Evolution of the Water Vapor Plume over Eastern Europe during Summer 2010 Atmospheric Blocking

Table 4

Water vapor anomalies in the UTLS region (ppm) according to the MLS data, centered at 65°N, 50°E. The rest as in Table 3.

Level (hPa)	P1: 7–21 June	P2: 22 June–16 August	P3: 17–31 August	P1−P2		P3−P2		𝑃 value
46	−0.154	0.013	−0.048	0.167	(3)	−0.061	(1)	2⋅10^−5
56	−0.044	−0.046	0.081	−0.002	(0)	0.127	(3)	0.006
68	0.025	−0.129	0.326	−0.154	(−3)	0.455	(10)	4⋅10^−9
83	0.258	−0.44	0.146	−0.698	(−16)	0.586	(13)	1⋅10^−8
100	−0.175	0.178	−0.390	0.353	(8)	−0.568	(−12)	5⋅10^−7
121	−0.204	0.073	−0.176	0.277	(6)	−0.249	(−5)	0.004
147	0.933	−0.365	0.924	−1.30	(−29)	1.30	(29)	7⋅10^−8
178	−1.42	1.32	−2.26	2.74	(51)	−3.57	(−67)	8⋅10^−9
215	−9.30	6.68	−11.81	16.0	(179)	−18.6	(−208)	7⋅10^−9
261	−32.1	25.2	−43.7	57.3	(165)	−68. 9	(−198)	4⋅10^−9
316	−104	160	−221	264	(148)	−381	(−214)	3⋅10^−5