National Weather Service United States Department of Commerce
Table of Contents

Current Hazards & Weather

Current Hazards  
Ice Jams (Seasonal)    


Current Radar  
Radar Z-Rs & VCPs    

Anomalies, Standardized Anomalies & Analogs

Standardized Anomalies
Precipitable Water Standardized Anomalies
Forecast Confidence & Standardized Anomalies

Significant Flood Outlooks

  National (WPC) NCRFC MBRFC
Significant Flood Outlooks

Excessive QPF Outlooks

  Day 1 (WPC) Day 2 (WPC) Day 3 (WPC)
Excessive QPF Outlooks

Current Conditions / AHPS / Flooding Products / Real-Time Data

  Current Stages (Quick List)    
  U.S. Water Monitor    
  Latest Hydro Text Products from WFO DMX    
  Current Conditions Current Flooding  
  Real-Time Data    

90-Day Flood Outlooks

Probabilities vs. Normal
  • MBRFC (Under Development)


  • USGS WaterAlert service
    • This service sends e-mail or text messages when certain parameters measured by a USGS data-collection station exceed user-definable thresholds.
  Note: click on a given location's dot in the below state maps to bring up an additional window with tabbed information for that site, including NWS river forecasts. You must click on the text links for the below maps, not on the maps themselves. Clicking on the maps themselves will only bring up a static map image.
National Streamflow Percentiles (Daily) IA Streamflow Percentiles (Daily)
National Streamflow Percentiles (14-Day Average) IA Streamflow Percentiles (14-Day Average)
National Streamflow Percentiles (14-Day Average by HUC8) IA Streamflow Percentiles (14-Day Average by HUC8)
National Flood & High Flow Conditions (Daily) IA Flood & High Flow Conditions (Daily)
National Low Flow Conditions (Daily) IA Low Flow Conditions (Daily)
IA Streamflow Percentiles (Time Series) IA Streamflow Percentiles (Average Index)
Streamflow Index Key
  • 1 = record low
  • 2 = much below Normal
  • 3 = below Normal
  • 4 = Normal
  • 5 = above Normal
  • 6 = much above Normal
  • 7 = record high
Streamflow Percentiles (Table of Daily Values)
Streamflow Duration Hydrographs  
Streamflow Measurements
USGS Threatened Stream Gages  




  Gage QPE  
  Other links:

Precip % of Normal

HPRCC Past 7 Days (IA) Past 14 Days (IA) Past 30 Days (IA) Past 60 Days (IA)
  Past 90 Days (IA) Past 6 Mos (IA) Past 12 Mos (IA) Past 24 Mos (IA)
  Past 7 Days (U.S.) Past 14 Days (U.S.) Past 30 Days (U.S.) Past 60 Days (U.S.)
  Past 90 Days (U.S.) Past 6 Mos (U.S.) Past 12 Mos (U.S.) Past 24 Mos (U.S.)

Soil Moisture

CPC Anomaly Percentile Trends CPC-USDA NASS
Variable Infiltration Capacity (VIC) model Percentile Trends (1 Wk) Trends (2 Wk) Trends (1 Mo)
North American Land Data Assimilation System (NLDAS) Ensemble mean NOAH NASA OHD SAC
NASA/GRACE Data Assimilation
IA State Univ / IA Environmental Mesonet (WEPP) Volumetric Soil Water      
Global Energy and Water Cycle Experiment (GEWEX)        

Drought (Drought Portal) Midwestern Regional Climate Center (MRCC) Drought Pg      
IA Drought Info (IA USGS)        
Drought Impact Reporter        
Monthly & Seasonal Drought Outlooks (CPC) Monthly Seasonal    
Standardized Precipitation Index (SPI)
Palmer Indices Palmer Z-Index Palmer Drought (short-term) Index Palmer Hydrologic (long-term) Drought Index  
National Drought Mitigation Center (NDMC) Vegetation Drought Response Index (VegDRI)      
Precip Needed Estimated Precip Needed to Bring Palmer Drought Index to -0.5      

Snow & Snow Pack

NOHRSC Element Upper
R Basin
IA DMX HSA Missouri River Basin
  Snow Depth (SD) Modeled _X_ _X_ _X_ _X_
  Snow Depth (SD) Observed Past 24 Hrs _X_ _X_ _X_ _X_
  Snow Depth vs. Normal _X_ _X_ _X_ _X_
  Snow Water Equivalent (SWE) Modeled _X_ _X_ _X_ _X_
  Snow Water Equivalent (SWE) Observed Past 24 Hrs _X_ _X_ _X_ _X_
  Snow Water Equivalent (SWE) Modeled _X_ _X_ _X_ _X_
  Snow Water Equivalent (SWE) Observed Past 24 Hrs _X_ _X_ _X_ _X_
Variable Infiltration Capacity (VIC) Model SWE Percentiles SWE Percentile Trends (1 Wk) SWE Percentile Trends (2 Wk) SWE Percentile Trends (1 Mo)  
Snowpack Snow Water Equivalent (IEM)

Ground Frost