Point Forecast: Harlingen, Rio Grande Valley International Airport TX  26.24N 97.65W	Last Update: 1:15 pm CDT May 14, 2025

[hide menu]

Weather Elements Weather/Precipitation Fire Weather Temperature (°C) Dewpoint (°C) Heat Index (°C) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Fog Mixing Height  x100ftx100m Trans. Wind  ktmphkm/hm/s 20ft Wind  ktmphkm/hm/s Vent Rate (x1000 mph-m) Red Flag Threat Index

48-Hour Period Starting: 1pm Wed, May 14 20252pm Wed, May 14 20253pm Wed, May 14 20254pm Wed, May 14 20255pm Wed, May 14 20256pm Wed, May 14 20257pm Wed, May 14 20258pm Wed, May 14 20259pm Wed, May 14 202510pm Wed, May 14 202511pm Wed, May 14 202512am Thu, May 15 20251am Thu, May 15 20252am Thu, May 15 20253am Thu, May 15 20254am Thu, May 15 20255am Thu, May 15 20256am Thu, May 15 20257am Thu, May 15 20258am Thu, May 15 20259am Thu, May 15 202510am Thu, May 15 202511am Thu, May 15 202512pm Thu, May 15 20251pm Thu, May 15 20252pm Thu, May 15 20253pm Thu, May 15 20254pm Thu, May 15 20255pm Thu, May 15 20256pm Thu, May 15 20257pm Thu, May 15 20258pm Thu, May 15 20259pm Thu, May 15 202510pm Thu, May 15 202511pm Thu, May 15 202512am Fri, May 16 20251am Fri, May 16 20252am Fri, May 16 20253am Fri, May 16 20254am Fri, May 16 20255am Fri, May 16 20256am Fri, May 16 20257am Fri, May 16 20258am Fri, May 16 20259am Fri, May 16 202510am Fri, May 16 202511am Fri, May 16 202512pm Fri, May 16 20251pm Fri, May 16 20252pm Fri, May 16 20253pm Fri, May 16 20254pm Fri, May 16 20255pm Fri, May 16 20256pm Fri, May 16 20257pm Fri, May 16 20258pm Fri, May 16 20259pm Fri, May 16 202510pm Fri, May 16 202511pm Fri, May 16 202512am Sat, May 17 20251am Sat, May 17 20252am Sat, May 17 20253am Sat, May 17 20254am Sat, May 17 20255am Sat, May 17 20256am Sat, May 17 20257am Sat, May 17 20258am Sat, May 17 20259am Sat, May 17 202510am Sat, May 17 202511am Sat, May 17 202512pm Sat, May 17 20251pm Sat, May 17 20252pm Sat, May 17 20253pm Sat, May 17 20254pm Sat, May 17 20255pm Sat, May 17 20256pm Sat, May 17 20257pm Sat, May 17 20258pm Sat, May 17 20259pm Sat, May 17 202510pm Sat, May 17 202511pm Sat, May 17 202512am Sun, May 18 20251am Sun, May 18 20252am Sun, May 18 20253am Sun, May 18 20254am Sun, May 18 20255am Sun, May 18 20256am Sun, May 18 20257am Sun, May 18 20258am Sun, May 18 20259am Sun, May 18 202510am Sun, May 18 202511am Sun, May 18 202512pm Sun, May 18 20251pm Sun, May 18 20252pm Sun, May 18 20253pm Sun, May 18 20254pm Sun, May 18 20255pm Sun, May 18 20256pm Sun, May 18 20257pm Sun, May 18 20258pm Sun, May 18 20259pm Sun, May 18 202510pm Sun, May 18 202511pm Sun, May 18 202512am Mon, May 19 2025

Date	05/14											05/15
Hour (CDT)	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12
Temperature (°C)	34	34	34	35	34	33	32	28	27	26	26	25	25	24	25	24	24	25	25	26	28	30	32	33
Dewpoint (°C)	21	21	21	21	21	22	22	22	22	23	23	23	23	23	23	23	23	23	24	24	24	23	23	23
Heat Index (°C)	37	38	38	38	38	37	35	31	29	26	26	25	25	24	25	25	24	25	25	26	32	34	37	39
Surface Wind (mph)	25	25	24	23	23	22	21	21	20	20	20	18	18	18	18	20	20	20	20	22	23	25	26	26
Wind Dir	S	S	S	S	S	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	S	SSE	S	S	S	S	S	S	S	S
Gust	36	37	36	36	34	33			32	32	32				32	32	32	32		34	36	37	39	39
Sky Cover (%)	4	14	20	30	25	13	5	6	14	23	28	19	43	42	49	56	70	75	55	60	44	46	26	33
Precipitation Potential (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	1
Relative Humidity (%)	45	46	45	43	47	51	56	69	77	85	85	88	89	92	90	93	94	90	92	90	80	69	59	54
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date												05/16
Hour (CDT)	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12
Temperature (°C)	34	35	36	35	34	34	32	29	28	27	26	26	26	26	26	26	25	25	26	27	28	30	31	33
Dewpoint (°C)	22	22	22	22	22	22	23	23	24	24	25	25	24	24	24	24	24	24	24	24	24	24	24	24
Heat Index (°C)	39	40	40	39	39	38	36	33	31	30	26	26	26	26	26	26	25	25	26	29	32	35	37	39
Surface Wind (mph)	25	25	24	23	22	22	20	18	17	16	15	15	15	15	16	16	16	16	16	17	18	20	21	22
Wind Dir	S	S	S	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE	SSE
Gust	37	37	36	33	33
Sky Cover (%)	28	32	21	22	16	6	10	7	26	41	49	57	65	68	70	73	72	72	71	61	52	42	34	26
Precipitation Potential (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Relative Humidity (%)	49	47	46	46	49	52	61	73	82	88	92	94	94	95	95	95	96	97	95	89	81	73	66	59
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

English Units Forecast Discussion 7-Day Forecast Hourly Weather Graph Graphicasts Severe Weather Fire Weather Marine Weather Weather Briefing (National) Rainfall Estimates Rivers/Lakes Satellite Loops Local Climatology Preparedness Tropical Weather Text Forecasts