| Point Forecast: Grundy Center IA 42.36N 92.76W |
Last Update: 6:40 pm CDT Jul 13, 2025 |
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| Date | 07/13 | 07/14 | ||||||||||||||||||||||
| Hour (CDT) | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
| Temperature (°F) | 70 | 68 | 67 | 66 | 64 | 63 | 63 | 63 | 62 | 63 | 68 | 72 | 78 | 81 | 84 | 85 | 86 | 86 | 87 | 87 | 86 | 85 | 82 | 78 |
| Dewpoint (°F) | 63 | 62 | 61 | 61 | 61 | 61 | 60 | 60 | 60 | 61 | 63 | 65 | 67 | 67 | 68 | 68 | 69 | 69 | 70 | 70 | 70 | 70 | 70 | 69 |
| Heat Index (°F) | 78 | 83 | 87 | 88 | 90 | 90 | 92 | 92 | 91 | 90 | 86 | 78 | ||||||||||||
| Surface Wind (mph) | 3 | 5 | 3 | 3 | 5 | 6 | 6 | 5 | 5 | 6 | 6 | 6 | 6 | 7 | 7 | 8 | 8 | 8 | 8 | 7 | 6 | 6 | 6 | 6 |
| Wind Dir | SSW | SSW | S | SSW | SSW | SSW | SSW | SW | SW | SW | SW | SW | SW | SW | SW | SSW | SSW | SSW | SSW | SSW | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 0 | 0 | 6 | 6 | 6 | 7 | 6 | 7 | 6 | 3 | 4 | 6 | 2 | 2 | 4 | 4 | 4 | 5 | 5 | 4 | 3 | 2 | 4 | 0 |
| Precipitation Potential (%) | 0 | 0 | 1 | 1 | 2 | 2 | 2 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 |
| Relative Humidity (%) | 78 | 81 | 81 | 85 | 89 | 93 | 90 | 90 | 93 | 93 | 84 | 79 | 69 | 63 | 59 | 57 | 57 | 57 | 57 | 57 | 59 | 61 | 67 | 74 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/15 | |||||||||||||||||||||||
| Hour (CDT) | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
| Temperature (°F) | 75 | 73 | 71 | 70 | 69 | 69 | 68 | 67 | 67 | 66 | 70 | 74 | 78 | 80 | 82 | 84 | 85 | 85 | 86 | 86 | 85 | 85 | 81 | 78 |
| Dewpoint (°F) | 69 | 68 | 67 | 66 | 66 | 65 | 65 | 65 | 65 | 65 | 66 | 68 | 70 | 70 | 70 | 69 | 69 | 70 | 70 | 70 | 71 | 71 | 70 | 70 |
| Heat Index (°F) | 75 | 78 | 83 | 86 | 88 | 89 | 90 | 91 | 91 | 90 | 90 | 85 | 78 | |||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 8 | 8 | 9 | 10 | 10 | 10 | 10 | 10 | 9 | 8 | 8 | 7 | 6 | 6 |
| Wind Dir | SSE | SSE | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | SSE | SSE | SSE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 1 | 0 | 2 | 3 | 3 | 3 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 9 | 10 | 10 | 10 | 9 | 9 | 11 | 12 | 14 | 15 | 15 |
| Precipitation Potential (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 |
| Relative Humidity (%) | 82 | 84 | 87 | 87 | 90 | 87 | 90 | 93 | 93 | 97 | 87 | 82 | 76 | 72 | 67 | 61 | 59 | 61 | 59 | 59 | 63 | 63 | 69 | 76 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
