* ATLANTIC SHIPS INTENSITY FORECAST * * IR SAT DATA AVAILABLE, OHC AVAILABLE * * INVEST AL982016 10/03/16 18 UTC * TIME (HR) 0 6 12 18 24 36 48 60 72 84 96 108 120 V (KT) NO LAND 25 25 26 26 25 24 21 18 DIS DIS DIS DIS DIS V (KT) LAND 25 25 26 26 25 24 21 18 DIS DIS DIS DIS DIS V (KT) LGEM 25 25 24 23 22 19 16 DIS DIS DIS DIS DIS DIS Storm Type TROP TROP TROP TROP TROP TROP TROP TROP TROP TROP TROP TROP TROP SHEAR (KT) 30 35 37 43 47 45 43 49 44 47 36 27 15 SHEAR ADJ (KT) -2 0 2 0 -3 -1 1 -8 -6 -2 3 -1 -1 SHEAR DIR 311 311 320 323 323 322 311 313 317 331 336 347 338 SST (C) 29.3 29.4 29.5 29.7 29.7 29.5 29.3 28.8 28.2 28.0 28.0 27.2 26.5 POT. INT. (KT) 158 159 161 164 164 161 157 148 139 138 138 127 118 ADJ. POT. INT. 148 148 147 149 149 144 138 126 119 121 122 109 101 200 MB T (C) -54.8 -54.4 -54.3 -53.9 -53.3 -53.0 -52.8 -52.7 -52.4 -52.7 -53.5 -54.2 -54.8 200 MB VXT (C) 0.0 0.0 0.0 -0.1 0.1 -0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 TH_E DEV (C) 11 11 10 10 10 9 9 8 8 8 8 8 7 700-500 MB RH 48 51 54 55 57 64 69 69 56 46 42 45 47 MODEL VTX (KT) 5 5 5 4 3 2 LOST LOST LOST LOST LOST LOST LOST 850 MB ENV VOR -81 -86 -87 -94 -90 -96 -66 -53 -51 -15 26 35 10 200 MB DIV -6 10 8 -18 -12 8 29 18 24 -29 0 -12 -13 700-850 TADV 1 -2 0 4 3 -1 6 7 2 4 2 8 3 LAND (KM) 829 769 729 725 751 888 1058 1006 1104 1352 1504 1619 1497 LAT (DEG N) 23.0 23.5 23.9 24.4 25.0 26.7 28.8 30.7 31.5 31.2 30.5 30.9 32.5 LONG(DEG W) 59.5 60.8 62.0 63.0 64.0 65.7 66.8 66.7 65.0 62.3 59.1 56.3 55.4 STM SPEED (KT) 13 12 11 11 11 11 11 8 10 13 14 10 9 HEAT CONTENT 40 51 71 67 50 33 29 17 15 11 16 5 5 FORECAST TRACK FROM TABM INITIAL HEADING/SPEED (DEG/KT):290/ 14 CX,CY: -12/ 5 T-12 MAX WIND: 25 PRESSURE OF STEERING LEVEL (MB): 799 (MEAN=618) GOES IR BRIGHTNESS TEMP. STD DEV. 50-200 KM RAD: 24.0 (MEAN=14.5) % GOES IR PIXELS WITH T < -20 C 50-200 KM RAD: 27.0 (MEAN=65.0) PRELIM RI PROB (DV .GE. 30 KT IN 24 HR): 0.7 INDIVIDUAL CONTRIBUTIONS TO INTENSITY CHANGE 6 12 18 24 36 48 60 72 84 96 108 120 ---------------------------------------------------------- SAMPLE MEAN CHANGE 1. 2. 3. 4. 6. 8. 9. 11. 11. 12. 13. 13. SST POTENTIAL 0. 0. 1. 2. 6. 12. 18. 23. 27. 30. 32. 33. VERTICAL SHEAR MAG 1. 2. 2. 2. -1. -7. -18. -27. -37. -45. -49. -50. VERTICAL SHEAR ADJ 0. 0. 0. 1. 1. 1. 3. 4. 5. 4. 4. 4. VERTICAL SHEAR DIR 0. 0. 0. 0. 0. 0. 0. 1. 1. 1. 0. 0. PERSISTENCE 0. -1. -1. -1. -1. -1. -1. -1. 0. 0. 0. 0. 200/250 MB TEMP. 0. 0. 0. -1. -1. -1. -2. -2. -2. -2. -1. -1. THETA_E EXCESS 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 700-500 MB RH 0. 0. 0. 0. 0. -1. -2. -2. -2. -1. -1. -1. MODEL VTX TENDENCY 0. 0. -1. -2. -4. -6. -7. -8. -9. -9. -10. -10. 850 MB ENV VORTICITY 0. -1. -1. -2. -3. -4. -4. -5. -5. -6. -6. -6. 200 MB DIVERGENCE 0. 0. -1. -1. -1. -1. -1. -1. -1. 0. 1. 2. 850-700 T ADVEC 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. ZONAL STORM MOTION 0. 0. 0. 1. 1. 2. 2. 2. 2. 3. 3. 3. STEERING LEVEL PRES 0. 