Automated Data Plotter

This application dynamically generates many types of graphs derived from various IEM data sources. Feel free to use these generated graphics in whatever way you wish.

Reset App IEM Explorer (Simplified)

1 Select a Chart Type

Choose from available chart types: Accumulated Station Departures of Precip/GDD/SDD (Automated Stations) (#51) Accumulated Station Departures of Precip/GDD/SDD (Long Term Climate) (#108) Accumulated Year to Date / Period Precip / Snowfall (#172) Aridity Index (High Temperature minus Precip Departures) (#149) ASOS Daily Min/Max Dew Point/Temp/Feels Like/RH for a Year (#11) Bias of 24 Hour High+Low Computation by Hour (#94) Bias of 24 Hour Precip Computation by Hour (#96) Calendar of Daily Observations from Automated or Climate Sites (#82) Daily NWS CLImate Report Infographic (#218) Daily Temperature/Precip/Snowfall Climatology (#180) Daily Departures / Percentiles / Ranges for One Year (#32) Change in NCEI 1991-2020 Daily Climatology over X Days (#21) Compare Daily High/Low Temps for ASOS Stations (#174) Compare Daily High/Low Temps Distributions over Two Periods of Years (#215) Consecutive Day Statistics of High+Low Temps / Precip (#91) Consecutive Days Frequency by DOY for High/Low/Precip Above/Below Threshold (#66) Consecutive Days by Year with Daily Summary Variable Above/Below Threshold (#216) Cooling/Growing/Heating/Stress Degree Day Daily Values and Climatology (#9) Daily/Multi-Day Frequency of Some Threshold/Range (snow, precip, temps) (#49) Daily Climatology (#113) Daily/Monthly/Yearly Records Beat Margin (#176) Daily Records for each month of year (#5) Extreme Jumps or Dips in High/Low Temperature over X days (#31) Frequency of One Station Warmer/Wetter than Another (#147) Frequency of Daily Summary Variables for Automated Stations (#205) Frequency of Daily Variable Above/Below Threshold over period of days (map) (#252) Growing Degree Day Periods for One Year by Planting Date (#7) Growing Degree Day Obs + Near Term Forecast (#240) Heatmap of Daily / Trailing Daily Temperature / Precip (#204) Heatmap of Distribution of Trailing Departures (#225) High/Low Temp above/below avg OR dry streaks by NWS CLI Sites (#61) Histogram (weathergami) of Daily High/Low Temps + Ranges (#19) Histogram of X Hour Temp/RH/Dew/Pressure Changes (#35) Hourly Variable Frequencies/Min/Max by Week of Year (#60) IEMRE Daily Reanalysis Plots (#86) IEMRE Hourly Reanalysis Plots (#249) Largest / Smallest Local Calendar Day Temperature Differences (#139) Latest Date of Year for High Temperature (#168) Leaky Bucket Model for Daily Precip + Evaporation (#255) Lightning Stroke Density Maps (#229) Local Storm Report + COOP Snowfall Analysis Maps (#207) Map of Daily Automated Station Summaries (#206) Map of Departures/Stats over One Period of Days (#97) Max Stretch of Days with High/Low Above/Below Threshold or Climatology (#34) Min Daily Low after 1 July / Max Daily High for year (#26) Mixing Ratio / Vapor Pressure Deficit Climatology and Yearly Timeseries Plot (#126) MRMS / PRISM / Stage IV / IFC / IEM Reanalysis Estimated Precip (multiday summaries/departures) (#84) Number of Days to Accumulate an Amount of Precip (MRMS) (#185) NWS Regional Temperature and Precipitation (RTP) Reports by IEM (#256) Percentage of NWS CLI Sites Reporting Daily Above/Below Temps or Precip/Snow (#164) Percentage of Years within Temperature Range from Averages (#22) Period Averages or Totals of X days around a given day of the year (#83) Period Statistics of Temp/Precip/Wind for a date period each year [ASOS/Automated Stations] (#140) Period Statistics of Temp/Precip for a date period each year [COOP/Climate Sites] (#107) Precip (MRMS) Coverage Efficiency by State (#182) Precip Frequency Bins by Climate Week (climodat) (#110) Real-Time Mesoscale Analysis (RTMA) Max/Min Air Temperature (#241) Recent (Past 2-3 Days) Timeseries (Meteogram) (#43) Relative Humidity, Feels Like, Dew Point Climatology by Day of Year (#157) Snow Depth (#62) ISU Soil Moisture Network Daily Plots (#199) Solar Radiation Estimates ERA5Land, HRRR, MERRAv2, NARR (#38) Spread of Daily High and Low Temperatures (#25) Start Date of Spring/Fall with Statistics (#137) State Areal Coverage of Precip Intensity over X Days (#4) State Areal Coverage/Efficiency of Precip (#89) Standard Deviation of Daily Temperatures (#81) Trailing Number of Days Precip Total Rank (#28) Trailing Standardized Precip (SPI) + Drought Monitor (#228) Trailing X Number of Days Temp/Precip Departures (#142) Top 10 Precip/Temperature Values by Month/Season (#132) Year of Daily High/Low Temperature Record (#190) Average High/Low Temperature with/without Snowcover (#130) Climatological Maps of Period Averages (#125) Comparison of Multi-Month Totals/Averages (#1) Daily Climatology Comparison (#55) Daily High/Low Temps or Precip with Climatology (#17) Daily Observation Percentiles/Frequencies by Month (#129) Daily Temperature Change Frequencies by Month (#15) Day of Month Frequency of meeting temp/precip threshold (#98) Day of the Month with the coldest/warmest temperature (#65) Days per month/season above/below some threshold (#161) Frequency of Hourly Variable within Range by Month (#29) Cooling/Heating Degree Days monthly totals (#116) Consecutive Hours / Streaks Above/Below Threshold (#42) Hourly Temperature Averages by Month (#154) Hourly Frequencies / Last Occurence by Month (#85) Hours of Precip by Month (#20) ISU Soil Moisture Network Timeseries Plots (#177) Monthly Heatmap of Summary Totals (#115) Month Precip vs Month Growing Degree Day Departures (#2) Monthly/Seasonal Partition of Temperature/Precip Reports (#223) Monthly Precip/Temperature Records or Climatology (#57) Monthly Precip/Temperature with El Nino SOI Index Relationship (#95) Monthly Precip/Temperature Climate District / Statewide Ranks/Aridity (#24) Monthly/Yearly Precip/Temperature Statistics by Year (#3) Monthly Precip/Temperature Distributions (#6) Monthly Precip Reliability (#8) Monthly Station Departures + El Nino 3.4 Index Time Series (#23) Month warmer/wetter than other Month for Year (#36) One Day's Precip Greater than X percentage of Monthly Total (#58) Quantile / Quantile Plot of Daily Temperatures for Two Months/Periods (#41) Snowfall vs Precip Total for a Month (#47) Scenarios for this month besting some previous month (#39) Wind Speed and Wind Direction Daily Averages for Month (#71) Wind Speed and Wind Direction Monthly Climatology (#138) Wind Speed Hourly Climatology by Month or Period (#173) Accumulated Days with High/Low Above/Below Threshold (#135) Accumulated GDD/Precip Threshold Frequency by Day of Year (#246) Dew Point / Vapor Pressure Deficit / RH Distributions by Year or Season (#76) Climatological Maps of Annual/Monthly Averages (#125) Difference between two periods or single period of years [map] (#151) Compare one station yearly summary vs entire state (#187) Compare NCEI Climdiv to IEM Climodat Statewide Values (#244) Comparison of Yearly Summaries between two stations (#128) Daily High + Low Temperatures with Departures (#99) Days per year and first/latest date above/below given threshold (#12) Days per year with High Temperature above temperature thresholds (#184) Days per year by season or year with temperature above/below threshold (#74) Days per year with temp/precip/snowfall within ranges (#181) End/Start Date of Summer (warmest 91 day period) per Year (#13) First Fall Temp Below Threshold (First Freeze/Frost) (#27) First / Last Date of Air/Soil Temperature Threshold [map] (#165) Frequency of First/Last Fall High/Low Temp by Day of Year (#119) Frequency of Last Spring High/Low Temperature by Day of Year (#120) General yearly totals with trend line fitted (#189) Growing Degree Day Scenarios For This Year (#179) Growing Season Differences Map between Two Periods (#152) Holiday or Same Day Daily Weather Observations each year (#148) Hourly Frequency of Variable within Certain Ranges (#53) Last Spring and First Fall Date above/below given threshold (#10) Last or First Snowfall of Each Winter Season (#64) Maximum