Scale Analysis of Blocking Events from 2002 to 2004: A Case Study of an Unusually Persistent Blocking Event Leading to a Heat Wave in the Gulf of Alaska during August 2004

Table 5

Same as Table 4 except for the year 2003.

Event no.	Start date	End date	Duration (days)	Planetary-scale dominance	Synoptic-scale dominance
1	02 Jan.	10 Jan.	8	Negative	Positive
2	12 Jan.	18 Jan.	6	Positive	Negative
3	14 Jan.	20 Jan.	6	Positive	Negative
4	23 Jan.	06 Feb.	14.5	Alternating	Alternating
5	25 Jan.	01 Feb.	7	Positive	Negative
6	09 Feb.	15 Feb.	6	Alternating	Alternating
7	09 Feb.	22 Feb.	13	Positive	Negative
8	20 Feb.	02 Mar.	11	Negative	Positive
9	20 Feb.	26 Feb.	6	Negative	Positive
10	07 Mar.	18 Mar.	10.5	Positive	Negative
11	19 Mar.	25 Mar.	6	Negative	Positive
12	29 Mar.	08 Apr.	9.5	Negative	Positive
13	04 Apr.	13 Apr.	9	Negative	Positive
14	14 Apr.	22 Apr.	8.5	Positive	Negative
15	26 Apr.	06 May	10	Negative	Positive
16	01 May	22 May	21	Alternating	Alternating
17	12 May	23 May	11	Positive	Negative
18	13 May	28 May	15	Alternating	Alternating
19	25 May	12 Jun.	17	Positive	Negative
20	03 Jun.	12 Jun.	9	Negative	Positive
21	04 Jun.	22 Jun.	18.5	Negative	Positive
22	13 Jun.	24 Jun.	11	Positive	Negative
23	24 Jun.	05 Jul.	11	Positive	Negative
24	28 Jun.	07 Jul.	9	Alternating	Alternating
25	09 Jul.	10 Aug.	32	Positive	Negative
26	11 Jul.	19 Jul.	7.5	Alternating	Alternating
27	18 Jul.	05 Aug.	18	Positive	Negative
28	06 Aug.	13 Aug.	7	Alternating	Alternating
29	12 Aug.	26 Aug.	14	Alternating	Alternating
30	24 Aug.	13 Sep.	21.5	Alternating	Alternating
31	01 Sep.	10 Sep.	9	Positive	Negative
32	10 Sep.	20 Sep.	10	Positive	Negative
33	11 Sep.	20 Sep.	9	Positive	Negative
34	13 Sep.	25 Sep.	12	Negative	Positive
35	24 Sep.	10 Oct.	16	Alternating	Alternating
36	25 Aug.	07 Sep.	12	Alternating	Alternating
37	28 Sep.	05 Oct.	7	Positive	Negative
38	28 Sep.	05 Oct.	7	Alternating	Alternating
39	13 Oct.	24 Oct.	11	Negative	Positive
40	29 Oct.	08 Nov.	9.5	Positive	Negative
41	01 Nov.	06 Nov.	5	Positive	Negative
42	05 Nov.	16 Nov.	11	Positive	Negative
43	27 Oct.	04 Nov.	7	Alternating	Alternating
44	04 Dec.	10 Dec.	6.5	Alternating	Alternating
45	16 Dec.	21 Dec.	5	Positive	Negative
46	19 Dec.	26 Dec.	7	Positive	Negative
47	28 Nov.	05 Dec.	8	Positive	Negative
48	29 Nov.	04 Dec.	6	Alternating	Alternating