Affton, MO Hourly Weather

Saint Louis County4:36 PM CDT38.55°N, 90.33°WElevation 617 ft

Next 48 hours

4 PM 7 PM 10 PM Fri Oct 23 1 AM 4 AM 7 AM 10 AM 1 PM 4 PM 7 PM 10 PM Sat Oct 24 1 AM 4 AM 7 AM 10 AM 1 PM 50° 55° 60° 65° 70° 75° %
TemperatureFeels likeChance of precipitationNight
Thursday, October 228 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
4 PM Sunny 77° 77° 0% 0.00 in NE 1 42% 52° 1% 1
5 PM Sunny 76° 76° 0% 0.00 in Calm 43% 52° 0% 0
6 PM Clear 72° 72° 0% 0.00 in Calm 53% 54° 1% 0
7 PM Clear 68° 68° 0% 0.00 in Calm 61% 54° 2% 0
8 PM Clear 63° 63° 0% 0.00 in Calm 72% 54° 0% 0
9 PM Clear 61° 61° 0% 0.00 in Calm 78% 54° 1% 0
10 PM Clear 59° 59° 0% 0.00 in Calm 83% 54° 2% 0
11 PM Clear 57° 57° 0% 0.00 in Calm 86% 53° 2% 0
Friday, October 2324 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 56° 56° 0% 0.00 in Calm 86% 52° 2% 0
1 AM Clear 55° 55° 0% 0.00 in Calm 90% 52° 1% 0
2 AM Clear 54° 54° 0% 0.00 in Calm 90% 51° 2% 0
3 AM Clear 53° 53° 0% 0.00 in Calm 93% 51° 1% 0
4 AM Clear 51° 51° 0% 0.00 in SE 1 96% 50° 2% 0
5 AM Clear 51° 51° 0% 0.00 in SE 1 96% 50° 1% 0
6 AM Sunny 51° 51° 0% 0.00 in SE 1 93% 49° 2% 0
7 AM Sunny 50° 50° 0% 0.00 in SE 1 96% 49° 1% 0
8 AM Sunny 51° 51° 0% 0.00 in SE 1 96% 50° 0% 0
9 AM Sunny 56° 56° 0% 0.00 in SE 1 86% 52° 0% 1
10 AM Sunny 62° 62° 0% 0.00 in SE 2 72% 53° 0% 2
11 AM Sunny 67° 67° 0% 0.00 in SE 3 61% 53° 0% 3
12 PM Sunny 70° 70° 0% 0.00 in SE 3 55% 53° 1% 4
1 PM Sunny 73° 73° 0% 0.00 in SE 5 49% 53° 1% 5
2 PM Sunny 75° 75° 0% 0.00 in SE 5 46% 53° 1% 4
3 PM Sunny 75° 75° 0% 0.00 in SE 5 45% 52° 2% 3
4 PM Sunny 75° 75° 0% 0.00 in SE 5 45% 52° 2% 1
5 PM Sunny 72° 72° 0% 0.00 in SE 5 49% 52° 4% 0
6 PM Mostly Clear 69° 69° 0% 0.00 in SE 3 57% 53° 6% 0
7 PM Mostly Clear 66° 66° 0% 0.00 in SE 3 63% 53° 8% 0
8 PM Mostly Clear 63° 63° 0% 0.00 in SE 3 70% 53° 13% 0
9 PM Mostly Clear 60° 60° 0% 0.00 in SE 3 78% 53° 19% 0
10 PM Mostly Clear 59° 59° 0% 0.00 in SE 3 78% 52° 24% 0
11 PM Mostly Clear 57° 57° 0% 0.00 in SE 3 80% 51° 24% 0
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 56° 56° 0% 0.00 in SE 2 83% 51° 23% 0
1 AM Mostly Clear 54° 54° 0% 0.00 in SE 2 86% 50° 23% 0
2 AM Mostly Clear 53° 53° 0% 0.00 in SE 2 89% 50° 21% 0
3 AM Mostly Clear 52° 52° 0% 0.00 in SE 2 89% 49° 19% 0
4 AM Mostly Clear 51° 51° 0% 0.00 in SE 2 93% 49° 17% 0
5 AM Mostly Clear 50° 50° 0% 0.00 in SE 2 93% 48° 21% 0
6 AM Sunny 49° 49° 0% 0.00 in SE 2 96% 48° 25% 0
7 AM Mostly Sunny 49° 49° 0% 0.00 in SE 2 96% 48° 29% 0
8 AM Mostly Sunny 52° 52° 0% 0.00 in SE 2 89% 49° 30% 0
9 AM Mostly Sunny 56° 56° 0% 0.00 in SE 3 83% 51° 32% 1
10 AM Mostly Sunny 61° 61° 0% 0.00 in SE 3 72% 52° 33% 2
11 AM Mostly Sunny 65° 65° 0% 0.00 in SE 3 G8 63% 52° 39% 4
12 PM Mostly Sunny 69° 69° 0% 0.00 in SE 5 55% 52° 45% 4
