Upgrade with VectorWX PRO

Advanced hyperlocal weather visualization with real-time radar, multi-model forecasts, storm tracking, and customizable severe weather alerts. Start with Free, then add PRO tools when you need them.

Free

Use core weather tools at no cost. Free includes features without a PRO badge in the lists below.

MRMS radar and core NEXRAD radar tools
HRRR, RRFS, and GFS forecasts with a 7-day forecast panel
Weather map overlays, meteograms, and NWS alert tools

PRO

$5/mo or $49/yr

PRO adds the features marked PRO below, including extended forecasts, additional models, live radar, and advanced alerts.

The lists below show Free features without a badge and mark PRO features with a PRO badge.

Real-Time Weather Radar

•MRMS precipitation mosaic updated every 2 minutes across CONUS
•NEXRAD Level 2 dual polarization radar with infinite zoom resolution
•Reflectivity, base velocity, spectrum width, and composite reflectivity products
•Correlation coefficient (CC), differential reflectivity (ZDR), and differential phase (KDP)
•Storm relative velocity (SRV) with configurable storm motion vector
•VIL (Vertically Integrated Liquid) and echo tops derived products
•Radar animation with smooth TREC-based advection interpolation between frames
•Precipitation type tinting — snow (cyan), ice (orange), freezing rain (purple), hail (hatching)
•Dual-pane radar comparison for side-by-side analysis of different products or sites
•Live radar streaming mode with real-time chunk updates as the antenna rotatesPRO
•140+ NEXRAD radar sites with dedicated local radar pages

Hyperlocal Multi-Model Forecasts

•HRRR 3km resolution forecasts — the highest-resolution operational model in the US
•RRFS and GFS models for medium-range and extended forecasts
•Minute-by-minute 15-minute subhourly data with RTMA bias correction for present mode
•7-day forecast panel with daily high/low, wind, precipitation, and weather icons
•ECMWF (European) model — widely considered the most accurate global modelPRO
•ICON (German DWD) model for independent European model perspectivePRO
•Extended 16-day forecasts with ECMWF and GFS long-range guidancePRO
•Model comparison mode — overlay HRRR, ECMWF, and ICON on a single meteogramPRO
•Hourly forecast breakdown with detailed wind, precip, and cloud dataPRO
•Forecast confidence index powered by GEFS ensemble spread analysisPRO

Interactive Meteograms

•Temperature and dewpoint curves with sunrise/sunset shading
•Wind speed and gust forecasts with directional indicators
•Precipitation rate bars with type-aware coloring
•CAPE (Convective Available Potential Energy) area plots for severe weather assessment
•Cloud cover at low, mid, and high levels with layered visualization
•Lightning Potential Index (LPI) overlay for thunderstorm risk
•Fullscreen meteogram mode with expanded detail and pan/zoom
•Series toggles — show or hide individual variables per graph
•Click any point on the map to load location-specific meteograms instantly

Map Overlays — Present Mode

•MRMS radar with precipitation type visualization
•Precipitation type overlay showing rain, snow, ice, and freezing rain areas
•Wind direction indicators across the map
•NWS severe weather alerts with color-coded polygons
•GLM lightning strike map with real-time updates
•GOES satellite imagery for cloud cover visualization
•24-hour observed precipitation totals (MRMS QPE) with per-type breakdown
•Surface analysis with isobars, fronts, and pressure systems
•Average wind speed, gusts, humidity, temperature, and visibility overlays
•Flight category visibility overlay (VFR/MVFR/IFR/LIFR) from METAR observations
•METAR/TAF station data with decoded observations and forecasts
•Webcam layer with live weather camera feeds
•Storm spotter positions and reports
•ProbSevere storm cell tracking with TVS tornado signaturesPRO
•APRS weather station data with real-time temperature, wind, and pressurePRO
•Aviation overlays — SIGMETs, G-AIRMETs, PIREPs plotted with decoded detailsPRO

Map Overlays — Future (Model) Mode

•Reflectivity forecast showing expected radar returns
•Precipitation type forecast (rain, snow, ice, freezing rain)
•Precipitation accumulation totals with snow depth tracking (12:1 snow-liquid ratio)
•Temperature, humidity, cloud cover, and visibility forecasts
•Average wind and gust forecasts with wind particle visualization
•Wind direction indicator overlay
•CAPE overlay for convective instability assessment
•Surface pressure / isobar forecasts
•SPC convective outlooks for severe weather risk areas
•Upper-level jet stream winds at multiple pressure levels (250/500/700/925 mb)PRO
•Storm Relative Helicity (SRH) for tornado environment assessmentPRO
•Convective Inhibition (CIN) overlayPRO
•Significant Tornado Parameter (STP) compositePRO
•Supercell Composite Parameter (SCP)PRO
•Bulk wind shear (1km, 3km, 6km depths)PRO
•Forecast confidence overlay showing per-pixel model agreementPRO
•Aviation forecast — TAF-based flight category grids (fh 0-24), GFS visibility (fh 25+)PRO

