A Moderate Risk of heavy precipitation is indicated for the Lower Mississippi, Tennessee, and parts of the Ohio Valleys 11/30-12/3, surrounded by a broader Slight Risk area 11/29-12/5. Flooding is possible in parts of the Lower Mississippi Valley.

Below Normal Temperatures Likely for the Central and Eastern U.S. Late Nov into Early Dec, visit https://t.co/qxae4HdK7U for more information!

A significant pattern change is becoming increasingly likely across much of the country during late November and early December. https://t.co/UxC7DZQhx6

La Niña is favored to continue into the Northern Hemisphere winter, with a transition to ENSO-neutral most likely in January-March 2026 (61% chance). A #LaNina Advisory remains in effect. #ENSO https://t.co/5zlzaZ0D9Z

A Moderate Risk of Heavy Precipitation is indicated over parts of the Southeast 11/19-20, with a broader area of Slight Risk of Heavy Precipitation for 11/18-22. Areas within the moderate risk may see over an inch of rain over a 1 day period. https://t.co/miSniPvsny

Southward extension of atmospheric river activity late next week favors increasing potential for heavy precipitation across southern California including the Los Angeles area, and high elevation heavy snowfall over the Sierra Nevadas. https://t.co/YaVS77HWRR

Heavy precipitation, heavy snow, and high winds are forecast for the Pacific Northwest early in week-2 due to an atmospheric river event. An East Coast storm is predicted to bring an increased chance of heavy precipitation to New England, Oct 31. https://t.co/YaVS77Hp2j

Chances are increasing for heavy rain across major metro areas of the Mid-Atlantic and Northeast at the end of October. Rainfall totals greater than an inch possible for the period Oct 29-31. Affected cities include NYC, Philadelphia, Boston, Baltimore, DC, Richmond, and Norfolk.

Updated Key Message for Atmospheric river event favors increased chances of stormy weather over the Western U.S. during late October https://t.co/miSniPvsny

Atmospheric river event favors increased chances of stormy weather over the Western U.S. during late October

La Niña conditions are present and favored to persist through December 2025-February 2026, with a transition to #ENSO-neutral most likely in January-March 2026 (55% chance). A #LaNina Advisory is now in effect. https://t.co/5zlzaZ0D9Z

Heavy precipitation is forecast for the Southwest late next week, as moisture from one or two potential tropical cyclones moves into the region from the Eastern Pacific. In areas of recent burn scars or in elevated terrain, flash flooding may result. https://t.co/YaVS77HWRR

The start of the wet season across the Pacific Northwest is predicted to begin by next week. Chances of 50-60% above-normal precipitation are predicted for the region during week-2, with 60-70% across coastal Washington and Oregon.

A transition from #ENSO-neutral to La Niña is likely in the next couple of months, with a 71% chance of La Niña during Oct-Dec 2025. Thereafter, La Niña is favored but chances decrease to 54% in Dec 2025-Feb 2026. A #LaNina Watch remains in effect. https://t.co/5zlzaZ1aZx

Rapid onset drought possible across much of the OH, TN, and MS Valleys during mid-late Sep. Less than 25% of normal rainfall has fallen during the past 30 days for much of the region. Below normal precipitation and above normal temperatures are favored for much of the area.

A pattern change to warmer than normal temperatures is predicted for the central U.S. during week-2.

ENSO-neutral is most likely through late Northern Hemisphere summer 2025 (56% chance in Aug-Oct). Thereafter, a brief period of La Niña conditions is favored in fall and early winter 2025-26 before reverting to #ENSO-neutral. A #LaNina Watch is in effect. https://t.co/5zlzaZ1aZx

NOAA urges both coastal and inland communities to prepare for severe weather as we approach the historical peak of #HurricaneSeason Our August 7 update: https://t.co/khINo8zRfX @NWS @NWSCPC

The August 7 update to NOAA's 2025 Atlantic Hurricane Season Outlook calls for: 13-18 named storms, 5-9 hurricanes & 2-5 major hurricanes. Our prediction for an 'above-normal' season remains on track. PREPARE NOW. --> See our news release + downloadable infographics at:

Chances for Atlantic tropical cyclone formation normally rise in August, and this year is no different! Formation chances are currently forecast to increase for the Central Atlantic through mid-August. Get the latest on any tropical development at https://t.co/mGfw2CwAmq.