{"id":2201,"date":"2014-06-22T13:55:30","date_gmt":"2014-06-22T13:55:30","guid":{"rendered":"http:\/\/ialert.com\/blog\/?p=2201"},"modified":"2014-09-20T20:27:06","modified_gmt":"2014-09-20T20:27:06","slug":"the-ultraviolet-uv-index-scale","status":"publish","type":"post","link":"https:\/\/ialert.com\/blog\/basic-meteorology\/the-ultraviolet-uv-index-scale\/","title":{"rendered":"The Ultraviolet (UV) Index Scale"},"content":{"rendered":"<p>The <a title=\"What is Ultraviolet (UV) Radiation\" href=\"http:\/\/ialert.com\/blog\/basic-meteorology\/what-is-ultraviolet-uv-radiation\/\" rel=\"nofollow\">Ultraviolet Radiation<\/a> Scale or UV Index scale represents the risk of sun exposure and steps to protect yourself from UV radiation are listed below<\/p>\n<p>&nbsp;<\/p>\n<div id=\"attachment_2202\" style=\"width: 430px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/ialert.com\/blog\/wp-content\/uploads\/2014\/06\/uviscaleh_lg.gif\" rel=\"nofollow\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-2202\" class=\"size-full wp-image-2202\" title=\"uviscaleh_lg\" src=\"http:\/\/ialert.com\/blog\/wp-content\/uploads\/2014\/06\/uviscaleh_lg.gif\" alt=\"Ultraviolet (UV) Index Scale\" width=\"420\" height=\"63\" \/ rel=\"nofollow\"><\/a><p id=\"caption-attachment-2202\" class=\"wp-caption-text\">Ultraviolet (UV) Index Scale<\/p><\/div>\n<p><center><br \/>\n<script id=\"mNCC\" language=\"javascript\">\/\/ <![CDATA[\n  medianet_width='336';  medianet_height= '280';  medianet_crid='375422984';  \n\/\/ ]]><\/script><script id=\"mNSC\" src=\"http:\/\/contextual.media.net\/nmedianet.js?cid=8CUUYMOXW\" language=\"javascript\"><\/script><\/center><\/p>\n<table border=\"0\" width=\"100%\">\n<tbody>\n<tr>\n<td align=\"center\" valign=\"top\" bgcolor=\"#009900\">\n<h3>UV Index 0 to 2 (Low)<\/h3>\n<\/td>\n<\/tr>\n<tr>\n<td align=\"left\" valign=\"top\">A UV Index reading of 0 to 2 means low danger from the sun&#8217;s UV rays for the average person.<\/p>\n<ul>\n<li>Wear sunglasses on bright days.<\/li>\n<li>If you burn easily, cover up and use broad spectrum SPF 30+ sunscreen.<\/li>\n<li>Watch out for bright surfaces, like sand, water and snow, which reflect UV and increase exposure.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"clear: both;\"><\/div>\n<table border=\"0\" width=\"100%\">\n<tbody>\n<tr>\n<td align=\"center\" valign=\"top\" bgcolor=\"#FFFF00\">\n<h3>UV Index 3 to 5 (Moderate)<\/h3>\n<\/td>\n<\/tr>\n<tr>\n<td align=\"left\" valign=\"top\">A UV Index reading of 3 to 5 means moderate risk of harm from unprotected sun exposure.<\/p>\n<ul>\n<li>Stay in shade near midday when the sun is strongest.<\/li>\n<li>If outdoors, wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses.<\/li>\n<li>Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days, and after swimming or sweating.<\/li>\n<li>Watch out for bright surfaces, like sand, water and snow, which reflect UV and increase exposure.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"clear: both;\"><\/div>\n<table border=\"0\" width=\"100%\">\n<tbody>\n<tr>\n<td align=\"center\" valign=\"top\" bgcolor=\"#FF9900\">\n<h3>UV Index 6 to 7 (High)<\/h3>\n<\/td>\n<\/tr>\n<tr>\n<td align=\"left\" valign=\"top\">A UV Index reading of 6 to 7 means high risk of harm from unprotected sun exposure. Protection against skin and eye damage is needed.<\/p>\n<ul>\n<li>Reduce time in the sun between 10 a.m. and 4 p.m.<\/li>\n<li>If outdoors, seek shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses.<\/li>\n<li>Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days, and after swimming or sweating.<\/li>\n<li>Watch out for bright surfaces, like sand, water and snow, which reflect UV and increase exposure.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"clear: both;\"><\/div>\n<table border=\"0\" width=\"100%\">\n<tbody>\n<tr>\n<td align=\"center\" valign=\"top\" bgcolor=\"#FF0000\">\n<h3>UV Index 7 to 10 (Very High)<\/h3>\n<\/td>\n<\/tr>\n<tr>\n<td align=\"left\" valign=\"top\">A UV Index reading of 8 to 10 means very high risk of harm from unprotected sun exposure. Take extra precautions because unprotected skin and eyes will be damaged and can burn quickly.<\/p>\n<ul>\n<li>Minimize sun exposure between 10 a.m. and 4 p.m.<\/li>\n<li>If outdoors, seek shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses.