* EAST PACIFIC 2021 SHIPS INTENSITY FORECAST * * IR SAT DATA AVAILABLE, OHC AVAILABLE * * NARDA EP162019 09/30/19 00 UTC * TIME (HR) 0 6 12 18 24 36 48 60 72 84 96 108 120 132 144 156 168 V (KT) NO LAND 30 29 27 26 23 24 27 30 31 31 31 34 37 42 44 43 45 V (KT) LAND 30 32 30 29 27 27 30 33 28 27 27 27 27 27 27 27 27 V (KT) LGEM 30 29 29 27 25 22 20 18 22 N/A N/A N/A N/A N/A N/A N/A N/A Storm Type TROP TROP TROP TROP TROP TROP TROP TROP TROP N/A N/A N/A N/A N/A N/A N/A N/A SHEAR (KT) 17 17 16 12 8 10 11 10 20 N/A N/A N/A N/A N/A N/A N/A N/A SHEAR ADJ (KT) 2 0 -1 2 2 0 4 2 2 N/A N/A N/A N/A N/A N/A N/A N/A SHEAR DIR 112 109 110 108 110 125 171 211 223 N/A N/A N/A N/A N/A N/A N/A N/A SST (C) 29.3 29.7 29.8 29.9 30.3 30.0 30.0 29.7 28.3 N/A N/A N/A N/A N/A N/A N/A N/A POT. INT. (KT) 160 163 164 165 168 164 164 161 146 N/A N/A N/A N/A N/A N/A N/A N/A 200 MB T (C) -50.9 -51.4 -51.8 -51.7 -51.4 -51.7 -51.7 -52.2 -52.4 N/A N/A N/A N/A N/A N/A N/A N/A 200 MB VXT (C) 0.6 0.8 1.1 1.0 0.7 0.4 0.3 0.5 0.4 N/A N/A N/A N/A N/A N/A N/A N/A TH_E DEV (C) 8 6 6 6 7 3 4 1 3 N/A N/A N/A N/A N/A N/A N/A N/A 700-500 MB RH 78 73 68 62 58 50 44 43 41 N/A N/A N/A N/A N/A N/A N/A N/A MODEL VTX (KT) 10 9 8 8 6 4 4 3 2 LOST LOST LOST LOST LOST LOST LOST LOST 850 MB ENV VOR 120 120 97 78 66 50 28 41 16 N/A N/A N/A N/A N/A N/A N/A N/A 200 MB DIV 109 81 66 53 45 25 21 19 29 N/A N/A N/A N/A N/A N/A N/A N/A 700-850 TADV -4 -4 -6 -2 0 -3 -1 4 3 N/A N/A N/A N/A N/A N/A N/A N/A LAND (KM) -72 2 78 79 68 45 53 10 -88 N/A N/A N/A N/A N/A N/A N/A N/A LAT (DEG N) 19.9 21.0 22.0 23.0 23.9 25.3 26.5 27.9 29.3 N/A N/A N/A N/A N/A N/A N/A N/A LONG(DEG W) 104.5 105.5 106.4 107.2 108.0 109.3 110.2 110.7 111.2 N/A N/A N/A N/A N/A N/A N/A N/A STM SPEED (KT) 17 14 13 12 11 8 7 7 7 N/A N/A N/A N/A N/A N/A N/A N/A HEAT CONTENT 23 27 27 26 28 29 32 26 14 N/A N/A N/A N/A N/A N/A N/A N/A FORECAST TRACK FROM OFCI INITIAL HEADING/SPEED (DEG/KT):320/ 19 CX,CY: -11/ 15 T-12 MAX WIND: 40 PRESSURE OF STEERING LEVEL (MB): 215 (MEAN=587) GOES IR BRIGHTNESS TEMP. STD DEV. 50-200 KM RAD: 19.4 (MEAN=14.5) % GOES IR PIXELS WITH T < -20 C 50-200 KM RAD: 91.0 (MEAN=65.0) PRELIM RI PROB (DV .GE. 35 KT IN 36 HR): 5.1 INDIVIDUAL CONTRIBUTIONS TO INTENSITY CHANGE 6 12 18 24 36 48 60 72 84 96 108 120 132 144 156 168 ------------------------------------------------------------------------------ SAMPLE MEAN CHANGE 0. 0. 1. 1. 1. 2. 1. 1. 0. -0. -1. -2. -2. -3. -4. -4. SST POTENTIAL -0. -1. -0. 0. 5. 11. 18. 24. 28. 31. 34. 38. 41. 44. 46. 49. VERTICAL SHEAR MAG 1. 2. 3. 4. 5. 4. 3. -1. -4. -6. -6. -6. -7. -8. -10. -12. VERTICAL SHEAR ADJ -0. 0. -0. -0. -0. -1. -1. -1. -0. -0. -0. -0. -0. -0. -0. -0. VERTICAL SHEAR DIR -0. -0. -1. -1. -3. -4. -3. -1. -1. -2. -2. -2. -2. -2. -1. -1. PERSISTENCE -2. -4. -4. -5. -4. -4. -3. -3. -2. -2. -2. -3. -2. -2. -3. -2. 200/250 MB TEMP. -0. -0. -1. -1. -1. -1. -1. 0. 0. 1. 1. 2. 2. 3. 4. 5. THETA_E EXCESS 0. 0. 0. 0. -1. -1. -3. -4. -4. -5. -5. -5. -5. -5. -6. -7. 700-500 MB RH 0. 0. 0. 0. 0. -0. -0. -1. -1. -1. -1. -1. -1. -1. -2. -2. MODEL VTX TENDENCY -0. -1. -1. -4. -4. -6. -9. -11. -11. -11. -11. -10. -9. -8. -7. -7. 