[DOC] [TLE] Flood and Flash Flood Preparedness - The Disaster Center [PAR] You will not always have a warning that these deadly, sudden floods are coming. 
... Urbanization increases runoff two to six times over what would occur on natural 
terrain. ... Intensity is the rate of rainfall, and duration is how long the rain lasts. ... 
Local NWS forecast offices issue other watches (flash flood, winter weather, etc... [DOC] [TLE] Severe weather terminology (United States) - Wikipedia [PAR] This article describes severe weather terminology used by the National Weather 
Service (NWS) ... Severe local storms  Short-fused, small-scale hazardous 
weather or hydrologic ... These watches are issued for large areas by the Storm 
Prediction Center in ... In Canada, a Heavy Rainfall Warning has a similar 
meaning. [DOC] [TLE] Watch/Warning/Advisory Definitions - National Weather Service [PAR] Definitions of Weather Watch, Warnings and Advisories ... Freezing Rain 
Advisory ... Each segment of the HWO will contain 3 sections: short term through 
Day 1, long .... or less over a large area for an extended period of time (2 or more 
hours). ... These winds may be accompanied by storm surge, coastal flooding, 
and/or... [DOC] [TLE] School Weather Safety - National Weather Service [PAR] weather and floods in the interest of national safety and our economy. Briefly .... 
These flash floods occur ... Tornado Warning means that severe thunderstorms or 
tornadoes respectively are ... announced or an even greater amount of time will 
pass! ..... if a roar is heard or large hail is falling), have students and teachers 
drop. [DOC] [TLE] Severe WeatherTerminology - Dupage County Health Department [PAR] Feb 1, 2007 ... The NWS divides hazardous weather conditions into three types of hazardous 
weather/hydrologic events: Severe local storms - These are short-fused, small 
scale hazardous ... including large hail, damaging winds, tornadoes, and flash 
floods. ... In Canada, a Heavy Rainfall Warning has a similar meaning. [DOC] [TLE] Fall - National Weather Service [PAR] Meteorological Studies; Paul Schlatter, NWS Warning Decision Training ... The 
successful installation of these critical weather sensorsahead of an ... short 
amount of time was, in my book, a valiant effort, said David Caldwell, ... Although 
rainfall amounts were closer ... staff member's focus for continuous high impact. [DOC] [TLE] Petersburg, WV - Interstate Commission on the Potomac River Basin [PAR] 3 Relationship between Rainfall and Flood Stage at Petersburg, WV ... both 
manpower and resources, these must be allocated among providing flood 
warning, carrying ... A study to determine the amount of flood warning time 
available in the South ... floods to have a rapid rise, be of short duration and 
decline rapidly. [DOC] [TLE] flash flood early warning system reference guide - MetEd [PAR] even these most sophisticated warning systems due to science's inability to 
pinpoint the loca ... forecast the risk of flash flooding in a basin or basins a short 
time in the future ..... can saturate quickly resulting in large amounts of runoff. ...... 
amount and duration of rainfall may or may not result in a flash flood, depending 
on the. [DOC] [TLE] 2010 Severe Weather - FloridaDisaster.org [PAR] Jan 24, 2010 ... National Weather Service, Jacksonville ... time to get a plan, restock emergency 
supplies, purchase an all-haz- ... ing these messages immediately. ... The 
tornado warning will be broadcast on NOAA Alert Radio .... produce large 
amounts of rain. ..... River floods occur in Florida on a yearly basis, but can. [DOC] [TLE] COLLIER COUNTY FLOOD WARNING PROGRAM [PAR] The State Watch Office will follow-up the NWSO's warning information with ... 
Flooding due to rainfall is typically nuisance flooding and may present only a ... 
These usually occur late May to late September, but can occur at any time of the 
year. ...... high amount of precipitation over a short period of time, the following 
actions... [DOC] [TLE] Runoff Analysis for the September 2013 Floods in Boulder,CO [PAR] May 2, 2014 ... (WWE) analyzed the rainfall and runoff response from the 2013 flood within the 
City. ... considerably larger

Question: Warnings of these "floods" are announced by the N.W.S. when large amounts of rain fall in a short amount of time
Answer: Flash flood