All countries

Wales

Gwynedd

Cynllwyd Isaf

	am
reliable prognosis

This is the website from which the forecast is printed. To learn more, please visit the website.

Weather in Cynllwyd Isaf

See on map

Weather archive at the airport ( 53 km, +15 °C )

11 °C

1 hour ago at the weather station (9 km) it was +13.3 °C, normal air pressure, high humidity (80%), gentle breeze (5 m/s) blowing from the south-west with gusts up to 14-17 m/s. Weather archive at the weather station

Tomorrow we expect +11..+16 °C°F, +52..+61 °C°F, light rain, fresh breeze. The day after tomorrow: +17..+14 °C°F, +63..+57 °C°F, without precipitation, fresh breeze.

7 days

Tomorrow

Sat

Sun

Mon

Tue

Wed

Thu

Tomorrow, Fri, September 18					Sat, September 19				Sun, September 20				Mon, September 21				Tue, September 22				Wed, September 23				Thu, September 24
Local time	01	07	13	19	01	07	13	19	01	07	13	19	01	07	13	19	01	07	13	19	01	07	13	19	01	07	13
Cloudiness, % 1/10 oktas
Precipitation, mm Precipitation, inches
Temperature, °C °F	+10 +50	+11 +52	+14 +57	+16 +61	+14 +57	+16 +61	+17 +63	+15 +59	+11 +52	+10 +50	+15 +59	+13 +55	+11 +52	+13 +55	+17 +63	+17 +63	+12 +54	+14 +57	+19 +66	+17 +63	+13 +55	+11 +52	+16 +61	+14 +57	+10 +50	+10 +50	+18 +64
Feels like, °C °F	+8 +46									+8 +46															+9 +48	+9 +48
Pressure, mmHg inches mbar hPa	733 28.86 977 977	733 28.86 977 977	733 28.86 977 977	732 28.82 976 976	732 28.82 976 976	732 28.82 976 976	734 28.9 979 979	736 28.98 981 981	738 29.06 984 984	741 29.17 988 988	745 29.33 993 993	746 29.37 995 995	747 29.41 996 996	747 29.41 996 996	748 29.45 997 997	747 29.41 996 996	747 29.41 996 996	746 29.37 995 995	746 29.37 995 995	744 29.29 992 992	744 29.29 992 992	745 29.33 993 993	746 29.37 995 995	745 29.33 993 993	743 29.25 991 991	741 29.17 988 988	740 29.13 987 987
Wind: speed , m/s km/h mph knots Bft	5 18 11 10 3	4 14 9 8 3	9 32 20 17 5	10 36 22 19 5	8 29 18 16 5	9 32 20 17 5	8 29 18 16 5	7 25 16 14 4	7 25 16 14 4	5 18 11 10 3	5 18 11 10 3	3 11 7 6 2	2 7 4 4 2	2 7 4 4 2	2 7 4 4 2	1 4 2 2 1	1 4 2 2 1	1 4 2 2 1	2 7 4 4 2	1 4 2 2 1	1 4 2 2 1	1 4 2 2 1	1 4 2 2 1	2 7 4 4 2	2 7 4 4 2	2 7 4 4 2	7 25 16 14 4
gusts, m/s km/h mph knots Bft	11 40 25 21 6	10 36 22 19 5	18 65 40 35 8	20 72 45 39 8	20 72 45 39 8	21 76 47 41 9	17 61 38 33 7	15 54 34 29 7	15 54 34 29 7	10 36 22 19 5	12 43 27 23 6	7 25 16 14 4	5 18 11 10 3	7 25 16 14 4	7 25 16 14 4	4 14 9 8 3			5 18 11 10 3	4 14 9 8 3	5 18 11 10 3		4 14 9 8 3	5 18 11 10 3	5 18 11 10 3	6 22 13 12 4	13 47 29 25 6
direction	W	W	SW	SW	SW	SW	W	W	W	W	W	W	SW	SW	W	SW	S	S	SW	SW	NW	N	N	E	SE	SE	SW
Humidity, %	95	90	81	92	100	96	79	85	90	85	69	78	93	85	87	90	100	98	86	93	94	90	67	71	82	80	76
Sun: rise set		06:53	19:23			06:55	19:21			06:57	19:18			06:59	19:16			07:00	19:14			07:02	19:11		07:04	19:09
Moon: rise set		15:52	22:06			16:39	23:05			17:13	-			17:37	00:15			17:54	01:32			18:08	02:49		18:19	04:08
phase

