Date/Time (UTC)	Anomaly of geopotential height at 500 hpa level (m)
Date/Time (UTC)	Over north America	Over west of Atlantic Ocean
09/0000	−200	200
09/0600	−225	225
09/1200	−175	225
09/1800	−125	250
10/0000	−150	250
10/0600	−150	200
10/1200	−150	200
10/1800	−100	150
11/0000	−100	200
11/0600	−150	150
11/1200	−200	100
11/1800	200	150
12/0000	200	−300
12/0600	200	−300
12/1200	200	−300
12/1800	250	−300
13/0000	200	−200
13/0600	225	−225
13/1200	250	−200
13/1800	225	−225
14/0000	200	−200
14/0600	200	−175
14/1200	200	−175
14/1800	175	−175
15/0000	200	−150
15/0600	175	−150
15/1200	200	−150
15/1800	175	−100
16/0000	175	−100
16/0600	−100	−100
16/1200	−100	−100
16/1800	−125	−200
17/0000	−150	−200
17/0600	−100	−200
17/1200	−150	−200
17/1800	−175	−175