Katy, TX 77450 Hourly Weather

Harris County8:27 PM CDT29.75°N, 95.73°W
Air Quality Alert until 8:00 PM Thu

Next 48 hours

8 PM 11 PM Thu Oct 22 2 AM 5 AM 8 AM 11 AM 2 PM 5 PM 8 PM 11 PM Fri Oct 23 2 AM 5 AM 8 AM 11 AM 2 PM 5 PM 60° 65° 70° 75° 80° 85° %
TemperatureFeels likeChance of precipitationNight
Wednesday, October 214 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
8 PM Clear 74° 74° 0% 0.00 in NE 5 59% 59° 1% 0
9 PM Clear 72° 72° 0% 0.00 in E 5 64% 59° 0% 0
10 PM Clear 69° 69° 0% 0.00 in Calm 73% 60° 2% 0
11 PM Clear 67° 67° 0% 0.00 in Calm 81% 61° 2% 0
Thursday, October 2224 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 66° 66° 0% 0.00 in Calm 84% 61° 3% 0
1 AM Clear 64° 64° 0% 0.00 in Calm 93% 62° 4% 0
2 AM Mostly Clear 63° 63° 0% 0.00 in Calm 93% 61° 6% 0
3 AM Mostly Clear 63° 63° 0% 0.00 in Calm 93% 61° 7% 0
4 AM Mostly Clear 62° 62° 0% 0.00 in Calm 93% 60° 6% 0
5 AM Clear 62° 62° 0% 0.00 in Calm 93% 60° 4% 0
6 AM Sunny 61° 61° 0% 0.00 in Calm 93% 59° 1% 0
7 AM Sunny 61° 61° 0% 0.00 in Calm 93% 59° 4% 0
8 AM Sunny 61° 61° 0% 0.00 in Calm 93% 59° 3% 0
9 AM Sunny 65° 65° 0% 0.00 in Calm 84% 60° 3% 1
10 AM Sunny 72° 72° 0% 0.00 in Calm 66% 60° 8% 3
11 AM Sunny 76° 76° 0% 0.00 in NE 5 52% 57° 3% 5
12 PM Sunny 80° 80° 0% 0.00 in NE 5 42% 55° 2% 6
1 PM Sunny 83° 82° 0% 0.00 in NE 5 36% 53° 4% 7
2 PM Sunny 84° 82° 0% 0.00 in E 5 31% 50° 1% 6
3 PM Sunny 85° 83° 0% 0.00 in E 5 29% 49° 5% 4
4 PM Sunny 86° 83° 0% 0.00 in E 5 27% 48° 1% 2
5 PM Sunny 85° 83° 0% 0.00 in E 5 28% 48° 1% 1
6 PM Clear 83° 81° 0% 0.00 in E 5 30% 48° 0% 0
7 PM Clear 79° 79° 0% 0.00 in E 5 35% 49° 2% 0
8 PM Clear 73° 73° 0% 0.00 in E 5 44% 50° 0% 0
9 PM Mostly Clear 70° 70° 0% 0.00 in SE 5 51% 51° 6% 0
10 PM Mostly Clear 68° 68° 0% 0.00 in Calm 55% 51° 8% 0
11 PM Clear 67° 67° 0% 0.00 in Calm 59% 52° 3% 0
Friday, October 2324 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 65° 65° 0% 0.00 in Calm 63% 52° 3% 0
1 AM Clear 63° 63° 0% 0.00 in Calm 70% 53° 3% 0
2 AM Clear 61° 61° 0% 0.00 in Calm 75% 53° 4% 0
3 AM Clear 60° 60° 0% 0.00 in Calm 75% 52° 4% 0
4 AM Clear 60° 60° 0% 0.00 in Calm 75% 52° 3% 0
5 AM Clear 60° 60° 0% 0.00 in Calm 75% 52° 2% 0
6 AM Sunny 59° 59° 0% 0.00 in Calm 80% 53° 2% 0
7 AM Sunny 59° 59° 0% 0.00 in Calm 80% 53° 3% 0
8 AM Sunny 59° 59° 0% 0.00 in Calm 83% 54° 0% 0
9 AM Sunny 64° 64° 0% 0.00 in Calm 70% 54° 3% 1
