D a t e Time (cst) Wind (mph) Vis. Fair. PointCast weather info as close as 1km/0.6 miles Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in.) Average Date of the First 32F Temperature in the Autumn for Iowa ; Average Date of the Last … Map Overlays. This product is available for up to 2 months. Des Moines, Lamoni, and Ottumwa recorded 3.00”, 3.62”, and 2.20” respectively. Rain gauge observations varied between 0.5 and 2.25 inches over only 10.5 miles! Data coverage is stored based on observations over a specific period of time whether annually, monthly, or daily. Each place has a total for the amount of precipitation it usually receives in a year. The tables below give yearly averages for rainfall plus snowfall at cities, towns and lakes in Iowa. Get the monthly weather forecast for Des Moines, IA, including daily high/low, historical averages, to help you plan ahead. 2020 Iowa ASOS Precipitation Report This table was generated at 23 Nov 2020 01 am and is based on available ASOS data. Thread Ex - Find Temperature & Precipitation Records for Des Moines and Waterloo; Local Climate Studies. Photos from WHO-TV 13 below. US Dept of Commerce National Oceanic and Atmospheric Administration National Weather Service Des Moines, IA 9607 NW Beaver Drive Johnston, IA 50131-1908 32°F. … The Des Moines, Raccoon, and North Raccoon Rivers are in a flood watch through the coming week. 2018 is the third highest with 11.4 inches so far in September in half of October. US Dept of Commerce National Oceanic and Atmospheric Administration National Weather Service Des Moines, IA 9607 NW Beaver Drive Johnston, IA 50131-1908 Rainfall totals last 24 hours greater than or equal to 3 inches for central Iowa. On or about December 8, 2020, the web pages here at radar.weather.gov will be replaced. This daily total nearly doubled its monthly total up to that point. Rain and some early season snow fell across much of Iowa on the 18th with a portion of west-central Iowa reporting snow totals above an inch; Perry (Dallas County) reported 2.7 inches while the Des Moines National Weather Service office in Johnston (Polk County) measured one inch of new snow. (Iowa Department of Transportation) 7-hour rain and snow forecast for Des Moines, IA with 24-hour rain accumulation, radar and satellite maps of precipitation by Weather Underground. The highest year was in 1961 with 13.2 inches. 1 Hour Rainfall Total Doppler Radar for West Des Moines IA, providing current static map of storm severity from precipitation levels. Get the forecast for today, tonight & tomorrow's weather for Des Moines, IA. Areas that saw significant rainfall totals could experience some flash flooding issues, and a Flash Flood Watch is in effect for areas north of Interstate 80 and east of Waterloo. Des Moines Temperature Yesterday. Air Dwpt 0°C. JOHNSTON, Iowa — The National Weather Service released rainfall totals for the storms that passed through overnight. Reset Overlays. Precipitation Map Legend Rain Gauge ≥ 90% Flash Flood Guidance ≥ 70% Flash Flood Guidance < 70% Flash Flood Guidance : Flash Flood Guidance Not Available For Location: Observation More Than 24 Hours Old: Out of Service: Last map update: n/a n/a What is UTC time? In Des Moines, 2 inches of rain Friday, and another half-inch Saturday. As soon as it hits the ground, it either gets absorbed, or it flows directly into our local rivers, lakes, and streams. Rainfall totals of 2 to 4 inches, with locally up to 6 inches are possible over the next couple of days. Hi/Low, RealFeel®, precip, radar, & everything you need to be ready for the day, commute, and weekend! “Stormwater” that is – rain, hail, snow, really any precipitation falling from the sky, is a form of water that we all deal with regularly. No attempt was made to estimate missing data. Des Moines Iowa Radar Loop with the surrounding Des Moines Area, with rainfall intensity. DAILY CLIMATE REPORT - issued daily: Detailed daily weather statistics (usually for yesterday), including temperature, precipitation, degree days, wind, humidity, sunrise/sunset, and record temperature data for the following day. Des Moines has had 5 years since 1951 with 10+ inches of rainfall in September/October. (mi.) Disclaimer. 2019 Iowa Tornado Data; Iowa Tornado Climatology 1980-2019 (pdf) Iowa State Fair Weather History; Snowstorm and State Basketball Tournament Facts; El Nino Impacts in Iowa; Climate Graphs. Des Moines totaled 6.98 inches for the month, with the bulk of that total occurring on the 19 th when 3.53 inches of rain fell.