloudy 52° 52° 0% 0.00 in Calm 91% 49° 57% –
5 AM Mostly Cloudy 50° 50° 0% 0.00 in Calm 93% 48° 60% –
6 AM Partly Sunny 49° 49° 0% 0.00 in Calm 95% 48° 64% –
7 AM Partly Sunny 50° 50° 0% 0.00 in Calm 92% 48° 67% –
8 AM Partly Sunny 54° 54° 0% 0.00 in Calm 83% 49° 66% –
9 AM Partly Sunny 59° 59° 0% 0.00 in Calm 73% 50° 64% –
10 AM Partly Sunny 64° 64° 0% 0.00 in Calm 63% 51° 63% –
11 AM Partly Sunny 68° 68° 0% 0.00 in S 1 53% 50° 66% –
12 PM Mostly Cloudy 71° 71° 0% 0.00 in S 2 46% 49° 70% –
1 PM Mostly Cloudy 73° 73° 0% 0.00 in S 3 40% 48° 73% –
2 PM Mostly Cloudy 75° 75° 0% 0.00 in S 3 37% 47° 72% –
3 PM Mostly Cloudy 76° 76° 0% 0.00 in S 3 36% 47° 70% –
4 PM Partly Sunny 76° 76° 0% 0.00 in S 3 36% 47° 69% –
5 PM Partly Sunny 74° 74° 0% 0.00 in S 2 40% 48° 69% –
6 PM Mostly Cloudy 71° 71° 0% 0.00 in SSE 2 46% 49° 68% –
7 PM Mostly Cloudy 67° 67° 0% 0.00 in SSE 1 54% 50° 68% –
8 PM Mostly Cloudy 64° 64° 0% 0.00 in SSE 1 62% 51° 69% –
9 PM Mostly Cloudy 61° 61° 0% 0.00 in Calm 70% 51° 69% –
10 PM Mostly Cloudy 58° 58° 0% 0.00 in Calm 77% 51° 70% –
11 PM Mostly Cloudy 56° 56° 0% 0.00 in Calm 82% 51° 68% –
Wednesday, October 2824 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 55° 55° 0% 0.00 in Calm 85% 50° 67% –
1 AM Mostly Cloudy 54° 54° 0% 0.00 in Calm 86% 50° 65% –
2 AM Mostly Cloudy 53° 53° 0% 0.00 in Calm 87% 50° 59% –
3 AM Mostly Cloudy 53° 53° 0% 0.00 in Calm 88% 49° 53% –
4 AM Partly Cloudy 53° 53° 0% 0.00 in Calm 88% 49° 47% –
5 AM Partly Cloudy 51° 51° 0% 0.00 in Calm 90% 49° 43% –
6 AM Mostly Sunny 51° 51° 0% 0.00 in Calm 91% 48° 40% –
7 AM Mostly Sunny 51° 51° 1% 0.00 in Calm 88% 48° 36% –
8 AM Mostly Sunny 55° 55° 1% 0.00 in Calm 80% 49° 35% –
9 AM Mostly Sunny 59° 59° 1% 0.00 in S 1 70% 49° 33% –
10 AM Mostly Sunny 64° 64° 1% 0.00 in S 2 60% 50° 32% –
11 AM Mostly Sunny 68° 68° 1% 0.00 in S 3 52% 50° 28% –
12 PM Sunny 72° 72° 1% 0.00 in SSW 5 44% 49° 23% –
1 PM Sunny 74° 74° 1% 0.00 in SSW 6 39% 48° 19% –
2 PM Sunny 76° 76° 1% 0.00 in SSW 7 36% 47° 17% –
3 PM Sunny 77° 77° 1% 0.00 in SSW 7 34% 47° 16% –
4 PM Sunny 77° 77° 1% 0.00 in SSW 7 35% 47° 14% –
5 PM Sunny 74° 74° 1% 0.00 in SSW 6 39% 48° 13% –
6 PM Mostly Clear 71° 71° 1% 0.00 in S 3 46% 49° 11% –
7 PM Mostly Clear 67° 67° 0% 0.00 in S 2 54% 50° 10% –
8 PM Mostly Clear 64° 64° 0% 0.00 in S 1 61% 50° 12% –
9 PM Mostly Clear 61° 61° 0% 0.00 in S 1 69% 50° 13% –
10 PM Mostly Clear 58° 58° 0% 0.00 in S 1 75% 50° 15% –
11 PM Mostly Clear 56° 56° 0% 0.00 in S 1 78% 50° 15% –
Thursday, October 2923 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 56° 56° 0% 0.00 in SSW 1 80% 49° 15% –
1 AM Mostly Clear 55° 55° 1% 0.00 in SSW 1 80% 49° 15% –
2 AM Mostly Clear 54° 54° 1% 0.00 in SSW 1 82% 49° 15% –
3 AM Mostly Clear 53° 53° 1% 0.00 in SSW 2 83% 48° 16% –
4 AM Mostly Clear 53° 53° 1% 0.00 in SSW 2 84% 48° 16% –
5 AM Mostly Clear 52° 52° 1% 0.00 in SSW 2 85% 47° 20% –
6 AM Sunny 51° 51° 1% 0.00 in SSW 3 G8 85% 47° 25% –
7 AM Mostly Sunny 52° 52° 2% 0.00 in SSW 3 G8 82% 47° 29% –
8 AM Mostly Sunny 56° 56° 2% 0.00 in SSW 5 75% 48° 31% –
9 AM Mostly Sunny 60° 60° 2% 0.00 in SW 5 G10 67% 49° 32% –
10 AM Mostly Sunny 65° 65° 2% 0.00 in SW 6 G12 58% 50° 34% –
11 AM Mostly Sunny 69° 69° 2% 0.00 in SW 7 G13 51% 50° 31% –
12 PM Mostly Sunny 71° 71° 2% 0.00 in SW 8 45% 49° 29% –
1 PM Mostly Sunny 74° 74° 0% 0.00 in SW 9 40% 48° 26% –
2 PM Sunny 76° 76° 0% 0.00 in SW 10 37% 47° 23% –
3 PM Sunny 77° 77° 0% 0.00 in SW 10 35% 47° 20% –
4 PM Sunny 76° 76° 0% 0.00 in SW 9 36% 47° 17% –
5 PM Sunny 74° 74° 0% 0.00 in SW 8 39% 48° 19% –
6 PM Mostly Clear 71° 71° 0% 0.00 in SSW 6 45% 48° 20% –
7 PM Mostly Clear 67° 67° 1% 0.00 in SSW 3 53% 49° 22% –
8 PM Mostly Clear 63° 63° 1% 0.00 in SSW 2 61% 49° 23% –
9 PM Mostly Clear 59° 59° 1% 0.00 in SSW 2 70% 49° 25% –
10 PM Partly Cloudy 56° 56° 1% 0.00 in SSW 2 77% 49° 26% –

National Weather Service forecast updated 20 hrs ago. Precipitation amounts are the forecast liquid equivalent for each hour.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Search index and reflects what the press published. Terms of use.