{"id":18949,"date":"2022-08-08T10:12:33","date_gmt":"2022-08-08T16:12:33","guid":{"rendered":"https:\/\/www.coloradofloodthreat.com\/?p=18949"},"modified":"2022-08-09T07:10:34","modified_gmt":"2022-08-09T13:10:34","slug":"ftb-08-08-2022-downtick-in-moisture-storm-coverage-but-flood-threat-returns-to-southern-colorado","status":"publish","type":"post","link":"https:\/\/archive-coftb.dewberryanalytics.com\/?p=18949","title":{"rendered":"FTB 08-08-2022: Downtick In Moisture &#038; Storm Coverage, But Flood Threat Returns To Southern Colorado"},"content":{"rendered":"<p>Issue Date: Monday, August 8th, 2022<br>\nIssue Time: 10:10AM MDT<\/p>\n<p><em>&mdash; <\/em><em>A&nbsp;<\/em><strong><em>LOW<\/em><\/strong><em>&nbsp;flood threat has been issued for the Southeast Mountains, Raton Ridge and portions of the Front Range, Southwest Slope, San Juan Mountains and Southeast Plains<\/em><br><em>&mdash;<\/em><em>&nbsp;<\/em><strong><em>Fire-Burn Forecast Summary: <\/em><\/strong><em>1 burn area under <\/em><em>MODERATE threat, 1 burn area under LOW threat; click <a class=\"keychainify-checked\" href=\"https:\/\/archive-coftb.dewberryanalytics.com\/?cat=7\">HERE<\/a> for more info<\/em><\/p>\n<p>This morning there are some ongoing showers and cloud cover over southeast Colorado with clear conditions elsewhere. The clear skies are partially due to the drier air mass that is being advected into the state from the northwest (dotted green line marking the transition between the two air masses). As the High moves slightly northwards today, the dry air will continue to rotate clockwise around the High, and it should start to mix out some of the surface moisture over eastern Colorado. <span class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;PW&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;(Stands for: Precipitable Water) The total atmospheric water vapor contained in a vertical column of the atmosphere. It is typically measured in inches, and anomalously (deviation from normal) high values of precipitable water generally correlate to heavy rainfall potential.&lt;\/div&gt;\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>PW<\/span> at Grand Junction has dropped slightly to 0.78 inches, and over North Platte, it has dropped quite a bit to 0.72 inches. Between the decreasing moisture and building High, afternoon and evening thunderstorm activity should be remain <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> to nonexistent over the northern and central high terrain. Some mid-level energy moving through the northwest flow may help to spark an <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> storm or two over the Cheyenne Ridge and Northeast Plains, but with decreasing moisture, flooding is not expected as the storms move southward.<\/p>\n<p><a class=\"keychainify-checked\" href=\"https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2022\/08\/wv_20220808.png\"><img loading=\"lazy\" class=\"aligncenter wp-image-18950\" src=\"https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2022\/08\/wv_20220808-300x179.png\" alt=\"\" width=\"700\" height=\"418\" srcset=\"https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2022\/08\/wv_20220808-300x179.png 300w, https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2022\/08\/wv_20220808-1024x611.png 1024w, https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2022\/08\/wv_20220808-768x458.png 768w, https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2022\/08\/wv_20220808.png 1354w\" sizes=\"(max-width: 700px) 100vw, 700px\"\/><\/a><\/p>\n<p>Higher surface moisture will likely be able to hold on across southern Colorado, and where there are clear conditions this morning or breaks in cloud cover after the ongoing morning rainfall, some stronger storms may develop. While moisture should decrease some over the southern Front Range, increased convergence will likely produce another round of late afternoon and early evening storms in this climatologically active region. <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> heavy rainfall may be possible over these areas with the slow steering flows, enhanced convergence, and <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;dew points&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;The temperature to which a given air parcel must be cooled (at constant pressure and water vapor content) in order for saturation to occur.