1 PM Partly Sunny 73° 73° 0% 0.00 in SE 5 46% 51° 51% 5
2 PM Mostly Sunny 75° 75° 0% 0.00 in SE 5 43% 51° 49% –
3 PM Mostly Sunny 76° 76° 0% 0.00 in SE 3 G8 40% 50° 46% –
4 PM Mostly Sunny 76° 76° 0% 0.00 in SE 3 G8 40% 50° 44% –
5 PM Mostly Sunny 74° 74° 0% 0.00 in SE 3 44% 51° 47% –
6 PM Mostly Cloudy 71° 71° 0% 0.00 in SE 3 49% 51° 51% –
7 PM Mostly Cloudy 68° 68° 0% 0.00 in SE 3 57% 52° 53% –
8 PM Mostly Cloudy 65° 65° 0% 0.00 in SE 3 63% 52° 53% –
9 PM Mostly Cloudy 62° 62° 0% 0.00 in SE 3 70% 52° 53% –
10 PM Mostly Cloudy 59° 59° 0% 0.00 in SE 3 78% 52° 53% –
11 PM Mostly Cloudy 57° 57° 0% 0.00 in SE 3 80% 51° 53% –
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 56° 56° 0% 0.00 in S 2 83% 51° 53% –
1 AM Mostly Cloudy 55° 55° 0% 0.00 in S 2 83% 50° 60% –
2 AM Mostly Cloudy 54° 54° 0% 0.00 in S 2 86% 50° 60% –
3 AM Mostly Cloudy 54° 54° 0% 0.00 in S 1 83% 49° 60% –
4 AM Mostly Cloudy 53° 53° 0% 0.00 in S 1 86% 49° 60% –
5 AM Mostly Cloudy 52° 52° 0% 0.00 in S 1 86% 48° 60% –
6 AM Partly Sunny 51° 51° 0% 0.00 in S 1 89% 48° 60% –
7 AM Partly Sunny 51° 51° 0% 0.00 in S 1 89% 48° 58% –
8 AM Partly Sunny 54° 54° 0% 0.00 in S 1 83% 49° 58% –
9 AM Partly Sunny 58° 58° 0% 0.00 in S 2 77% 51° 58% –
10 AM Partly Sunny 63° 63° 0% 0.00 in S 2 67% 52° 58% –
11 AM Partly Sunny 68° 68° 0% 0.00 in S 2 57% 52° 58% –
12 PM Partly Sunny 72° 72° 0% 0.00 in S 2 49% 52° 58% –
1 PM Partly Sunny 76° 76° 0% 0.00 in S 2 43% 52° 63% –
2 PM Partly Sunny 78° 78° 0% 0.00 in S 2 40% 52° 63% –
3 PM Partly Sunny 79° 79° 0% 0.00 in S 2 38% 51° 63% –
4 PM Partly Sunny 78° 78° 0% 0.00 in S 2 39% 51° 63% –
5 PM Partly Sunny 76° 76° 0% 0.00 in S 2 43% 52° 63% –
6 PM Mostly Cloudy 73° 73° 0% 0.00 in S 3 48% 52° 63% –
7 PM Mostly Cloudy 69° 69° 0% 0.00 in SE 3 57% 53° 66% –
8 PM Mostly Cloudy 66° 66° 0% 0.00 in S 3 63% 53° 66% –
9 PM Mostly Cloudy 63° 63° 0% 0.00 in S 2 70% 53° 66% –
10 PM Mostly Cloudy 60° 60° 0% 0.00 in S 2 78% 53° 66% –
11 PM Mostly Cloudy 58° 58° 0% 0.00 in S 2 80% 52° 66% –
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 57° 57° 0% 0.00 in S 1 83% 52° 66% –
1 AM Mostly Cloudy 56° 56° 0% 0.00 in S 1 83% 51° 63% –
2 AM Mostly Cloudy 55° 55° 0% 0.00 in S 1 86% 51° 63% –
3 AM Mostly Cloudy 54° 54° 0% 0.00 in S 1 86% 50° 63% –
4 AM Mostly Cloudy 53° 53° 0% 0.00 in S 1 89% 50° 63% –
5 AM Mostly Cloudy 52° 52° 0% 0.00 in S 1 89% 49° 63% –
6 AM Partly Sunny 51° 51° 0% 0.00 in S 1 89% 48° 63% –
7 AM Partly Sunny 52° 52° 0% 0.00 in S 1 86% 48° 63% –
8 AM Partly Sunny 55° 55° 0% 0.00 in S 1 80% 49° 63% –
9 AM Partly Sunny 59° 59° 0% 0.00 in S 1 75% 51° 63% –
10 AM Partly Sunny 63° 63° 0% 0.00 in S 1 67% 52° 63% –
11 AM Partly Sunny 67° 67° 0% 0.00 in S 1 59% 52° 63% –
