TELECONNECTION INDICES
| MONTH | NAO | EA | EA-
JET |
WP |
| MAY 00 | 0.7 | --- | 0.1 | -0.9 |
| APR 00 | 0.4 | -0.3 | 0.9 | -0.8 |
| MAR 00 | 0.1 | -0.5 | --- | 1.2 |
| FEB 00 | 2.4 | 1.4 | --- | -0.2 |
| JAN 00 | 0.7 | -1.5 | --- | -0.3 |
| DEC 99 | 1.5 | 0.2 | --- | -0.5 |
| NOV 99 | 0.8 | -1.1 | --- | 0.0 |
| OCT 99 | -0.2 | 1.5 | --- | -0.7 |
| SEP 99 | 0.7 | 0.9 | --- | -2.5 |
| AUG 99 | -0.8 | --- | -0.6 | -0.5 |
| JULY 99 | 0.5 | --- | 0.3 | -0.5 |
| JUNE 99 | 0.7 | --- | 0.3 | -0.2 |
| MAY 99 | 0.9 | --- | 1.1 | 0.4 |
Standardized amplitudes of selected Northern Hemisphere teleconnection patterns for the most recent thirteen months. Pattern names and abbreviations are: North Atlantic Oscillation (NAO); East Atlantic pattern (EA); East Atlantic Jet pattern (EA-JET); West Pacificn pattern (WP). No value is plotted when a pattern does not appear as a leading mode in that month.