{"id":6752,"date":"2018-05-09T09:41:52","date_gmt":"2018-05-09T15:41:52","guid":{"rendered":"https:\/\/www.coloradofloodthreat.com\/?p=6752"},"modified":"2018-05-09T09:41:52","modified_gmt":"2018-05-09T15:41:52","slug":"ftb-05-09-2018-weak-disturbance-passing-overhead","status":"publish","type":"post","link":"https:\/\/archive-coftb.dewberryanalytics.com\/?p=6752","title":{"rendered":"FTB 05-09-2018: Weak Disturbance Passing Overhead"},"content":{"rendered":"<p>Issue Date: 5\/9\/2018<br>\nIssue Time: 9:45 AM<\/p>\n<p><em>NO FLOOD THREAT IS FORECAST TODAY.<\/em><\/p>\n<p>The high-pressure ridge that was in control yesterday will remain in control today, but there&rsquo;s a new player in today&rsquo;s forecast. A weak, upper-level disturbance, and associated moisture, (highlighted in the water vapor image below) will push into the state from the west, kicking of <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> showers\/thunderstorms as it traverses Colorado. These storms will produce little in the way of rainfall, as low-level moisture continues to lack across much of the state. The exception to this will be across the eastern Plains, along and east of a line from Hereford-to-Brush-to-Kim, where dewpoints in the upper-30s\/low-40s will hang on long enough to allow for brief shots of wetting rain underneath <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> thunderstorms. For more details on timing and rain rates, please see the zone-specific forecast discussions below.<\/p>\n<p><a href=\"https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2018\/05\/WV_20180509.png\"><img loading=\"lazy\" class=\"aligncenter wp-image-6753 size-full\" src=\"https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2018\/05\/WV_20180509.png\" alt=\"\" width=\"740\" height=\"515\"\/><\/a><\/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 (hover over threat areas for more details). For Zone-Specific forecasts, jump below the map.<\/p>\n<p><a href=\"https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2017\/08\/no_threat.png\"><img loading=\"lazy\" class=\"aligncenter wp-image-6157\" src=\"https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2017\/08\/no_threat.png\" alt=\"\" width=\"880\" height=\"580\"\/><\/a><\/p>\n<div><img loading=\"lazy\" class=\"alignright wp-image-135\" src=\"https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2015\/04\/floodthreat_legend2.png\" alt=\"Flood Threat Legend\" width=\"275\" height=\"71\"\/><\/div>\n<h3><strong>Zone-Specific Forecasts<\/strong><\/h3>\n<h4><strong>Urban Corridor, Palmer Ridge, Northeast Plains, Southeast Plains, and Raton Ridge:<\/strong><\/h4>\n<p>Warm and dry conditions will be the name of the game for most locations today, with only a few <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> thunderstorms rumbling during the afternoon\/evening. Low-level moisture continues to lack across the area, so rainfall rates will be limited. The best chance for wetting rains will be east of a line from Hereford-to-Brush-to-Kim where dewpoints in the mid-30s\/low-40s will hang on. Generally speaking, the main threat from storms will be gusty winds and lightning, with plenty of <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;virga&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Wisps or streaks of precipitation falling out of a cloud that evaporate before reaching the surface. Virga can cause strong, but short-lived, localized winds (dry microburst).&lt;\/div&gt;\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>virga<\/span> and only brief periods of rainfall. Maximum rain rates will be 0.05-0.15 inches\/hour over the Urban Corridor, Palmer Ridge, and Raton Ridge, with maximum rain rates over the Northeast and Southeast Plains of 0.25-0.5 inches\/hour.<\/p>\n<p>Timing: 2 PM &ndash; Midnight<\/p>\n<h4><strong>Front Range, Northern Mountains, Northwest Slope, Central Mountains, Grand Valley, San Juan Mountains, Southeast Mountains, San Luis Valley, and Southwest Slope:<\/strong><\/h4>\n<p>Increasing clouds and warm temperatures will be the main weather story today, as upper-level moisture streams over the area. A couple <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>, high-based showers and thunderstorms will develop during the afternoon\/evening over the higher terrain as the disturbance passes overhead. The main impacts will be plenty of <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;virga&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Wisps or streaks of precipitation falling out of a cloud that evaporate before reaching the surface. Virga can cause strong, but short-lived, localized winds (dry microburst).&lt;\/div&gt;\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>virga<\/span>, gusty winds, and some lightning, but very little rainfall. Expect nothing more than a sprinkle or two, with the best rain rates that any thunderstorm can produce being 0.05-0.1 inches\/hour.<\/p>\n<p>Timing: 11 AM &ndash; 10 PM<\/p>","protected":false},"excerpt":{"rendered":"<p>Issue Date: 5\/9\/2018 Issue Time: 9:45 AM NO FLOOD THREAT IS FORECAST TODAY. The high-pressure ridge that was in control yesterday will remain in control today, but there&rsquo;s a new player in today&rsquo;s forecast. A weak, upper-level disturbance, and associated moisture, (highlighted in the water vapor image below) will push into the state from the [&hellip;]<\/p>","protected":false},"author":1,"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\/6752"}],"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\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6752"}],"version-history":[{"count":2,"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=\/wp\/v2\/posts\/6752\/revisions"}],"predecessor-version":[{"id":6756,"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=\/wp\/v2\/posts\/6752\/revisions\/6756"}],"wp:attachment":[{"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6752"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6752"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6752"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}