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Rock Hall, MD 21661 USA
local weather reporting since March 2006

Updated: Fri, 07/30/2010 3:28am EDT

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Rock Hall, MD Daily Hi/Lo Wind (mph) Report - Swan Creek

Report for Year 2010

Note: Wind data is updated after midnight each day. Wind values are displayed in mph.

Day	Jan		Feb		Mar		Apr		May		Jun		Jul		Aug		Sep		Oct		Nov		Dec
Day	Avg	Hi	Avg	Hi	Avg	Hi	Avg	Hi	Avg	Hi	Avg	Hi	Avg	Hi	Avg	Hi	Avg	Hi	Avg	Hi	Avg	Hi	Avg	Hi
1	2.3	19.6	---	---	6.0	19.6	1.7	9.2	---	---	2.5	11.5	4.5	16.1	---	---	---	---	---	---	---	---	---	---
2	11.0	31.1	0.1	3.5	1.3	6.9	1.9	6.9	---	---	2.4	11.5	1.8	12.7	---	---	---	---	---	---	---	---	---	---
3	13.4	34.5	2.5	11.5	3.3	15.0	3.3	11.5	---	---	2.4	16.1	2.5	11.5	---	---	---	---	---	---	---	---	---	---
4	7.4	20.7	2.2	11.5	5.5	19.6	1.5	11.5	---	---	3.0	10.4	2.3	9.2	---	---	---	---	---	---	---	---	---	---
5	6.7	19.6	0.8	5.8	4.4	18.4	2.7	13.8	---	---	1.5	12.7	1.0	6.9	---	---	---	---	---	---	---	---	---	---
6	7.5	19.6	1.9	16.1	4.2	17.3	3.6	11.5	---	---	4.8	19.6	0.6	9.2	---	---	---	---	---	---	---	---	---	---
7	3.9	12.7	3.3	12.7	4.1	13.8	5.7	13.8	---	---	3.7	16.1	2.5	13.8	---	---	---	---	---	---	---	---	---	---
8	6.0	23.0	7.0	19.6	2.7	13.8	8.5	23.0	---	---	3.7	15.0	3.6	16.1	---	---	---	---	---	---	---	---	---	---
9	5.1	16.1	1.4	11.5	1.7	8.1	7.5	23.0	8.9	25.3	4.1	19.6	3.3	15.0	---	---	---	---	---	---	---	---	---	---
10	4.7	16.1	7.0	26.5	1.5	9.2	5.8	23.0	3.7	17.3	3.0	13.8	2.4	12.7	---	---	---	---	---	---	---	---	---	---
11	3.0	11.5	6.9	20.7	2.7	10.4	2.5	9.2	4.4	15.0	1.5	11.5	1.5	11.5	---	---	---	---	---	---	---	---	---	---
12	3.5	16.1	2.1	10.4	7.0	15.0	1.2	10.4	3.1	16.1	5.4	12.7	2.1	18.4	---	---	---	---	---	---	---	---	---	---
13	3.2	13.8	5.4	19.6	6.6	26.5	0.8	6.9	---	---	1.6	11.5	1.9	13.8	---	---	---	---	---	---	---	---	---	---
14	1.5	9.2	8.2	20.7	2.0	10.4	1.4	10.4	2.3	31.1	1.5	11.5	3.1	19.6	---	---	---	---	---	---	---	---	---	---
15	2.6	12.7	2.0	11.5	3.8	16.1	3.1	10.4	2.8	13.8	2.5	11.5	1.5	6.9	---	---	---	---	---	---	---	---	---	---
16	1.0	8.1	9.8	26.5	2.1	13.8	2.9	29.9	1.4	12.7	3.3	12.7	3.3	11.5	---	---	---	---	---	---	---	---	---	---
17	3.2	17.3	8.2	20.7	1.3	10.4	8.1	25.3	1.2	11.5	4.7	15.0	1.7	19.6	---	---	---	---	---	---	---	---	---	---
18	2.6	15.0	8.9	21.9	0.9	8.1	5.6	16.1	2.5	13.8	1.5	10.4	1.5	12.7	---	---	---	---	---	---	---	---	---	---
19	1.1	6.9	9.2	23.0	1.6	10.4	3.0	11.5	2.3	10.4	4.1	11.5	3.3	33.4	---	---	---	---	---	---	---	---	---	---
20	1.0	10.4	4.8	16.1	1.5	8.1	1.2	9.2	1.2	9.2	3.2	11.5	1.8	12.7	---	---	---	---	---	---	---	---	---	---
21	1.9	11.5	3.3	15.0	4.8	16.1	2.0	10.4	1.1	8.1	1.3	10.4	2.1	12.7	---	---	---	---	---	---	---	---	---	---
22	1.2	13.8	1.7	10.4	7.5	19.6	1.3	8.1	5.4	15.0	2.3	20.7	1.6	12.7	---	---	---	---	---	---	---	---	---	---
23	1.7	11.5	3.3	15.0	7.5	24.2	1.7	11.5	2.6	12.7	1.3	6.9	2.6	11.5	---	---	---	---	---	---	---	---	---	---
24	3.2	18.4	1.8	11.5	6.0	19.6	2.1	10.4	1.2	10.4	2.1	17.3	2.4	12.7	---	---	---	---	---	---	---	---	---	---
25	11.5	46.0	8.8	34.5	4.9	20.7	1.8	21.9	1.5	9.2	1.6	12.7	3.0	24.2	---	---	---	---	---	---	---	---	---	---
26	6.2	21.9	15.5	34.5	3.2	18.4	1.2	11.5	0.9	10.4	1.1	10.4	1.4	11.5	---	---	---	---	---	---	---	---	---	---
27	4.8	18.4	6.9	19.6	3.8	18.4	3.4	17.3	3.7	18.4	2.4	10.4	1.0	8.1	---	---	---	---	---	---	---	---	---	---
28	5.5	23.0	5.2	16.1	7.4	26.5	8.2	25.3	1.6	18.4	2.0	20.7	3.1	11.5	---	---	---	---	---	---	---	---	---	---
29	5.4	19.6			2.0	11.5	6.2	15.0	2.2	6.9	4.9	15.0	1.3	16.1	---	---	---	---	---	---	---	---	---	---
30	1.4	13.8			7.6	21.9	2.2	10.4	1.0	10.4	0.0	2.3	---	---	---	---	---	---	---	---	---	---	---	---
31	4.2	16.1			4.3	15.0			2.3	3.5			---	---	---	---			---	---			---	---
Month Avg	4.4	17.7	5.1	17.3	4.0	15.6	3.4	14.3	2.6	13.6	2.6	13.1	2.2	13.9	---	---	---	---	---	---	---	---	---	---
Month Highs	13.4	46.0	15.5	34.5	7.6	26.5	8.5	29.9	8.9	31.1	5.4	20.7	4.5	33.4	---	---	---	---	---	---	---	---	---	---

