SPC Dec 13, 2024 1930 UTC Day 3 Severe Thunderstorm Outlook
SPC 1930Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0130 PM CST Fri Dec 13 2024 Valid 151200Z - 161200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Severe thunderstorm potential is expected to remain limited on Sunday. ...Synopsis... A broad mid-level trough will move from the Great Basin on Sunday morning to the central Plains by Monday morning, amplifying early Monday morning. Lee troughing will persist through the period across the Plains which will strengthen the low-level jet and increase moisture advection into the Plains and Ozarks. Weak isentropic ascent could lead to isolated thunderstorm
Hydrologic Outlook issued December 13 at 3:28PM PST by NWS Seattle WA
ESFSEW We are canceling the hydrologic outlook as chances of floOding along the Skokomish River in Mason County have decreased below 30%. We will continue to monitor if conditions change. Please monitor the latest river forecasts from the National Weather Service for additional information.
Hydrologic Outlook issued December 12 at 2:39PM PST by NWS Seattle WA
ESFSEW A stronger storm will set up along the coast over the weekend with the potential to bring more significant precipitation to the region. Heaviest amounts over the southwestern slopes of the Olympic Mountains may result in potential for the Skokomish River to rise above flood stage Saturday afternoon. Snow levels around 4500 feet Saturday are expected to lower to around 3000 feet early Sunday morning. Ongoing precipitation through early next week could help keep the river levels elevated into Monday. Please monitor the latest river forecasts from the National Weather Service for additional information.
Hydrologic Outlook issued December 12 at 11:44PM AKST by NWS Fairbanks AK
ESFAFG Water from rain and melting snow have accumulated on river and lake ice which can weaken the ice as well as make it more difficult to visually assess ice quality. Those traveling or going onto ice-covered bodies of water should exercise extra caution. SEWARD PENINSULA
Hydrologic Outlook issued December 12 at 2:55PM AKST by NWS Fairbanks AK
ESFAFG Heavy snow accumulation on river and lake ice can cause overflow to occur on the ice surface but be invisible below the snow. This process can weaken the ice as well as make it more difficult to visually assess ice quality. Those traveling on or going onto ice- covered bodies of water should exercise extra caution.
Hydrologic Outlook issued December 12 at 2:34PM AKST by NWS Fairbanks AK
ESFAFG Water from rain and melting snow have accumulated on river and lake ice which can weaken the ice as well as make it more difficult to visually assess ice quality. Those traveling or going onto ice-covered bodies of water should exercise extra caution.
Hydrologic Outlook issued December 12 at 1:30PM AKST by NWS Anchorage AK
ESFAFC Elevated River Levels Will Continue Along the Anchor River Through the Weekend Ice jams and high water are moving through the lower reaches of the Anchor River near Anchor Point. Lowland flooding will continue into the weekend due to remnant ice jams still in the channel. Ice will move down river and allow impounded water to exit the system by this weekend. Please continue to heed road restrictions and use caution when encountering flooded roadways which may turn icy.
SPC Dec 13, 2024 Day 4-8 Severe Weather Outlook
Day 4-8 Outlook Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0337 AM CST Fri Dec 13 2024 Valid 161200Z - 211200Z ...DISCUSSION... A shortwave upper trough will traverse the Midwest and Great Lakes region on Day 4/Mon. Meanwhile, a cold front will track southeast across the southern Plains and Mid-South vicinity, extending from northern AL toward the Upper TX Coast/south-central TX by early Day 5/Tue. Southerly low-level flow ahead of the front will bring Gulf moisture across the south and east Texas into the lower MS Valley/central Gulf coast region, aiding in modest destabilization on Monday. However
SPC Dec 13, 2024 0830 UTC Day 3 Severe Thunderstorm Outlook
SPC 0830Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0151 AM CST Fri Dec 13 2024 Valid 151200Z - 161200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Severe thunderstorm potential is expected to remain limited on Sunday. ...Synopsis... An upper trough will migrate east from the Rockies into the Plains on Sunday. As this occurs, a surface low will track across the northern Plains. Meanwhile, a cold front will develop southeast across much of the northern/central Plains through the day. The front will continue southeast through the nighttime hours, becoming positioned from near Lake Michigan
SPC Dec 13, 2024 0700 UTC Day 2 Convective Outlook
SPC 0700Z Day 2 Outlook Day 2 Convective Outlook NWS Storm Prediction Center Norman OK 1154 PM CST Thu Dec 12 2024 Valid 141200Z - 151200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Severe thunderstorms are not expected on Saturday. ...Central/South-Central States... An upper cyclone and attendant trough will lift east/northeast from the central/southern Plains toward the Great Lakes on Saturday. Only a weak reflection of this upper system is expected at the surface, where a low over eastern KS during the morning hours will generally weaken as it lifts northeast into the Upper Midwest. Southerly low-level flow will transport 60s