&lt;\/div&gt;\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>dew points<\/span> remaining in the upper 50&deg;Fs to low 60&deg;Fs, so a LOW flood threat has been issued. There is also an increased flood threat if storms today track over saturated soils, both over eastern and western Colorado.<\/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. If there is a threat, hover over the threat areas for more details, and click on burn areas to learn more about them. For Zone-Specific forecasts, scroll below the threat map.<\/p>\n<p><a class=\"keychainify-checked\" href=\"https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2022\/08\/Screenshot-115.png\"><img loading=\"lazy\" class=\"aligncenter  wp-image-18980\" src=\"https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2022\/08\/Screenshot-115.png\" alt=\"\" width=\"880\" height=\"593\" srcset=\"https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2022\/08\/Screenshot-115.png 1061w, https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2022\/08\/Screenshot-115-300x202.png 300w, https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2022\/08\/Screenshot-115-1024x690.png 1024w, https:\/\/archive-coftb.dewberryanalytics.com\/wp-content\/uploads\/2022\/08\/Screenshot-115-768x518.png 768w\" sizes=\"(max-width: 880px) 100vw, 880px\"\/><\/a><\/p>\n<h3><strong>Zone-Specific Forecasts:<\/strong><\/h3>\n<h4><strong>Southeast Mountains, Front Range, San Juan Mountains, Southwest Slope, Raton Ridge, Urban Corridor, Palmer Ridge, Northeast Plains &amp; Southeast Plains:<\/strong><\/h4>\n<p><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> heavy rainfall will be possible over these southern zones later this afternoon and evening. Max 30-minute rain rates up to 1.4 inches\/1.25 inches (east\/west) and 1-hour rain rates up to 2 inches (east) will be possible. A LOW flood threat has been issued for <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> mud flows\/debris slides over steeper terrains, road flooding and field ponding. Over the northern Front Range, an <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> storm or two may produce totals up to 0.3 inches, and over the eastern plains, a stronger storm could produce 1-hour rain rates up to 1.5 inches along with very strong <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;outflow&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;A cool pool of air that results when a thunderstorm downdraft reaches the surface and spreads horizontally.&lt;\/div&gt;\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>outflow<\/span> winds and hail.<\/p>\n<p>Primetime: 1PM to 11PM<\/p>\n<h4><strong>Central Mountains, San Luis Valley, Northwest Slope, Northern Mountains &amp; Grand Valley:<\/strong><\/h4>\n<p>These zones should stay mostly dry today with <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> storms most likely to develop over the Central Mountains near 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>. Storm totals should remain under 0.25 inches. A couple storms may make it into the interior of the SLV with <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> totals up to 0.5 inches possible near the edges. Flooding is NOT expected. Afternoon high temperatures should reach into the 90&deg;Fs for the lower elevations and 70&deg;F\/80&deg;Fs for the mountain valleys.<\/p>\n<p>Primetime: 2PM to 10PM<\/p>","protected":false},"excerpt":{"rendered":"<p>Issue Date: Monday, August 8th, 2022 Issue Time: 10:10AM MDT &mdash; A&nbsp;LOW&nbsp;flood threat has been issued for the Southeast Mountains, Raton Ridge and portions of the Front Range, Southwest Slope, San Juan Mountains and Southeast Plains &mdash;&nbsp;Fire-Burn Forecast Summary: 1 burn area under MODERATE threat, 1 burn area under LOW threat; click HERE for more [&hellip;]<\/p>","protected":false},"author":8,"featured_media":0,"comment_status":"closed","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\/18949"}],"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=18949"}],"version-history":[{"count":3,"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=\/wp\/v2\/posts\/18949\/revisions"}],"predecessor-version":[{"id":18981,"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=\/wp\/v2\/posts\/18949\/revisions\/18981"}],"wp:attachment":[{"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=18949"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=18949"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/archive-coftb.dewberryanalytics.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=18949"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}