850 MB ENV VORTICITY 0. 0. 0. 0. 0. -0. -0. -1. -1. -1. -1. -1. -1. -1. -1. -1. 200 MB DIVERGENCE 0. 0. 1. 1. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. -0. -0. 850-700 T ADVEC 0. 0. 0. 0. 0. -0. -0. 0. 0. 0. 0. 0. 0. 0. 0. 0. ZONAL STORM MOTION 0. 0. 1. 1. 1. 2. 2. 2. 1. 1. 1. 1. 1. 1. 0. -0. STEERING LEVEL PRES -0. -1. -2. -3. -4. -5. -6. -6. -7. -8. -8. -8. -6. -5. -5. -2. DAYS FROM CLIM. PEAK -0. -0. -0. -0. -0. -0. -0. -0. -1. -1. -1. -1. -1. -1. -2. -2. GOES PREDICTORS 1. 1. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 1. 1. 1. OCEAN HEAT CONTENT 0. 0. 0. 0. 0. 1. 1. 0. 0. 0. -0. -0. -1. -1. -2. -3. RI POTENTIAL -0. -0. -1. -1. -3. -3. -2. -1. 1. 2. 3. 3. 3. 3. 3. 3. ------------------------------------------------------------------------------ TOTAL CHANGE -1. -3. -4. -7. -6. -3. 0. 1. 1. 1. 4. 7. 12. 14. 13. 15. CURRENT MAX WIND (KT): 30. LAT, LON: 19.9 104.5 ** 2022 E. PACIFIC RI INDEX EP162019 NARDA 09/30/19 00 UTC ** (SHIPS-RII PREDICTOR TABLE for 30 KT OR MORE MAXIMUM WIND INCREASE IN NEXT 24-h) Predictor Value RI Predictor Range Scaled Value(0-1) % Contribution POT = MPI-VMAX (KT) : 134.3 27.0 to 147.4 0.89 7.4 12 HR PERSISTENCE (KT) : -10.0 -22.0 to 44.0 0.18 1.5 MULTI-LAYER SHEAR (KT) : 24.1 30.9 to 7.7 0.29 1.9 D200 (10**7s-1) : 70.8 -33.0 to 159.5 0.54 3.3 BL DRY-AIR FLUX (W/M2) : 118.0 816.2 to -81.4 0.78 -4.5 MAXIMUM WIND (KT) : 30.0 22.5 to 132.0 0.21 1.1 STD DEV OF IR BR TEMP : 19.4 37.8 to 2.1 0.52 2.3 HEAT CONTENT (KJ/CM2) : 26.2 2.7 to 103.4 0.23 0.7 %area of TPW <45 mm upshear : 0.0 62.3 to 0.0 1.00 0.6 2nd PC OF IR BR TEMP : -0.7 2.2 to -2.3 0.66 0.3 SHIPS Prob RI for 20kt/ 12hr RI threshold= 6% is 1.0 times climatological mean ( 6.3%) SHIPS Prob RI for 25kt/ 24hr RI threshold= 19% is 1.6 times climatological mean (12.5%) SHIPS Prob RI for 30kt/ 24hr RI threshold= 15% is 1.7 times climatological mean ( 8.6%) SHIPS Prob RI for 35kt/ 24hr RI threshold= 10% is 1.6 times climatological mean ( 6.2%) SHIPS Prob RI for 40kt/ 24hr RI threshold= 0% is 0.0 times climatological mean ( 4.2%) SHIPS Prob RI for 45kt/ 36hr RI threshold= 0% is 0.0 times climatological mean ( 6.7%) SHIPS Prob RI for 55kt/ 48hr RI threshold= 15% is 2.6 times climatological mean ( 5.9%) SHIPS Prob RI for 65kt/ 72hr RI threshold= 0% is 0.0 times climatological mean ( 4.7%) Matrix of RI probabilities ------------------------------------------------------------------------------ RI (kt / h) | 20/12 | 25/24 | 30/24 | 35/24 | 40/24 | 45/36 | 55/48 |65/72 ------------------------------------------------------------------------------ SHIPS-RII: 6.0% 19.4% 14.6% 10.2% 0.0% 0.0% 15.3% 0.0% Logistic: 0.4% 3.5% 1.3% 0.4% 0.1% 0.2% 0.0% 0.0% Bayesian: 0.0% 0.1% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% Consensus: 2.2% 7.7% 5.3% 3.6% 0.0% 0.1% 5.1% 0.0% ## ANNULAR HURRICANE INDEX (AHI) EP162019 NARDA 09/30/19 00 UTC ## ## STORM NOT ANNULAR, SCREENING STEP FAILED, NPASS=5 NFAIL=2 ## ## AHI= 0 (AHI OF 100 IS BEST FIT TO ANN. STRUC., 1 IS MARGINAL, 0 IS NOT ANNULAR) ##