Current Time:

WRF Cycle: 20260915 12 UTC

Composite Reflectivity Base Reflectivity VIL Max DBZ Max VIL

Frames to Animate
5 10 20 50 100

Composite Reflectivity Base Reflectivity VIL Max DBZ Max VIL
Composite Reflectivity Composite Reflectivity (AHSP) Base Reflectivity Base Reflectivity (YYC) Base Velocity Differential Reflectivity Correlation Coefficient Max DBZ Max VIL

Frames to Animate
5 10 20 50 100

Composite Reflectivity Composite Reflectivity (AHSP) Base Reflectivity Base Reflectivity (YYC) Base Velocity Differential Reflectivity Correlation Coefficient Max DBZ Max VIL
Composite Reflectivity Base Reflectivity Base Velocity Differential Reflectivity Correlation Coefficient Max DBZ Max VIL

Frames to Animate
5 10 20 50 100

Composite Reflectivity Base Reflectivity Base Velocity Differential Reflectivity Correlation Coefficient Max DBZ Max VIL
Composite Reflectivity Composite Reflectivity (AHSP) Max DBZ Max VIL

Frames to Animate
5 10 20 50 100

Composite Reflectivity Composite Reflectivity (AHSP) Max DBZ Max VIL
TITAN Tutorial

RADAR: Strathmore Carvel Olds
Mosiac: EC RADARs

Variable Select:

Not all fields available for all radars and times.

Date:    Start Hour (UTC):

Length (hours):


VIS/IR Sandwich
Day Convection
**Note: Satellite data is being produced experimentally for use and interpretation by experts, with no guarantee or warranty of the data. Effects such as parallax have not been corrected.**

ML CAPE SB CAPE MU CAPE Theta-e 2m Dewpoint 850 hPa Dewpoint 500 hPa Vorticity 300 hPa Wind Differential Divergence LI & PWAT Shear & SRH Crossover Guide*
RAP Cycle: 2026091602 UTC
Base Reflectivity & UD Helicity Echo Top Hailcast Control Most Unstable CAPE Multi-Layer Cloud Fraction Surface Wind Temperature & Dewpoint 300mb Wind 500mb Vorticity 850mb Theta-e
Rocky MH Red Deer Olds Calgary
Rocky MH Red Deer Olds Springbank
Rocky MH Red Deer Olds Calgary
Rocky MH Red Deer Olds Calgary
QPF Echo Top Updraft Helicity Vertical Velocity Hail (Ensemble Max) Hail (Ensemble Mean)
QPF Echo Top Updraft Helicity Vertical Velocity Hail (Ensemble Max) Hail (Ensemble Mean)
QPF Echo Top Updraft Helicity Vertical Velocity Hail (Ensemble Max) Hail (Ensemble Mean)

2026091512.arw_d02_cyyc.buf2026091512.arw_d02_cyrm.buf2026091512.arw_d02_cyqf.buf2026091512.arw_d02_cybw.buf2026091512.arw_d02_cwav.buf2026091512.arw_d02_cen4.buf2026091512.arw_d02_cen3.buf2026091512.arw_d02_ceh3.buf2026091512.arw_d02_cea3.buf

Calgary Red Deer Rocky Mountain House Springbank Sundre High River Three Hills Ponoka Olds-Didsbury
About WRF
1km AGL REFL 2m T/Td 2m Dewpoint 6hr Hailswath CAPEShear Cloud Layers

cyyc.202609150600.bufcyrm.202609150600.bufcyqf.202609150600.bufcybw.202609150600.bufcwav.202609150600.bufcen4.202609150600.bufcen3.202609150600.bufceh3.202609150600.bufcea3.202609150600.buf

Calgary Red Deer Rocky Mountain House Springbank Sundre High River Three Hills Ponoka Olds-Didsbury
MPAS Cycle: 2026091506 UTC
**Note: MPAS is experimental/pre-operational**
Most Unstable CAPE QPF (Regional) Surface Wind Temperature & Dew Point Simulated IR Satellite HRDPS Total Cloud Fraction Precipitation Rate Reflectivity* RDPS Total Cloud Fraction*
HRDPS Cycle: 2026091512 UTC
QPF Updraft Helicity
QPF Updraft Helicity
Day 3
QPF Updraft Helicity
~~>
Most Unstable CAPE QPF (Regional) Surface Wind Temperature & Dew Point Simulated IR Satellite HRDPS Total Cloud Fraction Precipitation Rate
HRDPS-1km Cycle: 2026091500 UTC
QPF Updraft Helicity
QPF Updraft Helicity
QPF Updraft Helicity
Base Reflectivity & UD Helicity Echo Top Multi-Layer Cloud Fraction MUCAPE Temperature & Dew Point
HIRESW Cycle: 20260919 12 UTC
Calgary Olds Red Deer Rocky MH
QPF Echo Top Updraft Helicity VIL
QPF Echo Top Updraft Helicity VIL
Day 3
QPF Echo Top Updraft Helicity VIL
~~>
Base Reflectivity & UD Helicity Echo Top Multi-Layer Cloud Fraction MUCAPE Temperature & Dew Point
HIRESW Cycle: 20260919 12 UTC
Calgary Olds Red Deer Rocky MH
QPF Echo Top Updraft Helicity VIL
QPF Echo Top Updraft Helicity VIL
Day 3
QPF Echo Top Updraft Helicity VIL
~~>
Calgary Olds Red Deer Rocky MH
NAM Cycle: 20260915 12 UTC
Near-surface Smoke Vertically Integrated Smoke
Calgary Olds Red Deer Rocky MH
RAP Smoke Cycle: 2026091521 UTC
CREF Paintball CREF Stamps Daily Prob Lightning Hail Paintball Daily Ens Max Hail
0.5cm 1.2cm 2.1cm 3.3cm 5.0cm
0.5cm 1.2cm 2.1cm 3.3cm 5.0cm
AHSP CREF AHSP Hail Calgary Red Deer Rocky Mountain House Olds/Didsbury
REFS Cycle: 2026081206 UTC
**Note: REFS is experimental/pre-operational**
2m Dewpoint CREF QPF Smoke Daily Hailswath CAPEShear Cloud Layers Jet Winds 500 hPa Vort 2-5km Moisture Transport 0-1km Moisture Transport
Calgary Red Deer Rocky Mountain House Olds/Didsbury

