All purpose

NCAR RAP

Weathernerds

Climate Reanalyzer

Windytv

NOAA/ESRL/PSD Map Room

NOAA/ESRL/PSD Interactive Plotting and Analysis

NOAA Aviation Weather Center

UAlbany DAES map discussion summaries


Observations and data sets

NWS WPC surface analyses and QPF maps

UAlbany surface potential temperature & mixing ratio maps

University of Wyoming constant pressure surface maps & archive

NOAA SPC surface & upper air map archive

SPC Hourly Mesoanalysis archive

Iowa State archive data and plots

NOAA/NCEI analysis and forecast archive

NCAR/MMM case selection data archive

U.S. City Climate Comparison graph maker

NCEI Local Climate Summaries

World Climate Index

NWS sounding climatology plots

CIMMS integrated total precipitable water

University of Wisconsin SSEC sea surface temperatures

CPC monthly ocean briefing

SPC sounding archive

University of Wyoming sounding page

New York State Mesonet

NY State Mesonet Plots

Iowa Mesonet

Oklahoma Mesonet

Mesowest

NWS three-day weather observations


Radar and satellite

College of DuPage

NCEI GIS radar viewer

University of Washington satellite imagery

GOES-16 imagery

SSEC RealEarth

NOAA CIRA RAMMB Himawari viewer

NOAA NESDIS CIRA Tropical RAMSDIS online

NOAA NESDIS GIBBS satellite archive

SSEC @ University of Wisconsin-Madison MODIS archive


Models

Heather Archambault's GFS analyses and archive

Alicia Bentley's real-time GFS analyses and forecast maps

Tomer Burg's analyses and forecast maps

Tropical Tidbits forecast models

Tom Galarneau's real-time QG diagnostics

TwisterData

Rapid Refresh & HRRR

NSSL WoFS

CSU 4-km WRF

NCEP SREF plume viewer

SPC HREF ensemble viewer

Current MOS forecast products

NCEP model output hourly time series

University of Washington regional numerical weather prediction

NCEP/WPC standardized anomalies

Environment Canada Cloud Model

HYSPLIT Trajectory Model


Hurricanes and tropical meteorology

National Hurricane Center

NRL tropical cyclones

RAP Tropical Cyclone Guidance Project

HRD reconn data archive

Live Atlantic basin reconnaissance

Radar loops of landfalling TCs

Global Tropical Moored Buoy Array

OceanWeather Inc.

CIRA Tropical Cyclones

CIRA 3D TC Visualizations

CIMMS Tropical Cyclones

Kerry Emanuel's Hurricane Potential Intensity maps

Brian Tang's tropical cyclone guidance

Tropical cyclone track probability

NOAA AOML Hurricane Model Viewer

NCEP Hurricane WRF

CPC MJO plots and forecasts

Kyle MacRitchie's MJO & tropical wave tracking

Mike Ventrice's MJO, monsoon, and tropical wave monitoring

North Carolina State-CICS-NC monitoring of the MJO and tropical waves

TIGGE MJO forecasts

CPC Ocean NINO Index (ONI)


Severe weather

Storm Prediction Center

SPC severe weather climatology

GFS-LAMP thunderstorm guidance

World Wide Lightning Location Network

LightningMaps.org


Weather and climate blogs

CIMMS Satellite Blog

Brian McNoldy's Tropical Atlantic Update