Katy, TX 77449 Hourly Weather

Harris County5:35 PM CDT29.83°N, 95.74°W
Air Quality Alert until 8:00 PM Thu

Next 48 hours

5 PM 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 55° 60° 65° 70° 75° 80° 85° %
TemperatureFeels likeChance of precipitationNight
Wednesday, October 217 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
5 PM Sunny 83° 83° 0% 0.00 in N 5 43% 58° 5% 1
6 PM Clear 81° 81° 0% 0.00 in N 5 44% 57° 0% 0
7 PM Clear 77° 77° 0% 0.00 in N 5 52% 58° 2% 0
8 PM Clear 73° 73° 0% 0.00 in NE 5 59% 58° 0% 0
9 PM Clear 71° 71° 0% 0.00 in NE 5 64% 58° 1% 0
10 PM Clear 69° 69° 0% 0.00 in E 5 70% 59° 2% 0
11 PM Clear 66° 66° 0% 0.00 in Calm 78% 59° 0% 0
Thursday, October 2224 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 65° 65° 0% 0.00 in Calm 84% 60° 3% 0
1 AM Clear 64° 64° 0% 0.00 in Calm 87% 60° 4% 0
2 AM Mostly Clear 62° 62° 0% 0.00 in Calm 93% 60° 6% 0
3 AM Mostly Clear 62° 62° 0% 0.00 in Calm 93% 60° 9% 0
4 AM Mostly Clear 61° 61° 0% 0.00 in Calm 93% 59° 7% 0
5 AM Clear 61° 61° 0% 0.00 in Calm 93% 59° 3% 0
6 AM Sunny 60° 60° 0% 0.00 in Calm 93% 58° 2% 0
7 AM Sunny 60° 60° 1% 0.00 in Calm 93% 58° 4% 0
8 AM Sunny 60° 60° 0% 0.00 in Calm 96% 59° 5% 0
9 AM Sunny 64° 64° 0% 0.00 in Calm 87% 60° 2% 1
10 AM Sunny 71° 71° 0% 0.00 in Calm 68% 60° 6% 3
11 AM Sunny 76° 76° 0% 0.00 in NE 5 54% 58° 4% 5
12 PM Sunny 79° 79° 0% 0.00 in NE 5 45% 56° 2% 6
1 PM Sunny 83° 82° 0% 0.00 in NE 5 36% 53° 3% 7
2 PM Sunny 84° 82° 0% 0.00 in NE 5 33% 52° 3% 6
3 PM Sunny 84° 82° 0% 0.00 in NE 5 31% 50° 6% 4
4 PM Sunny 85° 83° 0% 0.00 in NE 5 29% 49° 3% 2
5 PM Sunny 84° 82° 0% 0.00 in E 5 30% 49° 2% 1
6 PM Clear 83° 81° 0% 0.00 in E 5 31% 49° 2% 0
7 PM Clear 79° 79° 0% 0.00 in E 5 36% 50° 4% 0
8 PM Clear 73° 73° 0% 0.00 in E 5 44% 50° 1% 0
9 PM Clear 70° 70° 0% 0.00 in SE 5 51% 51° 5% 0
10 PM Mostly Clear 68° 68° 0% 0.00 in Calm 55% 51° 9% 0
11 PM Clear 66° 66° 0% 0.00 in Calm 61% 52° 1% 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 65% 53° 5% 0
1 AM Clear 63° 63° 0% 0.00 in Calm 70% 53° 4% 0
2 AM Clear 60° 60° 0% 0.00 in Calm 78% 53° 4% 0
3 AM Clear 59° 59° 0% 0.00 in Calm 78% 52° 4% 0
4 AM Clear 58° 58° 0% 0.00 in Calm 80% 52° 4% 0
5 AM Clear 58° 58° 0% 0.00 in Calm 80% 52° 2% 0
6 AM Sunny 57° 57° 0% 0.00 in Calm 83% 52° 3% 0
7 AM Sunny 57° 57° 0% 0.00 in Calm 83% 52° 4% 0
8 AM Sunny 58° 58° 0% 0.00 in Calm 83% 53° 0% 0
9 AM Sunny 63° 63° 0% 0.00 in Calm 72% 54° 3% 1
10 AM Sunny 70° 70° 0% 0.00 in Calm 59% 55° 6% 2
11 AM Sunny 76° 76° 0% 0.00 in Calm 48% 55° 7% 4
12 PM Sunny 80° 80° 0% 0.00 in E 5 41% 54° 9% 6
1 PM Sunny 83° 82° 0% 0.00 in E 5 36% 53° 10% 6
2 PM Sunny 85° 83° 0% 0.00 in E 5 31% 51° 10% 6
3 PM Sunny 86° 84° 0% 0.00 in E 5 G10 29% 50° 10% 4
4 PM Sunny 85° 83° 0% 0.00 in E 5 G12 30% 50° 10% 2
5 PM Sunny 84° 82° 0% 0.00 in E 5 G12 31% 50° 11% 1
6 PM Mostly Clear 81° 80° 0% 0.00 in SE 5 G12 35% 51° 12% 0
7 PM Mostly Clear 78° 78° 0% 0.00 in SE 5 G12 40% 52° 13% 0
