{"id":9147,"date":"2019-05-29T08:13:28","date_gmt":"2019-05-29T14:13:28","guid":{"rendered":"https:\/\/www.coloradofloodthreat.com\/?p=9147"},"modified":"2019-05-29T08:13:28","modified_gmt":"2019-05-29T14:13:28","slug":"ftb-05-29-2019-cool-temperatures-continue-with-scattered-storms-forecast-for-the-high-country","status":"publish","type":"post","link":"https:\/\/archive-coftb.dewberryanalytics.com\/?p=9147","title":{"rendered":"FTB 05-29-2019: Cool Temperatures Continue with Scattered Storms Forecast for the High Country"},"content":{"rendered":"<p>Issue Date: Wednesday, May 29th, 2019<br>\nIssue Time: 8:30AM MDT<\/p>\n<p><em>&ndash;Flooding is <strong>NOT<\/strong> expected today<\/em><\/p>\n<p>Busy visible satellite image below to start Wednesday. Over Nebraska, the low pressure system that has affected our weather the last couple of days will begin to move east and break apart. A vorticity max has broken off the back side of the low and is currently over the northwest corner of the state. This will slide south throughout the day and help spark some <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;scattered&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;25-40% areal coverage&lt;\/div&gt;\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>scattered<\/span> showers and weak thunderstorms over the mountains this afternoon in tandem with the diurnal flow. Lastly, there is a weaker wave brushing the southern border that is helping produce some early morning cloud cover in the wake of the cold front over the Southeast Mountains and Raton Ridge. Expecting this feature to move to the ENE throughout the day, which should help spark a few weak thunderstorms and rainfall over the Raton Ridge this afternoon. A <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;stable&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;&amp;lt;!-- wp:paragraph {&amp;quot;textColor&amp;quot;:&amp;quot;white&amp;quot;} --&amp;gt;\n&amp;lt;p class=&amp;quot;has-white-color has-text-color&amp;quot;&amp;gt;the atmosphere is considered stable if it resists air attempting to rise; the opposite of unstable&amp;lt;\/p&amp;gt;\n&amp;lt;!-- \/wp:paragraph --&amp;gt;&lt;\/div&gt;\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>stable<\/span> and cool air mass will remain intact over the Eastern Plains, which will reduce high temperatures today. Storms that move into this area are forecast to dissipate quickly, so only <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;trace&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;a descriptor used when precipitation occurs, but the amount is too small (less than 0.01&amp;quot;) to be measured by a weather instrument such as a rain gauge&lt;\/div&gt;\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>trace<\/span> amounts of accumulation (if any) are forecast for this region.<\/p>\n<p><a href=\"https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2019\/05\/vis_20190529.png\"><img loading=\"lazy\" class=\"aligncenter wp-image-9148\" src=\"https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2019\/05\/vis_20190529.png\" alt=\"\" width=\"700\" height=\"475\"\/><\/a><\/p>\n<p>Diurnal flow, residual moisture and the vorticity max will start to spark <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;scattered&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;25-40% areal coverage&lt;\/div&gt;\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>scattered<\/span> rainfall and weak thunderstorms over the mountains beginning later this morning. The snow line should remain above 10,000 feet, so this will not be a major winter weather event. Weak steering winds will allow storms to fester over an area for a couple of hours, so totals up to 1 inch are possible over the Central and southern Front Range Mountains near the <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Divide&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;&amp;lt;!-- wp:paragraph {&amp;quot;textColor&amp;quot;:&amp;quot;white&amp;quot;} --&amp;gt;\n&amp;lt;p class=&amp;quot;has-white-color has-text-color&amp;quot;&amp;gt;the dividing line that separates the watersheds of the western and eastern United States; rivers west of the divide empty into the Pacific Ocean, while rivers east of the divide empty into the Atlantic Ocean or Gulf of Mexico&amp;lt;\/p&amp;gt;\n&amp;lt;!-- \/wp:paragraph --&amp;gt;&lt;\/div&gt;\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>Divide<\/span>. The stratiform rain pushes into the adjacent plains late this afternoon, but outside of the immediate adjacent plains where the Palmer Ridge will help provide a little more convergence, storms are expected to dissipate quickly. Rain accumulations are expected to stay west of I-25. Flooding is not expected.<\/p>\n<h3><strong>Today&rsquo;s Flood Threat Map<\/strong><\/h3>\n<p>For more information on today&rsquo;s flood threat, see the map below. For Zone-Specific forecasts, scroll below the map.