Tag: 2024

Official

SPC Dec 23, 2024 1300 UTC Day 1 Convective Outlook

SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0642 AM CST Mon Dec 23 2024 Valid 231300Z - 241200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Severe thunderstorms are not forecast through tonight across the contiguous United States. ...Synopsis... Water-vapor imagery this morning shows a mid-level trough over AZ moving east and a northern stream trough over the Pacific Northwest. The northern mid-level trough will latitudinally expand southward into the central Rockies/south-central High Plains as a ridge amplifies over the Interior West in its wake. As this occurs, a partial phasing of mid-level trough
Official

SPC Dec 23, 2024 Day 4-8 Severe Weather Outlook

Day 4-8 Outlook Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0355 AM CST Mon Dec 23 2024 Valid 261200Z - 311200Z ...DISCUSSION... Severe-weather potential is still expected for Days 4-6 Thursday-Saturday, as an upper trough emerging from California and the Southwest deserts moves toward the Ozarks/Deep South by Thursday/Day 4. At least a low-end multi-day regional severe risk is expected across south-central and east/southeast Texas towards parts of the ArkLaTex, and possibly the Lower Mississippi Valley. In particular, Thursday/Day 4 could ultimately warrant Slight Risk-caliber severe probabilities across south-central to east/southeast Texas although guidance variability persists, while
Official

SPC Dec 23, 2024 0100 UTC Day 1 Convective Outlook

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0656 PM CST Sun Dec 22 2024 Valid 230100Z - 231200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Severe thunderstorms are not forecast across the contiguous United States through tonight. ...Synopsis... An upper trough currently exists along the coastal Pacific Northwest this evening, and height rises will occur tonight as the wave moves northeastward across OR and WA. In the near term, a few thunderstorms will remain possible over coastal northern CA, and farther north across western WA beneath the cooler air aloft. Most of the
Florida State Watch Office Morning Situation Report for Sunday, December 22, 2024
Official

Florida State Watch Office Morning Situation Report for Sunday, December 22, 2024

Florida State Watch Office Morning Situation Report EOC Activation Level:  Level 2 Meteorological Summary: Another chilly start across the Sunshine State, with many below freezing temperatures (27 to 31-degrees)  observed across North Florida this morning. Northerly to northeasterly winds will continue to bring cooler and drier conditions today, with afternoon high temperatures 3 to 6-degrees below normal for many North Florida locations.  Winds become breezy along the Northeast Florida Coast this afternoon, with gusts reaching 15-20 mph  at times. Rain chances remain near-zero largely statewide, with isolated to widely scattered coastal showers possible for East-Central Florida (20-30% chance of rain). 
Official

SPC Dec 22, 2024 1300 UTC Day 1 Convective Outlook

SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0700 AM CST Sun Dec 22 2024 Valid 221300Z - 231200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Severe thunderstorms are not forecast across the contiguous United States through tonight. ...Synopsis... Water-vapor imagery this morning shows an upper trough over the eastern Pacific to the west of the Pacific Northwest coast. This upper feature will move east-northeast into British Columbia and WA/OR tonight. Cooling midlevel temperatures will result in weak buoyancy (100-200 J/kg MUCAPE) late today into tonight from portions of northern CA northward along the