WIND COLOR CODING CHART

Beaufort number	Description	Wind speed
Beaufort number	Description	km/h	mph	kts	m/s
0	Calm	< 1	< 1	< 1	< 0.3
1	Light air	1.1 – 5.5	1 – 3	1 – 2	0.3 – 1.5
2	Light breeze	5.6 – 11	4 – 7	3 – 6	1.6 – 3.4
3	Gentle breeze	12 – 19	8 – 12	7 – 10	3.4 – 5.4
4	Moderate breeze	20 – 28	13 – 17	11 – 15	5.5 – 7.9
5	Fresh breeze	29 – 38	18 – 24	16 – 20	8.0 – 10.7
6	Strong breeze	39 – 49	25 – 30	21 – 26	10.8 – 13.8
7	High wind, Moderate gale, Near gale	50 – 61	31 – 38	27 – 33	13.9 – 17.1
8	Gale, Fresh gale	62 – 74	39 – 46	34 – 40	17.2 – 20.7
9	Strong gale	75 – 88	47 – 54	41 – 47	20.8 – 24.4
10	Storm, Whole gale	89 – 102	55 – 63	48 – 55	24.5 – 28.4
11	Violent storm	103 – 117	64 – 72	56 – 63	28.5 – 32.6
12	Hurricane-force	> 118	> 73	> 64	> 32.7