Madden Julian Oscillation Triggers High Impact U.S. Weather Events; Weakens La Nina
02/18/2025, 8:15 am EST
Fig. 1: NOAA/CPC U.S. Seasonal Drought Outlook indicates expanding drought (yellow) across the southwest Great Plains to the northeast Great Basin and much of Florida. Drought remains across southern New England but erodes in northern New England. Drought continues in the coastal Mid-Atlantic and Carolina region.
Fig. 2-3: The NOAA/CPC probabilistic long-lead temperature and precipitation outlook for the U.S. valid for March 2025. ALERTS: Significant storms Ohio Valley; Early season heat/dryness Texas; Stormy Northwest U.S.
Fig. 4-5: The NOAA/CPC probabilistic long-lead temperature and precipitation outlook for the U.S. valid for March/April/May 2025. ALERTS: Wet spring Ohio Valley; Very dry 4-Corners region, early season heat Gulf Coast; Cool/wet Northwest.
Fig. 6-7: The NOAA/CPC probabilistic long-lead temperature and precipitation outlook for the U.S. valid for June/July/August 2025. ALERTS: Another hot summer West/Southwest/Texas and Florida plus the Northeast U.S. Corridor. Heavy rain events East Coast. Drought could spread northward to Interior Northwest.