NowOvercastTemperature 62°17°Rain chance 3%Wind 7 mph10 km/hETrack temperature 62°17°
OvercastTemperature 61°16°Rain chance 3%Wind 8 mph13 km/hETrack temperature 61°16°
OvercastTemperature 61°16°Rain chance 2%Wind 9 mph14 km/hETrack temperature 61°16°
OvercastTemperature 60°16°Rain chance 2%Wind 9 mph14 km/hESETrack temperature 60°16°
OvercastTemperature 60°16°Rain chance 3%Wind 9 mph15 km/hESETrack temperature 60°16°
OvercastTemperature 59°15°Rain chance 3%Wind 9 mph15 km/hESETrack temperature 59°15°
OvercastTemperature 57°14°Rain chance 6%Wind 6 mph9 km/hETrack temperature 57°14°
OvercastTemperature 56°13°Rain chance 10%Wind 5 mph9 km/hESETrack temperature 56°13°
OvercastTemperature 55°13°Rain chance 10%Wind 5 mph8 km/hETrack temperature 55°13°
OvercastTemperature 54°12°Rain chance 10%Wind 3 mph5 km/hETrack temperature 54°12°
OvercastTemperature 53°12°Rain chance 11%Wind 4 mph6 km/hNETrack temperature 53°12°
OvercastTemperature 53°12°Rain chance 8%Wind 5 mph9 km/hETrack temperature 53°12°
OvercastTemperature 55°13°Rain chance 9%Wind 6 mph9 km/hETrack temperature 55°13°
OvercastTemperature 55°13°Rain chance 8%Wind 3 mph5 km/hESETrack temperature 55°13°
OvercastTemperature 55°13°Rain chance 7%Wind 3 mph5 km/hESETrack temperature 56°13°
OvercastTemperature 60°16°Rain chance 9%Wind 3 mph5 km/hENETrack temperature 61°16°
OvercastTemperature 65°18°Rain chance 10%Wind 8 mph13 km/hSSWTrack temperature 76°25°
OvercastTemperature 69°21°Rain chance 10%Wind 7 mph11 km/hNNETrack temperature 85°30°
OvercastTemperature 71°22°Rain chance 9%Wind 7 mph11 km/hENETrack temperature 77°25°
OvercastTemperature 71°22°Rain chance 9%Wind 7 mph11 km/hSETrack temperature 79°26°
OvercastTemperature 70°21°Rain chance 10%Wind 9 mph14 km/hESETrack temperature 80°27°
OvercastTemperature 71°22°Rain chance 11%Wind 8 mph13 km/hESETrack temperature 81°27°
OvercastTemperature 71°22°Rain chance 11%Wind 7 mph11 km/hSETrack temperature 76°25°
OvercastTemperature 70°21°Rain chance 14%Wind 6 mph10 km/hESETrack temperature 72°22°
Hours in your time zone (the track's when they match). Track temperature is an estimate.
Pit box
The racer numbers
Density altitude888ft271mField elevation 814 ft
Air density1.194kg/m³97.4% of standard (RAD)
Water grains35grgrains per lb of dry air
Track temp (est.)62°F17°CDirt in no sun
Dew point39°F4°C42% humidity
Barometer30.28inHg1026hPaSteady 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 3168°20°53°12° 4%Green flag
TomorrowNov 171°22°53°12° 20%Green flag
MonNov 259°15°54°12° 30%Green flag
TueNov 376°25°54°12° 4%Yellow flag
WedNov 465°18°61°16° 68%Red flag
ThuNov 570°21°58°15° 53%Red flag
FriNov 659°15°53°12° 24%Yellow flagpartial
Day
Flag
Sky
High / low
Rain
Gusts
Track temp
Density alt.
Sunrise · sunset
Today Oct 31
Green flag
Overcast
68°20°53°12°
4%
24 mph39 km/h E
78°26°
1,240 ft378 m
8:03 AM · 6:41 PM
Tomorrow Nov 1
Green flag
Overcast
71°22°53°12°
20%
16 mph26 km/h ESE
85°30°
1,419 ft433 m
7:04 AM · 5:39 PM
Mon Nov 2
Green flag
Overcast
59°15°54°12°
30% 0.02 in0.4 mm
21 mph35 km/h SSE
63°17°
786 ft240 m
7:06 AM · 5:38 PM
Tue Nov 3
Yellow flaggusty wind
Overcast
76°25°54°12°
4%
29 mph46 km/h S
91°33°
2,151 ft656 m
7:07 AM · 5:37 PM
Wed Nov 4
Red flagrain, gusty wind
Heavy drizzle
65°18°61°16°
68% 1.36 in34.5 mm
31 mph49 km/h SSE
63°17°
1,550 ft472 m
7:08 AM · 5:36 PM
Thu Nov 5
Red flagrain
Heavy drizzle
70°21°58°15°
53% 1.76 in44.6 mm
10 mph17 km/h S
82°28°
1,975 ft602 m
7:09 AM · 5:35 PM
Fri Nov 6
Yellow flaggusty wind
Light drizzle
59°15°53°12°
24% 0.08 in2.1 mm
30 mph48 km/h SW
60°16°
1,116 ft340 m
7:10 AM · 5:34 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 5 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
62°17°
39°4°
42%
30.28 inHg1026 hPa
888 ft271 m
1.194
35
62°17°
7 mph10 km/h E
3%
61°16°
40°4°
46%
30.31 inHg1026 hPa
787 ft240 m
1.197
37
61°16°
8 mph13 km/h E · gusts 15 mph24 km/h
3%
61°16°
40°4°
46%
30.34 inHg1027 hPa
756 ft230 m
1.198
37
61°16°
9 mph14 km/h E
2%
60°16°
39°4°
46%
30.34 inHg1027 hPa
703 ft214 m
1.200
36
60°16°
9 mph14 km/h ESE
2%
60°16°
39°4°
46%
30.35 inHg1028 hPa
677 ft206 m
1.201
36
60°16°
9 mph15 km/h ESE
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.
Raceway Weather Pro
Plan the whole week at Florence
Pit box, all week
Every forecast hour for the next seven days at Florence: 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 Florence, and a heads-up three days out.
OvercastTemperature 55°13°Rain chance 7%Wind 3 mph5 km/hESETrack temperature 56°13°
65°18° 61°16° 68%Red flag