Image Title Start Date End Date Atmospheric Rivers Topics
Upper-Level Trough Approaches the West Coast 2025/03/11 20:00 2025/03/12 16:40
    Soggy Few Days for Pacific Northwest 2025/02/21 15:00 2025/02/24 15:50
      Atmospheric River Directs Plume of Moisture to West Coast 2025/02/13 03:00 2025/02/13 18:30
        Heavy Rain and Snowfall for West Coast From Atmospheric River 2025/02/03 17:00 2025/02/04 18:00
          Heavy Precipitation for Northwest US From Atmospheric River 2025/01/31 16:00 2025/02/03 16:50
            Atmospheric River Arrives at the Pacific Northwest 2025/01/30 19:00 2025/01/31 19:20
              Atmospheric River Cascades Over Alaska 2025/01/23 06:00 2025/01/24 17:50
                Atmospheric River Hits Northeast United States 2024/12/10 16:00 2024/12/11 18:10
                  Second Low Continues Driving Atmospheric River 2024/11/21 15:00 2024/11/22 15:00
                    Atmospheric River Pummels U.S. West Coast 2024/11/19 04:50 2024/11/21 15:50
                      Limb View of Bomb Cyclone Off PNW 2024/11/20 16:26 2024/11/21 00:46
                        Bomb Cyclone and Moonglint Off West Coast 2024/11/20 10:19 2024/11/20 10:19
                          Mid-Latitude Cyclone Delivers Moisture to West Coast 2024/11/12 18:00 2024/11/13 17:40
                            Heavy Rain for the Pacific Northwest from Atmospheric River 2024/10/18 15:00 2024/10/21 17:00
                              Atmospheric River Pelts Pacific Northwest With Heavy Rain 2024/10/17 21:00 2024/10/18 17:50
                                Atmospheric River Delivers Heavy Rain to Alaska 2024/08/04 18:00 2024/08/07 19:50
                                  Rainfall for Southeast Alaska due to Atmospheric River 2024/07/14 12:00 2024/07/15 20:20
                                    Atmospheric River for Chile
                                    Atmospheric River for Chile 2024/06/25 00:00 2024/06/27 20:30
                                      Second June AR for Chile
                                      Second June AR for Chile 2024/06/09 12:30 2024/06/13 22:00
                                        Atmospheric River for McMurdo Station
                                        Atmospheric River for McMurdo Station 2024/06/10 00:17 2024/06/13 06:06
                                          Atmospheric River for Chile
                                          Third June AR for Chile 2024/06/03 15:00 2024/06/05 19:00
                                            Plume of Moisture Reaches West Antarctica
                                            Plume of Moisture Reaches West Antarctica 2024/06/03 00:24 2024/06/04 23:45
                                              Atmospheric River Drenches Pacific Northwest 2024/06/02 12:00 2024/06/03 23:30
                                                Late Season Atmospheric River for California 2024/03/29 20:00 2024/04/01 13:30
                                                  Mid-Latitude Cyclone Arrives on West Coast 2024/03/29 15:16 2024/03/29 19:41
                                                    Blizzard Arrives in the Sierra Nevada Mountains 2024/03/01 15:00 2024/03/01 21:25
                                                      Next Atmospheric River for US West Coast Arrives 2024/02/29 21:00 2024/03/01 15:10
                                                        Powerful System Continues to Drive Moisture into the West Coast 2024/02/28 17:00 2024/02/29 21:20
                                                          Atmospheric River Delivers Winter Weather to the Pacific Northwest 2024/02/27 22:00 2024/02/28 17:40
                                                            Lightning-Filled Twenty Four Hours in California 2024/02/20 06:01 2024/02/21 06:01
                                                              California Continues to Feel the Impacts of the Current Atmospheric River 2024/02/19 19:00 2024/02/20 15:00
                                                                Showers and Storms Bring Flooding Risk to California 2024/02/19 15:00 2024/02/19 19:12
                                                                  California Feeling the Next Atmospheric River 2024/02/18 22:01 2024/02/19 14:01
                                                                    Storm System Packed with Lightning Over Pacific 2024/02/17 05:00 2024/02/18 05:00
                                                                      Another Atmospheric River Takes Aim on West Coast 2024/02/16 12:20 2024/02/16 22:10
                                                                        Swirls Spin-Up Within Pacific Storm System 2024/02/14 12:00 2024/02/15 17:10
                                                                          Multiple Storm Systems in the Pacific to Drench the Western US 2024/02/13 14:50 2024/02/14 16:30
                                                                            Pacific Moisture Snakes up to Alaska
                                                                            Pacific Moisture Snakes up to Alaska 2024/02/12 06:00 2024/02/13 17:00
                                                                              Showers Water the Desert Southwest 2024/02/08 15:01 2024/02/08 20:16
                                                                                Heavy Precipitation for the Southwest 2024/02/06 20:00 2024/02/07 14:00
                                                                                  Impressive Ten-Day Time Lapse of Multiple Atmospheric Rivers Hitting the US West 2024/01/29 00:02 2024/02/07 04:20
                                                                                    Heavy Rain and Snow Moves Into the Desert Southwest 2024/02/06 04:00 2024/02/06 20:20
                                                                                      Tropics Fed Atmospheric River Pounds Southern California 2024/02/04 16:00 2024/02/05 18:00
                                                                                        Atmospheric River Triggers Flash Floods in Southern California 2024/02/05 02:01 2024/02/05 15:41
                                                                                          Moisture Drenches the West Coast from Atmospheric River 2024/02/02 18:00 2024/02/05 00:30
                                                                                            California Feels Full Force of Second Atmospheric River 2024/02/04 16:01 2024/02/04 23:36
                                                                                              Atmospheric River Pummels California 2024/02/04 03:01 2024/02/04 17:01
                                                                                                Atmospheric River Round Two Arrives in California 2024/02/03 20:51 2024/02/04 02:41
                                                                                                  Next Atmospheric River Takes Shape in Eastern Pacific Ocean 2024/02/02 12:01 2024/02/02 20:41
                                                                                                    Atmospheric River Pounds West Coast With Storms 2024/02/01 15:01 2024/02/01 23:26
                                                                                                      Daytime View of West Coast Atmospheric River 2024/02/01 17:30 2024/02/01 21:00