10 AM Sunny 72° 72° 0% 0.00 in Calm 55% 55° 6% 2
11 AM Sunny 77° 77° 0% 0.00 in Calm 45% 54° 7% 4
12 PM Sunny 81° 81° 0% 0.00 in E 5 39% 54° 7% 6
1 PM Sunny 84° 83° 0% 0.00 in E 5 34% 53° 8% 6
2 PM Sunny 86° 84° 0% 0.00 in E 5 31% 52° 9% 6
3 PM Sunny 86° 84° 0% 0.00 in E 5 G10 30% 51° 9% 4
4 PM Sunny 86° 84° 0% 0.00 in E 5 G12 30% 51° 10% 2
5 PM Sunny 84° 82° 0% 0.00 in E 5 G12 31% 50° 10% 1
6 PM Mostly Clear 82° 81° 0% 0.00 in SE 5 G12 34% 51° 11% 0
7 PM Mostly Clear 79° 79° 0% 0.00 in SE 5 G12 39% 52° 11% 0
8 PM Mostly Clear 75° 75° 0% 0.00 in SE 5 G10 46% 53° 11% 0
9 PM Mostly Clear 71° 71° 0% 0.00 in SE 5 57% 55° 12% 0
10 PM Mostly Clear 68° 68° 0% 0.00 in SE 5 68% 57° 12% 0
11 PM Mostly Clear 65° 65° 0% 0.00 in Calm 81% 59° 12% 0
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 63° 63° 0% 0.00 in Calm 87% 59° 11% 0
1 AM Mostly Clear 62° 62° 0% 0.00 in Calm 93% 60° 11% 0
2 AM Mostly Clear 62° 62° 0% 0.00 in Calm 97% 61° 10% 0
3 AM Mostly Clear 62° 62° 0% 0.00 in Calm 97% 61° 9% 0
4 AM Mostly Clear 62° 62° 0% 0.00 in Calm 97% 61° 8% 0
5 AM Mostly Clear 62° 62° 0% 0.00 in Calm 97% 61° 9% 0
6 AM Sunny 61° 61° 0% 0.00 in Calm 100% 61° 9% 0
7 AM Sunny 62° 62° 0% 0.00 in NE 5 100% 62° 10% 0
8 AM Sunny 65° 65° 0% 0.00 in E 5 97% 64° 11% –
9 AM Sunny 69° 69° 0% 0.00 in E 5 87% 65° 11% –
10 AM Sunny 74° 74° 0% 0.00 in E 5 G10 76% 66° 12% –
11 AM Sunny 78° 78° 0% 0.00 in E 5 G13 67% 66° 14% –
12 PM Sunny 81° 83° 0% 0.00 in E 10 G16 58% 65° 16% –
1 PM Sunny 84° 85° 0% 0.00 in E 10 G18 51% 64° 18% –
2 PM Sunny 85° 86° 0% 0.00 in E 10 G20 48% 63° 18% –
3 PM Sunny 86° 86° 0% 0.00 in SE 10 G21 45% 62° 18% –
4 PM Sunny 85° 85° 0% 0.00 in SE 10 G21 45% 61° 18% –
5 PM Sunny 84° 84° 0% 0.00 in SE 10 G21 46% 61° 20% –
6 PM Mostly Clear 81° 82° 0% 0.00 in SE 10 G21 51% 61° 22% –
7 PM Mostly Clear 78° 78° 0% 0.00 in SE 10 G20 58% 62° 24% –
8 PM Mostly Clear 75° 75° 0% 0.00 in SE 10 G17 66% 63° 25% –
9 PM Partly Cloudy 72° 72° 0% 0.00 in SE 5 G14 76% 64° 26% –
10 PM Partly Cloudy 69° 69° 0% 0.00 in SE 5 G12 87% 65° 27% –
11 PM Partly Cloudy 67° 67° 0% 0.00 in SE 5 G10 93% 65° 30% –
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Partly Cloudy 66° 66° 0% 0.00 in E 5 97% 65° 32% –
1 AM Partly Cloudy 65° 65° 0% 0.00 in E 5 97% 64° 35% –
2 AM Partly Cloudy 64° 64° 0% 0.00 in E 5 100% 64° 37% –