8 PM Mostly Clear 75° 75° 0% 0.00 in SE 5 G10 46% 53° 13% 0
9 PM Mostly Clear 71° 71° 0% 0.00 in SE 5 55% 54° 12% 0
10 PM Mostly Clear 67° 67° 0% 0.00 in SE 5 68% 56° 12% 0
11 PM Mostly Clear 65° 65° 0% 0.00 in Calm 78% 58° 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 61° 61° 0% 0.00 in Calm 100% 61° 10% 0
4 AM Mostly Clear 61° 61° 0% 0.00 in Calm 100% 61° 9% 0
5 AM Mostly Clear 61° 61° 0% 0.00 in Calm 100% 61° 10% 0
6 AM Sunny 60° 60° 0% 0.00 in Calm 100% 60° 11% 0
7 AM Sunny 61° 61° 0% 0.00 in NE 5 100% 61° 12% 0
8 AM Sunny 64° 64° 0% 0.00 in E 5 97% 63° 12% –
9 AM Sunny 68° 68° 0% 0.00 in E 5 90% 65° 12% –
10 AM Sunny 73° 73° 0% 0.00 in E 5 G10 79% 66° 12% –
11 AM Sunny 77° 77° 0% 0.00 in E 5 G13 69% 66° 15% –
12 PM Sunny 81° 83° 0% 0.00 in E 10 58% 65° 17% –
1 PM Sunny 83° 84° 0% 0.00 in E 10 G17 53% 64° 20% –
2 PM Sunny 85° 86° 0% 0.00 in E 10 G18 48% 63° 20% –
3 PM Sunny 85° 86° 0% 0.00 in SE 15 48% 63° 20% –
4 PM Sunny 85° 86° 0% 0.00 in SE 15 G21 46% 62° 20% –
5 PM Sunny 83° 84° 0% 0.00 in SE 15 G21 49% 62° 22% –
6 PM Mostly Clear 81° 82° 0% 0.00 in SE 10 G21 53% 62° 24% –
7 PM Partly Cloudy 78° 78° 0% 0.00 in SE 10 G20 58% 62° 26% –
8 PM Mostly Clear 74° 74° 0% 0.00 in SE 10 G17 69% 63° 25% –
9 PM Mostly Clear 71° 71° 0% 0.00 in SE 5 G14 79% 64° 25% –
10 PM Mostly Clear 68° 68° 0% 0.00 in SE 5 G12 90% 65° 24% –
11 PM Partly Cloudy 66° 66° 0% 0.00 in SE 5 97% 65° 28% –
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° 31% –
1 AM Partly Cloudy 65° 65° 0% 0.00 in E 5 100% 65° 35% –
2 AM Partly Cloudy 64° 64° 0% 0.00 in E 5 100% 64° 37% –
3 AM Partly Cloudy 63° 63° 0% 0.00 in E 5 100% 63° 39% –
4 AM Partly Cloudy 63° 63° 0% 0.00 in E 5 G10 100% 63° 41% –
5 AM Partly Cloudy 62° 62° 0% 0.00 in E 5 G12 100% 62° 45% –
6 AM Mostly Sunny 62° 62° 0% 0.00 in E 5 G13 100% 62° 50% –
7 AM Partly Sunny 62° 62° 0% 0.00 in E 10 100% 62° 54% –
8 AM Partly Sunny 64° 64° 0% 0.00 in E 10 93% 62° 53% –
9 AM Partly Sunny 67° 67° 0% 0.00 in E 10 G16 84% 62° 51% –
10 AM Mostly Sunny 70° 70° 0% 0.00 in E 10 G16 76% 62° 50% –
11 AM Partly Sunny 73° 73° 0% 0.00 in E 10 G16 66% 61° 56% –
12 PM Partly Sunny 77° 77° 0% 0.00 in E 10 G16 54% 59° 61% –
1 PM Partly Sunny 79° 79° 0% 0.00 in E 10 G16 47% 57° 67% –
2 PM Partly Sunny 81° 81° 0% 0.00 in E 10 G16 41% 55° 65% –
3 PM Partly Sunny 81° 81° 0% 0.00 in E 10 G16 39% 54° 62% –
4 PM Partly Sunny 81° 80° 0% 0.00 in E 10 G16 38% 53° 60% –
5 PM Partly Sunny 79° 79° 0% 0.00 in E 5 G15 41% 53° 62% –
6 PM Mostly Cloudy 77° 77° 0% 0.00 in E 5 G14 43% 53° 63% –
7 PM Mostly Cloudy 75° 75° 0% 0.00 in E 5 G13 48% 54° 65% –
8 PM Mostly Cloudy 72° 72° 0% 0.00 in E 5 G10 55% 55° 63% –
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 75% 58° 60% –
11 PM Mostly Cloudy 64° 64° 0% 0.00 in Calm 84% 59° 60% –
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 64° 64° 0% 0.00 in Calm 87% 60° 61% –