                                                                                                        Full Evolution of First Atmospheric River 2024/01/29 01:50 2024/02/01 20:20
                                                                                                          Atmospheric River Impacts the West Coast 2024/01/31 16:00 2024/02/01 01:00
                                                                                                            A Water Vapor View of the Atmospheric River 2024/01/30 18:00 2024/01/31 19:00
                                                                                                              Atmospheric River Arrives in the Pacific Northwest 2024/01/31 05:10 2024/01/31 15:00
                                                                                                                Atmospheric River Through the Eyes of VIIRS Satellites 2024/01/30 20:59 2024/01/31 12:39
                                                                                                                  Jaw-Dropping View of Storm System Approaching US West Coast 2024/01/30 16:30 2024/01/31 05:10
                                                                                                                    Plume of Moisture Extends Across North Pacific
                                                                                                                    Plume of Moisture Extends Across North Pacific 2024/01/24 06:00 2024/01/24 21:00
                                                                                                                      Atmospheric River Soaks Western US
                                                                                                                      Atmospheric River Soaks Western US 2024/01/19 18:00 2024/01/22 16:00
                                                                                                                        Slow Moving Cold Front Brings Flooding Concerns to the Island of Hawai'i
                                                                                                                        Slow Moving Cold Front Brings Flooding Concerns to the Island of Hawai’i 2024/01/09 17:20 2024/01/09 19:15
                                                                                                                          Heavy Rain Floods Parts of SoCal and the Southwest US 2023/12/21 13:00 2023/12/22 17:10
                                                                                                                            Low off of Southern California Brings Heavy Rain 2023/12/20 17:01 2023/12/21 13:31
                                                                                                                              Wide View of Low Bringing Pacific Moisture to California 2023/12/19 00:00 2023/12/20 18:30
                                                                                                                                Multiple Systems Affect the North American West Coast
                                                                                                                                Multiple Systems Affect the North American West Coast 2023/12/12 12:00 2023/12/13 19:00
                                                                                                                                  Low Feeds Atmospheric River Into Western Europe
                                                                                                                                  Low Feeds Atmospheric River Into Western Europe 2023/12/06 16:00 2023/12/07 16:00
                                                                                                                                    Multiple Systems Line Up to Feed Moisture into the West Coast 2023/12/05 16:00 2023/12/06 16:00
                                                                                                                                      Pineapple Express Bombards Pacific Northwest with Heavy Rain 2023/12/04 10:00 2023/12/05 18:30
                                                                                                                                        Mid-Latitude Cyclone Briefly Reveals Itself in Winter Sun 2023/12/04 17:40 2023/12/05 00:30
                                                                                                                                          Mini Swirls within Larger Low-Pressure System 2023/12/04 20:19 2023/12/05 00:07
                                                                                                                                            Deep Upper-Level Trough Directs Moisture Plume at the Pacific Northwest 2023/12/04 15:00 2023/12/04 22:00
                                                                                                                                              High Impact Atmospheric River Approaches Pacific Northwest 2023/12/04 04:00 2023/12/04 15:30
                                                                                                                                                Multiple Systems Move Through the Pacific Northwest 2023/11/03 17:00 2023/11/06 17:00
                                                                                                                                                  Storm System Approaches Pacific Northwest 2023/11/02 14:20 2023/11/03 14:10
                                                                                                                                                    Atmospheric River Brings Much Needed Precipitation to the Pacific Northwest
                                                                                                                                                    Atmospheric River Brings Much Needed Precipitation to the Pacific Northwest 2023/11/02 00:01 2023/11/02 18:36
                                                                                                                                                      Two Separate Systems Affect the United States with Heavy Precipitation
                                                                                                                                                      Two Separate Systems Affect the United States with Heavy Precipitation 2023/10/24 20:00 2023/10/25 20:00
                                                                                                                                                        Full of Evolution of the Atmospheric River
                                                                                                                                                          Impressive Low Pressure System Swirls over North Pacific
                                                                                                                                                            Atmospheric River Takes Aim on Southern California 2024/02/19 20:10
                                                                                                                                                              Fire Hose of Moisture Pummels Southern California