NowOvercastTemperature 55°13°Rain chance 2%Wind 3 mph5 km/hNTrack temperature 73°23°
OvercastTemperature 57°14°Rain chance 3%Wind 4 mph7 km/hNNWTrack temperature 71°22°
OvercastTemperature 57°14°Rain chance 3%Wind 6 mph9 km/hNTrack temperature 69°20°
OvercastTemperature 56°14°Rain chance 4%Wind 7 mph11 km/hNTrack temperature 62°17°
OvercastTemperature 54°12°Rain chance 6%Wind 4 mph7 km/hNNETrack temperature 54°12°
OvercastTemperature 50°10°Rain chance 7%Wind 3 mph5 km/hNNETrack temperature 50°10°
OvercastTemperature 50°10°Rain chance 7%Wind 4 mph6 km/hNWTrack temperature 50°10°
OvercastTemperature 49°10°Rain chance 9%Wind 1 mph2 km/hWNWTrack temperature 49°10°
OvercastTemperature 48°9°Rain chance 7%Wind 3 mph4 km/hETrack temperature 48°9°
OvercastTemperature 49°9°Rain chance 5%Wind 1 mph1 km/hWTrack temperature 49°9°
Partly cloudyTemperature 47°8°Rain chance 4%Wind 1 mph2 km/hNNETrack temperature 47°8°
ClearTemperature 45°7°Rain chance 3%Wind 2 mph3 km/hENETrack temperature 45°7°
ClearTemperature 44°6°Rain chance 5%Wind 1 mph2 km/hSSWTrack temperature 44°6°
ClearTemperature 43°6°Rain chance 3%Wind 3 mph5 km/hSSWTrack temperature 43°6°
Partly cloudyTemperature 43°6°Rain chance 3%Wind 2 mph4 km/hSSETrack temperature 43°6°
ClearTemperature 41°5°Rain chance 3%Wind 6 mph10 km/hSTrack temperature 41°5°
ClearTemperature 40°5°Rain chance 3%Wind 4 mph6 km/hSWTrack temperature 40°5°
ClearTemperature 40°5°Rain chance 3%Wind 2 mph4 km/hSTrack temperature 40°5°
ClearTemperature 40°4°Rain chance 2%Wind 2 mph4 km/hSTrack temperature 40°4°
ClearTemperature 42°6°Rain chance 2%Wind 3 mph5 km/hSSWTrack temperature 45°7°
ClearTemperature 48°9°Rain chance 1%Wind 2 mph3 km/hSSWTrack temperature 57°14°
ClearTemperature 51°11°Rain chance 1%Wind 1 mph2 km/hNNWTrack temperature 67°19°
ClearTemperature 54°12°Rain chance 1%Wind 3 mph4 km/hNTrack temperature 73°23°
ClearTemperature 57°14°Rain chance 0%Wind 4 mph6 km/hNTrack temperature 77°25°
Hours in your time zone (the track's when they match). Track temperature is an estimate.
Pit box
The racer numbers
Density altitude460ft140mField elevation 463 ft
Air density1.209kg/m³98.7% of standard (RAD)
Water grains39grgrains per lb of dry air
Track temp (est.)73°F23°CDirt in 454 W/m² sun
Dew point41°F5°C59% humidity
Barometer29.90inHg1013hPaSteady 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 3157°14°39°4° 9%Green flag
TomorrowNov 161°16°40°4° 5%Green flag
MonNov 263°17°39°4° 9%Green flag
TueNov 354°12°42°6° 9%Green flag
WedNov 464°18°41°5° 39%Green flag
ThuNov 567°20°40°4° 43%Green flag
FriNov 662°17°51°10° 43%Green flagpartial
Day
Flag
Sky
High / low
Rain
Gusts
Track temp
Density alt.
Sunrise · sunset
Today Oct 31
Green flag
Fog
57°14°39°4°
9%
15 mph23 km/h W
73°23°
583 ft178 m
7:45 AM · 6:08 PM
Tomorrow Nov 1
Green flag
Overcast
61°16°40°4°
5%
11 mph18 km/h NW
78°25°
613 ft187 m
6:47 AM · 5:06 PM
Mon Nov 2
Green flag
Overcast
63°17°39°4°
9%
4 mph6 km/h S
77°25°
705 ft215 m
6:48 AM · 5:05 PM
Tue Nov 3
Green flag
Drizzle
54°12°42°6°
9% 0.04 in0.9 mm
6 mph9 km/h S
62°17°
170 ft52 m
6:49 AM · 5:04 PM
Wed Nov 4
Green flag
Overcast
64°18°41°5°
39%
5 mph8 km/h S
82°28°
802 ft244 m
6:51 AM · 5:03 PM
Thu Nov 5
Green flag
Overcast
67°20°40°4°
43%
3 mph4 km/h SSW
87°30°
1,079 ft329 m
6:52 AM · 5:01 PM
Fri Nov 6
Green flag
Overcast
62°17°51°10°
43% 0.02 in0.6 mm
3 mph5 km/h NNE
74°24°
603 ft184 m
6:53 AM · 5:00 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 10 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
55°13°
41°5°
59%
29.90 inHg1013 hPa
460 ft140 m
1.209
39
73°23°
3 mph5 km/h N
2%
57°14°
38°4°
50%
29.91 inHg1013 hPa
546 ft166 m
1.206
35
71°22°
4 mph7 km/h NNW
3%
57°14°
39°4°
50%
29.91 inHg1013 hPa
583 ft178 m
1.204
35
69°20°
6 mph9 km/h N
3%
56°14°
38°4°
51%
29.90 inHg1013 hPa
536 ft163 m
1.206
35
62°17°
7 mph11 km/h N
4%
54°12°
39°4°
58%
29.91 inHg1013 hPa
350 ft107 m
1.212
36
54°12°
4 mph7 km/h NNE · gusts 11 mph18 km/h
6%
50°10°
37°3°
61%
29.93 inHg1014 hPa
81 ft25 m
1.222
33
50°10°
3 mph5 km/h NNE · gusts 15 mph23 km/h
7%
50°10°
37°3°
61%
29.93 inHg1013 hPa
75 ft23 m
1.222
33
50°10°
4 mph6 km/h NW · gusts 15 mph23 km/h
7%
49°10°
37°3°
63%
29.93 inHg1014 hPa
20 ft6 m
1.224
33
49°10°
1 mph2 km/h WNW · gusts 10 mph16 km/h
9%
48°9°
36°2°
62%
29.94 inHg1014 hPa
-77 ft-23 m
1.228
31
48°9°
3 mph4 km/h E
7%
49°9°
36°2°
62%
29.94 inHg1014 hPa
-39 ft-12 m
1.226
32
49°9°
1 mph1 km/h W · gusts 9 mph15 km/h
5%
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 Roseburg
Pit box, all week
Every forecast hour for the next seven days at Roseburg: 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 Roseburg, and a heads-up three days out.
OvercastTemperature 50°10°Rain chance 7%Wind 3 mph5 km/hNNETrack temperature 50°10°
Partly cloudyTemperature 47°8°Rain chance 4%Wind 1 mph2 km/hNNETrack temperature 47°8°
ClearTemperature 45°7°Rain chance 3%Wind 2 mph3 km/hENETrack temperature 45°7°
ClearTemperature 40°4°Rain chance 2%Wind 2 mph4 km/hSTrack temperature 40°4°
57°14° 39°4° 9%Green flag
54°12° 42°6° 9%Green flag