SPC Mar 31, 2025 1930 UTC Day 3 Severe Thunderstorm Outlook
SPC 1930Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0230 PM CDT Mon Mar 31 2025 Valid 021200Z - 031200Z ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FROM THE GREAT LAKES INTO PARTS OF THE MID MS VALLEY AND ARKLATEX... ...SUMMARY... An outbreak of severe storms is possible Wednesday and Wednesday night across the Lower Great Lakes, Mid Mississippi Valley, and the ArkLaTex. Severe wind gusts, very large hail, and significant tornadoes are expected. ...Synopsis... No major changes have been made to the outlook, aside from tightening the gradient in severe probabilities across
SPC Mar 31, 2025 0600 UTC Day 2 Convective Outlook
SPC 0600Z Day 2 Outlook Day 2 Convective Outlook CORR 1 NWS Storm Prediction Center Norman OK 0115 AM CDT Mon Mar 31 2025 Valid 011200Z - 021200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS PORTIONS OF THE CENTRAL AND SOUTHERN PLAINS INTO THE MIDWEST... CORRECTED FOR TYPO ...SUMMARY... Severe thunderstorms are possible late Tuesday afternoon across the central and southern Plains, with the severe threat expected to spread eastward Tuesday night. Large to very large hail, severe gusts, and a few tornadoes are all possible. ...Central and Southern Plains into the Midwest... A somewhat complicated convective evolution
Florida State Watch Office Morning Situation Report for Friday, January 31, 2025
Florida State Watch Office Morning Situation Report EOC Activation Level: Level 2 Meteorological Summary: A cold front approaching the state from the west will push a broken line of showers with embedded thunderstorms through the Panhandle and into the Western Big Bend this afternoon and evening (50-85% chance of rain). Marginal Risk (level 1 of 5) for Severe Weather along the Panhandle and Western Big Bend; isolated strong to severe thunderstorms capable of producing occasional lightning, isolated damaging wind gusts, and an isolated brief tornado possible. Storms will weaken and become increasingly scattered as they move towards the I-75 corridor
Photo and Video Chronology — December 31, 2024 — Kīlauea summit eruption continues
Here, a Hawaiian Volcano Observatory geologist takes images and measurements of lava fountain heights during the ongoing Kīlauea summit eruption on December 31, 2024; the eruption began on December 23 and has continued in episodic pulses. Geologists conduct shifts throughout the week to monitor the eruption and note any changes. On December 31, fountain heights reached approximately 80 feet (25 meters) and lava flows continued to cover the floor of Halemaʻumaʻu crater. Observatory staff wear personal protective equipment such gas masks to protect themselves from volcanic gas emissions that can quickly change with the winds and eruptive activity. USGS photo
SPC Dec 31, 2024 1730 UTC Day 2 Convective Outlook
SPC 1730Z Day 2 Outlook Day 2 Convective Outlook NWS Storm Prediction Center Norman OK 1043 AM CST Tue Dec 31 2024 Valid 011200Z - 021200Z ...NO THUNDERSTORM AREAS FORECAST... ...SUMMARY... Thunderstorms are not expected Wednesday. ...Synopsis... An upper low will be situated over northern Ontario with a broad area of lower heights across the Canadian Prairies. South of this low, a broad fetch of moderate to strong high-level flow will extend from the western US into the Southeast, with a leading wave ejecting in negative-tilt fashion across the Northeast. With time, upper ridging will occur along the West Coast.
SPC Dec 31, 2024 1630 UTC Day 1 Convective Outlook
SPC 1630Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1025 AM CST Tue Dec 31 2024 Valid 311630Z - 011200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING FROM EASTERN KENTUCKY INTO THE MID ATLANTIC REGION.... ...SUMMARY... Damaging to isolated marginally severe gusts, isolated large hail, and a brief tornado are possible today from the central Appalachians to parts of the Mid-Atlantic. ...KY to the Mid Atlantic Region... A potent, negatively-tilted shortwave trough will move from the upper OH Valley into NY/PA today, with an associated 80-100 knot mid-level speed
SPC Dec 31, 2024 1300 UTC Day 1 Convective Outlook
SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0657 AM CST Tue Dec 31 2024 Valid 311300Z - 011200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS FROM THE CENTRAL APPALACHIANS TO PARTS OF THE MID-ATLANTIC... ...SUMMARY... Damaging to isolated marginally severe gusts, isolated large hail, and possibly a brief tornado, are possible today from the central Appalachians to parts of the Mid-Atlantic. ...Synopsis... In mid/upper levels, a progressive shortwave pattern will persist within a broadly cyclonic flow field covering much of the CONUS from the Rockies eastward. The most important of these
SPC Dec 31, 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 Mon Dec 30 2024 Valid 310100Z - 311200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Isolated thunderstorms will be possible tonight in parts of the mid Mississippi and lower Ohio Valleys, but no severe threat is expected. ...DISCUSSION... A shortwave trough, evident on water vapor imagery over the central U.S., will move eastward across the mid Mississippi Valley tonight. Isolated thunderstorm development is expected after midnight ahead of the trough over parts of the mid Mississippi and lower Ohio Valleys, where surface dewpoints