Low Temperature Drop (#33) Max/Min High/Low after first temperature exceedence of season (#188) Maximum Period between Precip Amounts (#105) Minimum Wind Chill / Max Heat Index Temperature (#46) Monthly Temperature Range (#30) NWS Office Accumulated SVR+TOR Warnings (#44) Percentage of Days each Year Above/Below Average (#69) Period between Last and First High Temperature for Year (#77) Period each year that was warmest/coldest/wettest/driest (#134) Precip Totals by Season/Year (#75) Records Set by Year (Max High / Min Low / Max Precip) (#63) Soil Temperature Periods Above/Below Threshold in Spring (#144) Soil Temperature / Moisture Daily Time Series by Year (#145) Snow Coverage Percentage for State For One Winter (#175) Snowfall Season Totals Split by Date within Season (#133) Step Ups in High Temp / Step Downs in Low Temp by Year (#103) Temperature / Precip Statistics by Year (#100) Time per Winter Season below Wind Chill Threshold (#136) Trailing X day temp/precip departures (weather cycling) (#104) Yearly Precip Contributions by Daily Totals (#14) River Gauge Obs and Forecasts from HML Products (#160) NWS RFC Flash Flood Guidance Plots (#178) US Drought Monitor Areal Coverage by State (#183) US Drought Monitor Change in Areal Coverage by State (#186) US Drought Monitor Time Duration over Period Maps (#194) US Drought Monitor + Weather Prediction Center (WPC) Forecast Rain (QPF) (#193) Weekly Statewide SPI Changes and Drought Classification (#231) Average Dew Point/RH% by Air Temperature by Month or Season or Year (#78) Cloud Amount and Level Timeseries / Visibility for One Month (#40) Cloudiness Impact on Hourly Temperatures (#88) Combos of Hourly Observations Var Vs Var (#214) Daily u and vs Wind Component Climatologies (#59) Dew Point Distribution by Wind Direction by Month or Season or Year (#79) Difference between morning low or afternoon high temperature between two sites (#54) Difference between two ASOS/METAR stations for a given hourly variable (#250) Flight / Aviation Condition (VFR, MVFR, IFR, LIFR) hourly for one month (#167) Frequency of METAR Code (Thunder, etc) by week or day by hour (#87) Frequency of Overcast Clouds / Clear Skies by Air Temperature by month/season (#131) Heat Index / Temperature / Dew Point / Wind Chill Hourly Histogram (#93) Hourly Analysis Maps of ASOS/METAR Stations (#192) Hourly Extremes by Month/Season/Day Period/Year (#153) Hourly Frequency / Histogram by year and by hour of day (#159) Hourly temp distributions on days exceeding temperature (#106) Hourly variable comparison between two hours on one day (#202) Largest Rise/Drop in Temp/Dew Point/Pressure over X Hours (#169) Long term observation time series (#18) Monthly Frequency of Overcast Conditions (#45) Monthly Frequency of Present Weather Code in METAR Report (#170) Monthly Frequency of Wind Speeds by Air Temperature (#67) MOS Forecast Ranges + ASOS Observations (#37) One Minute Interval Plots (#211) One Minute Precip During Severe Weather (#222) Overcast Sky Condition 2D Histogram (Level by Week) (#162) Percentiles of Hourly ASOS Data by Day, Week, Month, or Year (#213) Temperature Frequency by Week During Precip (#146) Top 10 / Most Recent Hourly Reports from ASOS Stations (#155) Wind Rose when specified criterion is meet (#16) NASS County Yield Maps (#238) NASS County Yields + Weather Station Summaries (#239) NASS Crop Condition by Year for Six States (#156) NASS Crop Progress by Year (#127) NASS Crop Progress State Average Map (#197) NASS Crop Progress Weekly Change (#209) ASOS/METAR Heat Index / Wind Chill Frequencies by NWS Alert Headline (#196) ASOS/METAR Time Series during NWS Alert Headline (Blizzard / Fire / Wind / Heat / Wind Chill) (#232) Calendar Plot of Watch/Warn/Adv Daily Counts (#191) NWS Damage Assessment Toolkit (DAT) Tornado Tracks + Lead Time (#253) Days since Last Watch/Warning/Advisory by WFO (#92) Frequency of Watch/Warning/Advisories by Time of Day (#72) Frequency of Hail/Wind Tags used in Severe TStorm Warnings (#50) Gantt Chart of Watch/Warning/Advisories