Point Forecast: Holtsville NY  40.82N 73.05W (Elev. 34 m)	Last Update: 10:50 pm EDT Jun 29, 2024

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Weather Elements Weather/Precipitation Aviation Weather Temperature (°C) Dewpoint (°C) Heat Index (°C) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Fog Ceiling Height Visibility

48-Hour Period Starting: 10pm Sat, Jun 29 202411pm Sat, Jun 29 202412am Sun, Jun 30 20241am Sun, Jun 30 20242am Sun, Jun 30 20243am Sun, Jun 30 20244am Sun, Jun 30 20245am Sun, Jun 30 20246am Sun, Jun 30 20247am Sun, Jun 30 20248am Sun, Jun 30 20249am Sun, Jun 30 202410am Sun, Jun 30 202411am Sun, Jun 30 202412pm Sun, Jun 30 20241pm Sun, Jun 30 20242pm Sun, Jun 30 20243pm Sun, Jun 30 20244pm Sun, Jun 30 20245pm Sun, Jun 30 20246pm Sun, Jun 30 20247pm Sun, Jun 30 20248pm Sun, Jun 30 20249pm Sun, Jun 30 202410pm Sun, Jun 30 202411pm Sun, Jun 30 202412am Mon, Jul 1 20241am Mon, Jul 1 20242am Mon, Jul 1 20243am Mon, Jul 1 20244am Mon, Jul 1 20245am Mon, Jul 1 20246am Mon, Jul 1 20247am Mon, Jul 1 20248am Mon, Jul 1 20249am Mon, Jul 1 202410am Mon, Jul 1 202411am Mon, Jul 1 202412pm Mon, Jul 1 20241pm Mon, Jul 1 20242pm Mon, Jul 1 20243pm Mon, Jul 1 20244pm Mon, Jul 1 20245pm Mon, Jul 1 20246pm Mon, Jul 1 20247pm Mon, Jul 1 20248pm Mon, Jul 1 20249pm Mon, Jul 1 202410pm Mon, Jul 1 202411pm Mon, Jul 1 202412am Tue, Jul 2 20241am Tue, Jul 2 20242am Tue, Jul 2 20243am Tue, Jul 2 20244am Tue, Jul 2 20245am Tue, Jul 2 20246am Tue, Jul 2 20247am Tue, Jul 2 20248am Tue, Jul 2 20249am Tue, Jul 2 202410am Tue, Jul 2 202411am Tue, Jul 2 202412pm Tue, Jul 2 20241pm Tue, Jul 2 20242pm Tue, Jul 2 20243pm Tue, Jul 2 20244pm Tue, Jul 2 20245pm Tue, Jul 2 20246pm Tue, Jul 2 20247pm Tue, Jul 2 20248pm Tue, Jul 2 20249pm Tue, Jul 2 202410pm Tue, Jul 2 202411pm Tue, Jul 2 202412am Wed, Jul 3 20241am Wed, Jul 3 20242am Wed, Jul 3 20243am Wed, Jul 3 20244am Wed, Jul 3 20245am Wed, Jul 3 20246am Wed, Jul 3 20247am Wed, Jul 3 20248am Wed, Jul 3 20249am Wed, Jul 3 202410am Wed, Jul 3 202411am Wed, Jul 3 202412pm Wed, Jul 3 20241pm Wed, Jul 3 20242pm Wed, Jul 3 20243pm Wed, Jul 3 20244pm Wed, Jul 3 20245pm Wed, Jul 3 20246pm Wed, Jul 3 20247pm Wed, Jul 3 20248pm Wed, Jul 3 20249pm Wed, Jul 3 202410pm Wed, Jul 3 202411pm Wed, Jul 3 202412am Thu, Jul 4 20241am Thu, Jul 4 20242am Thu, Jul 4 20243am Thu, Jul 4 20244am Thu, Jul 4 20245am Thu, Jul 4 20246am Thu, Jul 4 20247am Thu, Jul 4 20248am Thu, Jul 4 20249am Thu, Jul 4 2024

Date	06/29		06/30
Hour (EDT)	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21
Temperature (°C)	23	23	23	23	23	23	23	23	23	23	23	24	24	26	26	27	27	27	27	26	25	24	23	23
Dewpoint (°C)	22	22	22	22	23	22	22	22	22	22	23	23	23	23	23	23	23	23	23	22	22	22	21	21
Heat Index (°C)												24	24	26	26	29	30	29	29	26	25	24
Surface Wind (mph)	14	14	13	13	13	13	13	13	11	10	10	10	10	11	13	14	14	14	13	13	11	11	10	9
Wind Dir	S	S	S	S	S	S	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW
Gust
Sky Cover (%)	100	100	100	100	100	99	99	98	96	95	93	93	92	92	90	87	85	88	90	93	94	96	97	96
Precipitation Potential (%)	17	53	53	62	62	62	58	58	50	50	43	43	43	23	23	23	34	34	34	73	73	73	60	60
Relative Humidity (%)	93	97	97	97	100	97	93	97	97	97	97	94	90	88	85	82	79	79	79	79	82	85	87	87
Rain	SChc	Chc	Chc	Lkly	Lkly	Lkly	Lkly	Lkly	Chc	Chc	Chc	Chc	Chc	SChc	SChc	SChc	Chc	Chc	Chc	Lkly	Lkly	Lkly	Lkly	Lkly
Thunder	SChc	SChc	SChc	SChc	SChc	SChc	Chc	Chc	SChc	SChc	--	--	--	SChc	SChc	SChc	Chc	Chc	Chc	Lkly	Lkly	Lkly	Lkly	Lkly
Date			07/01
Hour (EDT)	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21
Temperature (°C)	22	22	21	21	21	19	19	18	18	19	20	21	22	23	24	25	26	26	26	25	24	24	23	22
Dewpoint (°C)	20	19	18	17	17	16	16	16	16	16	16	16	17	17	17	17	17	17	17	17	17	17	17	17
Heat Index (°C)															24	25	26	26	26	25	24	24
Surface Wind (mph)	8	7	7	6	7	7	8	8	9	10	11	11	10	10	10	11	11	11	11	10	9	8	7	6
Wind Dir	W	W	NW	NW	NW	NW	NW	NW	N	N	N	N	N	N	N	N	N	N	N	N	N	N	NE	N
Gust
Sky Cover (%)	95	93	90	87	84	79	74	69	55	41	27	23	19	19	23	28	33	35	34	33	33	32	30	25
Precipitation Potential (%)	60	60	60	60	16	16	16	16	16	16	6	6	6	6	6	6	6	6	6	6	6	6	0	0
Relative Humidity (%)	87	87	84	81	78	81	81	84	84	84	78	73	71	66	62	60	58	58	58	60	62	64	68	73
Rain	Lkly	Lkly	Lkly	Lkly	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	Lkly	Lkly	Lkly	Lkly	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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