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Point Forecast: Central Islip NY  40.79N 73.2W (Elev. 98 ft)	Last Update: 4:24 pm EDT May 19, 2019

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

48-Hour Period Starting: 4pm Sun, May 19 20195pm Sun, May 19 20196pm Sun, May 19 20197pm Sun, May 19 20198pm Sun, May 19 20199pm Sun, May 19 201910pm Sun, May 19 201911pm Sun, May 19 201912am Mon, May 20 20191am Mon, May 20 20192am Mon, May 20 20193am Mon, May 20 20194am Mon, May 20 20195am Mon, May 20 20196am Mon, May 20 20197am Mon, May 20 20198am Mon, May 20 20199am Mon, May 20 201910am Mon, May 20 201911am Mon, May 20 201912pm Mon, May 20 20191pm Mon, May 20 20192pm Mon, May 20 20193pm Mon, May 20 20194pm Mon, May 20 20195pm Mon, May 20 20196pm Mon, May 20 20197pm Mon, May 20 20198pm Mon, May 20 20199pm Mon, May 20 201910pm Mon, May 20 201911pm Mon, May 20 201912am Tue, May 21 20191am Tue, May 21 20192am Tue, May 21 20193am Tue, May 21 20194am Tue, May 21 20195am Tue, May 21 20196am Tue, May 21 20197am Tue, May 21 20198am Tue, May 21 20199am Tue, May 21 201910am Tue, May 21 201911am Tue, May 21 201912pm Tue, May 21 20191pm Tue, May 21 20192pm Tue, May 21 20193pm Tue, May 21 20194pm Tue, May 21 20195pm Tue, May 21 20196pm Tue, May 21 20197pm Tue, May 21 20198pm Tue, May 21 20199pm Tue, May 21 201910pm Tue, May 21 201911pm Tue, May 21 201912am Wed, May 22 20191am Wed, May 22 20192am Wed, May 22 20193am Wed, May 22 20194am Wed, May 22 20195am Wed, May 22 20196am Wed, May 22 20197am Wed, May 22 20198am Wed, May 22 20199am Wed, May 22 201910am Wed, May 22 201911am Wed, May 22 201912pm Wed, May 22 20191pm Wed, May 22 20192pm Wed, May 22 20193pm Wed, May 22 20194pm Wed, May 22 20195pm Wed, May 22 20196pm Wed, May 22 20197pm Wed, May 22 20198pm Wed, May 22 20199pm Wed, May 22 201910pm Wed, May 22 201911pm Wed, May 22 201912am Thu, May 23 20191am Thu, May 23 20192am Thu, May 23 20193am Thu, May 23 20194am Thu, May 23 20195am Thu, May 23 20196am Thu, May 23 20197am Thu, May 23 20198am Thu, May 23 20199am Thu, May 23 201910am Thu, May 23 201911am Thu, May 23 201912pm Thu, May 23 20191pm Thu, May 23 20192pm Thu, May 23 20193pm Thu, May 23 20194pm Thu, May 23 20195pm Thu, May 23 20196pm Thu, May 23 20197pm Thu, May 23 20198pm Thu, May 23 20199pm Thu, May 23 201910pm Thu, May 23 201911pm Thu, May 23 201912am Fri, May 24 20191am Fri, May 24 20192am Fri, May 24 20193am Fri, May 24 2019

Date	05/19								05/20
Hour (EDT)	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15
Temperature (°F)	70	68	67	65	63	63	63	63	63	62	62	62	62	62	63	64	65	67	70	71	73	73	74	75
Dewpoint (°F)	59	59	60	61	61	61	61	61	61	60	60	60	61	61	60	60	60	60	61	61	60	60	59	58
Heat Index (°F)																								75
Surface Wind (mph)	16	16	15	15	14	14	14	13	13	13	13	11	11	10	10	10	10	10	11	11	13	13	14	15
Wind Dir	S	S	S	S	S	S	S	S	S	S	S	S	S	S	SW	SW	SW	SW	SW	SW	SW	S	S	S
Gust
Sky Cover (%)	44	56	63	70	77	81	85	90	86	83	80	80	80	80	79	79	79	73	67	61	56	50	44	47
Precipitation Potential (%)	4	4	16	16	16	21	21	65	65	65	53	53	17	17	17	17	6	6	6	6	12	12	23	23
Relative Humidity (%)	68	73	78	87	93	93	93	93	93	93	93	93	97	97	90	87	84	78	73	71	64	64	59	55
Rain	--	--	SChc	SChc	SChc	SChc	SChc	Lkly	Lkly	Lkly	Chc	Chc	SChc	SChc	SChc	SChc	--	--	--	--	--	--	SChc	SChc
Thunder	--	--	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	--	--	--	SChc	SChc
Date									05/21
Hour (EDT)	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15
Temperature (°F)	75	75	73	70	68	67	66	64	63	61	59	57	55	55	56	58	59	60	61	62	64	65	66	67
Dewpoint (°F)	57	57	57	58	58	57	55	53	52	50	49	48	47	46	44	43	42	41	40	39	38	38	38	38
Heat Index (°F)	75	75
Surface Wind (mph)	15	15	15	14	13	11	11	10	10	10	10	10	11	11	11	11	13	14	16	17	18	20	20	20
Wind Dir	SW	SW	SW	SW	SW	SW	SW	W	W	W	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW	NW
Gust											20	21	21	21	22	23	24	25	28	29	30	31	31	31
Sky Cover (%)	50	53	51	49	47	44	40	37	33	30	26	24	21	19	17	14	12	10	9	7	6	6	5	5
Precipitation Potential (%)	23	23	27	27	15	15	15	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3
Relative Humidity (%)	54	54	57	66	70	70	68	67	67	67	69	72	74	72	64	57	53	49	46	43	38	37	36	34
Rain	SChc	SChc	Chc	Chc	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	SChc	SChc	Chc	Chc	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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