Forecast Information for the Little Rock County Warning Area. Click on the map below to get a quick zone forecast (in a pop up window) for each county in the Little Rock County Warning Area. Or, select from the list of counties below. Note: If information is not current, try this alternate page. Quick Zone Forecast For Each County.
Urine tests will also differ depending on the drugâs half-life but can detect most drugs for about two to four days. Drugs that can linger longer include marijuana and PCP. Hair tests generally reveal drug use between one week and 90 days after use.
Most of the time, heroin is no longer detectable in a personâs urine after just 2 days. However, certain tests have been known to have a positive result for this drug for up to 7 days. Blood and saliva tests arenât often used for heroin due to the fact that this opioid, like many others, has such a short half-life.