NowMostly clearTemperature 61°16°Rain chance 2%Wind 7 mph11 km/hSWTrack temperature 71°22°
Mostly clearTemperature 61°16°Rain chance 2%Wind 5 mph8 km/hSWTrack temperature 67°20°
OvercastTemperature 58°15°Rain chance 4%Wind 5 mph8 km/hSTrack temperature 59°15°
OvercastTemperature 55°13°Rain chance 6%Wind 5 mph9 km/hSTrack temperature 55°13°
OvercastTemperature 54°12°Rain chance 5%Wind 5 mph9 km/hSTrack temperature 54°12°
OvercastTemperature 54°12°Rain chance 5%Wind 5 mph8 km/hSSETrack temperature 54°12°
OvercastTemperature 53°11°Rain chance 4%Wind 6 mph10 km/hSSETrack temperature 53°11°
OvercastTemperature 53°11°Rain chance 4%Wind 6 mph10 km/hSTrack temperature 53°11°
OvercastTemperature 53°12°Rain chance 5%Wind 9 mph14 km/hSSETrack temperature 53°12°
OvercastTemperature 53°11°Rain chance 3%Wind 8 mph12 km/hSTrack temperature 53°11°
OvercastTemperature 53°12°Rain chance 4%Wind 7 mph12 km/hSTrack temperature 53°12°
FogTemperature 53°12°Rain chance 5%Wind 8 mph13 km/hSTrack temperature 53°12°
FogTemperature 53°12°Rain chance 6%Wind 7 mph11 km/hSTrack temperature 53°12°
FogTemperature 54°12°Rain chance 7%Wind 6 mph10 km/hSTrack temperature 54°12°
FogTemperature 54°12°Rain chance 5%Wind 9 mph15 km/hSTrack temperature 54°12°
Partly cloudyTemperature 55°13°Rain chance 5%Wind 7 mph12 km/hSSETrack temperature 55°13°
OvercastTemperature 55°13°Rain chance 6%Wind 6 mph10 km/hSSETrack temperature 55°13°
FogTemperature 55°13°Rain chance 5%Wind 9 mph15 km/hSSETrack temperature 56°13°
FogTemperature 56°13°Rain chance 4%Wind 10 mph16 km/hSSETrack temperature 59°15°
OvercastTemperature 58°14°Rain chance 4%Wind 12 mph19 km/hSSETrack temperature 63°17°
OvercastTemperature 58°14°Rain chance 3%Wind 13 mph21 km/hSTrack temperature 62°17°
OvercastTemperature 59°15°Rain chance 3%Wind 12 mph19 km/hSTrack temperature 61°16°
OvercastTemperature 60°15°Rain chance 2%Wind 13 mph20 km/hSTrack temperature 64°18°
OvercastTemperature 61°16°Rain chance 2%Wind 13 mph21 km/hSTrack temperature 68°20°
Hours in your time zone (the track's when they match). Track temperature is an estimate.
Pit box
The racer numbers
Density altitude1,875ft571mField elevation 1,463 ft
Air density1.159kg/m³94.6% of standard (RAD)
Water grains73grgrains per lb of dry air
Track temp (est.)71°F22°CDirt in 306 W/m² sun
Dew point57°F14°C86% humidity
Barometer30.16inHg1021hPaSteady over 3 h
SurfaceDryDry, likely dusty: little rain in 48 h
Rain, last 48 h0.06in1.4mmat the track
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 3161°16°48°9° 30%Red flag
TomorrowNov 162°17°53°11° 7%Green flag
MonNov 266°19°57°14° 99%Yellow flag
TueNov 363°17°43°6° 82%Red flag
WedNov 452°11°47°8° 30%Green flag
ThuNov 554°12°49°9° 12%Green flag
FriNov 658°14°49°10° 12%Green flagpartial
Day
Flag
Sky
High / low
Rain
Gusts
Track temp
Density alt.
Sunrise · sunset
Today Oct 31
Red flagrain
Light rain
61°16°48°9°
30% 0.06 in1.4 mm
25 mph40 km/h S
71°22°
1,875 ft571 m
7:53 AM · 6:13 PM
Tomorrow Nov 1
Green flag
Fog
62°17°53°11°
7%
24 mph38 km/h SSE
69°20°
1,921 ft586 m
6:54 AM · 5:12 PM
Mon Nov 2
Yellow flaggusty wind
Drizzle
66°19°57°14°
99% 0.43 in11 mm
45 mph73 km/h SSE
66°19°
2,923 ft891 m
6:55 AM · 5:11 PM
Tue Nov 3
Red flagrain, gusty wind
Heavy drizzle
63°17°43°6°
82% 0.08 in2.1 mm
31 mph50 km/h WSW
62°17°
1,621 ft494 m
6:57 AM · 5:09 PM
Wed Nov 4
Green flag
Overcast
52°11°47°8°
30%
30 mph49 km/h WNW
55°13°
1,650 ft503 m
6:58 AM · 5:08 PM
Thu Nov 5
Green flag
Overcast
54°12°49°9°
12%
18 mph29 km/h NNE
60°16°
1,441 ft439 m
6:59 AM · 5:07 PM
Fri Nov 6
Green flag
Overcast
58°14°49°10°
12%
7 mph11 km/h SSE
74°23°
1,812 ft552 m
7:01 AM · 5:06 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 8 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
61°16°
57°14°
86%
30.16 inHg1021 hPa
1,875 ft571 m
1.159
73
71°22°
7 mph11 km/h SW · gusts 16 mph26 km/h
2%
61°16°
56°13°
84%
30.17 inHg1022 hPa
1,820 ft555 m
1.161
69
67°20°
5 mph8 km/h SW · gusts 13 mph21 km/h
2%
58°15°
55°13°
90%
30.19 inHg1022 hPa
1,648 ft502 m
1.167
68
59°15°
5 mph8 km/h S
4%
55°13°
52°11°
88%
30.21 inHg1023 hPa
1,396 ft426 m
1.176
59
55°13°
5 mph9 km/h S
6%
54°12°
51°11°
91%
30.20 inHg1023 hPa
1,328 ft405 m
1.178
59
54°12°
5 mph9 km/h S
5%
54°12°
52°11°
94%
30.21 inHg1023 hPa
1,333 ft406 m
1.178
61
54°12°
5 mph8 km/h SSE
5%
53°11°
51°11°
94%
30.23 inHg1024 hPa
1,218 ft371 m
1.182
58
53°11°
6 mph10 km/h SSE · gusts 14 mph23 km/h
4%
53°11°
51°11°
94%
30.23 inHg1024 hPa
1,215 ft370 m
1.182
58
53°11°
6 mph10 km/h S · gusts 13 mph22 km/h
4%
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 Jackson
Pit box, all week
Every forecast hour for the next seven days at Jackson: 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 Jackson, and a heads-up three days out.
410 Sprint Cars, Midwest Sprint Touring Series, IRA Outlaw Sprint Series, RaceSaver Sprint Cars, Late Model Street Stocks, World of Outlaws Sprint Cars
OvercastTemperature 58°15°Rain chance 4%Wind 5 mph8 km/hSTrack temperature 59°15°
OvercastTemperature 55°13°Rain chance 6%Wind 5 mph9 km/hSTrack temperature 55°13°
FogTemperature 53°12°Rain chance 5%Wind 8 mph13 km/hSTrack temperature 53°12°
Partly cloudyTemperature 55°13°Rain chance 5%Wind 7 mph12 km/hSSETrack temperature 55°13°
61°16° 48°9° 30%Red flag
66°19° 57°14° 99%Yellow flag