Prophetstown, Sunday, 9 August, 08:36
Clear. Feels like 74°. High 90°, low 65°.
Two-week outlook for Prophetstown, IL: week one averages a high of 82.4° and week two 77.9°, so week two runs 4.4° cooler than week one. Around 2.2 inches of precipitation are expected over the 14 days, across 6 wet days. The nearest weekend, August 9: 90°, with precipitation.
| Week | High | Low | Precipitation | Vs normal |
|---|---|---|---|---|
| 1st (August 9 – August 15) | 82.4° | 65° | 1.7 in / 4 d | — |
| 2nd (August 16 – August 22) | 77.9° | 62.2° | 0.5 in / 2 d | — |
Prophetstown, Monday, 10 August
Light rain. High 92°, low 73°.
Prophetstown, Tuesday, 11 August
Light rain. High 91°, low 67°.
Prophetstown, Wednesday, 12 August
Light rain. High 83°, low 66°.
Prophetstown, Thursday, 13 August
Heavy rain. High 72°, low 64°.
Prophetstown, Friday, 14 August
Light rain. High 74°, low 60°.
Prophetstown, Saturday, 15 August
Light rain. High 75°, low 61°.
Prophetstown, Sunday, 16 August
Rain. High 74°, low 66°.
Prophetstown, Monday, 17 August
Overcast. High 73°, low 59°.
Prophetstown, Tuesday, 18 August
Overcast. High 81°, low 60°.
Prophetstown, Wednesday, 19 August
Light rain. High 75°, low 65°.
Prophetstown, Thursday, 20 August
Light rain. High 79°, low 60°.
Prophetstown, Friday, 21 August
Rain. High 83°, low 61°.
Prophetstown, Saturday, 22 August
Light rain. High 80°, low 64°.
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 Prophetstown, 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.