weather.gov

Home

News

Organization

Search for:  NWSAll NOAA

Point Forecast: West Alton MO  38.86N 90.22W (Elev. 130 m)	Last Update: 10:40 pm CDT Jul 27, 2021

[hide menu]

Weather Elements Fire Weather Probabilistic Forecasts (Experimental) Description | Survey Temperature (°C) Dewpoint (°C) Heat Index (°C) 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 Vent Rate (x1000 mph-m) Quantitative Precipitation  3-hr6-hr12-hr24-hr   info     0.100.250.501.00 Snowfall  3-hr6-hr12-hr24-hr   info     0.1in1in3in6in12in

48-Hour Period Starting: 12am Wed, Jul 28 20211am Wed, Jul 28 20212am Wed, Jul 28 20213am Wed, Jul 28 20214am Wed, Jul 28 20215am Wed, Jul 28 20216am Wed, Jul 28 20217am Wed, Jul 28 20218am Wed, Jul 28 20219am Wed, Jul 28 202110am Wed, Jul 28 202111am Wed, Jul 28 202112pm Wed, Jul 28 20211pm Wed, Jul 28 20212pm Wed, Jul 28 20213pm Wed, Jul 28 20214pm Wed, Jul 28 20215pm Wed, Jul 28 20216pm Wed, Jul 28 20217pm Wed, Jul 28 20218pm Wed, Jul 28 20219pm Wed, Jul 28 202110pm Wed, Jul 28 202111pm Wed, Jul 28 202112am Thu, Jul 29 20211am Thu, Jul 29 20212am Thu, Jul 29 20213am Thu, Jul 29 20214am Thu, Jul 29 20215am Thu, Jul 29 20216am Thu, Jul 29 20217am Thu, Jul 29 20218am Thu, Jul 29 20219am Thu, Jul 29 202110am Thu, Jul 29 202111am Thu, Jul 29 202112pm Thu, Jul 29 20211pm Thu, Jul 29 20212pm Thu, Jul 29 20213pm Thu, Jul 29 20214pm Thu, Jul 29 20215pm Thu, Jul 29 20216pm Thu, Jul 29 20217pm Thu, Jul 29 20218pm Thu, Jul 29 20219pm Thu, Jul 29 202110pm Thu, Jul 29 202111pm Thu, Jul 29 202112am Fri, Jul 30 20211am Fri, Jul 30 20212am Fri, Jul 30 20213am Fri, Jul 30 20214am Fri, Jul 30 20215am Fri, Jul 30 20216am Fri, Jul 30 20217am Fri, Jul 30 20218am Fri, Jul 30 20219am Fri, Jul 30 202110am Fri, Jul 30 202111am Fri, Jul 30 202112pm Fri, Jul 30 20211pm Fri, Jul 30 20212pm Fri, Jul 30 20213pm Fri, Jul 30 20214pm Fri, Jul 30 20215pm Fri, Jul 30 20216pm Fri, Jul 30 20217pm Fri, Jul 30 20218pm Fri, Jul 30 20219pm Fri, Jul 30 202110pm Fri, Jul 30 202111pm Fri, Jul 30 202112am Sat, Jul 31 20211am Sat, Jul 31 20212am Sat, Jul 31 20213am Sat, Jul 31 20214am Sat, Jul 31 20215am Sat, Jul 31 20216am Sat, Jul 31 20217am Sat, Jul 31 20218am Sat, Jul 31 20219am Sat, Jul 31 202110am Sat, Jul 31 202111am Sat, Jul 31 202112pm Sat, Jul 31 20211pm Sat, Jul 31 20212pm Sat, Jul 31 20213pm Sat, Jul 31 20214pm Sat, Jul 31 20215pm Sat, Jul 31 20216pm Sat, Jul 31 20217pm Sat, Jul 31 20218pm Sat, Jul 31 20219pm Sat, Jul 31 202110pm Sat, Jul 31 202111pm Sat, Jul 31 202112am Sun, Aug 1 20211am Sun, Aug 1 20212am Sun, Aug 1 20213am Sun, Aug 1 20214am Sun, Aug 1 20215am Sun, Aug 1 20216am Sun, Aug 1 20217am Sun, Aug 1 20218am Sun, Aug 1 20219am Sun, Aug 1 202110am Sun, Aug 1 202111am Sun, Aug 1 2021

Date	07/28
Hour (CDT)	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23
Temperature (°C)	24	23	22	22	22	21	21	22	24	27	29	31	33	33	34	34	35	35	34	33	31	29	27	27
Dewpoint (°C)	21	21	21	21	21	20	20	21	22	22	22	23	22	22	22	22	22	22	23	23	23	23	23	23
Heat Index (°C)	24								24	29	33	36	37	38	39	39	40	40	39	39	35	32	30	29
Surface Wind (mph)	1	1	1	1	0	0	0	1	1	2	2	3	3	2	2	2	3	3	3	3	3	2	2	2
Wind Dir	SE	SE	S	S	S	S	S	S	S	SW	W	W	W	W	W	W	W	W	W	SW	SW	S	S	S
Gust
Sky Cover (%)	2	3	4	5	6	7	8	2	5	1	6	6	8	14	15	13	9	7	7	7	6	4	3	4
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 (%)	82	87	93	93	93	93	93	97	87	77	65	61	54	52	49	49	48	48	51	56	65	70	77	79
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date	07/29
Hour (CDT)	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23
Temperature (°C)	26	26	25	24	24	23	23	24	26	29	31	33	34	36	36	37	37	37	36	34	32	30	28	26
Dewpoint (°C)	23	23	22	22	22	22	22	22	22	22	23	23	23	23	23	23	23	23	24	24	24	23	23	23
Heat Index (°C)	26	26	25	24	24			24	26	32	36	38	41	42	43	43	43	43	42	41	38	34	31	26
Surface Wind (mph)	2	2	2	2	2	2	2	2	5	7	8	9	9	9	9	9	9	9	8	7	6	5	3	3
Wind Dir	S	S	S	SW	SW	SW	SW	W	W	W	W	W	W	W	W	W	W	W	W	W	W	NW	NW	NW
Gust
Sky Cover (%)	7	6	12	20	23	23	23	25	24	21	20	20	22	23	22	18	16	20	27	33	38	47	50	53
Precipitation Potential (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	9	9	9	9	9	9	21	21	21	21	21
Relative Humidity (%)	82	85	85	87	90	93	93	85	79	67	61	54	53	49	48	47	47	47	51	54	62	68	77	85
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	SChc	SChc
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	SChc	SChc

English Units Forecast Discussion 7-Day Forecast Hourly Weather Graph City Digital Fcst County Digital Fcst Hazardous Weather River Stages STL Climate Summary COU Climate Summary UIN Climate Summary Local Climatology Weather Roundup

---

Webmaster NOAA's National Weather Service Saint Louis, MO

Disclaimer Credits Glossary

Privacy Policy About Us Career Opportunities