Observed at: Region of Waterloo Int'l Airport 2:00 AM EDT Thursday 20 June 2013
Issued: 3:30 PM EDT Wednesday 19 June 2013
| Clear. Low 7. |
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| Sunny. High 24. UV index 9 or very high. |
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| Clear. Low 12. |
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| A mix of sun and cloud. High 27. |
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| A mix of sun and cloud with 60 percent chance of showers or thunderstorms. Low 17. High 27. |
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| A mix of sun and cloud with 60 percent chance of showers or thunderstorms. Low 17. High 25. |
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| A mix of sun and cloud with 40 percent chance of showers. Low 17. High 25. |
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| A mix of sun and cloud with 30 percent chance of showers. Low 18. High 28. |
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