Show more (Humidity. Sun, Moon: rise, set, phase)

more information about weather
is available on the website rp5.am

Weather News

4 hours ago, a strong breeze ( 11 m/s 40 km/h 25 miles/hour 21 knot 6 Bft) was observed in Carmarthenshire in Pembrey (airport).

During the last 12 hours the minimum air temperature ( +10 ^oC +50 ^oF ) was observed in Powys in Lake Vyrnwy.

During the last 12 hours the maximum air temperature ( +18 ^oC +64 ^oF ) was observed in The Vale of Glamorgan in St. Athan (airport).

less

Tomorrow, Friday, September 18																									Saturday, September 19																								Sunday, September 20																								Monday, September 21									Tuesday, September 22								Wednesday, September 23								Thursday, September 24
Local time	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	04	07	10	13	16	19	22	01	04	07	10	13	16	19	22	01	04	07	10	13	16	19	22	01	04	07	10	13	Local time
Cloudiness, % 1/10 oktas																																																																																																							Cloudiness, % 1/10 oktas
Precipitation, mm Precipitation, inches																																																																																																							Precipitation, mm Precipitation, inches
Temperature, °C °F	+10 +50	+10 +50	+10 +50	+9 +48	+11 +52	+11 +52	+11 +52	+11 +52	+11 +52	+12 +54	+13 +55	+14 +57	+14 +57	+14 +57	+14 +57	+13 +55	+13 +55	+15 +59	+15 +59	+16 +61	+15 +59	+15 +59	+15 +59	+15 +59	+14 +57	+14 +57	+14 +57	+15 +59	+16 +61	+16 +61	+16 +61	+16 +61	+16 +61	+16 +61	+16 +61	+17 +63	+17 +63	+17 +63	+17 +63	+17 +63	+15 +59	+16 +61	+15 +59	+15 +59	+14 +57	+13 +55	+13 +55	+12 +54	+11 +52	+11 +52	+11 +52	+10 +50	+11 +52	+11 +52	+10 +50	+10 +50	+11 +52	+12 +54	+12 +54	+14 +57	+14 +57	+15 +59	+15 +59	+15 +59	+14 +57	+14 +57	+13 +55	+13 +55	+11 +52	+11 +52	+11 +52	+11 +52	+11 +52	+11 +52	+12 +54	+13 +55	+14 +57	+17 +63	+18 +64	+17 +63	+13 +55	+12 +54	+14 +57	+14 +57	+16 +61	+19 +66	+17 +63	+17 +63	+15 +59	+13 +55	+12 +54	+11 +52	+13 +55	+16 +61	+15 +59	+14 +57	+11 +52	+10 +50	+11 +52	+10 +50	+15 +59	+18 +64	Temperature, °C °F
Feels like, °C °F	+8 +46	+8 +46	+8 +46	+7 +45																																																+7 +45			+8 +46	+8 +46																																										+9 +48		+9 +48			Feels like, °C °F