<\/li>\n<li>Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days, and after swimming or sweating.<\/li>\n<li>Watch out for bright surfaces, like sand, water and snow, which reflect UV and increase exposure.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"clear: both;\"><\/div>\n<table border=\"0\" width=\"100%\">\n<tbody>\n<tr>\n<td align=\"center\" valign=\"top\" bgcolor=\"#9900FF\">\n<h3>UV Index11+ (Extreme)<\/h3>\n<\/td>\n<\/tr>\n<tr>\n<td align=\"left\" valign=\"top\">A UV Index reading of 11 or more means extreme risk of harm from unprotected sun exposure. Take all precautions because unprotected skin and eyes can burn in minutes.<\/p>\n<ul>\n<li>Try to avoid sun exposure between 10 a.m. and 4 p.m.<\/li>\n<li>If outdoors, seek shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses.<\/li>\n<li>Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days, and after swimming or sweating.<\/li>\n<li>Watch out for bright surfaces, like sand, water and snow, which reflect UV and increase exposure.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"clear: both;\"><\/div>\n<table border=\"0\" width=\"100%\">\n<tbody>\n<tr>\n<td align=\"center\" valign=\"top\" bgcolor=\"#CCCCCC\">\n<h3>The Shaddow Rule<\/h3>\n<\/td>\n<\/tr>\n<tr>\n<td align=\"left\" valign=\"top\">An easy way to tell how much UV exposure you are getting is to look for your shadow:<\/p>\n<ul>\n<li>If your shadow is taller than you are (in the early morning and late afternoon), your UV exposure is likely to be lower.<\/li>\n<li>If your shadow is shorter than you are (around midday), you are being exposed to higher levels of UV radiation. Seek shade and protect your skin and eyes.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Related Information on Ultraviolet (UV) Radiation:<\/strong><\/p>\n<ol>\n<li><a title=\"What is Ultraviolet (UV) Radiation\" href=\"http:\/\/ialert.com\/blog\/basic-meteorology\/what-is-ultraviolet-uv-radiation\/\" rel=\"nofollow\">What is Ultraviolet (UV) Radiation?<\/a><\/li>\n<li><a title=\"The Ultraviolet (UV) Index Scale\" href=\"http:\/\/ialert.com\/blog\/basic-meteorology\/the-ultraviolet-uv-index-scale\/\" rel=\"nofollow\">The Ultraviolet (UV) Index Scale<\/a><\/li>\n<li><a title=\"Download EPA UV Facts Sheet on Ultraviolet (UV) Radiation\" href=\"http:\/\/ialert.com\/docs\/uvradiation.pdf\" rel=\"nofollow\">Download EPA UV Facts Sheet on Ultraviolet (UV) Radiation<\/a><\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>The Ultraviolet Radiation Scale or UV Index scale represents the risk of sun exposure and steps to protect yourself from UV radiation are listed below &nbsp; UV Index 0 to 2 (Low) A UV Index reading of 0 to 2 means low danger &hellip;<span class=\"more\"> <a href=\"https:\/\/ialert.com\/blog\/basic-meteorology\/the-ultraviolet-uv-index-scale\/\">Read More&#8230;<\/a><\/span><\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[189],"tags":[504,505,507,506,497,501,498,500,502,499,508,503],"class_list":["post-2201","post","type-post","status-publish","format-standard","hentry","category-basic-meteorology","tag-facts-about-the-sun","tag-health","tag-health-effects","tag-health-protection","tag-sun-radiation","tag-ultraviolet-index","tag-ultraviolet-radiation","tag-uv-index","tag-uv-index-scale","tag-uv-radiation","tag-weather-health-effects","tag-weather-indexes"],"acf":[],"_links":{"self":[{"href":"https:\/\/ialert.com\/blog\/wp-json\/wp\/v2\/posts\/2201","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ialert.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ialert.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ialert.com\/blog\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/ialert.com\/blog\/wp-json\/wp\/v2\/comments?post=2201"}],"version-history":[{"count":52,"href":"https:\/\/ialert.com\/blog\/wp-json\/wp\/v2\/posts\/2201\/revisions"}],"predecessor-version":[{"id":2450,"href":"https:\/\/ialert.com\/blog\/wp-json\/wp\/v2\/posts\/2201\/revisions\/2450"}],"wp:attachment":[{"href":"https:\/\/ialert.com\/blog\/wp-json\/wp\/v2\/media?parent=2201"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ialert.com\/blog\/wp-json\/wp\/v2\/categories?post=2201"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ialert.com\/blog\/wp-json\/wp\/v2\/tags?post=2201"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}