Today’s Forecast Good morning and happy Wednesday! I hope everyone had a great summer and has been enjoying some of the cooler temps since this past week! Today will be very similar to yesterday. Temps and dewpoints will continue to … Continue reading →
: Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events August 29, 2023 Meteorological Autumn Starts Today The meteorology of a region does not necessarily follow the calendar , and that is certainly true for the . Northwest Calendar autumn--starting at the fall or autumnal equinox-- begins on September 23. But meteorological autumn in the Northwest generally starts the last week of August , with increasing precipitation and declining . temperatures And this year will be no exception The satellite image this morning shows clouds and showers over the Northwest and developing weather systems offshore . with our name on it Showers and thunderstorms have moved through the region during the past several hours , as shown by 6:30 AM
: , , Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events August 22, 2023 Smoke Moves Out , Rain Moves in , and the a Westside Wildfire Threat With the onset of moderate onshore flow , the smoke has been pushed out of western Oregon and Washington , with relief now spreading over eastern Washington greens indicate good air quality , and yellow is acceptable Moisture from ex-Hurricane Hillary has wet down the interior of the Northwest , with precipitation over the past 36 hr really soaking northeast Oregon and Idaho . nbsp Plenty over the eastern side of Washington State . nbsp Excellent news on many fronts , including the suppression of . wildfires 36-h rainfall ending 1 PM Tuesday Currently , there is a potent low-pressure
This summer 2023, NOAA-21 VIIRS Near-Constant Contrast (NCC) imagery has become available for National Weather Service (NWS) users to access in the Advanced Weather Interactive Processing System – II (AWIPS-II) via the Satellite Broadcast Network (SBN). With the addition of … Continue reading →
: Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events August 20, 2023 Smoke Increased Rapidly this Afternoon But Soon Will Be History Call it a smoke storm perhaps , but the well-forecast onslaught of mainly British Columbia wildfire smoke came in with a . vengeance But before I discuss the details , let me note that our new-found ability to predict the generation and movement of wildfire smoke has become extraordinarily good . nbsp Good enough to help warn vulnerable populations days in . advance And our ability to predict the winds that can initiate and expand wildfires has also developed rapidly . nbsp Lahaina and similar wildfire disasters don't have to . happen The visible satellite imagery this afternoon shows both
: Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events August 19, 2023 Smoke and Tropical Storm Hilary There is an interesting mix of weather this . weekend On one hand Hurricane Hilary , soon to be a tropical storm , is off the southern tip of Baja and moving quickly northward see satellite image his AM A current of enhanced amounts of water vapor leads the storm resulting in substantial precipitation even now over the Southwest . U.S The storm path is now clear , with the remnant of Hilary passing over eastern Oregon and Washington see below An ex-tropical storm over Washington State . Although Hilary will now rapidly weaken , it will produce very heavy rain over the U.S . Southwest and lighter rain over eastern Oregon and
: Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events August 17, 2023 Tropical Storm Hilary Will Hit Southern California--- the Pacific Northwest Will Get a Sample of It Although unusual , southern California occasionally gets hit by tropical storms moving up from Baja , California , and such an event will occur during the next few days . nbsp As shown in the satellite image this morning , Hurricane Hilary is now west of Central America and shows a well-defined eye and impressive cloud . rainbands The latest forecasts suggest that Hilary will move north-northwest towards southern California and greatly strengthen during the next few days , followed by a rapid weakening . nbsp Below are the forecast tracks of several model
: Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events August 15, 2023 The Real Cause of the Maui Wildfire Disaster This blog will discuss the key reason for the Maui disaster , one not discussed by the media and others a high amplitude atmospheric wave forced by strong winds interacting with the mountains of northwest Maui . nbsp An atmosphere wave that produced powerful , dry downslope winds on the western slopes of West Maui . mountains A vertical cross-section of the predicted mountain wave . nbsp Explained in detail below The terrible disaster in Maui has been leading the news cycle for a week now , with media and others proposing many causes : nbsp climate change , drought , dry invasive grasses , and Hurricane Dora to
Storms moving through West Alabama will dissipate and move out by the time you head to bed. Dangerous heat sticks in the forecast for one more day. Feels-like temperatures can reach up to 110 degrees tomorrow! Most of the state is experiencing dangerous heat due to hot temperatures and thick gulf moisture. Make sure to […].gif)
: Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events August 13, 2023 Smoke Reaches Western Washington With a Significant Northwest Wildfire Threat and Willamette Heatwave While deserved attention is being given to the terrible tragedy on Maui , a significant wildfire threat now exists over our . area Before I discuss the situation , let me note that wildfire smoke has entered western Washington . and one can smell it in . Seattle Smoke is coming from the only significant fire burning in Washington State , the lightning-initiated Sourdough fire in the North Cascades . nbsp The latest PurpleAir sensor map shows moderate air quality yellow over central Puget Sound and much worse numbers near Ross Lake in the north . CascadesStorms moving through West Alabama will dissipate and move out around dinnertime. The severe thunderstorm watch over most of Central Alabama will expire at 6pm. After this you can expect a quiet and dry evening. Feels-like temperatures can reach up to 112 degrees tomorrow! Most of the state is experiencing dangerous heat due to hot […]The National Weather Service in Birmingham has issued a * Severe Thunderstorm Warning for…Southwestern Fayette County in west central Alabama…Southeastern Lamar County in west central Alabama…* Until 430 PM CDT.