- Track temp
- 54°F12°C
- Rain chance
- 9%
- Wind
- 5mph7km/hSE
- Density alt.
- 572ft174m
- Barometer 30.29 inHg1026 hPa steady
- Humidity 85%
Forecast updated · Open-Meteo
Hour by hour
OvercastTemperature 54°12°Rain chance 9%Wind 5 mph7 km/hSETrack temperature 54°12°OvercastTemperature 52°11°Rain chance 4%Wind 6 mph9 km/hSETrack temperature 52°11°OvercastTemperature 51°11°Rain chance 3%Wind 6 mph10 km/hSETrack temperature 51°11°OvercastTemperature 51°10°Rain chance 3%Wind 7 mph11 km/hSETrack temperature 51°10°OvercastTemperature 49°10°Rain chance 3%Wind 6 mph10 km/hSSETrack temperature 49°10°OvercastTemperature 49°9°Rain chance 3%Wind 6 mph10 km/hSTrack temperature 49°9°OvercastTemperature 49°9°Rain chance 3%Wind 6 mph9 km/hSTrack temperature 49°9°OvercastTemperature 48°9°Rain chance 3%Wind 4 mph6 km/hSSWTrack temperature 48°9°OvercastTemperature 48°9°Rain chance 3%Wind 3 mph5 km/hNTrack temperature 48°9°OvercastTemperature 47°9°Rain chance 3%Wind 2 mph3 km/hSETrack temperature 47°9°OvercastTemperature 47°8°Rain chance 3%Wind 3 mph5 km/hETrack temperature 47°8°OvercastTemperature 46°8°Rain chance 4%Wind 4 mph6 km/hESETrack temperature 46°8°OvercastTemperature 46°8°Rain chance 4%Wind 4 mph6 km/hENETrack temperature 46°8°OvercastTemperature 46°8°Rain chance 4%Wind 3 mph6 km/hESETrack temperature 46°8°
OvercastTemperature 46°8°Rain chance 7%Wind 3 mph5 km/hSSETrack temperature 46°8°OvercastTemperature 49°10°Rain chance 9%Wind 3 mph5 km/hSSETrack temperature 53°12°OvercastTemperature 54°12°Rain chance 10%Wind 4 mph7 km/hSSETrack temperature 63°17°OvercastTemperature 59°15°Rain chance 9%Wind 5 mph7 km/hSSWTrack temperature 70°21°OvercastTemperature 59°15°Rain chance 8%Wind 7 mph11 km/hSTrack temperature 65°18°OvercastTemperature 61°16°Rain chance 5%Wind 6 mph10 km/hSSETrack temperature 70°21°OvercastTemperature 59°15°Rain chance 5%Wind 4 mph7 km/hESETrack temperature 61°16°OvercastTemperature 59°15°Rain chance 6%Wind 5 mph8 km/hSSETrack temperature 62°17°OvercastTemperature 59°15°Rain chance 8%Wind 4 mph6 km/hSSETrack temperature 61°16°OvercastTemperature 59°15°Rain chance 7%Wind 4 mph6 km/hSETrack temperature 60°16°Hours in your time zone (the track's when they match). Track temperature is an estimate.
The racer numbers
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.
Day by day
- TodayOct 3158°14° 49°9° 20%Green flag
- TomorrowNov 161°16° 46°8° 10%Green flag
- MonNov 2
60°16° 52°11° 78%Yellow flag - TueNov 366°19° 60°16° 84%Red flag
- WedNov 457°14° 46°8° 74%Yellow flag
- ThuNov 5
53°12° 45°7° 26%Red flag - FriNov 649°9° 44°7° 22%Red flagpartial
| Day | Flag | Sky | High / low | Rain | Gusts | Track temp | Density alt. | Sunrise · sunset |
|---|---|---|---|---|---|---|---|---|
| Today Oct 31 | Green flag | Overcast | 58°14° 49°9° | 20% | 17 mph27 km/h SE | 65°18° | 765 ft233 m | 7:29 AM · 5:51 PM |
| Tomorrow Nov 1 | Green flag | Overcast | 61°16° 46°8° | 10% | 20 mph32 km/h SSE | 70°21° | 1,001 ft305 m | 6:30 AM · 4:50 PM |
| Mon Nov 2 | Yellow flaggusty wind | Light drizzle | 60°16° 52°11° | 78% 0.08 in2.1 mm | 37 mph59 km/h SSE | 60°15° | 1,472 ft449 m | 6:31 AM · 4:49 PM |
| Tue Nov 3 | Red flagrain, gusty wind | Heavy drizzle | 66°19° 60°16° | 84% 0.24 in6 mm | 47 mph75 km/h S | 73°23° | 2,136 ft651 m | 6:33 AM · 4:47 PM |
| Wed Nov 4 | Yellow flaggusty wind | Overcast | 57°14° 46°8° | 74% | 32 mph51 km/h N | 61°16° | 1,125 ft343 m | 6:34 AM · 4:46 PM |
| Thu Nov 5 | Red flagrain | Light rain | 53°12° 45°7° | 26% 0.63 in16 mm | 18 mph28 km/h NNE | 57°14° | 813 ft248 m | 6:35 AM · 4:45 PM |
| Fri Nov 6 | Red flagrain | Heavy drizzle | 49°9° 44°7° | 22% 0.86 in21.9 mm | 18 mph29 km/h N | 45°7° | 359 ft109 m | 6:37 AM · 4:44 PM |
Flags judge the racing hours, 9 am to 10 pm at the track. Days marked partial are at the edge of the forecast.
Every hour, every number
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 54°12° | 50°10° | 85% | 30.29 inHg1026 hPa | 572 ft174 m | 1.205 | 54 | 54°12° | 5 mph7 km/h SE | 9% | |
| 52°11° | 49°9° | 89% | 30.29 inHg1026 hPa | 443 ft135 m | 1.209 | 52 | 52°11° | 6 mph9 km/h SE | 4% | |
| 51°11° | 49°9° | 91% | 30.30 inHg1026 hPa | 376 ft115 m | 1.212 | 52 | 51°11° | 6 mph10 km/h SE · gusts 14 mph23 km/h | 3% | |
| 51°10° | 48°9° | 91% | 30.33 inHg1027 hPa | 300 ft91 m | 1.214 | 51 | 51°10° | 7 mph11 km/h SE · gusts 15 mph24 km/h | 3% | |
| 49°10° | 47°8° | 91% | 30.33 inHg1027 hPa | 222 ft68 m | 1.217 | 49 | 49°10° | 6 mph10 km/h SSE · gusts 15 mph23 km/h | 3% | |
| 49°9° | 46°8° | 90% | 30.32 inHg1027 hPa | 199 ft61 m | 1.218 | 47 | 49°9° | 6 mph10 km/h S · gusts 14 mph23 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.
Plan the whole week at Angell Park
Pit box, all week
Every forecast hour for the next seven days at Angell Park: 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 Angell Park, and a heads-up three days out.
Getting to Angell Park
Sun Prairie, Wisconsin
No street address published; directions go to the track itself.
We have not checked parking and camping here yet. The track’s own site has them: official site.
Facts
- Location
- Sun Prairie, Wisconsin
- Layout
- 1/3-mile dirt oval
- Length
- 0.333 mi (0.54 km)
- Surface
- Dirt
- Opened
- 1936
- Series
- Badger Midgets, IRA Sprint Cars, USAC Midgets, USAC Sprints, POWRi Micros, World of Outlaws Sprint Cars
- Signature events
- Firemen's Nationals
- Time zone
- America/Chicago
- Elevation
- 935 ft (285 m)