0. -1. -1. -2. -2. -2. -2. -3. -2. -3. -2. DAYS FROM CLIM. PEAK 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. GOES PREDICTORS -1. -1. -2. -2. -3. -4. -4. -4. -4. -3. -2. -2. OCEAN HEAT CONTENT 0. 0. 0. 0. -1. -1. -1. -1. -1. -1. -1. -1. ---------------------------------------------------------- TOTAL CHANGE 0. 1. 1. 0. -1. -4. -7. -12. -17. -20. -19. -17. CURRENT MAX WIND (KT): 25. LAT, LON: 23.0 59.5 ** 2015 ATLANTIC RI INDEX AL982016 INVEST 10/03/16 18 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 12 HR PERSISTENCE (KT): 0.0 -49.5 to 33.0 0.60 999.0 850-200 MB SHEAR (KT) : 38.6 28.8 to 2.9 0.00 0.0 HEAT CONTENT (KJ/cm2) : 55.8 0.0 to 155.1 0.36 999.0 STD DEV OF IR BR TEMP : 24.0 37.5 to 2.9 0.39 999.0 2nd PC OF IR BR TEMP : -1.2 2.8 to -3.1 0.68 999.0 MAXIMUM WIND (kt) : 25.0 22.5 to 121.0 0.07 999.0 D200 (10**7s-1) : -3.6 -23.1 to 181.5 0.10 999.0 POT = MPI-VMAX (KT) : 123.4 28.4 to 139.1 0.86 999.0 % AREA WITH TPW <45 mm: 56.6 100.0 to 0.0 0.43 999.0 BL DRY-AIR FLUX (w/m2): 159.2 960.3 to -67.1 0.78 999.0 SHIPS Prob RI for 20kt/ 12hr RI threshold= 5% is 0.8 times sample mean ( 5.5%) SHIPS Prob RI for 25kt/ 24hr RI threshold= 10% is 0.9 times sample mean (11.6%) SHIPS Prob RI for 30kt/ 24hr RI threshold= 0% is 0.0 times sample mean ( 7.2%) SHIPS Prob RI for 35kt/ 24hr RI threshold= 0% is 0.0 times sample mean ( 4.2%) SHIPS Prob RI for 40kt/ 24hr RI threshold= 0% is 0.0 times sample mean ( 2.8%) SHIPS Prob RI for 45kt/ 36hr RI threshold= 0% is 0.0 times sample mean ( 4.9%) SHIPS Prob RI for 55kt/ 48hr RI threshold= 0% is 0.0 times sample mean ( 5.1%) Matrix of RI probabilities --------------------------------------------------------------------- RI (kt / h) | 20/12 | 25/24 | 30/24 | 35/24 | 40/24 | 45/36 | 55/48 --------------------------------------------------------------------- SHIPS-RII: 4.6% 9.9% 0.0% 0.0% 0.0% 0.0% 0.0% Logistic: 0.6% 1.6% 0.7% 0.2% 0.0% 0.1% 0.1% Bayesian: 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% Consensus: 1.8% 3.8% 0.3% 0.1% 0.0% 0.0% 0.0% ## ANNULAR HURRICANE INDEX (AHI) AL982016 INVEST 10/03/16 18 UTC ## ## STORM NOT ANNULAR, SCREENING STEP FAILED, NPASS=2 NFAIL=5 ## ## AHI= 0 (AHI OF 100 IS BEST FIT TO ANN. STRUC., 1 IS MARGINAL, 0 IS NOT ANNULAR) ## ** PROBLTY OF AT LEAST 1 SCNDRY EYEWL FORMTN EVENT AL982016 INVEST 10/03/2016 18 UTC ** TIME(HR) 0-12 12-24(0-24) 24-36(0-36) 36-48(0-48) CLIMO(%) 0 0( 0) 0( 0) 0( 0) <-- PROB BASED ON INTENSITY ONLY PROB(%) 0 0( 0) 0( 0) 0( 0) <-- FULL MODEL PROB (RAN NORMALLY) ** DSHIPS INTENSITY FORECAST ADJUSTED RELATIVE TO ONSET OF ERC WEAKENING PHASE ** TIME (HR) 0 6 12 18 24 36 48 60 72 84 96 108 120 >24HR AGO (DSHIPS) 25 25 26 26 25 24 21 18 DIS DIS DIS DIS DIS 18HR AGO 25 24 25 25 24 23 20 17 DIS DIS DIS DIS DIS 12HR AGO 25 22 21 21 20 19 16 DIS DIS DIS DIS DIS DIS 6HR AGO 25 19 16 15 DIS DIS DIS DIS DIS DIS DIS DIS DIS NOW CURRENT INTENSITY < 83 KT IN 6HR INTENSITY IN 6HR < 83 KT IN 12HR INTENSITY IN 12HR < 83 KT