Rock Creek, Sunday, 9 August, 16:09
Clear. Feels like 104°. High 92°, low 72°.
Two-week outlook for Rock Creek, IL: week one averages a high of 98° and week two 96.5°, so week two runs 1.5° cooler than week one. Around 1.9 inches of precipitation are expected over the 14 days, across 4 wet days. The nearest weekend, August 9: 92°, dry.
| Week | High | Low | Precipitation | Vs normal |
|---|---|---|---|---|
| 1st (August 9 – August 15) | 98° | 74.1° | 1.7 in / 2 d | — |
| 2nd (August 16 – August 22) | 96.5° | 70.7° | 0.2 in / 2 d | — |
Rock Creek, Monday, 10 August
Overcast. High 99°, low 76°.
Rock Creek, Tuesday, 11 August
Partly cloudy. High 103°, low 80°.
Rock Creek, Wednesday, 12 August
Heavy rain. High 99°, low 72°.
Rock Creek, Thursday, 13 August
Light rain. High 87°, low 70°.
Rock Creek, Friday, 14 August
Overcast. High 102°, low 73°.
Rock Creek, Saturday, 15 August
Light rain. High 104°, low 76°.
Rock Creek, Sunday, 16 August
Overcast. High 88°, low 72°.
Rock Creek, Monday, 17 August
Light rain. High 100°, low 68°.
Rock Creek, Tuesday, 18 August
Overcast. High 101°, low 77°.
Rock Creek, Wednesday, 19 August
Light rain. High 99°, low 75°.
Rock Creek, Thursday, 20 August
Light rain. High 102°, low 71°.
Rock Creek, Friday, 21 August
Light rain. High 94°, low 69°.
Rock Creek, Saturday, 22 August
Clear. High 91°, low 62°.
Week one is solid for planning — accuracy is high. Week two shows the trend: go by the averages and the comparison with normal, and check the details closer to the date.
It is the gap between the forecast and the climate normal for those same dates in Rock Creek, IL, computed over 60 years. A positive value means the week runs warmer than usual.
Saturday and Sunday plans are what people check most, so we give them their own cards with temperature and precipitation.