NowOvercastTemperature 63°17°Rain chance 2%Wind 5 mph8 km/hESETrack temperature 71°22°
OvercastTemperature 63°17°Rain chance 4%Wind 3 mph5 km/hESETrack temperature 67°19°
OvercastTemperature 60°15°Rain chance 5%Wind 5 mph7 km/hETrack temperature 60°15°
OvercastTemperature 58°14°Rain chance 10%Wind 4 mph7 km/hETrack temperature 58°14°
OvercastTemperature 57°14°Rain chance 10%Wind 5 mph8 km/hESETrack temperature 57°14°
OvercastTemperature 57°14°Rain chance 6%Wind 5 mph8 km/hSETrack temperature 57°14°
OvercastTemperature 58°14°Rain chance 12%Wind 6 mph10 km/hSETrack temperature 58°14°
OvercastTemperature 57°14°Rain chance 15%Wind 3 mph4 km/hSTrack temperature 57°14°
OvercastTemperature 57°14°Rain chance 13%Wind 1 mph2 km/hSETrack temperature 57°14°
OvercastTemperature 57°14°Rain chance 17%Wind 4 mph6 km/hESETrack temperature 57°14°
OvercastTemperature 57°14°Rain chance 13%Wind 3 mph5 km/hETrack temperature 57°14°
OvercastTemperature 56°13°Rain chance 10%Wind 3 mph5 km/hESETrack temperature 56°13°
OvercastTemperature 56°13°Rain chance 9%Wind 4 mph7 km/hETrack temperature 56°13°
OvercastTemperature 56°13°Rain chance 7%Wind 6 mph10 km/hETrack temperature 56°13°
OvercastTemperature 56°13°Rain chance 7%Wind 6 mph9 km/hESETrack temperature 56°13°
OvercastTemperature 55°13°Rain chance 9%Wind 5 mph8 km/hETrack temperature 55°13°
OvercastTemperature 55°13°Rain chance 8%Wind 4 mph7 km/hETrack temperature 55°13°
OvercastTemperature 56°13°Rain chance 7%Wind 6 mph9 km/hSETrack temperature 58°14°
OvercastTemperature 59°15°Rain chance 7%Wind 7 mph10 km/hSETrack temperature 65°18°
OvercastTemperature 62°17°Rain chance 8%Wind 7 mph12 km/hSSETrack temperature 74°23°
OvercastTemperature 64°18°Rain chance 7%Wind 8 mph13 km/hSSETrack temperature 79°26°
Partly cloudyTemperature 65°18°Rain chance 8%Wind 9 mph15 km/hSSETrack temperature 75°24°
OvercastTemperature 64°18°Rain chance 6%Wind 10 mph15 km/hSSETrack temperature 72°22°
OvercastTemperature 61°16°Rain chance 5%Wind 9 mph14 km/hSSETrack temperature 61°16°
Hours in your time zone (the track's when they match). Track temperature is an estimate.
Pit box
The racer numbers
Density altitude964ft294mField elevation 725 ft
Air density1.191kg/m³97.2% of standard (RAD)
Water grains60grgrains per lb of dry air
Track temp (est.)71°F22°CDirt in 206 W/m² sun
Dew point53°F12°C68% humidity
Barometer30.26inHg1025hPaFalling over 3 h
SurfaceDryDry, likely dusty: little rain in 48 h
Rain, last 48 h0.0in0mmat 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 3164°18°53°11° 48%Green flag
TomorrowNov 165°18°55°13° 17%Green flag
MonNov 266°19°55°13° 68%Yellow flag
TueNov 370°21°54°12° 75%Yellow flag
WedNov 464°18°50°10° 43%Yellow flag
ThuNov 557°14°49°9° 14%Green flag
FriNov 653°12°51°11° 14%Green flagpartial
Day
Flag
Sky
High / low
Rain
Gusts
Track temp
Density alt.
Sunrise · sunset
Today Oct 31
Green flag
Overcast
64°18°53°11°
48%
23 mph37 km/h ESE
79°26°
1,023 ft312 m
7:31 AM · 6:00 PM
Tomorrow Nov 1
Green flag
Overcast
65°18°55°13°
17%
21 mph33 km/h SE
79°26°
1,083 ft330 m
6:33 AM · 4:59 PM
Mon Nov 2
Yellow flaggusty wind
Light drizzle
66°19°55°13°
68% <0.01 in0.1 mm
38 mph60 km/h SSE
68°20°
1,620 ft494 m
6:34 AM · 4:57 PM
Tue Nov 3
Yellow flaggusty wind
Light drizzle
70°21°54°12°
75% 0.13 in3.2 mm
45 mph72 km/h SSW
79°26°
2,019 ft615 m
6:35 AM · 4:56 PM
Wed Nov 4
Yellow flaggusty wind
Overcast
64°18°50°10°
43%
27 mph43 km/h WSW
78°25°
1,512 ft461 m
6:36 AM · 4:55 PM
Thu Nov 5
Green flag
Overcast
57°14°49°9°
14%
14 mph23 km/h N
67°19°
815 ft248 m
6:38 AM · 4:54 PM
Fri Nov 6
Green flag
Overcast
53°12°51°11°
14%
14 mph22 km/h NNE
57°14°
658 ft201 m
6:39 AM · 4:53 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
63°17°
53°12°
68%
30.26 inHg1025 hPa
964 ft294 m
1.191
60
71°22°
5 mph8 km/h ESE
2%
63°17°
53°11°
69%
30.27 inHg1025 hPa
914 ft279 m
1.193
60
67°19°
3 mph5 km/h ESE
4%
60°15°
52°11°
75%
30.29 inHg1026 hPa
689 ft210 m
1.200
58
60°15°
5 mph7 km/h E
5%
58°14°
53°11°
82%
30.29 inHg1026 hPa
579 ft176 m
1.204
60
58°14°
4 mph7 km/h E
10%
57°14°
54°12°
88%
30.29 inHg1026 hPa
530 ft162 m
1.206
62
57°14°
5 mph8 km/h ESE
10%
57°14°
54°12°
90%
30.29 inHg1026 hPa
537 ft164 m
1.206
63
57°14°
5 mph8 km/h SE
6%
58°14°
54°12°
88%
30.29 inHg1026 hPa
578 ft176 m
1.204
63
58°14°
6 mph10 km/h SE
12%
57°14°
54°12°
89%
30.29 inHg1026 hPa
554 ft169 m
1.205
63
57°14°
3 mph4 km/h S
15%
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 Davenport
Pit box, all week
Every forecast hour for the next seven days at Davenport: 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 Davenport, and a heads-up three days out.
OvercastTemperature 60°15°Rain chance 5%Wind 5 mph7 km/hETrack temperature 60°15°
Partly cloudyTemperature 65°18°Rain chance 8%Wind 9 mph15 km/hSSETrack temperature 75°24°
66°19° 55°13° 68%Yellow flag