SAAWSO PROJECT SUMMARY AND ITS GOALS

Ismail GultepeEC, Cloud Physics and Severe Weather Research

SectionToronto, Ontario M3H 5T4, Canada

SAAWSO PROJECT• Satellite Application for Arctic Weather

and SAR Operations

• SAR: Search and Rescue

• Main goal: Validate satellite based nowcasting products using observations over northern latitudes

SUMMARY• Project sites• IOPs• Instruments• Measurements• Weather conditions

PROJECT SITES

1.MOUNT PEARL SITE (MAIN SITE)2.HOLYROOD SITE (SW)3.BAY BULLS SITE(SE)4.FLATROCK SITE (NE)

MAP FOR THE PROJECT REGION

BAY BULLS

FLATROCK

HOLYROOD ST. JOHN’S

MOUNT PEARL SITE

REFERENCE PRECIP MICROPHYSICS [03-100 MICRON] VISIBILITY-PRECIP-TURB

REMOTE SENSING PLATFORMS

• McGill x-band radar (McGill University)• CL-51 Ceilometer (Vaisala)• 3027A PMWR (Radiometrics)• IR sensors

REMOTE SENSING PLATFORMS

TP3017A

Microphysical platform

REFERENCE PRECIP MEASUREMENTS

PRECIP SENSOR

VIS/FOG AND PRESENT WEATHER SENSORS

ICING-TURBULENCE-RADIATION

T & RH MEASUREMENTS

HMP 45C

HMP 45C212

MP102WXT50

MP102

DSC101

IRTu;d

HOLYROOD SITE

FLAT ROCK SITE

BAY BULLS SITE

IOPs

IOP1:Winter cold clouds/snow[St. John’s] Jan 7-Feb 7, 2013

IOP2:Mixed phase clouds/fog[St. John’s] April 2-May 1, 2013

IOP3:Arctic ice clouds and snow[Goose Bay] Jan 15-Feb 28, 2014

MEASUREMENTSMicrophysics: PR, PA, Precip type, fog, visibility, reflectivity, cloud ceiling, snow crystals, aerosol and fog from 0.3 micron to cm size range), icing, LWP

Radiation: Direct and diffiuse solar radiation as well as SW up(down) and IR up (down)

Dynamics: Doppler velocity, turbulence, wind speed

Profiling: Ceiling, reflectivity, T, LWC, qv, RH, Doppler velocity

Satellite based products

CASE SUMMARIES/EXAMPLES

Feb 2Feb 4Feb 6Feb 8Feb 9Feb 20-22

Jan 3Jan 5Jan 10Jan 11Jan 18Jan 22Jan 23Jan 24Jan 31

Mar 14Mar 15Mar 17Mar 25Mar 28Mar 29Mar 30

Apr 2Apr 6Apr 12

SIGNIFICANT PRECIP EVENTS (SN(RN) DEPTH> 1 cm/day (5 mm/day)

PMWR-April 10

JAN 10 2013-SNOW STORM

JAN-10/11 SNOW STORM

APRIL 2

RADIOMETRIC-PMWR PROFILES

FEBRUARY 4 FOG CASE

SNOW TYPES APRIL 10

APRIL 12APRIL 10

FEBRUARY 2 FEBRUARY 2

FEBRUARY 6 2013

JANUARY 22 2013

FUTURE WORK• Snow type prediction using LPM

• Improve Fog/precipitation Vis parameterizations

• Develop algorithms for satellite retrievals of cold cloud microphysics

• Improve snow precipitation measurements for satellite applications

• Collaborations……………….