Point Forecast: Erwin TN  36.14N 82.42W (Elev. 1726 ft)	Last Update: 2:26 am EDT Jul 21, 2026

[show menu]

Date	07/21																		07/22
Hour (EDT)	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)	71	69	71	75	81	82	84	86	87	87	88	87	87	85	81	78	77	76	75	74	73	72	71	71
Dewpoint (°F)	67	66	68	70	71	71	71	72	72	73	72	72	72	72	71	70	69	69	69	69	68	68	68	68
Heat Index (°F)				75	85	86	89	92	94	94	95	94	94	91	85	78	77	76	75
Surface Wind (mph)	2	2	2	3	5	6	7	6	7	6	6	6	6	5	5	5	5	5	5	3	3	3	2	2
Wind Dir	S	S	S	SW	SW	SW	W	W	W	SW	W	SW	SW	SW	S	S	S	S	S	S	S	S	SW	SW
Gust
Sky Cover (%)	57	55	61	54	58	59	63	79	64	62	52	66	64	61	73	86	84	80	70	69	73	77	71	75
Precipitation Potential (%)	12	8	4	6	8	10	12	17	23	28	33	38	38	33	48	35	32	40	47	57	39	47	44	51
Relative Humidity (%)	87	90	90	84	72	69	65	63	61	63	59	61	61	65	72	76	76	79	82	84	84	87	90	90
Rain	--	--	--	--	--	--	--	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Lkly	Chc	Chc	Chc	Chc
Thunder	--	--	--	--	--	--	--	SChc	SChc	SChc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc
Date																			07/23
Hour (EDT)	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)	71	69	71	71	74	75	77	78	80	80	80	81	80	79	77	73	71	71	70	70	69	68	67	66
Dewpoint (°F)	68	67	68	70	71	72	72	72	71	72	71	70	70	70	69	68	67	67	66	66	65	64	64	63
Heat Index (°F)						75	77	78	83	84	83	85	83	79	77
Surface Wind (mph)	2	2	2	3	3	5	5	5	6	6	6	5	5	5	3	1	0	0	0	0	0	0	0	0
Wind Dir	SW	SW	SW	SW	W	W	W	W	W	W	W	W	W	W	NW	NW	NW	NW	N	N	N	N	N	N
Gust
Sky Cover (%)	77	77	69	49	58	69	43	40	38	38	48	65	69	76	64	73	65	56	61	66	71	72	73	74
Precipitation Potential (%)	62	75	56	49	95	52	52	73	58	62	78	85	72	66	42	42	42	42	42	42	19	19	19	19
Relative Humidity (%)	90	93	90	97	90	90	85	82	74	77	74	69	72	74	76	84	87	87	87	87	87	87	90	90
Rain	Lkly	Ocnl	Lkly	Chc	Ocnl	Chc	Chc	Lkly	Lkly	Lkly	Ocnl	Ocnl	Lkly	Lkly	Chc	Chc	Chc	Chc	Chc	Chc	SChc	SChc	SChc	SChc
Thunder	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	SChc	SChc	SChc	--	--	--	--	--	--	--

International System of Units Forecast Discussion 7-Day Forecast Hourly Weather Graph Weather Glossary Forecast Matrices Public Info Statements Fire Weather Forecasts Local Climatology Local Hydrology Hazardous Weather Outlooks Sunrise & Sunset Tropical Information Aviation Weather NOAA Weather Radio