NowClearTemperature 71°22°Rain chance 0%Wind 12 mph19 km/hETrack temperature 83°28°
OvercastTemperature 69°20°Rain chance 0%Wind 9 mph15 km/hETrack temperature 72°22°
OvercastTemperature 65°18°Rain chance 1%Wind 8 mph13 km/hETrack temperature 65°18°
OvercastTemperature 64°18°Rain chance 1%Wind 8 mph14 km/hETrack temperature 64°18°
OvercastTemperature 62°17°Rain chance 2%Wind 10 mph16 km/hENETrack temperature 62°17°
OvercastTemperature 61°16°Rain chance 2%Wind 10 mph16 km/hENETrack temperature 61°16°
OvercastTemperature 62°17°Rain chance 3%Wind 12 mph19 km/hETrack temperature 62°17°
OvercastTemperature 62°17°Rain chance 17%Wind 11 mph17 km/hETrack temperature 62°17°
OvercastTemperature 61°16°Rain chance 25%Wind 10 mph16 km/hETrack temperature 61°16°
OvercastTemperature 61°16°Rain chance 50%Wind 12 mph19 km/hENETrack temperature 61°16°
OvercastTemperature 59°15°Rain chance 46%Wind 12 mph19 km/hETrack temperature 59°15°
DrizzleTemperature 55°13°Rain chance 33%Wind 12 mph19 km/hETrack temperature 55°13°
OvercastTemperature 55°13°Rain chance 35%Wind 10 mph15 km/hETrack temperature 55°13°
OvercastTemperature 54°12°Rain chance 31%Wind 13 mph20 km/hENETrack temperature 54°12°
OvercastTemperature 53°12°Rain chance 24%Wind 12 mph20 km/hENETrack temperature 53°12°
OvercastTemperature 53°12°Rain chance 18%Wind 15 mph24 km/hENETrack temperature 53°12°
OvercastTemperature 53°12°Rain chance 23%Wind 15 mph24 km/hENETrack temperature 53°12°
OvercastTemperature 54°12°Rain chance 22%Wind 16 mph26 km/hENETrack temperature 56°13°
OvercastTemperature 54°12°Rain chance 28%Wind 16 mph26 km/hENETrack temperature 56°14°
OvercastTemperature 54°12°Rain chance 27%Wind 13 mph21 km/hENETrack temperature 56°14°
OvercastTemperature 56°14°Rain chance 21%Wind 13 mph20 km/hENETrack temperature 67°20°
OvercastTemperature 56°14°Rain chance 15%Wind 12 mph20 km/hENETrack temperature 62°17°
OvercastTemperature 56°13°Rain chance 15%Wind 12 mph19 km/hENETrack temperature 60°16°
OvercastTemperature 57°14°Rain chance 20%Wind 14 mph22 km/hENETrack temperature 65°18°
Hours in your time zone (the track's when they match). Track temperature is an estimate.
Pit box
The racer numbers
Density altitude1,525ft465mField elevation 827 ft
Air density1.171kg/m³95.6% of standard (RAD)
Water grains44grgrains per lb of dry air
Track temp (est.)83°F28°CAsphalt in 362 W/m² sun
Dew point44°F7°C38% humidity
Barometer30.27inHg1025hPaFalling over 3 h
Computed from the forecast air temperature, dew point and station pressure (NWS formulas). Track temperature is estimated from sun, wind and the surface; it is not a sensor reading. How these are figured.
This week
Day by day
TodayOct 3172°22°58°15° 3%Yellow flag
TomorrowNov 162°17°52°11° 50%Yellow flag
MonNov 274°23°51°10° 7%Yellow flag
TueNov 377°25°60°15° 3%Yellow flag
WedNov 473°23°65°19° 58%Red flag
ThuNov 571°22°65°18° 58%Red flag
FriNov 677°25°62°17° 10%Green flagpartial
Day
Flag
Sky
High / low
Rain
Gusts
Track temp
Density alt.