3 AM Partly Cloudy 64° 64° 0% 0.00 in E 5 97% 63° 38% –
4 AM Partly Cloudy 64° 64° 0% 0.00 in E 5 G10 97% 63° 40% –
5 AM Partly Cloudy 63° 63° 0% 0.00 in E 5 G12 100% 63° 44% –
6 AM Mostly Sunny 63° 63° 0% 0.00 in E 5 G14 97% 62° 49% –
7 AM Partly Sunny 63° 63° 0% 0.00 in E 5 G15 97% 62° 53% –
8 AM Partly Sunny 65° 65° 0% 0.00 in E 10 G16 90% 62° 53% –
9 AM Partly Sunny 69° 69° 0% 0.00 in E 10 G16 78% 62° 52% –
10 AM Partly Sunny 72° 72° 0% 0.00 in E 10 G16 71% 62° 52% –
11 AM Partly Sunny 75° 75° 0% 0.00 in E 10 G16 62% 61° 56% –
12 PM Partly Sunny 78° 78° 0% 0.00 in E 10 G16 52% 59° 61% –
1 PM Partly Sunny 80° 80° 0% 0.00 in E 10 G16 45% 57° 65% –
2 PM Partly Sunny 82° 82° 0% 0.00 in E 10 G16 41% 56° 63% –
3 PM Partly Sunny 82° 81° 0% 0.00 in E 10 G16 40% 55° 60% –
4 PM Partly Sunny 82° 81° 0% 0.00 in E 10 G16 38% 54° 58% –
5 PM Partly Sunny 80° 80° 0% 0.00 in E 5 G15 39% 53° 60% –
6 PM Mostly Cloudy 78° 78° 0% 0.00 in E 5 G14 42% 53° 61% –
7 PM Mostly Cloudy 76° 76° 0% 0.00 in E 5 G12 46% 54° 63% –
8 PM Mostly Cloudy 72° 72° 0% 0.00 in E 5 55% 55° 62% –
9 PM Mostly Cloudy 69° 69° 0% 0.00 in SE 5 66% 57° 62% –
10 PM Mostly Cloudy 66° 66° 0% 0.00 in Calm 78% 59° 61% –
11 PM Mostly Cloudy 64° 64° 0% 0.00 in Calm 87% 60° 61% –
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 63° 63° 0% 0.00 in Calm 90% 60° 60% –
1 AM Mostly Cloudy 63° 63° 0% 0.00 in Calm 90% 60° 60% –
2 AM Mostly Cloudy 63° 63° 0% 0.00 in Calm 90% 60° 61% –
3 AM Mostly Cloudy 63° 63° 0% 0.00 in Calm 90% 60° 61% –
4 AM Mostly Cloudy 63° 63° 0% 0.00 in NE 5 90% 60° 62% –
5 AM Mostly Cloudy 62° 62° 0% 0.00 in NE 5 93% 60° 60% –
6 AM Partly Sunny 62° 62° 0% 0.00 in NE 5 90% 59° 57% –
7 AM Partly Sunny 62° 62° 2% 0.00 in NE 5 G10 90% 59° 55% –
8 AM Partly Sunny 64° 64° 2% 0.00 in E 5 G10 87% 60° 53% –
9 AM Mostly Sunny 68° 68° 2% 0.00 in E 5 G10 78% 61° 50% –
10 AM Mostly Sunny 71° 71° 2% 0.00 in E 5 G10 73% 62° 48% –
11 AM Mostly Sunny 74° 74° 2% 0.00 in E 5 G10 66% 62° 46% –
12 PM Mostly Sunny 78° 78° 2% 0.00 in E 5 G12 58% 62° 44% –
1 PM Mostly Sunny 80° 81° 6% 0.00 in E 5 G12 54% 62° 42% –
2 PM Mostly Sunny 82° 83° 6% 0.00 in E 5 G12 49% 61° 46% –
3 PM Mostly Sunny 82° 82° 6% 0.00 in E 5 G13 47% 60° 49% –
4 PM Partly Sunny 82° 82° 6% 0.00 in E 5 G13 46% 59° 53% –
5 PM Partly Sunny 81° 81° 6% 0.00 in SE 5 G13 46% 58° 53% –
6 PM Mostly Cloudy 79° 79° 6% 0.00 in SE 5 G13 49% 58° 52% –