Pressure, mmHg inches mbar hPa	733 28.86 977 977	733 28.86 977 977	733 28.86 977 977	733 28.86 977 977	733 28.86 977 977	733 28.86 977 977	733 28.86 977 977	733 28.86 977 977	733 28.86 977 977	734 28.9 979 979	734 28.9 979 979	733 28.86 977 977	733 28.86 977 977	733 28.86 977 977	733 28.86 977 977	732 28.82 976 976	732 28.82 976 976	732 28.82 976 976	731 28.78 975 975	732 28.82 976 976	732 28.82 976 976	732 28.82 976 976	732 28.82 976 976	732 28.82 976 976	732 28.82 976 976	732 28.82 976 976	732 28.82 976 976	732 28.82 976 976	732 28.82 976 976	732 28.82 976 976	732 28.82 976 976	732 28.82 976 976	732 28.82 976 976	733 28.86 977 977	733 28.86 977 977	734 28.9 979 979	734 28.9 979 979	734 28.9 979 979	734 28.9 979 979	735 28.94 980 980	735 28.94 980 980	735 28.94 980 980	735 28.94 980 980	736 28.98 981 981	736 28.98 981 981	737 29.02 983 983	737 29.02 983 983	737 29.02 983 983	738 29.06 984 984	738 29.06 984 984	738 29.06 984 984	739 29.09 985 985	739 29.09 985 985	740 29.13 987 987	740 29.13 987 987	741 29.17 988 988	742 29.21 989 989	742 29.21 989 989	743 29.25 991 991	744 29.29 992 992	744 29.29 992 992	745 29.33 993 993	745 29.33 993 993	745 29.33 993 993	745 29.33 993 993	746 29.37 995 995	746 29.37 995 995	746 29.37 995 995	747 29.41 996 996	747 29.41 996 996	747 29.41 996 996	747 29.41 996 996	747 29.41 996 996	747 29.41 996 996	747 29.41 996 996	747 29.41 996 996	748 29.45 997 997	748 29.45 997 997	748 29.45 997 997	747 29.41 996 996	747 29.41 996 996	747 29.41 996 996	746 29.37 995 995	746 29.37 995 995	746 29.37 995 995	746 29.37 995 995	745 29.33 993 993	744 29.29 992 992	744 29.29 992 992	744 29.29 992 992	744 29.29 992 992	745 29.33 993 993	746 29.37 995 995	746 29.37 995 995	745 29.33 993 993	745 29.33 993 993	744 29.29 992 992	743 29.25 991 991	742 29.21 989 989	741 29.17 988 988	741 29.17 988 988	740 29.13 987 987	Pressure, mmHg inches mbar hPa
Wind: speed , m/s km/h mph knots Bft	5 18 11 10 3	5 18 11 10 3	5 18 11 10 3	4 14 9 8 3	4 14 9 8 3	4 14 9 8 3	4 14 9 8 3	4 14 9 8 3	5 18 11 10 3	6 22 13 12 4	7 25 16 14 4	7 25 16 14 4	8 29 18 16 5	9 32 20 17 5	9 32 20 17 5	7 25 16 14 4	8 29 18 16 5	9 32 20 17 5	9 32 20 17 5	10 36 22 19 5	9 32 20 17 5	8 29 18 16 5	9 32 20 17 5	8 29 18 16 5	9 32 20 17 5	8 29 18 16 5	8 29 18 16 5	9 32 20 17 5	9 32 20 17 5	10 36 22 19 5	9 32 20 17 5	9 32 20 17 5	9 32 20 17 5	9 32 20 17 5	9 32 20 17 5	9 32 20 17 5	8 29 18 16 5	8 29 18 16 5	8 29 18 16 5	8 29 18 16 5	8 29 18 16 5	8 29 18 16 5	8 29 18 16 5	7 25 16 14 4	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	7 25 16 14 4	8 29 18 16 5	7 25 16 14 4	6 22 13 12 4	6 22 13 12 4	5 18 11 10 3	5 18 11 10 3	5 18 11 10 3	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	6 22 13 12 4	5 18 11 10 3	5 18 11 10 3	5 18 11 10 3	5 18 11 10 3	4 14 9 8 3	4 14 9 8 3	3 11 7 6 2	2 7 4 4 2	1 4 2 2 1	1 4 2 2 1	1 4 2 2 1	1 4 2 2 1	2 7 4 4 2	2 7 4 4 2	2 7 4 4 2	3 11 7 6 2	2 7 4 4 2	2 7 4 4 2	1 4 2 2 1	0	1 4 2 2 1	0 0 0 0 0	1 4 2 2 1	1 4 2 2 1	2 7 4 4 2	2 7 4 4 2	1 4 2 2 1	2 7 4 4 2	1 4 2 2 1	1 4 2 2 1	1 4 2 2 1	2 7 4 4 2	1 4 2 2 1	1 4 2 2 1	2 7 4 4 2	1 4 2 2 1	2 7 4 4 2	2 7 4 4 2	2 7 4 4 2	3 11 7 6 2	7 25 16 14 4	Wind: speed , m/s km/h mph knots Bft