by WFO or UGC (#52) Local Storm Reports by Month/Year + Top 10 Daily (#245) Local Storm Reports Calendar Counts (#234) Local Storm Reports Issued by WFO/State [map] (#163) Local Storm Report Source Type Ranks by Year (#102) Map of WFO/CWSU Miscellaneous Event Counts (SPS/CWA) (#237) Map of WFO Watch/Warning/Advisories over a Time Period (#260) NWS Office Accumulated Watch/Warning/Advisories by Year (#44) Number of Distinct Phenomena/Significance VTEC per Year (#68) Number of Watch/Warning/Advisories Issued per Year (#73) Number of Watch/Warning/Advisories Issued per Year per Month + Top 10 Daily (#171) NWS Watch Warning Advisory (WaWa) Map + Population Stats (#247) NWS Warning Load Time Series (#251) Period between First and Last VTEC Product Each Year (#70) Period between First and Last SPC/WPC Outlook each Year (#248) Population/Area under NWS Watch/Warning/Advisory at Time (#224) Storm Based Warning Polygon Visual Summary (#203) Storm Motion distribution based on NWS Warnings (#195) SPC Convective/Fire Wx or WPC Excessive Rainfall Outlook Calendar (#201) SPC Convective/Fire Wx or WPC Excessive Rainfall Outlook Progression for Lat/Lon (#258) SPC Convective/Fire Wx or WPC Excessive Rainfall Last Event Infographic (#230) SPC + WPC Outlook Heatmap (#200) Special Weather Statements (SPS) Polygon Count by Year by Month (#143) Special Weather Statements (SPS) Polygon Calendar of Daily Counts (#233) Storm Prediction Center (SPC) Watches per Year for a State (#166) Text Product Frequency Maps (#210) Text Product Issuance Counts by Month + Year (#235) Time of Day Frequency for Given Warning / UGC (#48) Time Duration of a Watch/Warning/Advisory for a UGC/WFO (#80) Top 10 VTEC Event Days/Multi-Day by Year/Month (#243) Top 25 Most Frequent VTEC Products by Office/NWS (#101) UGC Geometry Change Diagnostic (#259) Weekly/Daily/Monthly Frequency of a Watch/Warning/Advisory (#56) WFO / State VTEC Event Counts/Time Coverage Percent/Num Days for a Given Period (map) (#109) WFO VTEC Single Event Map Plot (map) (#208) UGC or Polygon SBW Statistics for Watch/Warning/Advisory by state/wfo (#90) Tall Towers - 1 Second Interval Time Series (#158) Monthly Max/Min/Avgs for Sounding Parameter or Variable at Given Level (#198) Single Sounding Mandatory Level Percentile Ranks (#150) Sounding Parameter / Variable Yearly Timeseries (#212) Center Weather Advisory (CWA) Map (#226) HRRR Comprehensive Climate Index (CCI) (#257) HRRR Time-Lagged Ensemble Reflectivity Plot (#221) Local Storm Report (LSR) Simple Map (#242) NEXRAD Level III Latency over NOAAPort (#254) NWEM / NWS Non-VTEC Products containing a polygon (#227) PIREP Daily Counts by ARTCC / Alaska Zone (#236) SPC Convective / Fire Weather Outlook Graphics (#220) SPS Special Weather Statement Maps (#217) Terminal Aerodome Forecast (TAF) Infographic (#219)

Select Plot Type

2 Configure Chart Options

IEM generated up to 35 char product identifier:

Product Segment Number (starts at 0):

Should a NEXRAD Mosaic by overlain:

Overlay NEXRAD Mosaic Let autoplot decide when to include NEXRAD overlay No NEXRAD Mosaic Please

Image Pixel Size @100 DPI

1024x768 (4:3) 800x600 (4:3) 800x800 (1:1) 900x600 (3:2) Twitter Friendly (1200x675) 1280x720 (16:9)

Image Resolution (DPI) (50 to 500)

Select Output Format:

Chart Image (.PNG) Scalable Vector Graphic (.SVG) Portable Document Format (.PDF)

Generate Plot Force Update (bypass cache)

Plot Description:

This plot is not meant for interactive use, but a backend for SPS plots. A more approachable frontend is to visit the NWS Text by WFO page and click on the SPS product you are interested in.

3 Generated Chart

Based on recent timings, plot generation averages 4 seconds. Please wait while your chart is being generated...

CSV Data Excel Download

IEM Daily Features using this plot

The IEM Daily Features found on this website often utilize plots found on this application. Here is a listing of features referencing this plot type.

• 07 Nov 2024: SPS Graphics
• 08 Dec 2022: Special Weather Statement