| Fri May 16 | Sat May 17 | Sun May 18 | Day 4 to 6 |
| Note: Temperature forecast is minimum temperature at ground/road surface - NOT air temperature. | |||
| Key to WeatherOnline's road forecast symbols showing the effects of the weather forecast on road conditions. | |||
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dry roads |
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damp roads |
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wet roads |
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aquaplaning |
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hard-packed snow |
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freezing rain/moisture |
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hoar frost |
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black ice |
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fog |