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0F | 0C
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Rhagolygon Tywydd Bob Awr ar gyfer Preston

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43%

Siawns o Law

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5oC

Pwynt Gwlith

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63%

Lleithder

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106

Ozone

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0 mm

Gwlybaniaeth

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100800 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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52%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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30%

Siawns o Law

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6oC

Pwynt Gwlith

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63%

Lleithder

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99

Ozone

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0 mm

Gwlybaniaeth

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100800 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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56%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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26%

Siawns o Law

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7oC

Pwynt Gwlith

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63%

Lleithder

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91

Ozone

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0 mm

Gwlybaniaeth

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100800 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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64%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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22%

Siawns o Law

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7oC

Pwynt Gwlith

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64%

Lleithder

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102

Ozone

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0 mm

Gwlybaniaeth

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100800 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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75%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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13%

Siawns o Law

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7oC

Pwynt Gwlith

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67%

Lleithder

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106

Ozone

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0 mm

Gwlybaniaeth

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100700 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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86%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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4%

Siawns o Law

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8oC

Pwynt Gwlith

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73%

Lleithder

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105

Ozone

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0 mm

Gwlybaniaeth

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100700 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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88%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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0%

Siawns o Law

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8oC

Pwynt Gwlith

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80%

Lleithder

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102

Ozone

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0 mm

Gwlybaniaeth

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100700 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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96%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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0%

Siawns o Law

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6oC

Pwynt Gwlith

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82%

Lleithder

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108

Ozone

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0 mm

Gwlybaniaeth

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100700 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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93%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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0%

Siawns o Law

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7oC

Pwynt Gwlith

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85%

Lleithder

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97

Ozone

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0 mm

Gwlybaniaeth

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100700 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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93%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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0%

Siawns o Law

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7oC

Pwynt Gwlith

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88%

Lleithder

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92

Ozone

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0 mm

Gwlybaniaeth

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100700 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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95%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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20%

Siawns o Law

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8oC

Pwynt Gwlith

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91%

Lleithder

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103

Ozone

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0.1 mm

Gwlybaniaeth

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100600 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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96%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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1%

Siawns o Law

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8oC

Pwynt Gwlith

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91%

Lleithder

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102

Ozone

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0 mm

Gwlybaniaeth

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100600 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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97%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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100%

Siawns o Law

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8oC

Pwynt Gwlith

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94%

Lleithder

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107

Ozone

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0.5 mm

Gwlybaniaeth

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100500 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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100%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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100%

Siawns o Law

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8oC

Pwynt Gwlith

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95%

Lleithder

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94

Ozone

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1.28 mm

Gwlybaniaeth

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100400 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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100%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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100%

Siawns o Law

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8oC

Pwynt Gwlith

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95%

Lleithder

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93

Ozone

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2.61 mm

Gwlybaniaeth

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100300 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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100%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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100%

Siawns o Law

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9oC

Pwynt Gwlith

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94%

Lleithder

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106

Ozone

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0.58 mm

Gwlybaniaeth

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100200 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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100%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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100%

Siawns o Law

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9oC

Pwynt Gwlith

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95%

Lleithder

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97

Ozone

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0.51 mm

Gwlybaniaeth

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100200 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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100%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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100%

Siawns o Law

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9oC

Pwynt Gwlith

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95%

Lleithder

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97

Ozone

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0.13 mm

Gwlybaniaeth

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100100 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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100%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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100%

Siawns o Law

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10oC

Pwynt Gwlith

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95%

Lleithder

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109

Ozone

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0.36 mm

Gwlybaniaeth

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100100 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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100%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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80%

Siawns o Law

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10oC

Pwynt Gwlith

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95%

Lleithder

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103

Ozone

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0 mm

Gwlybaniaeth

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100200 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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100%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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74%

Siawns o Law

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11oC

Pwynt Gwlith

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87%

Lleithder

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105

Ozone

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0 mm

Gwlybaniaeth

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100200 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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100%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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96%

Siawns o Law

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11oC

Pwynt Gwlith

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82%

Lleithder

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93

Ozone

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0.13 mm

Gwlybaniaeth

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100100 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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100%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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100%

Siawns o Law

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11oC

Pwynt Gwlith

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79%

Lleithder

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95

Ozone

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0.76 mm

Gwlybaniaeth

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100100 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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97%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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100%

Siawns o Law

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11oC

Pwynt Gwlith

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88%

Lleithder

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109

Ozone

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1.93 mm

Gwlybaniaeth

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100100 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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98%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

01:00 PM
02:00 PM
03:00 PM
04:00 PM
05:00 PM
06:00 PM
07:00 PM
08:00 PM
09:00 PM
10:00 PM
scattered clouds
broken clouds
broken clouds
broken clouds
broken clouds
overcast clouds
overcast clouds
overcast clouds
overcast clouds
overcast clouds
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Tymheredd
Siawns o Law
Gwlybaniaeth

18/05/2026

12o
cloudy
Cymylau gwasgaredig
7oC / 14oC | teimlo fel 11oC
80% glaw | 0 mm
Lleithder 62%
Gweledigaeth 6.21 miles
Cyflymder y Gwynt 5.08 mph
Mynegai UV 4.37
Codiad Haul / Machlud Haul 05:04 AM / 09:10 PM
  • 01:00 PM
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    4.37
  • 02:00 PM
    weather365.com
    4.32
  • 03:00 PM
    weather365.com
    3.72
  • 04:00 PM
    weather365.com
    3.19
  • 05:00 PM
    weather365.com
    2.16
  • 06:00 PM
    weather365.com
    1.12
  • 07:00 PM
    weather365.com
    0.49
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