NowOvercastTemperature 56°13°Rain chance 5%Wind 4 mph6 km/hSETrack temperature 56°13°
OvercastTemperature 55°13°Rain chance 4%Wind 3 mph5 km/hESETrack temperature 55°13°
OvercastTemperature 55°13°Rain chance 4%Wind 4 mph6 km/hENETrack temperature 55°13°
OvercastTemperature 55°13°Rain chance 6%Wind 5 mph7 km/hENETrack temperature 55°13°
OvercastTemperature 54°12°Rain chance 5%Wind 4 mph6 km/hENETrack temperature 54°12°
OvercastTemperature 54°12°Rain chance 8%Wind 3 mph5 km/hNETrack temperature 54°12°
OvercastTemperature 54°12°Rain chance 11%Wind 1 mph2 km/hWNWTrack temperature 54°12°
OvercastTemperature 54°12°Rain chance 8%Wind 4 mph6 km/hNETrack temperature 54°12°
OvercastTemperature 54°12°Rain chance 9%Wind 3 mph5 km/hENETrack temperature 54°12°
OvercastTemperature 54°12°Rain chance 8%Wind 4 mph6 km/hENETrack temperature 54°12°
OvercastTemperature 54°12°Rain chance 11%Wind 4 mph6 km/hENETrack temperature 54°12°
OvercastTemperature 54°12°Rain chance 9%Wind 4 mph7 km/hETrack temperature 54°12°
OvercastTemperature 53°12°Rain chance 7%Wind 5 mph8 km/hETrack temperature 53°12°
OvercastTemperature 53°12°Rain chance 6%Wind 4 mph7 km/hESETrack temperature 53°12°
OvercastTemperature 52°11°Rain chance 6%Wind 4 mph7 km/hNETrack temperature 52°11°
Mostly clearTemperature 55°13°Rain chance 5%Wind 4 mph6 km/hESETrack temperature 59°15°
Partly cloudyTemperature 58°14°Rain chance 5%Wind 8 mph13 km/hSETrack temperature 65°18°
OvercastTemperature 58°14°Rain chance 5%Wind 5 mph8 km/hSETrack temperature 70°21°
OvercastTemperature 61°16°Rain chance 6%Wind 7 mph12 km/hSETrack temperature 70°21°
Partly cloudyTemperature 63°17°Rain chance 6%Wind 10 mph16 km/hSSETrack temperature 73°23°
OvercastTemperature 64°18°Rain chance 5%Wind 9 mph14 km/hSSETrack temperature 71°22°
Partly cloudyTemperature 65°18°Rain chance 7%Wind 9 mph14 km/hSSETrack temperature 73°23°
Mostly clearTemperature 65°19°Rain chance 6%Wind 8 mph13 km/hSETrack temperature 74°23°
Partly cloudyTemperature 64°18°Rain chance 5%Wind 7 mph11 km/hSETrack 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 altitude392ft119mField elevation 679 ft
Air density1.211kg/m³98.9% of standard (RAD)
Water grains59grgrains per lb of dry air
Track temp (est.)56°F13°CDirt in no sun
Dew point53°F11°C89% humidity
Barometer30.28inHg1026hPaSteady over 3 h
SurfaceDryDry, likely dusty: little rain in 48 h
Rain, last 48 h0.04in1.1mmat 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 3159°15°52°11° 38%Green flag
TomorrowNov 165°19°52°11° 11%Green flag
MonNov 264°18°54°12° 74%Yellow flag
TueNov 368°20°59°15° 92%Yellow flag
WedNov 456°13°46°8° 42%Yellow flag
ThuNov 553°12°45°7° 16%Red flag
FriNov 656°13°48°9° 18%Green flagpartial
Day
Flag
Sky
High / low
Rain
Gusts
Track temp
Density alt.
Sunrise · sunset
Today Oct 31
Green flag
Drizzle
59°15°52°11°
38% 0.04 in1.1 mm
22 mph36 km/h E
73°23°
596 ft182 m
7:32 AM · 5:59 PM
Tomorrow Nov 1
Green flag
Overcast
65°19°52°11°
11%
19 mph30 km/h SE
74°23°
1,081 ft329 m
6:34 AM · 4:58 PM
Mon Nov 2
Yellow flaggusty wind
Light drizzle
64°18°54°12°
74% 0.01 in0.3 mm
40 mph64 km/h SSE
63°17°
1,452 ft443 m
6:35 AM · 4:56 PM
Tue Nov 3
Yellow flaggusty wind
Drizzle
68°20°59°15°
92% 0.06 in1.5 mm
46 mph73 km/h S
74°23°
1,869 ft570 m
6:36 AM · 4:55 PM
Wed Nov 4
Yellow flaggusty wind
Overcast
56°13°46°8°
42%
30 mph49 km/h NNE
65°18°
859 ft262 m
6:38 AM · 4:54 PM
Thu Nov 5
Red flagrain
Heavy drizzle
53°12°45°7°
16% 0.27 in6.8 mm
17 mph27 km/h NNE
60°15°
506 ft154 m
6:39 AM · 4:53 PM
Fri Nov 6
Green flag
Light drizzle
56°13°48°9°
18% 0.22 in5.5 mm
14 mph23 km/h NNW
64°18°
735 ft224 m
6:40 AM · 4:52 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 6 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
56°13°
53°11°
89%
30.28 inHg1026 hPa
392 ft119 m
1.211
59
56°13°
4 mph6 km/h SE
5%
55°13°
52°11°
91%
30.28 inHg1025 hPa
342 ft104 m
1.213
59
55°13°
3 mph5 km/h ESE
4%
55°13°
52°11°
90%
30.30 inHg1026 hPa
329 ft100 m
1.213
59
55°13°
4 mph6 km/h ENE
4%
55°13°
53°11°
92%
30.30 inHg1026 hPa
304 ft93 m
1.214
59
55°13°
5 mph7 km/h ENE
6%
54°12°
52°11°
93%
30.30 inHg1026 hPa
282 ft86 m
1.215
59
54°12°
4 mph6 km/h ENE
5%
54°12°
52°11°
93%
30.29 inHg1026 hPa
270 ft82 m
1.215
58
54°12°
3 mph5 km/h NE
8%
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 Maquoketa
Pit box, all week
Every forecast hour for the next seven days at Maquoketa: 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 Maquoketa, and a heads-up three days out.
OvercastTemperature 52°11°Rain chance 6%Wind 4 mph7 km/hNETrack temperature 52°11°
Mostly clearTemperature 55°13°Rain chance 5%Wind 4 mph6 km/hESETrack temperature 59°15°
Partly cloudyTemperature 58°14°Rain chance 5%Wind 8 mph13 km/hSETrack temperature 65°18°
59°15° 52°11° 38%Green flag