Fig. 4From: Detection of water vapor time variations associated with heavy rain in northern Italy by geodetic and low-cost GNSS receiversTime progression of the July 22, 2016, event (a, c, e) and the July 26, 2016, event (b, d, f), as seen through precipitation intensity maps derived from radar reflectivity observations. Such maps are published by the Centro Meteo Lombardo-CML, based on MeteoSwiss radar data. LT local time. a July 22—07:00 LT. b July 26—12:00 LT. c July 22—10:00 LT. d July 26—15:00 LT. e July 22—13:00 LT. f July 26—18:00 LTBack to article page