Severe Weather & Storm Tracking

•NWS alerts — tornado warnings, severe thunderstorm warnings, watches, and advisories
•Color-coded alert polygons on the map with click-to-expand details
•SPC convective outlooks for categorical, tornado, wind, and hail risk
•Real-time GLM lightning strike maps with location-based alert radius
•ProbSevere storm cell tracking with motion vectors and TVS tornado detectionPRO
•Storm cell history tracks showing past and projected movementPRO
•Skew-T atmospheric sounding diagrams at any forecast hour and location
•Surface analysis with frontal boundaries and pressure centers

Customizable Weather Alerts

•Email alerts for tornado warnings, severe thunderstorm warnings, and watches
•Point-in-polygon precision — alerts for YOUR specific location, not a broad county
•Tornado/PDS (Particularly Dangerous Situation) alerts regardless of location
•Alert sound effects with configurable watch, warning, and urgent categories
•Screen flash on PDS and tornado emergencies
•SMS and email weather alerts delivered instantly to your phone and inboxPRO
•Voice readback of full alert text or brief summaries using natural TTSPRO
•Independent sound and voice controls per alert category (watch/warning/urgent/tornado)PRO
•Lightning strike SMS and email alerts when detected near your locationPRO

Aviation Weather

•METAR station observations with decoded weather, wind, visibility, and cloud layers
•TAF terminal forecasts with period-by-period decoded output
•Interactive flight category map (VFR, MVFR, IFR, LIFR) from real-time METAR data
•TAF-based forecast flight category grids for the first 24 hours
•Ceiling and visibility data with FAA flight category thresholds
•Skew-T atmospheric sounding diagrams with temperature, dewpoint, and wind profiles
•SIGMETs (convective and non-convective) plotted on the map with full detailsPRO
•G-AIRMETs with altitude, hazard type, and movement informationPRO
•PIREPs (Pilot Reports) with icing, turbulence, and weather observationsPRO
•Drone Wind layer — wind at drone altitude (80m AGL) with 15-minute near-term updatesPRO
•Runway crosswind & headwind calculator with personal limits from your saved aircraft profilePRO
•Density altitude readout for performance planningPRO
•Kp index / GPS-interference indicator for drone operationsPRO
•Part 107 go/no-go score with configurable airframe limitsPRO
•Part 107 pre-flight briefing PDF export for compliance documentationPRO
•Fly Route corridor briefing — departure-to-destination flight categories, winds & per-leg go/no-goPRO

AI & Voice Features

•AI weather chat — ask natural language questions about weather at your location (3 free uses)
•NWS forecast voice readback with natural TTS (1 free play per day)
•Unlimited AI weather chat for in-depth weather analysisPRO
•Unlimited forecast voice playback with scrub sliderPRO
•Voice alert readback — hear full or brief alert text when warnings are issuedPRO

Map Click & Point Data

•Click any location for detailed point forecast data — temp, wind, precip, CAPE, and more
•Reflectivity value readout in dBZ at the clicked point
•Precipitation type and rate at click location
•Wind speed, direction, and gust at click location
•Snow accumulation totals with 12:1 liquid-to-snow conversion
•METAR popup with full decoded observation, TAF, and flight category
•Alert details with headline, issuance time, and full text expansion
•Radar and sounding quick-launch buttons from any click popup
•Reverse geocode — shows city/county name for clicked location

User Interface & Experience

•No advertisements — ever. Clean, distraction-free weather interface
•Dark basemap designed for weather data contrast
•Timeline scrubbing with smooth advection-interpolated transitions
•Progressive timeline: near-term hours get more space for precision scrubbing
•Keyboard shortcuts: R (nearest radar), D (draw), < > (step timeline), P (debug)
•Location search — city, ZIP code, or ICAO airport codes
•GPS location detection with one-click nearest radar loading
•Cookie and account-synced preferences for layers, settings, and alert configuration
•Mobile-responsive layout with touch-optimized controls
•Live weather streams viewer for real-time storm coverage
•Basemap customization — adjust land, water, road, label, and boundary colorsPRO
•Gray basemap variant for maximum weather data contrastPRO
•24/7 session keepalive — no 1-hour timeout for continuous monitoringPRO

Open VectorWX

Free to use. No account required for basic features.