1 AM Mostly Cloudy 63° 63° 0% 0.00 in Calm 90% 60° 61% –
2 AM Mostly Cloudy 62° 62° 0% 0.00 in Calm 93% 60° 62% –
3 AM Mostly Cloudy 62° 62° 0% 0.00 in Calm 90% 59° 62% –
4 AM Mostly Cloudy 61° 61° 0% 0.00 in NE 5 93% 59° 63% –
5 AM Mostly Cloudy 61° 61° 0% 0.00 in NE 5 93% 59° 61% –
6 AM Partly Sunny 61° 61° 0% 0.00 in NE 5 93% 59° 60% –
7 AM Partly Sunny 61° 61° 2% 0.00 in NE 5 G10 93% 59° 58% –
8 AM Partly Sunny 63° 63° 2% 0.00 in E 5 G10 90% 60° 54% –
9 AM Mostly Sunny 66° 66° 2% 0.00 in E 5 G10 84% 61° 50% –
10 AM Mostly Sunny 70° 70° 2% 0.00 in E 5 G10 76% 62° 46% –
11 AM Mostly Sunny 74° 74° 2% 0.00 in E 5 G10 66% 62° 44% –
12 PM Mostly Sunny 78° 78° 2% 0.00 in E 5 G12 58% 62° 42% –
1 PM Mostly Sunny 80° 81° 6% 0.00 in E 5 G12 54% 62° 40% –
2 PM Mostly Sunny 82° 83° 6% 0.00 in E 5 G12 49% 61° 45% –
3 PM Mostly Sunny 82° 82° 6% 0.00 in E 5 G12 47% 60° 49% –
4 PM Partly Sunny 82° 82° 6% 0.00 in E 5 G12 46% 59° 54% –
5 PM Partly Sunny 80° 81° 6% 0.00 in SE 5 G12 49% 59° 54% –
6 PM Mostly Cloudy 78° 78° 6% 0.00 in SE 5 G12 52% 59° 53% –
7 PM Mostly Cloudy 76° 76° 1% 0.00 in SE 5 G12 56% 59° 53% –
8 PM Mostly Cloudy 73° 73° 1% 0.00 in SE 5 62% 59° 53% –
9 PM Mostly Cloudy 70° 70° 1% 0.00 in SE 5 71% 60° 54% –
10 PM Mostly Cloudy 67° 67° 1% 0.00 in Calm 78% 60° 54% –
11 PM Mostly Cloudy 66° 66° 1% 0.00 in Calm 81% 60° 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° 53% –
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 62° 62° 4% 0.00 in Calm 97% 61° 52% –
4 AM Mostly Cloudy 61° 61° 4% 0.00 in Calm 100% 61° 52% –
5 AM Mostly Cloudy 61° 61° 4% 0.00 in Calm 100% 61° 51% –
6 AM Mostly Sunny 61° 61° 4% 0.00 in E 5 100% 61° 50% –
7 AM Mostly Sunny 61° 61° 8% 0.00 in E 5 100% 61° 49% –
8 AM Mostly Sunny 63° 63° 8% 0.00 in E 5 93% 61° 48% –
9 AM Mostly Sunny 66° 66° 8% 0.00 in E 5 87% 62° 48% –
10 AM Mostly Sunny 69° 69° 8% 0.00 in E 5 78% 62° 47% –
11 AM Mostly Sunny 73° 73° 8% 0.00 in E 5 68% 62° 46% –
12 PM Mostly Sunny 77° 77° 8% 0.00 in E 5 58% 61° 44% –
1 PM Mostly Sunny 79° 79° 12% <0.01 in E 5 G10 52% 60° 43% –
2 PM Mostly Sunny 81° 81° 12% <0.01 in E 5 G12 46% 58° 46% –
3 PM Mostly Sunny 82° 82° 12% <0.01 in E 5 G12 43% 57° 49% –
4 PM Partly Sunny 82° 82° 12% <0.01 in E 5 G12 41% 56° 52% –
5 PM Mostly Sunny 80° 80° 12% <0.01 in E 5 G12 44% 56° 50% –
6 PM Partly Cloudy 78° 78° 12% <0.01 in E 5 G10 48% 57° 49% –
7 PM Partly Cloudy 76° 76° 4% 0.00 in E 5 54% 58° 47% –
8 PM Partly Cloudy 72° 72° 4% 0.00 in E 5 61% 58° 41% –
9 PM Partly Cloudy 69° 69° 4% 0.00 in E 5 70% 59° 35% –
10 PM Partly Cloudy 66° 66° 4% 0.00 in Calm 78% 59° 29% –
11 PM Partly Cloudy 64° 64° 4% 0.00 in Calm 84% 59° 26% –
Wednesday, October 283 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° 24% –
1 AM Mostly Clear 63° 63° 4% 0.00 in Calm 90% 60° 21% –
2 AM Mostly Clear 62° 62° 4% 0.00 in Calm 93% 60° 22% –

National Weather Service forecast updated 4 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.