<\/p>\n<p><a href=\"https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2019\/05\/FTB_No_Flood_Threat_2019.png\"><img loading=\"lazy\" class=\"aligncenter wp-image-8803\" src=\"https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2019\/05\/FTB_No_Flood_Threat_2019.png\" alt=\"\" width=\"880\" height=\"580\"\/><\/a><\/p>\n<h3><strong>Zone-Specific Forecasts:<\/strong><\/h3>\n<h4><strong>Front Range, Northern Mountains, Southeast Mountains, San Juan Mountains, Central Mountains, Urban Corridor, Palmer Ridge, Raton Ridge:<\/strong><\/h4>\n<p><span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;scattered&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;25-40% areal coverage&lt;\/div&gt;\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>Scattered<\/span> storms with gradual accumulating rainfall are expected over the mountains today with the highest accumulations forecast along the <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Continental Divide&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;&amp;lt;!-- wp:paragraph {&amp;quot;textColor&amp;quot;:&amp;quot;white&amp;quot;} --&amp;gt;\n&amp;lt;p class=&amp;quot;has-white-color has-text-color&amp;quot;&amp;gt;the dividing line that separates the watersheds of the western and eastern United States; rivers west of the divide empty into the Pacific Ocean, while rivers east of the divide empty into the Atlantic Ocean or Gulf of Mexico&amp;lt;\/p&amp;gt;\n&amp;lt;!-- \/wp:paragraph --&amp;gt;&lt;\/div&gt;\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>Continental Divide<\/span> where a little more <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;convection&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Refers to vertical atmospheric motion driven by buoyancy, i.e., warm air is less dense than cool air, and therefore rises. One of the primary drivers of thunderstorm development, especially during monsoon season.&lt;\/div&gt;\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>convection<\/span> is possible. <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;isolated&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;less than 10% areal coverage&lt;\/div&gt;\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>Isolated<\/span> 24-hour totals over the eastern Central Mountains, southern Front Range may reach 1 inch, but max 1-hr rain rates will stay below 0.35 inches. Over the Southeast and San Juan Mountains, 24-hour totals will be closer to 0.5 inches. Rainfall is forecast to move into the adjacent plains over the Palmer Ridge area (accumulations west of I-25) this afternoon with max 1-hr rain rates of 0.2 inches possible. Further south, the Raton Ridge storms may produce totals up to 0.4 inches closer to the Southeast Mountains. Small hail is possible with the weak thunderstorms this afternoon along with some brief gusty winds, but severe storms are not forecast. Storm will come to an end a couple hours after sundown, and flooding is not forecast.<\/p>\n<p>Primetime: 11AM to 11PM<\/p>\n<h4><strong>Northwest Slope, Grand Valley, Southwest Slope, Northeast Plains, Southeast Plains, San Luis Valley: <\/strong><\/h4>\n<p>Cooler temperatures have worked their way into southern Colorado. Expect high temperatures to remain below average throughout the day with highs in 60&deg;Fs. With a <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;stable&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;&amp;lt;!-- wp:paragraph {&amp;quot;textColor&amp;quot;:&amp;quot;white&amp;quot;} --&amp;gt;\n&amp;lt;p class=&amp;quot;has-white-color has-text-color&amp;quot;&amp;gt;the atmosphere is considered stable if it resists air attempting to rise; the opposite of unstable&amp;lt;\/p&amp;gt;\n&amp;lt;!-- \/wp:paragraph --&amp;gt;&lt;\/div&gt;\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>stable<\/span> air mass in place over the eastern plains and western valleys, storms should dissipate as they move into the areas. Thus, accumulation will be zero to <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;trace&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;a descriptor used when precipitation occurs, but the amount is too small (less than 0.01&amp;quot;) to be measured by a weather instrument such as a rain gauge&lt;\/div&gt;\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>trace<\/span> amounts at most. The best chance for accumulation is over northern portion of the Southwest Slope, but totals will remain under 0.1 inches. Flooding is not expected.<\/p>\n<p>Primetime: 11AM to 8PM<\/p>","protected":false},"excerpt":{"rendered":"<p>Issue Date: Wednesday, May 29th, 2019 Issue Time: 8:30AM MDT &ndash;Flooding is NOT expected today Busy visible satellite image below to start Wednesday. Over Nebraska, the low pressure system that has affected our weather the last couple of days will begin to move east and break apart. A vorticity max has broken off the back [&hellip;]<\/p>","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[6],"tags":[],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=\/wp\/v2\/posts\/9147"}],"collection":[{"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=9147"}],"version-history":[{"count":1,"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=\/wp\/v2\/posts\/9147\/revisions"}],"predecessor-version":[{"id":9149,"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=\/wp\/v2\/posts\/9147\/revisions\/9149"}],"wp:attachment":[{"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=9147"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=9147"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=9147"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}