* At 340 PM CDT, a severe thunderstorm was located near Blooming Grove, or 7 miles southeast of Vernon, moving southeast at 20 mph. HAZARD…60 mph […]The National Weather Service in Birmingham has issued a* Severe Thunderstorm Warning for…Northeastern Calhoun County in east central Alabama…Etowah County in northeastern Alabama…Northeastern Cleburne County in east central Alabama…Southern Cherokee County in northeastern Alabama… * Until 445 PM CDT.* At 329 PM CDT, severe thunderstorms were located along a line extending from near Tabor Road […]SEVERE THUNDERSTORM WATCH 633 REMAINS VALID UNTIL 6 PM CDT THIS EVENING FOR THE FOLLOWING AREASIN ALABAMA THIS WATCH INCLUDES 15 COUNTIESIN CENTRAL ALABAMA BLOUNT CALHOUN CHEROKEECLAY CLEBURNE ETOWAHFAYETTE JEFFERSON MARIONRANDOLPH SHELBY ST. CLAIRTALLADEGA WALKER WINSTON BIBB CHAMBERS CHILTONCOOSA LAMAR PICKENSTALLAPOOSA TUSCALOOSA THIS INCLUDES THE CITIES OF ALABASTER, ANNISTON, ASHLAND,BIRMINGHAM, CENTRE, COLUMBIANA, FAYETTE, GADSDEN, HALEYVILLE,HAMILTON, […]
: Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events August 11, 2023 The Origin of the Hawaii Fires Preventing a Similar Tragedy in the Future The terrible fires around Lahaina , Maui have resulted in a death toll of 67 which will certainly rise and an economic loss of billions of . dollars We can take steps to prevent this from happening again , including understanding why this event occurred and building the observation , warning , and action infrastructure as . California Why did this event occur The origin of this disaster is now becoming clear : nbsp massive amounts of dry , dead fuel mainly grass strong downslope winds produced by strong trades interacting with local mountains , and human ignition , most probablyGood Friday afternoon! Our local weather has included a few showers and storms in spots this afternoon, but where it’s not raining, it is very hot! Temperatures will fall into the 70s tonight, with a few evening storms remaining possible. An excessive heat warning has been issued for our area for Saturday, as the heat […]Good Thursday afternoon! Much of west and central Alabama started off the day very wet, with showers and storms ending this afternoon. Another wave of showers and storms will become possible overnight, but model data is struggling on whether this next round will even exist. Unsettled weather can be expected at times on Friday. While […]Good Wednesday afternoon! As of 5pm, we’re dealing with strong to severe storms to the north of I-20. The risk of scattered storms will remain in the forecast into tonight as well as Thursday. Unsettled weather can be expected at times on Thursday and Friday. While I don’t expect an all day rain, a passing […]
: Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events August 09, 2023 Wind-Driven Wildfires on Maui Large fires are now burning on Maui , Hawaii with severe damage to the historic town of Lahaina on Maui's west . side Downtown Lahaina burning . nbsp Picture courtesy of Alan Dickar Satellite imagery shows two major fires . one near Lahaina and the other in the high country east of Kihei see images below , the orange and red dots show the fires As I will discuss below , these fires are the results of strong winds and bountiful grass , plus human ignition sources . nbsp Wetter and cooler than normal conditions during the past six months played a . role Wildfires and Hawaii Believe it or not , Hawaii is one of the most
: : . Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events August 07, 2023 Continued Major Errors and Misinformation In Seattle Times Climate Stories : Damaging and Unnecessary . During the past weeks , profoundly flawed and error-filled stories on climate change have been headlined in the Seattle Times . nbsp Stories that can easily be demonstrated to have serious factual and interpretative errors . nbsp Stories that grossly misinform Seattle Times readers and work against efforts to mitigate global . warming Let me demonstrate the . problem Saturday's front-page story describes how because of urbanization more than half of Seattle's population resides in areas where daytime temperatures are over 8 degrees hotter than they
: , Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events August 05, 2023 A Cooler , Wetter Week Ahead A well-timed cooler wetter period is now ahead , which should reduce the potential for local wildfires next . week This morning , a band of clouds with embedded cumulus convection extends from Idaho to across the entire State of . Washington The latest weather radar image shows some rain in this cloud mass , particularly over the southern Cascades and into southwest . Washington At Crystal Mountain , near Mount Rainier , it is cloudy with some recent light : rain This could band , associated with a weak atmospheric low-pressure area , was over eastern Oregon and southeast Washington yesterday , resulting in significant rain : , . Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events August 03, 2023 The Northern Washington Coast Had Their Warmest July on Record , But the Rest of the Region Did Not . Why July 2023 was a mixed bag regarding temperature across the U.S . nbsp Some locations had their warmest July on record , mainly the Desert Southwest and Gulf of Mexico locations , while others had a relatively cool year High Plains and Midwest But look carefully and you will notice the northwest corner of Washington State also had its warmest July in the historical record about 50 years Impressive Looking closer you will notice something interesting : although the NW portion of Washington near Quillayute had its warmest July on record , that was
The Joint Polar Satellite System (JPSS) constellation consists of 5 satellites: SNPP, NOAA-20, NOAA-21, and the upcoming JPSS-3 and JPSS-4 satellites that will launch within the next decade. Focusing on the three active satellites, the current JPSS orbital configuration has … Continue reading →