7 PM Mostly Cloudy 76° 76° 1% 0.00 in SE 5 G12 54% 58° 52% –
8 PM Mostly Cloudy 74° 74° 1% 0.00 in SE 5 G10 59% 59° 52% –
9 PM Mostly Cloudy 71° 71° 1% 0.00 in SE 5 68% 60° 53% –
10 PM Mostly Cloudy 68° 68° 1% 0.00 in Calm 78% 61° 53% –
11 PM Mostly Cloudy 66° 66° 1% 0.00 in Calm 84% 61° 53% –
Tuesday, October 2724 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 65° 65° 1% 0.00 in Calm 87% 61° 52% –
1 AM Mostly Cloudy 64° 64° 4% 0.00 in Calm 90% 61° 52% –
2 AM Mostly Cloudy 63° 63° 4% 0.00 in Calm 93% 61° 52% –
3 AM Mostly Cloudy 63° 63° 4% 0.00 in Calm 93% 61° 53% –
4 AM Mostly Cloudy 63° 63° 4% 0.00 in Calm 93% 61° 53% –
5 AM Mostly Cloudy 62° 62° 4% 0.00 in Calm 97% 61° 51% –
6 AM Mostly Sunny 62° 62° 4% 0.00 in E 5 97% 61° 49% –
7 AM Mostly Sunny 62° 62° 8% 0.00 in E 5 97% 61° 47% –
8 AM Mostly Sunny 64° 64° 8% 0.00 in E 5 90% 61° 48% –
9 AM Mostly Sunny 68° 68° 8% 0.00 in E 5 78% 61° 49% –
10 AM Mostly Sunny 71° 71° 8% 0.00 in E 5 71% 61° 50% –
11 AM Mostly Sunny 74° 74° 8% 0.00 in E 5 64% 61° 47% –
12 PM Mostly Sunny 78° 78° 8% 0.00 in E 5 56% 61° 44% –
1 PM Mostly Sunny 80° 81° 12% <0.01 in E 5 G10 51% 60° 41% –
2 PM Mostly Sunny 82° 82° 12% <0.01 in E 5 G12 46% 59° 44% –
3 PM Mostly Sunny 82° 82° 12% <0.01 in E 5 G12 43% 57° 46% –
4 PM Mostly Sunny 82° 82° 12% <0.01 in E 5 G12 41% 56° 49% –
5 PM Mostly Sunny 80° 80° 12% <0.01 in E 5 G12 44% 56° 47% –
6 PM Partly Cloudy 78° 78° 12% <0.01 in E 5 G10 47% 56° 46% –
7 PM Partly Cloudy 76° 76° 4% 0.00 in E 5 52% 57° 44% –
8 PM Partly Cloudy 73° 73° 4% 0.00 in E 5 59% 58° 38% –
9 PM Partly Cloudy 70° 70° 4% 0.00 in SE 5 66% 58° 32% –
10 PM Partly Cloudy 67° 67° 4% 0.00 in Calm 75% 59° 26% –
11 PM Mostly Clear 65° 65° 4% 0.00 in Calm 81% 59° 24% –
Wednesday, October 288 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 64° 64° 4% 0.00 in Calm 87% 60° 23% –
1 AM Mostly Clear 63° 63° 5% 0.00 in Calm 90% 60° 21% –
2 AM Mostly Clear 62° 62° 5% 0.00 in Calm 93% 60° 22% –
3 AM Mostly Clear 61° 61° 5% 0.00 in Calm 97% 60° 24% –
4 AM Mostly Clear 61° 61° 5% 0.00 in Calm 97% 60° 25% –
5 AM Partly Cloudy 60° 60° 5% 0.00 in Calm 100% 60° 26% –
6 AM Mostly Sunny 60° 60° 5% 0.00 in NE 5 100% 60° 27% –
7 AM Mostly Sunny 60° 60° 4% 0.00 in NE 5 100% 60° 28% –

National Weather Service forecast updated 1 hr 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.