This week weather

A southward dip in the jet stream will bring cooler weather and the risk of severe storms to parts of the Northeast this week. Another wave of cooler air is already spreading across the Northeast, but unlike the bone-dry and smoky conditions that were observed in many areas last week, the pattern this week has some rain and severe thunderstorms in the offing, Last week, a large southward dip in the Severe storms to eye part of I-95 corridor in Northeast This week is bringing a new southward dip in the jet stream and another storm at the same level of the atmosphere. However, the position of that storm is key, and there is some moisture available as well. The center of the storm was located over the Great Lakes region Tuesday. As this storm drifts along, it will take a much more southern track compared to last week's storm. "Winds from this week's storm will push smoke across the Great Lakes region and not across much of the Northeast most days," AccuWeather Senior Meteorologist Brett Anderson said. "That will mean much better air quality overall. But, sometimes, when the sun is out, high-flying smoke may cause the sky overhead to appear hazy." The same storm system will produce a round of severe thunderstorms as the leading edge of the chilliest air aloft advances eastward. • Areas from eastern Pennsylvania and much of New Jersey, eastern New York and southwestern and central New England will be at risk of the strongest storms. "Under the strong June sun during the late mo...

The warning covered parts of Leicester, Birmingham, Worcester, Gloucester and Oxford, with Liverpool and parts of the north west also affected. A yellow weather warning was also in place for thunderstorms and rain in parts of Scotland, Northern Ireland, much of southern England, Wales, and the Midlands and included London, Manchester and Bristol. Torrential rain temporarily stopped the Manchester City trophy parade after the club won the treble on Saturday. Advertisement "We've got high pressure starting to rebuild and when you get high pressure that's what gives us lots of dry, settled weather, like what we've had over the last couple of weeks." The forecast follows a weekend of scorching temperatures and heavy rainfall. Read more: A temperature of 32C (89.6F) was recorded at Kew Gardens in southwest London on Sunday and much of the UK was hotter than Monaco and the French Riviera where temperatures languished in the low 20s. However, temperatures on Sunday fell just short of this year's record high of 32.2C (89.96F) which was reached on Saturday in Chertsey, Surrey. London and Manchester are expected to see highs of 28C on Tuesday as the Mayor of London Sadiq Khan issued a high air pollution warning - the second of the year - caused by high temperatures and pollution being carried over from the continent. Guardsmen faint under blazing sun "Pollution and heat can be a dangerous combination, which is why I'm urging Londoners to look after themselves and each other by choos...

The National Weather Service It's been hot here, too, with highs in the 90-degree range and high humidity, but not heat-advisory hot. What is a heat advisory? “Heat advisories are issued for heat index values of 108 to 112 degrees,” said National Weather Service meteorologist Megan Tollefsen. “For the Daytona area, we are forecasting around 103 degrees." The heat index value does not simply reflect the temperature at a certain place; it also takes into account humidity levels. “It indicates what the temperature feels like to the human body when relative humidity is combined with the air temperature,” according to the NWS. “When the body gets too hot, it begins to perspire or sweat to cool itself off. If the perspiration is not able to evaporate, the body cannot regulate its temperature. Evaporation is a cooling process.” What are the dangers when it gets that hot? Prolonged outdoor activities could pose serious health risks, such as dehydration, heat stroke, and heat exhaustion. Some tips for avoiding these include staying hydrated, checking in with those who do not have air conditioning in their homes, beware of leaving children or pets unattended in the car, and generally limiting outdoor activity, Tollefsen said. OK, what's the weather going to be like around here? Temperatures in the Volusia County area will be in the low to mid-90s range for the rest of the week and into the weekend, she said. The forecast also shows a 50% chance of rain for Thursday and a 60% chance ...

The time period when the sun is no more than 6 degrees below the horizon at either sunrise or sunset. The horizon should be clearly defined and the brightest stars should be visible under good atmospheric conditions (i.e. no moonlight, or other lights). One still should be able to carry on ordinary outdoor activities. The time period when the sun is between 12 and 18 degrees below the horizon at either sunrise or sunset. The sun does not contribute to the illumination of the sky before this time in the morning, or after this time in the evening. In the beginning of morning astronomical twilight and at the end of astronomical twilight in the evening, sky illumination is very faint, and might be undetectable.

More smoke from the Canadian wildfires is expected to drift over Iowa this week, causing hazy skies and impacting air quality across the state. Here's what Iowans need to know to prepare and keep themselves safe: Favorable wind patterns make smoke less likely to linger Alexis Jimenez, a meteorologist for the National Weather Service in Des Moines, said "high-level smoke" is expected over most of the state beginning on Wednesday. The smoke is coming from wildfires in Canada, which have been impacting air quality across the United States, including Iowa, over the past month. There's a possibility the smoke could linger throughout the rest of the week, though Jimenez said weather patterns are favorable for it to dissipate more quickly. "There's less of a chance of more smoke coming in when we have winds out of the south," Jimenez said. Smoke from wildfires in Canada will be tracking across the Midwest, including parts of Iowa in the next day or so. This loop shows one computer model forecast of smoke in the air from this evening through tomorrow. Air quality exceeding healthy levels at 'unusual' frequency since mid-May Smoke from the Canadian wildfires has impacted air quality across the country over the past month, threatening As smoke makes its way through Iowa on Thursday, Brian Hutchins from the Iowa Department of Natural Resources' Air Quality Staff said AirNow, an air quality tracking system run by the federal government, predicts air quality across Iowa will be moderat...