News
11/21/2025, 12:54 pm EST
A map of the north america AI-generated content may be incorrect.

Expected Evolving Snow Cover Is The Cold Weather Key for December

The chart to remember, heading into the weekend, is the 12Z GFS snow depth forecast for day-13 (Dec 3rd). Unlike the over-forecasting of snow tendency of the GFS (and ECM), snow depth forecasts are conservative and (more) reliable. On Dec. 3rd the 12Z GFS projects substantial snow cover pushing southward through the Great Plains and across New England.
11/20/2025, 12:44 pm EST
A map of the united states AI-generated content may be incorrect.

Latest NOAA/CPC Seasonal Drought and Long-lead Climate Forecasts

The latest NOAA/CPC Seasonal Drought Outlook indicates expanding drought from the Southwest U.S. across the 4-Corners region and Western Texas plus into the Mid-Atlantic region from the Southeast U.S. The Florida Peninsula is added to the developing drought forecast. Drought erosion is indicated across the northeast quadrant of Texas northeastward to the Midwest States. New England drought also eases. The Northwest U.S. drought is forecast to weaken (and end in some locations). Except for south coastal areas, drought development in California is not expected.
11/20/2025, 8:54 am EST
A map of the south america AI-generated content may be incorrect.

Central South America Rains Forecast to Shift Into Brazil

Operational forecasts continue to indicate a wet weather shift to Brazil. The mega-cluster ensemble indicates wet weather risk is highest in Northeast Brazil into the weekend while Argentina turns drier. The drier trend for Argentina is also evident during the medium range while wet focus shifts to East Brazil.
11/20/2025, 5:53 am EST
A map of the weather AI-generated content may be incorrect.

Unusual for La Nina Climate…Heavy Rains Texas

Excessive rainfall with flood risk is forecast for today southwest of San Antonio and in Arkansas. Excessive rainfall with flood risk returns to Texas and the southeast Great Plains SUN/MON. The NBM 10-day rainfall forecast indicates 5-7 in. of rain just north of Dallas.