Calgary Red Deer Rocky Mountain House Springbank Sundre High River Three Hills Ponoka Olds-Didsbury
RRFS Cycle: 2026081206 UTC
**Note: RRFS is experimental/pre-operational**
3/6 hour QPF 500mb Anomaly 500mb Absolute Vorticity Precipitable Water Precipitable Water Anomaly 850mb Water Vapor Flux Upper-Level Jet CAPE and 500 hPa Bulk Shear
Calgary Olds Red Deer Rocky MH
ECMWF Cycle: 20260919 00 UTC
3-hour QPF 500mb Anomaly 500mb Absolute Vorticity Most Unstable CAPE Precipitable Water PW Anomaly Surface Temp. Wind and Pressure Upper-Level Jet
Calgary Olds Red Deer Rocky MH
GFS Cycle: 20260929 06 UTC
12-hr CAPEShear > 500 12-hr PoP
24hr Precip CAPE Shear CAPE-Shear PWAT Gust Temperature Dewpoint
24hr Precip CAPE Shear CAPE-Shear PWAT Gust Temperature Dewpoint
24hr Precip CAPE Shear CAPE-Shear PWAT Gust Temperature Dewpoint
24hr Precip CAPE Shear CAPE-Shear PWAT Gust Temperature Dewpoint
GEFS Cycle: 20261001 12 UTC
12-hr Cape-Shear > 500 12-hr PoP Mean 500mb Anomaly
24hr Precip CAPE Shear CAPE-Shear PWAT Temperature Dewpoint
24hr Precip CAPE Shear CAPE-Shear PWAT Temperature Dewpoint
24hr Precip CAPE Shear CAPE-Shear PWAT Temperature Dewpoint
24hr Precip CAPE Shear CAPE-Shear PWAT Temperature Dewpoint
EPS Cycle: 20260928 12 UTC
All available output hours
Control Ensemble Max Prob > 0.5cm Prob > 1.2cm Prob > 2.1cm Prob > 3.3cm
Daily maxima (12 UTC reset)
Control Ensemble Max Prob > 0.5cm Prob > 1.2cm Prob > 2.1cm Prob > 3.3cm
All available output hours
Control Ensemble Max Prob > 0.5cm Prob > 1.2cm Prob > 2.1cm Prob > 3.3cm
Daily maxima (12 UTC reset)
Control Ensemble Max Prob > 0.5cm Prob > 1.2cm Prob > 2.1cm Prob > 3.3cm
AHSP Calgary Olds-Didsbury Red Deer Rocky MH Edmonton Bowman
SREF Hailcast Cycle: 2026091503 UTC

Lightning Animation Lightning Today Yesterday's Lightning Blitzortung*

Updates on the :03 and :33 Minutes of the Hour

Cumulative Plots and Loops Reset at 1230 UTC

Canada Mesonet Portal*
24-hr Hail Swath
W Cam (Still) W Cam (Loop) N Cam (Still) N Cam (Loop)*

Hours to Animate
1 3 6 12 24

Calgary Downtown Live Stream* Carstairs (WSW) Still Carstairs (WSW) Timelapse* Chestermere (W)* CYQF Cams* CYBW Cams* CYRM Cams* Northeast Calgary (N) Nose Hill Calgary (S-SE)
Balzac (W) Balzac (NW) Bowden (N) Bowden (S) Ponoka (S) Ponoka (N)
Calgary Traffic Cams* West of Okotoks (WSW)* High River Airport (E)*
Visible Longwave IR Sandwich Day Cloud Phase Night Microphysics
Visible Longwave IR Sandwich Day Cloud Phase Night Microphysics
Olds-Didsbury Weather Surface Observations (AWC) Surface Analysis (WPC)
Calgary Red Deer Rocky Mountain House

METAR obs update ten minutes after the hour

Calgary Peak Heating Calgary Day 1 Hourly Calgary Day 2 Hourly Rocky Mountain House Peak Heating Rocky Mountain House Day 1 Hourly Rocky Mountain House Day 2 Hourly Red Deer Peak Heating Red Deer Day 1 Hourly Red Deer Day 2 Hourly
Tempest Wx PWS Network*
*External page. Opens in new tab*

Issue Time +00hr Issue Time +06hr Issue Time +12hr
NWS Ob Viewer AWC Surface Observations Prairie Sig. Weather Discussion ECCC Thunderstorm Outlook EC Radar Outage Notices Canada Smoke Forecast RAP/HRRR Smoke Alberta River Basin Alerts ECCC Alerts Air Quality Observation Map Canadian Drought Monitor

AHSP End of Season!
NWP support ended, radar and satellite products hibernating soon. See you next year!