Issued 1645 Saturday, 05 July 2008
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Cyhoeddwyd 1645 Dydd Sadwrn, 05 Gorffennaf 2008
 Sunrise / Codiad Haul : 0459 , Sunset / Machlud Haul : 2143
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Hazards / Peryglon
Hill fog. Thunder. Heavy rain. |
Forecast for daylight hours for Sunday / Rhagolwg ar gyfer oriau'r dydd Dydd Sul
| General situation / Sefyllfa cyffredinol A depression across the Irish Sea will drift slowly eastwards maintaining unsettled weather conditions across the UK for the next few days. | ||
| Weather / Tywydd Broken or well broken cloud with showers, some heavy with hail and thunder.. | ||
| Visibility / Gwelededd Moderate or good, but poor in cloud. | ||
| Cloud base / Gwaelod y cymylau Broken or well broken 450 to 900m with patches down to 300m in any heavier bursts. | ||
| Wind / Gwynt | Temperature / Thymheredd | |
| 300m | Southeast 15mph veering west or southwest 5 to 10mph, perhaps stronger near showers. | 12 to 14C. |
| 500m | Southeast 15mph veering west or southwest 5 to 10mph, perhaps stronger near showers. | 10 to 14C. |
| 900m | Southeast 15mph veering southwest 5 to 10mph, perhaps stronger near showers. | 8 to 11C. |
| Freezing level / Lefel rhewi Well above the summits. | ||
Forecast for daylight hours for Monday / Rhagolwg ar gyfer oriau'r dydd Dydd Llun
| Weather / Tywydd Broken or well broken cloud with showers, some heavy and perhaps thundery. |
| Visibility and cloud base / Gwelededd a gwaelod y cymylau Good, but poor in cloud / Broken or well broken 450 to 900m with patches down to 300m in any heavier bursts. |
| Wind, temperature and freezing level / Gwynt, thymheredd a lefel rhewi Variable or nothwesterly 10 to 15mph with stronger gusts near showers / 10C / Well above the summits. |
Outlook for Tuesday / Rhagolygon ar gyfer Dydd Mawrth
Broken or well broken cloud with occasional showers. Breezy across the summits. Freezing level well above the summits.
Outlook for Wednesday / Rhagolygon ar gyfer Dydd Mercher
Widespread hill fog with outbreaks of rain, heavy at times. Windy with gales across the summits.
Outlook for Thursday / Rhagolygon ar gyfer Dydd Iau
Broken or well broken cloud with showers, some heavy and thundery. Breezy across the summits. Freezing level well above the summits.
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