Sunrise · sunset
Today Oct 31
Yellow flaggusty wind
Overcast
72°22°58°15°
3%
29 mph46 km/h E
93°34°
1,546 ft471 m
7:54 AM · 6:47 PM
Tomorrow Nov 1
Yellow flaggusty wind
Overcast
62°17°52°11°
50% 0.03 in0.7 mm
34 mph55 km/h ENE
67°20°
569 ft173 m
6:55 AM · 5:46 PM
Mon Nov 2
Yellow flaggusty wind
Overcast
74°23°51°10°
7%
28 mph45 km/h E
94°34°
1,831 ft558 m
6:55 AM · 5:45 PM
Tue Nov 3
Yellow flaggusty wind
Light drizzle
77°25°60°15°
3% 0.02 in0.5 mm
29 mph46 km/h E
95°35°
2,149 ft655 m
6:56 AM · 5:44 PM
Wed Nov 4
Red flagrain
Heavy drizzle
73°23°65°19°
58% 0.54 in13.7 mm
28 mph44 km/h ESE
85°29°
2,195 ft669 m
6:57 AM · 5:44 PM
Thu Nov 5
Red flagrain
Heavy drizzle
71°22°65°18°
58% 0.81 in20.5 mm
18 mph29 km/h E
88°31°
2,163 ft659 m
6:58 AM · 5:43 PM
Fri Nov 6
Green flag
Light drizzle
77°25°62°17°
10% 0.04 in1.1 mm
17 mph28 km/h WNW
99°37°
2,535 ft773 m
6:59 AM · 5:42 PM
Flags judge the racing hours, 9 am to 10 pm at the track. Days marked partial are at the edge of the forecast.
Today’s remaining 7 hours are free. Pro members get all seven days and the CSV.
Hour
Air
Dew pt
Humidity
Barometer
Density alt.
Air density kg/m³
Grains
Track temp (est.)
Wind
Rain
71°22°
44°7°
38%
30.27 inHg1025 hPa
1,525 ft465 m
1.171
44
83°28°
12 mph19 km/h E
0%
69°20°
41°5°
36%
30.27 inHg1025 hPa
1,344 ft410 m
1.178
38
72°22°
9 mph15 km/h E · gusts 18 mph29 km/h
0%
65°18°
38°3°
37%
30.26 inHg1025 hPa
1,126 ft343 m
1.185
34
65°18°
8 mph13 km/h E · gusts 17 mph27 km/h
1%
64°18°
39°4°
40%
30.25 inHg1025 hPa
1,030 ft314 m
1.188
35
64°18°
8 mph14 km/h E · gusts 16 mph26 km/h
1%
62°17°
39°4°
42%
30.29 inHg1026 hPa
914 ft279 m
1.193
35
62°17°
10 mph16 km/h ENE · gusts 18 mph29 km/h
2%
61°16°
41°5°
48%
30.30 inHg1026 hPa
840 ft256 m
1.195
39
61°16°
10 mph16 km/h ENE · gusts 18 mph29 km/h
2%
62°17°
43°6°
50%
30.33 inHg1027 hPa
849 ft259 m
1.195
41
62°17°
12 mph19 km/h E · gusts 29 mph46 km/h
3%
Every hour from the forecast, the same arithmetic as the pit box above (NWS density-altitude formula; track temperature is an estimate). Hours in your time zone, the track’s when they match.
Raceway Weather Pro
Plan the whole week at Atlanta
Pit box, all week
Every forecast hour for the next seven days at Atlanta: density altitude, air density, grains, track temp and more, with a CSV for the tuning laptop.
Do the models agree?
ECMWF, GFS and ICON side by side for the next three racing days, so you know when the forecast is shaky.
Next 6 hours of rain
Rain in 15-minute steps for the next six hours at your tracks, refreshed every hour.
Alerts for your tracks
An email the morning a red or yellow flag is due at Atlanta, and a heads-up three days out.
Typical for October here: highs around 74°23°, lows 54°12°, rain on 16% of days.
Month by month
Average highs and lows, rain days, gusty days, freezing and hot days for all twelve months at Atlanta, from 5 years of records. Part of Raceway Weather Pro.
OvercastTemperature 69°20°Rain chance 0%Wind 9 mph15 km/hETrack temperature 72°22°
OvercastTemperature 65°18°Rain chance 1%Wind 8 mph13 km/hETrack temperature 65°18°
DrizzleTemperature 55°13°Rain chance 33%Wind 12 mph19 km/hETrack temperature 55°13°