12 PM Partly Sunny 71° 71° 0% 0.00 in SW 2 51% 52° 63% –
1 PM Partly Sunny 74° 74° 0% 0.00 in SW 2 46% 52° 58% –
2 PM Partly Sunny 76° 76° 0% 0.00 in S 2 43% 52° 58% –
3 PM Partly Sunny 77° 77° 0% 0.00 in S 2 40% 51° 58% –
4 PM Partly Sunny 76° 76° 0% 0.00 in S 2 42% 51° 58% –
5 PM Partly Sunny 74° 74° 0% 0.00 in S 2 46% 52° 58% –
6 PM Mostly Cloudy 71° 71° 0% 0.00 in SE 2 53% 53° 58% –
7 PM Mostly Cloudy 68° 68° 0% 0.00 in SE 2 61% 54° 67% –
8 PM Mostly Cloudy 65° 65° 0% 0.00 in SE 2 68% 54° 67% –
9 PM Mostly Cloudy 62° 62° 0% 0.00 in SE 1 75% 54° 67% –
10 PM Mostly Cloudy 60° 60° 0% 0.00 in SE 1 78% 53° 67% –
11 PM Mostly Cloudy 58° 58° 0% 0.00 in S 1 83% 53° 67% –
Tuesday, October 2724 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 57° 57° 0% 0.00 in S 1 83% 52° 67% –
1 AM Mostly Cloudy 56° 56° 8% <0.01 in S 1 86% 52° 69% –
2 AM Mostly Cloudy 55° 55° 8% <0.01 in S 1 90% 52° 69% –
3 AM Mostly Cloudy 54° 54° 8% <0.01 in S 2 90% 51° 69% –
4 AM Mostly Cloudy 53° 53° 8% <0.01 in S 2 93% 51° 69% –
5 AM Mostly Cloudy 52° 52° 8% <0.01 in S 2 96% 51° 69% –
6 AM Partly Sunny 52° 52° 8% <0.01 in S 2 93% 50° 69% –
7 AM Partly Sunny 52° 52° 3% 0.00 in S 2 93% 50° 59% –
8 AM Partly Sunny 54° 54° 3% 0.00 in S 2 90% 51° 59% –
9 AM Partly Sunny 57° 57° 3% 0.00 in S 3 80% 51° 59% –
10 AM Partly Sunny 60° 60° 3% 0.00 in S 3 75% 52° 59% –
11 AM Partly Sunny 63° 63° 3% 0.00 in S 3 67% 52° 59% –
12 PM Partly Sunny 66° 66° 3% 0.00 in S 3 61% 52° 59% –
1 PM Mostly Sunny 69° 69° 1% 0.00 in S 3 55% 52° 49% –
2 PM Mostly Sunny 71° 71° 1% 0.00 in S 3 51% 52° 49% –
3 PM Mostly Sunny 71° 71° 1% 0.00 in S 3 G8 49% 51° 49% –
4 PM Mostly Sunny 71° 71° 1% 0.00 in S 3 G8 49% 51° 49% –
5 PM Mostly Sunny 70° 70° 1% 0.00 in SW 3 G8 53% 52° 49% –
6 PM Partly Cloudy 68° 68° 1% 0.00 in W 3 59% 53° 49% –
7 PM Mostly Cloudy 65° 65° 2% 0.00 in W 3 68% 54° 65% –
8 PM Mostly Cloudy 62° 62° 2% 0.00 in W 3 75% 54° 65% –
9 PM Mostly Cloudy 59° 59° 2% 0.00 in W 3 83% 54° 65% –
10 PM Mostly Cloudy 57° 57° 2% 0.00 in W 3 86% 53° 65% –
11 PM Mostly Cloudy 55° 55° 2% 0.00 in W 3 90% 52° 65% –
Wednesday, October 289 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 54° 54° 2% 0.00 in SW 2 90% 51° 65% –
1 AM Mostly Cloudy 53° 53° 6% 0.00 in SW 2 89% 50° 53% –
2 AM Mostly Cloudy 52° 52° 6% 0.00 in W 2 93% 50° 53% –
3 AM Mostly Cloudy 52° 52° 6% 0.00 in W 2 89% 49° 53% –
4 AM Mostly Cloudy 51° 51° 6% 0.00 in NW 2 93% 49° 53% –
5 AM Mostly Cloudy 50° 50° 6% 0.00 in NW 2 93% 48° 53% –
6 AM Partly Sunny 49° 49° 6% 0.00 in NW 2 93% 47° 53% –
7 AM Mostly Sunny 49° 49° 7% 0.00 in NW 2 93% 47° 44% –
8 AM Mostly Sunny 52° 52° 7% 0.00 in W 2 86% 48° 44% –

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 4Conservative index and reflects what the press published. Terms of use.