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Point Forecast: 4 Miles NE Chicago IL  41.88N 87.65W	Last Update: 1:15 pm CDT Sep 20, 2019

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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 Trans. Wind  ktmphkm/hm/s 20ft 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: 1pm Fri, Sep 20 20192pm Fri, Sep 20 20193pm Fri, Sep 20 20194pm Fri, Sep 20 20195pm Fri, Sep 20 20196pm Fri, Sep 20 20197pm Fri, Sep 20 20198pm Fri, Sep 20 20199pm Fri, Sep 20 201910pm Fri, Sep 20 201911pm Fri, Sep 20 201912am Sat, Sep 21 20191am Sat, Sep 21 20192am Sat, Sep 21 20193am Sat, Sep 21 20194am Sat, Sep 21 20195am Sat, Sep 21 20196am Sat, Sep 21 20197am Sat, Sep 21 20198am Sat, Sep 21 20199am Sat, Sep 21 201910am Sat, Sep 21 201911am Sat, Sep 21 201912pm Sat, Sep 21 20191pm Sat, Sep 21 20192pm Sat, Sep 21 20193pm Sat, Sep 21 20194pm Sat, Sep 21 20195pm Sat, Sep 21 20196pm Sat, Sep 21 20197pm Sat, Sep 21 20198pm Sat, Sep 21 20199pm Sat, Sep 21 201910pm Sat, Sep 21 201911pm Sat, Sep 21 201912am Sun, Sep 22 20191am Sun, Sep 22 20192am Sun, Sep 22 20193am Sun, Sep 22 20194am Sun, Sep 22 20195am Sun, Sep 22 20196am Sun, Sep 22 20197am Sun, Sep 22 20198am Sun, Sep 22 20199am Sun, Sep 22 201910am Sun, Sep 22 201911am Sun, Sep 22 201912pm Sun, Sep 22 20191pm Sun, Sep 22 20192pm Sun, Sep 22 20193pm Sun, Sep 22 20194pm Sun, Sep 22 20195pm Sun, Sep 22 20196pm Sun, Sep 22 20197pm Sun, Sep 22 20198pm Sun, Sep 22 20199pm Sun, Sep 22 201910pm Sun, Sep 22 201911pm Sun, Sep 22 201912am Mon, Sep 23 20191am Mon, Sep 23 20192am Mon, Sep 23 20193am Mon, Sep 23 20194am Mon, Sep 23 20195am Mon, Sep 23 20196am Mon, Sep 23 20197am Mon, Sep 23 20198am Mon, Sep 23 20199am Mon, Sep 23 201910am Mon, Sep 23 201911am Mon, Sep 23 201912pm Mon, Sep 23 20191pm Mon, Sep 23 20192pm Mon, Sep 23 20193pm Mon, Sep 23 20194pm Mon, Sep 23 20195pm Mon, Sep 23 20196pm Mon, Sep 23 20197pm Mon, Sep 23 20198pm Mon, Sep 23 20199pm Mon, Sep 23 201910pm Mon, Sep 23 201911pm Mon, Sep 23 201912am Tue, Sep 24 20191am Tue, Sep 24 20192am Tue, Sep 24 20193am Tue, Sep 24 20194am Tue, Sep 24 20195am Tue, Sep 24 20196am Tue, Sep 24 20197am Tue, Sep 24 20198am Tue, Sep 24 20199am Tue, Sep 24 201910am Tue, Sep 24 201911am Tue, Sep 24 201912pm Tue, Sep 24 20191pm Tue, Sep 24 20192pm Tue, Sep 24 20193pm Tue, Sep 24 20194pm Tue, Sep 24 20195pm Tue, Sep 24 20196pm Tue, Sep 24 20197pm Tue, Sep 24 20198pm Tue, Sep 24 20199pm Tue, Sep 24 201910pm Tue, Sep 24 201911pm Tue, Sep 24 201912am Wed, Sep 25 2019

Date	09/20											09/21
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)	26	26	27	27	26	26	25	24	24	23	23	23	23	23	22	22	22	21	21	22	23	24	26	26
Dewpoint (°C)	19	19	19	19	19	19	19	19	19	20	19	19	19	19	19	19	19	19	20	20	20	21	20	19
Heat Index (°C)	26	26	28	28	26	26	25	24	24													24	26	26
Surface Wind (mph)	8	8	8	8	8	8	7	6	5	5	5	5	6	7	8	8	9	10	10	13	15	16	17	17
Wind Dir	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	SE	SSE	S	SSW	SSW	SSW	SSW	SSW	S	S	SSW	SSW	SSW	SSW
Gust																					23	24	29	29
Sky Cover (%)	56	53	50	47	47	47	47	46	44	42	38	35	31	33	35	38	38	38	38	44	49	54	60	65
Precipitation Potential (%)	15	16	16	16	16	16	5	5	5	5	5	5	5	5	5	5	5	5	15	15	15	15	15	15
Relative Humidity (%)	65	64	62	62	64	64	71	74	76	82	81	81	81	81	84	87	87	90	93	87	82	79	71	67
Rain	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc
Thunder	SChc	SChc	SChc	SChc	SChc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	SChc	SChc	SChc	SChc	SChc	SChc
Date												09/22
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)	27	27	27	27	26	26	24	23	23	23	23	22	22	21	21	21	21	20	20	21	22	22	23	23
Dewpoint (°C)	19	19	19	19	19	18	18	18	18	18	18	18	18	18	19	19	19	19	19	19	19	19	19	19
Heat Index (°C)	28	28	28	28	26	26	24
Surface Wind (mph)	17	17	18	17	17	17	16	15	14	14	14	15	15	16	16	16	16	16	15	15	15	14	14	14
Wind Dir	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SW	SW	SW	SW	SW	SW	SW
Gust	29	29	29	28	28	25		24	25	26	26	25	25	25	25	26	28	29	26	26	25	25	25	25
Sky Cover (%)	71	76	81	86	86	85	85	86	88	89	90	91	92	92	91	90	91	92	93	93	92	92	93	94
Precipitation Potential (%)	37	37	37	37	37	37	40	40	40	40	40	40	71	71	71	71	71	71	68	68	68	68	68	68
Relative Humidity (%)	65	62	62	62	64	64	71	74	74	76	76	79	81	84	87	90	90	93	93	90	87	84	81	79
Rain	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly	Lkly
Thunder	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc

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