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Severe Weather Signature of sharp gradient of moisture in Blended TPW imagery

Blended Total Preciptable Water 18 UTC 19 October 2012. Severe Weather Signature of sharp gradient of moisture in Blended TPW imagery. Moderate trough of moist advection.

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Severe Weather Signature of sharp gradient of moisture in Blended TPW imagery

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  1. Blended Total Preciptable Water 18 UTC 19 October 2012 Severe Weather Signature of sharp gradient of moisture in Blended TPW imagery Moderate trough of moist advection

  2. Blended TPW Percent of Normal 18 UTC 19 October 2012 Severe Weather Signature of sharp gradient of moisture in the TPW Percent of Normal Blended imagery

  3. METSAT IR 18 UTC 19 October 2012 Severe Weather along dry line that have produced t-storms

  4. SA National Severe Weather Warnings: 19 October 2012 16h00 SAST Current warning: Eastern Cape ProvinceUpdated: 19/10/2012 16:27:54Validity: 2012-10-20 to 2012-10-20Type: Warning. Take actionSubject: HEAVY RAIN AND VERY COLD CONDITIONSDetail: 1. HEAVY FALLS OF RAIN (>50MM) ARE EXPECTED IN PLACES OVER THE SOUTHERN PARTS. 2. VERY COLD CONDITIONS ARE EXPECTED IN PLACES OVER THE NORTH-EASTERN INTERIOR.Current warning: Gauteng ProvinceUpdated: 19/10/2012 16:27:54Validity: 2012-10-19 to 2012-10-20Type: Watch. Be preparedSubject: SEVERE THUNDERSTORMSDetail: 1. SEVERE THUNDERSHOWERS ARE EXPECTED IN PLACESCurrent warning: Kwazulu Natal ProvinceUpdated: 19/10/2012 16:27:54Validity: 2012-10-19 to 2012-10-19Type: Warning. Take actionSubject: HEAVY RAINDetail: WARNING: --------- 1. HEAVY FALLS OF RAIN (>50MM) ARE EXPECTED IN PLACES WATCH: ------ 1. SEVERE THUNDERSHOWERS ARE EXPECTED IN PLACES OVER THE INTERIOR.Current warning: Mpumalanga ProvinceUpdated: 19/10/2012 16:27:54Validity: 2012-10-20 to 2012-10-20Type: Watch. Be preparedSubject: SEVERE THUNDERSTORMSDetail: 1. SEVERE THUNDERSHOWERS ARE EXPECTED IN PLACES OVER THE HIGHVELD AND ESCARPMENT.Current warning: Western Cape ProvinceUpdated: 19/10/2012 16:27:54Validity: 2012-10-20 to 2012-10-20Type: Warning. Take actionSubject: HEAVY RAIN AND HIGH SEASDetail: WARNING: -------- 1. HEAVY FALLS OF RAIN (>50MM) ARE EXPECTED IN PLACES OVER THE SOUTHERN PARTS . WATCH: ------ 1. HIGH SEAS WITH WAVE HEIGHTS BETWEEN 6 TO 9M ARE EXPECTED BETWEEN CAPE COLUMBINE AND CAPE AGULHAS.

  5. Blended TPW Percent of Normal 06 UTC 20 October 2012 250% 200 150 100 50 0 % of normal

  6. METSAT VIS 0515 UTC 20 Oct 2012 METSAT IR 0515 UTC 20 Oct 2012 Blended TPW 06 UTC 20 October 2012

  7. Port Alfred Flooding Pictures Global Hydro-Estimator 3day totals through 12 UTC 20 October 2012 25 50 75 100 125 150 200 250 mm

  8. Blended TPW Percent of Normal 250% 200 150 100 50 0 % of normal 12 UTC 20 Oct 2012 12 UTC 20 Oct 2012 Blended Total Precipitable Water (TPW) and 850 hPa Winds 12 UTC 20 Oct 2012 12 UTC 20 Oct 2012 12 UTC 20 Oct 2012 Severe Storm RGB METSAT WV METSAT VIS METSAT VIS

  9. Blended TPW for around 12 UTC 21 October 2012 moist dry moist

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