Heat Advisory — Grayson, TX, Fannin, TX, Lamar, TX, Denton, TX, Collin, TX, Hunt, TX, Delta, TX, Hopkins, TX, Tarrant, TX, Dallas, TX, Rockwall, TX, Kaufman, TX, Van Zandt, TX, Rains, TX, Johnson, TX, Ellis, TX, Henderson, TX, Hill, TX, Navarro, TX, Freestone, TX, Anderson, TX, Bell, TX, McLennan, TX, Falls, TX, Limestone, TX, Leon, TX, Milam, TX, Robertson, TX 8:00 PM

Falls County, Texas, United States

Last updated: 3:48 PM CDT  ·  Refresh
97°F
Feels like 102°
Clear
▲ 100°  /  ▼ 74°
Wind
9 mph SSW
Humidity
38%
Dew Point
68°
Pressure
29.55 inHg
Visibility
10 mi
UV Index
8.0
Cloud Cover
9%
Sunrise
7:10 AM
Sunset
7:35 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Falls County is currently clear at 97°F. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1971 J/kg) — isolated convective development possible. Sunrise: 7:10AM · Sunset: 7:35PM.

Alerts

Heat Advisory
Grayson, TX, Fannin, TX, Lamar, TX, Denton, TX, Collin, TX, Hunt, TX, Delta, TX, Hopkins, TX, Tarrant, TX, Dallas, TX, Rockwall, TX, Kaufman, TX, Van Zandt, TX, Rains, TX, Johnson, TX, Ellis, TX, Henderson, TX, Hill, TX, Navarro, TX, Freestone, TX, Anderson, TX, Bell, TX, McLennan, TX, Falls, TX, Limestone, TX, Leon, TX, Milam, TX, Robertson, TX
Expires 8:00 PM
34 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
97°
4%
4 PM
98°
5%
5 PM
96°
5%
6 PM
93°
5%
7 PM
90°
5%
8 PM
87°
5%
9 PM
85°
5%
10 PM
84°
5%
11 PM
82°
3%
12 AM
81°
3%
1 AM
80°
3%
2 AM
79°
3%
3 AM
78°
3%
4 AM
78°
3%
5 AM
75°
3%
6 AM
74°
3%
7 AM
76°
9%
8 AM
78°
9%
9 AM
80°
9%
10 AM
85°
9%
11 AM
86°
21%
12 PM
88°
21%
1 PM
93°
21%
2 PM
94°
22%
7-Day Forecast
Today
100° 74°
Mostly Clear.
Mon
102° 74°
Mostly Clear with a 25% chance of rain.
Tue
102° 73°
Clear.
Wed
98° 73°
Mostly Clear.
Thu
98° 74°
Clear.
Fri
99° 74°
Clear.
Sat
98° 73°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 97° Clear 4% 9 mph SSW 38%
4 PM 98° Mostly Clear 5% 8 mph S 39%
5 PM 96° Mostly Clear 5% 10 mph SSE 43%
6 PM 93° Mostly Clear 5% 9 mph SSE 47%
7 PM 90° Mostly Clear 5% 10 mph SSE 50%
8 PM 87° Mostly Clear 5% 11 mph SSE 57%
9 PM 85° Mostly Clear 5% 11 mph S 62%
10 PM 84° Partly Cloudy 5% 11 mph S 67%
11 PM 82° Partly Cloudy 3% 10 mph S 71%
12 AM 81° Mostly Clear 3% 10 mph S 75%
1 AM 80° Mostly Clear 3% 9 mph S 78%
2 AM 79° Mostly Clear 3% 8 mph S 80%
3 AM 78° Mostly Clear 3% 6 mph S 82%
4 AM 78° Mostly Clear 3% 5 mph S 84%
5 AM 75° Partly Cloudy 3% 5 mph S 86%
6 AM 74° Partly Cloudy 3% 5 mph S 87%
7 AM 76° Mostly Clear 9% 5 mph S 83%
8 AM 78° Mostly Clear 9% 6 mph S 76%
9 AM 80° Mostly Clear 9% 7 mph S 71%
10 AM 85° Mostly Clear 9% 7 mph S 66%
11 AM 86° Mostly Clear 21% 8 mph S 61%
12 PM 88° Mostly Clear 21% 8 mph S 56%
1 PM 93° Mostly Clear 21% 8 mph S 53%
2 PM 94° Mostly Clear 22% 9 mph S 51%
15-Day Forecast
Today
9/13
Mostly Clear
5%
74°
100°
Mon
9/14
Mostly Clear
25%
74°
102°
Tue
9/15
Clear
3%
73°
102°
Wed
9/16
Mostly Clear
8%
73°
98°
Thu
9/17
Clear
18%
74°
98°
Fri
9/18
Clear
3%
74°
99°
Sat
9/19
Clear
19%
73°
98°
Sun
9/20
Clear
60%
74°
97°
Mon
9/21
Drizzle
60%
72°
95°
Tue
9/22
Drizzle
60%
67°
93°
Wed
9/23
Drizzle
60%
70°
92°
Thu
9/24
Clear
60%
71°
92°
Fri
9/25
Drizzle
60%
71°
91°
Sat
9/26
Clear
60%
70°
92°
Sun
9/27
Drizzle
60%
70°
91°
34
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
34 AQI 6.2 µg/m³
O3
Ground-level ozone
30 AQI 32 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 34 Good 30 34
Tue 31 Good 31 26
Wed 33 Good 33 30
About the Air Quality Index
0–50 Good
51–100 Moderate
101–150 Unhealthy for Sensitive Groups
151–200 Unhealthy
201–300 Very Unhealthy
301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM2.5 (fine particles) is reported in µg/m³ and ozone (O3) in ppb. Forecast source: NWS NAQFC.

1000850700500400300250200150100 -40-30-20-10010203040 0.41247101624 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Sun Sep 13, 19:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1872 J/kg
MLCAPE1601 J/kg
MUCAPE1872 J/kg
SBCIN-2 J/kg
MLCIN-22 J/kg
Lifted Index-3.2
Kinematics
0–6 km Shear10 kt
0–1 km Shear3 kt
Eff. Shear13 kt
0–1 km SRH-7
0–3 km SRH3
Eff. SRH3
Storm Motion150° @ 19 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index31.7
Thermo & Levels
PWAT1.73 in
0–3 km LR8.5 °C/km
700–500 LR5.3 °C/km
Total Totals44.6
LCL794 hPa
LFC767 hPa
EL163 hPa
Freezing Lvl16,781 ft