SPC Feb 22, 2025 1300 UTC Day 1 Convective Outlook
SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0630 AM CST Sat Feb 22 2025 Valid 221300Z - 231200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Scattered thunderstorms remain possible from the middle and upper Texas Coast toward the Sabine Valley late today and overnight. A few storms could produce some small hail. ...Synopsis... Recent satellite imagery shows a pair of shortwave troughs progressing through the southern stream, with the lead wave moving through the Ozark Plateau and the second wave dropping through AZ towards northern Mexico. The lead wave is forecast to continue
SPC Feb 22, 2025 Day 4-8 Severe Weather Outlook
Day 4-8 Outlook Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0252 AM CST Sat Feb 22 2025 Valid 251200Z - 021200Z ...DISCUSSION... At the beginning of the forecast period, dry conditions will be prevalent across the entire Gulf basin. Southerly flow and some moisture return will begin Tuesday and Wednesday before another cold front pushes dry air into the Gulf again early Thursday. This continued dry air across the Gulf will continue to limit moisture availability needed for any severe weather threat. Beyond D8/Sat there is a better signal for ridging across the central Plains and a
SPC Feb 22, 2025 0100 UTC Day 1 Convective Outlook
SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0618 PM CST Fri Feb 21 2025 Valid 220100Z - 221200Z ...NO THUNDERSTORM AREAS FORECAST... ...SUMMARY... Thunderstorms remain unlikely through tonight. ...Discussion... High pressure will remain situated over the majority of the CONUS through tonight, with any appreciable low-level moisture well offshore into the western Gulf. While a shortwave trough will move across AZ and NM tonight, loss of heating should minimize lapse rates and instability there. ..Jewell.. 02/22/2025 Read more
Photo and Video Chronology — January 22, 2025 — Brief episode 5 of Kīlauea summit eruption
test In the early evening of Wednesday, January 22, just a few hours into the fifth episode of Kīlauea's summit eruption, USGS Hawaiian Volcano Observatory geologists captured this high-resolution video of lava fountains at the northern eruptive vent (right) within Halema‘uma‘u crater. The southern eruptive vent (left) was degassing but not actively erupting at the time. USGS video by M. Zoeller. This telephoto view of the northern eruptive vent within Halema‘uma‘u crater at the summit of Kīlauea was captured through the lens of a laser rangefinder late in the afternoon on Wednesday, January 22, 2025. USGS Hawaiian Volcano Observatory geologists
Florida State Watch Office Morning Situation Report for Wednesday, January 22, 2025
Florida State Watch Office Morning Situation Report EOC Activation Level: Level 2 Meteorological Summary: Winter Storm Warnings and Winter Weather Advisories remain in effect throughout North Florida through this morning and into the afternoon as the winter storm continues to bring precipitation across Northeast Florida. Very slick and icy conditions can be expected this morning throughout North Florida as precipitation has fallen, accumulated and frozen over. Be very cautious if you must drive! Extreme Cold Warnings remain in effect across the Panhandle and western Big Bend until 10:00 AM EST/11:00 AM CST for those wind chills in the
SPC Jan 22, 2025 2000 UTC Day 1 Convective Outlook
SPC 2000Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0154 PM CST Wed Jan 22 2025 Valid 222000Z - 231200Z ...NO THUNDERSTORM AREAS FORECAST... ...SUMMARY... The risk for thunderstorms appears negligible across the U.S. through tonight. ...20z Update... No changes were made to the valid outlook. High pressure is supporting cold and dry conditions over much of the eastern and western US. Offshore flow over the eastern seaboard and Gulf Coast will preclude thunderstorm development. See the prior outlook for additional information. ..Lyons.. 01/22/2025 .PREV DISCUSSION... /ISSUED 1026 AM CST Wed Jan 22 2025/
SPC Jan 22, 2025 1930 UTC Day 3 Severe Thunderstorm Outlook
SPC 1930Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0109 PM CST Wed Jan 22 2025 Valid 241200Z - 251200Z ...NO THUNDERSTORM AREAS FORECAST... ...SUMMARY... Thunderstorms are not forecast for Friday. ...Synopsis... Expansive surface high pressure and cold temperatures are forecast across much of the CONUS. Continental trajectories will remain offshore, resulting in a dearth of boundary layer moisture and instability. As a result, thunderstorms are not expected through early Saturday morning. ..Leitman.. 01/22/2025 Read more
SPC Jan 22, 2025 Day 4-8 Severe Weather Outlook
Day 4-8 Outlook Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0130 AM CST Wed Jan 22 2025 Valid 251200Z - 301200Z ...DISCUSSION... On Saturday/D4, an upper trough will be exiting the Northeast early, with temporary zonal flow across much of the central and eastern states. The large-scale upper low by this time will be located around Hudson Bay, with a low-amplitude feature possibly rotating eastward across the Great Lakes. To the west, an upper trough and/or cut-off low will drift southward across CA and NV, as upper ridging develops north of there across southern BC and the
SPC Jan 22, 2025 0830 UTC Day 3 Severe Thunderstorm Outlook
SPC 0830Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0125 AM CST Wed Jan 22 2025 Valid 241200Z - 251200Z ...NO THUNDERSTORM AREAS FORECAST... ...SUMMARY... Thunderstorms are not forecast for Friday. ...Synopsis... On Friday, an upper trough will extend from the Great Lakes southwestward into TX, with strong southwest flow aloft from across the Southeast. This trough will be progressive and move off the East Coast by early Saturday, allowing for rising heights/warming aloft across much of the CONUS. Meanwhile, another upper trough will develop southward into parts of the northwestern states. At the
SPC Jan 22, 2025 0700 UTC Day 2 Convective Outlook
SPC 0700Z Day 2 Outlook Day 2 Convective Outlook NWS Storm Prediction Center Norman OK 1147 PM CST Tue Jan 21 2025 Valid 231200Z - 241200Z ...NO THUNDERSTORM AREAS FORECAST... ...SUMMARY... Thunderstorms are not forecast on Thursday. ...Synopsis... A cool and stable pattern will persist on Thursday across the CONUS, with a sprawling area of high pressure stretching from the Great Basin to the East Coast. An elongated, positive-tilt upper trough will extend from Quebec southwestward across the Great Lakes and into the southern High Plains by 00Z, and will move toward the MS Valley into Friday morning. Given high