gusts, m/s km/h mph knots Bft	11 40 25 21 6	11 40 25 21 6	11 40 25 21 6	10 36 22 19 5	10 36 22 19 5	10 36 22 19 5	10 36 22 19 5	10 36 22 19 5	10 36 22 19 5	11 40 25 21 6	13 47 29 25 6	14 50 31 27 7	16 58 36 31 7	18 65 40 35 8	19 68 43 37 8	18 65 40 35 8	18 65 40 35 8	20 72 45 39 8	21 76 47 41 9	20 72 45 39 8	20 72 45 39 8	19 68 43 37 8	18 65 40 35 8	19 68 43 37 8	19 68 43 37 8	20 72 45 39 8	19 68 43 37 8	21 76 47 41 9	21 76 47 41 9	21 76 47 41 9	21 76 47 41 9	21 76 47 41 9	20 72 45 39 8	19 68 43 37 8	19 68 43 37 8	18 65 40 35 8	18 65 40 35 8	17 61 38 33 7	17 61 38 33 7	17 61 38 33 7	16 58 36 31 7	16 58 36 31 7	16 58 36 31 7	15 54 34 29 7	13 47 29 25 6	12 43 27 23 6	12 43 27 23 6	12 43 27 23 6	12 43 27 23 6	15 54 34 29 7	15 54 34 29 7	15 54 34 29 7	13 47 29 25 6	12 43 27 23 6	11 40 25 21 6	10 36 22 19 5	10 36 22 19 5	11 40 25 21 6	12 43 27 23 6	12 43 27 23 6	12 43 27 23 6	12 43 27 23 6	11 40 25 21 6	10 36 22 19 5	10 36 22 19 5	9 32 20 17 5	9 32 20 17 5	7 25 16 14 4	6 22 13 12 4	5 18 11 10 3	4 14 9 8 3	5 18 11 10 3	5 18 11 10 3	5 18 11 10 3	6 22 13 12 4	7 25 16 14 4	7 25 16 14 4	7 25 16 14 4	5 18 11 10 3	4 14 9 8 3			3 11 7 6 2		4 14 9 8 3	5 18 11 10 3	5 18 11 10 3	4 14 9 8 3	7 25 16 14 4	5 18 11 10 3	4 14 9 8 3			4 14 9 8 3		5 18 11 10 3	5 18 11 10 3	5 18 11 10 3	6 22 13 12 4	6 22 13 12 4	8 29 18 16 5	13 47 29 25 6	gusts, m/s km/h mph knots Bft
direction	W	W	W	W	W	W	W	W	W	W	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	W	SW	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	W	SW	SW	SW	SW	SW	SW	W	W	W	SW	calm	S	S	S	S	SW	SW	SW	W	NW	NW	N	N	N	E	E	SE	SE	SE	SE	S	SW	direction
Humidity, %	90	95	93	96	95	96	92	90	91	89	88	85	82	81	90	90	94	95	96	92	94	96	93	96	99	100	100	100	100	100	98	96	93	93	93	88	82	79	76	74	80	81	84	85	91	92	85	89	91	90	88	92	92	88	84	85	85	83	82	76	71	69	71	69	72	72	75	78	85	91	89	90	93	93	93	85	88	87	86	90	98	100	100	98	97	86	91	93	94	94	96	90	82	67	66	71	82	82	84	80	80	76	Humidity, %
Sun: rise set											06:53		19:23																						06:55		19:21																						06:57		19:18													06:59		19:16							07:00		19:14						07:02		19:11					07:04		19:09		Sun: rise set
Moon: rise set											15:52		22:06																						16:39		23:05																						17:13		-													17:37		00:15							17:54		01:32						18:08		02:49					18:19		04:08		Moon: rise set
phase																																																																																																							phase