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06/24/2025, 5:10 am EDT
The CFS V2 month ahead forecast for the U.S. valid July 2025 indicates widespread above normal temperature from the southern Great Plains and Texas to the Northeast U.S. The southern Great Plains and Texas are where the hottest daytime temperature anomalies occur due to the combination of heat and drier than normal mid-summer climate.
06/23/2025, 8:22 am EDT
The Climate Impact Company U.S. selected cities CDD forecast for 2025 is updated. The summertime (JUN/JUL/AUG) CDD outlook adjusts hotter. The national average edges upward to 113.9% of the 30-year normal as the JJA-25 forecast edges close to 2022 and 2024 summertime observations which were 3rd and 4th hottest (respectively) on record.
06/19/2025, 6:36 am EDT
The hottest day in the 7-day NOAA/NWS excessive heat forecast is next Tuesday when the Ohio Valley, including the Chicago area, eastward through the Mid-Atlantic encounters widespread dangerously hot conditions.
06/17/2025, 3:31 pm EDT
Incoming excessive heat event for PJM misses ERCOT. In the PJM-East sector the primary peak is June 23-25. During this time, forecast models agree on near the 100F risk for the DCA/BWI/PHL stretch and NYC/BDL/BOS will be close. Making this heatwave unique is the extreme humidity and therefore heat index. Heat indices routinely flirt with 110F in this type of heat.
06/16/2025, 5:54 am EDT
NOAA/CPC has updated their monthly fire risk outlook for Canada, the U.S., and Mexico. The outlook continues to indicate a major westward expansion of fire risk in Canada for mid-to-late summer, steadily widening risk in the Northwest U.S. gradually reaching California while diminishing in Mexico and increasing in Texas.
Climate Impact Company Chart of the Day
Plenty Of Heat Ahead for Europe to Southwest Russia in July
The CFS V2 July 2025 climate forecast across Europe and Western Russia projects an upper-level high pressure system cresting over the Eastern Europe/Western Russia border. Previously issued ECM “weeklies” indicate the high pressure is slightly eastward. The sensible climate forecast projects widespread hot and dry weather across Central and East Europe, Ukraine, and Southwest Russia.
Climate Impact Company Climate Diagnostics
Deep Tropics Not Likely to Activate Until Around August 1st
ECMM "weeklies" maintain a much drier than normal precipitation regime across the deep tropics through late July. Implied is lack of any tropical cyclone activity through July emerging in the tropical North Atlantic basin. Areas to watch for possible development is the northern Gulf of Mexico and Bahamas. However, there is the possibility that tropical cyclone season may wait until August 1st for onset.