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Point Forecast: Petersburg MI  41.89N 83.71W (Elev. 673 ft)	Last Update: 10:16 pm EDT Sep 25, 2018

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Weather Elements Fire Weather Probabilistic Forecasts (Experimental) Description | Survey Temperature (°F) Dewpoint (°F) Heat Index (°F) 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-ft) Red Flag Threat Index 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: 11pm Tue, Sep 25 201812am Wed, Sep 26 20181am Wed, Sep 26 20182am Wed, Sep 26 20183am Wed, Sep 26 20184am Wed, Sep 26 20185am Wed, Sep 26 20186am Wed, Sep 26 20187am Wed, Sep 26 20188am Wed, Sep 26 20189am Wed, Sep 26 201810am Wed, Sep 26 201811am Wed, Sep 26 201812pm Wed, Sep 26 20181pm Wed, Sep 26 20182pm Wed, Sep 26 20183pm Wed, Sep 26 20184pm Wed, Sep 26 20185pm Wed, Sep 26 20186pm Wed, Sep 26 20187pm Wed, Sep 26 20188pm Wed, Sep 26 20189pm Wed, Sep 26 201810pm Wed, Sep 26 201811pm Wed, Sep 26 201812am Thu, Sep 27 20181am Thu, Sep 27 20182am Thu, Sep 27 20183am Thu, Sep 27 20184am Thu, Sep 27 20185am Thu, Sep 27 20186am Thu, Sep 27 20187am Thu, Sep 27 20188am Thu, Sep 27 20189am Thu, Sep 27 201810am Thu, Sep 27 201811am Thu, Sep 27 201812pm Thu, Sep 27 20181pm Thu, Sep 27 20182pm Thu, Sep 27 20183pm Thu, Sep 27 20184pm Thu, Sep 27 20185pm Thu, Sep 27 20186pm Thu, Sep 27 20187pm Thu, Sep 27 20188pm Thu, Sep 27 20189pm Thu, Sep 27 201810pm Thu, Sep 27 201811pm Thu, Sep 27 201812am Fri, Sep 28 20181am Fri, Sep 28 20182am Fri, Sep 28 20183am Fri, Sep 28 20184am Fri, Sep 28 20185am Fri, Sep 28 20186am Fri, Sep 28 20187am Fri, Sep 28 20188am Fri, Sep 28 20189am Fri, Sep 28 201810am Fri, Sep 28 201811am Fri, Sep 28 201812pm Fri, Sep 28 20181pm Fri, Sep 28 20182pm Fri, Sep 28 20183pm Fri, Sep 28 20184pm Fri, Sep 28 20185pm Fri, Sep 28 20186pm Fri, Sep 28 20187pm Fri, Sep 28 20188pm Fri, Sep 28 20189pm Fri, Sep 28 201810pm Fri, Sep 28 201811pm Fri, Sep 28 201812am Sat, Sep 29 20181am Sat, Sep 29 20182am Sat, Sep 29 20183am Sat, Sep 29 20184am Sat, Sep 29 20185am Sat, Sep 29 20186am Sat, Sep 29 20187am Sat, Sep 29 20188am Sat, Sep 29 20189am Sat, Sep 29 201810am Sat, Sep 29 201811am Sat, Sep 29 201812pm Sat, Sep 29 20181pm Sat, Sep 29 20182pm Sat, Sep 29 20183pm Sat, Sep 29 20184pm Sat, Sep 29 20185pm Sat, Sep 29 20186pm Sat, Sep 29 20187pm Sat, Sep 29 20188pm Sat, Sep 29 20189pm Sat, Sep 29 201810pm Sat, Sep 29 201811pm Sat, Sep 29 201812am Sun, Sep 30 20181am Sun, Sep 30 20182am Sun, Sep 30 20183am Sun, Sep 30 20184am Sun, Sep 30 20185am Sun, Sep 30 20186am Sun, Sep 30 20187am Sun, Sep 30 20188am Sun, Sep 30 20189am Sun, Sep 30 201810am Sun, Sep 30 2018

Date	09/25	09/26
Hour (EDT)	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22
Temperature (°F)	72	72	72	71	71	70	68	66	64	62	61	61	62	63	64	65	66	66	65	63	61	58	55	52
Dewpoint (°F)	69	68	68	68	67	66	65	63	61	58	56	54	53	51	50	49	48	47	47	46	46	46	46	45
Heat Index (°F)
Surface Wind (mph)	11	13	13	14	13	13	13	13	13	13	14	15	15	15	15	14	13	13	11	10	9	8	6	6
Wind Dir	SW	SW	SW	SW	WSW	WSW	WSW	W	WNW	WNW	WNW	NW	NW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	W
Gust				20				18	18	20	21	23	23	23	23	22	21	21	18
Sky Cover (%)	92	94	95	97	95	93	91	89	87	85	77	69	61	49	37	25	23	21	19	18	16	14	14	13
Precipitation Potential (%)	76	76	75	75	69	56	44	31	18	12	12	11	9	7	5	5	5	5	5	5	5	1	1	1
Relative Humidity (%)	91	90	90	90	90	90	91	91	90	86	84	79	74	68	62	57	54	52	52	55	58	64	70	75
Rain	Ocnl	Ocnl	Ocnl	Ocnl	Lkly	Lkly	Chc	Chc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	Chc	Chc	Chc	Chc	Chc	Chc	Chc	Chc	SChc	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date		09/27
Hour (EDT)	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22
Temperature (°F)	50	49	48	47	47	46	46	45	45	47	50	54	57	60	62	64	65	66	65	64	61	59	56	55
Dewpoint (°F)	45	44	44	43	43	43	43	43	43	44	45	47	48	48	48	47	48	48	48	48	48	48	48	48
Heat Index (°F)
Surface Wind (mph)	5	5	3	3	3	3	3	3	3	3	5	6	7	8	9	10	10	10	9	8	8	7	7	7
Wind Dir	W	W	W	WSW	WSW	SW	SW	SW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW
Gust
Sky Cover (%)	13	15	18	20	25	34	38	42	50	54	53	52	52	48	41	38	33	24	19	18	16	15	20	29
Precipitation Potential (%)	1	1	1	2	2	2	2	2	2	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3
Relative Humidity (%)	80	83	84	86	86	88	89	91	91	89	84	77	71	65	60	56	54	54	54	57	62	67	72	77
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

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