Point Forecast: Mercer Island WA  47.58N 122.25W (Elev. 105 ft)	Last Update: 3:40 am PDT May 5, 2024

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Weather Elements Weather/Precipitation Fire Weather Temperature (°F) Dewpoint (°F) Heat Index (°F) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Fog Mixing Height  x100ftx100m Haines Index Lightning Activity Level Trans. Wind  ktmphkm/hm/s

48-Hour Period Starting: 6am Sun, May 5 20247am Sun, May 5 20248am Sun, May 5 20249am Sun, May 5 202410am Sun, May 5 202411am Sun, May 5 202412pm Sun, May 5 20241pm Sun, May 5 20242pm Sun, May 5 20243pm Sun, May 5 20244pm Sun, May 5 20245pm Sun, May 5 20246pm Sun, May 5 20247pm Sun, May 5 20248pm Sun, May 5 20249pm Sun, May 5 202410pm Sun, May 5 202411pm Sun, May 5 202412am Mon, May 6 20241am Mon, May 6 20242am Mon, May 6 20243am Mon, May 6 20244am Mon, May 6 20245am Mon, May 6 20246am Mon, May 6 20247am Mon, May 6 20248am Mon, May 6 20249am Mon, May 6 202410am Mon, May 6 202411am Mon, May 6 202412pm Mon, May 6 20241pm Mon, May 6 20242pm Mon, May 6 20243pm Mon, May 6 20244pm Mon, May 6 20245pm Mon, May 6 20246pm Mon, May 6 20247pm Mon, May 6 20248pm Mon, May 6 20249pm Mon, May 6 202410pm Mon, May 6 202411pm Mon, May 6 202412am Tue, May 7 20241am Tue, May 7 20242am Tue, May 7 20243am Tue, May 7 20244am Tue, May 7 20245am Tue, May 7 20246am Tue, May 7 20247am Tue, May 7 20248am Tue, May 7 20249am Tue, May 7 202410am Tue, May 7 202411am Tue, May 7 202412pm Tue, May 7 20241pm Tue, May 7 20242pm Tue, May 7 20243pm Tue, May 7 20244pm Tue, May 7 20245pm Tue, May 7 20246pm Tue, May 7 20247pm Tue, May 7 20248pm Tue, May 7 20249pm Tue, May 7 202410pm Tue, May 7 202411pm Tue, May 7 202412am Wed, May 8 20241am Wed, May 8 20242am Wed, May 8 20243am Wed, May 8 20244am Wed, May 8 20245am Wed, May 8 20246am Wed, May 8 20247am Wed, May 8 20248am Wed, May 8 20249am Wed, May 8 202410am Wed, May 8 202411am Wed, May 8 202412pm Wed, May 8 20241pm Wed, May 8 20242pm Wed, May 8 20243pm Wed, May 8 20244pm Wed, May 8 20245pm Wed, May 8 20246pm Wed, May 8 20247pm Wed, May 8 20248pm Wed, May 8 20249pm Wed, May 8 202410pm Wed, May 8 202411pm Wed, May 8 202412am Thu, May 9 20241am Thu, May 9 20242am Thu, May 9 20243am Thu, May 9 20244am Thu, May 9 20245am Thu, May 9 20246am Thu, May 9 20247am Thu, May 9 20248am Thu, May 9 20249am Thu, May 9 202410am Thu, May 9 202411am Thu, May 9 202412pm Thu, May 9 20241pm Thu, May 9 20242pm Thu, May 9 20243pm Thu, May 9 20244pm Thu, May 9 20245pm Thu, May 9 2024

Date	05/05																		05/06
Hour (PDT)	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05
Temperature (°F)	50	51	51	51	51	51	52	53	53	54	53	53	53	52	52	51	51	50	50	50	50	50	50	50
Dewpoint (°F)	47	49	49	49	50	49	50	51	50	51	49	49	48	47	46	45	45	45	45	46	46	46	46	46
Heat Index (°F)
Surface Wind (mph)	11	11	13	13	13	14	14	14	17	17	17	20	20	20	16	16	16	15	15	15	16	16	16	16
Wind Dir	S	S	S	S	S	S	S	S	SSW	SSW	SSW	SW	SW	SW	SSW	SSW	SSW	S	S	S	SSW	SSW	SSW	SSW
Gust									23	23	23	25	25	25	21	21	21	20	20	20	21	21	21	21
Sky Cover (%)	95	97	93	94	91	92	92	92	91	93	92	97	92	89	73	67	69	60	70	73	81	69	67	87
Precipitation Potential (%)	38	37	32	29	29	38	45	53	61	67	84	83	73	66	54	46	39	40	52	59	67	53	50	80
Relative Humidity (%)	91	92	93	94	95	94	93	93	90	89	85	85	83	82	81	81	81	82	84	85	85	86	87	87
Rain	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Lkly	Lkly	Ocnl	Ocnl	Lkly	Lkly	Chc	Chc	Chc	Chc	Chc	Lkly	Lkly	Chc	Chc	Ocnl
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date																			05/07
Hour (PDT)	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05
Temperature (°F)	50	50	50	50	50	51	52	53	53	53	53	52	51	50	49	49	48	48	47	47	46	45	44	44
Dewpoint (°F)	46	46	45	45	44	43	44	44	45	45	45	44	44	44	44	44	44	44	43	43	42	41	40	40
Heat Index (°F)
Surface Wind (mph)	16	16	16	16	16	14	14	14	11	11	11	8	8	8	9	9	9	7	7	7	9	9	9	10
Wind Dir	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	WSW	WSW	WSW	N	N	N	ENE	ENE	ENE	SE	SE	SE	S	S	S	S
Gust	21	21	21	21	21
Sky Cover (%)	87	87	87	87	91	94	94	94	94	94	94	76	76	76	79	79	79	57	57	57	57	57	57	57
Precipitation Potential (%)	80	80	80	80	80	91	91	91	91	91	91	63	63	63	63	63	63	32	32	32	32	32	32	34
Relative Humidity (%)	87	87	84	82	78	75	74	74	74	74	74	75	77	80	82	84	85	86	86	85	85	86	86	87
Rain	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Ocnl	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Chc	Chc	Chc	Chc	Chc	Chc	Chc
Thunder	--	--	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	--	--	--	--

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