UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for SBVH... Searching the city database file for: SBVH ... Date:1200Z 16 APR 25 Station: SBVH WMO ident: 83208 Latitude: -12.73 Longitude: -60.13 Elevation: 652.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 105 SFC 944 652 21.6 21.6 100 0.0 21.6 330 8 299.6 302.8 296.8 350.7 17.46 2 925 785 20.4 20.4 100 0.0 20.4 330 16 300.2 303.2 296.3 348.6 16.53 3 850 1518 18.0 17.2 95 0.8 17.5 290 9 305.0 307.7 296.4 348.9 14.68 4 749 2595 13.0 12.1 94 0.9 12.4 280 7 310.8 313.1 296.0 347.3 11.93 5 723 2893 12.2 7.8 74 4.4 9.5 259 8 313.1 314.8 294.7 341.7 9.23 6 700 3164 10.4 6.9 79 3.5 8.2 240 8 314.0 315.7 294.8 341.9 8.96 7 659 3665 8.4 4.5 76 3.9 6.1 235 10 317.2 318.8 295.0 342.6 8.04 8 548 5164 -1.3 -1.3 100 0.0 -1.3 136 7 322.9 324.1 295.1 343.5 6.36 9 500 5890 -5.3 -6.6 91 1.3 -5.9 95 5 326.6 327.5 294.8 342.1 4.67 10 499 5906 -5.5 -7.2 88 1.7 -6.3 97 5 326.5 327.4 294.7 341.4 4.47 11 407 7488 -13.1 -14.2 91 1.1 -13.5 135 5 336.3 336.9 296.0 347.3 3.13 12 400 7620 -14.1 -15.5 89 1.4 -14.6 135 6 336.7 337.2 295.9 346.7 2.86 13 316 9366 -25.9 -27.4 87 1.5 -26.2 129 6 343.7 344.0 296.3 348.5 1.28 14 304 9645 -27.9 -30.6 78 2.7 -28.5 130 7 344.8 345.0 296.3 348.5 0.98 15 300 9740 -28.7 -31.0 81 2.3 -29.2 130 7 344.9 345.1 296.3 348.6 0.96 16 282 10181 -32.3 -33.3 91 1.0 -32.5 130 6 345.9 346.1 296.4 349.1 0.82 17 262 10696 -36.5 -39.5 74 3.0 -36.9 130 6 347.1 347.2 296.4 349.0 0.47 18 250 11020 -39.3 -41.8 77 2.5 -39.6 130 5 347.6 347.7 296.4 349.2 0.39 19 233 11496 -43.7 -45.7 80 2.0 -43.9 130 7 348.0 348.1 296.4 349.2 0.27 20 200 12500 -52.7 -56.9 60 4.2 -52.8 140 10 349.3 349.3 296.5 349.7 0.09 21 166 13674 -63.3 -67.9 54 4.6 -63.4 135 17 350.7 350.7 296.8 350.8 0.02 22 151 14250 -67.9 -73.9 42 6.0 -67.9 164 13 352.4 352.5 297.2 352.5 0.01 23 150 14290 -67.7 -74.7 36 7.0 -67.8 175 13 353.5 353.5 297.4 353.5 0.01 24 129 15187 -73.5 -81.5 28 8.0 -73.5 158 23 358.6 358.6 298.4 358.6 0.00 25 101 16585 -83.3 -87.9 44 4.6 -83.3 177 12 365.7 365.7 299.8 365.7 0.00 26 100 16640 -83.5 -88.0 45 4.5 -83.5 185 13 366.4 366.4 299.9 366.4 0.00 27 97 16809 -84.5 -88.7 47 4.2 -84.5 200 9 367.7 367.7 300.1 367.7 0.00 28 70 18650 -76.7 -88.7 13 12.0 -76.7 210 37 420.3 420.3 307.7 420.3 0.00 29 66 18987 -76.3 -89.3 11 13.0 -76.3 200 30 428.3 428.3 308.6 428.3 0.00 30 63 19258 -70.1 -88.1 5 18.0 -70.2 158 16 447.7 447.7 310.6 447.7 0.00 31 55 20068 -67.5 -87.5 4 20.0 -67.7 10 10 471.4 471.4 312.8 471.4 0.00 32 50 20640 -67.1 -87.1 4 20.0 -67.3 335 11 485.4 485.4 313.9 485.4 0.00 33 43 21557 -63.3 -86.3 3 23.0 -63.7 359 11 516.1 516.1 316.1 516.1 0.01 34 33 23180 -63.9 -87.9 2 24.0 -64.4 58 18 555.1 555.1 318.3 555.1 0.01 35 30 23770 -58.9 -84.9 2 26.0 -59.9 80 22 584.1 584.1 319.9 584.1 0.01 36 29 23983 -59.3 -85.3 2 26.0 -60.3 87 23 588.7 588.7 320.1 588.7 0.01 TRP 97 16809 -84.5 -88.7 47 4.2 -84.5 200 9 367.7 367.7 300.1 367.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5785.00 m Freezing level: 562.88 mb = 4962.90 m = 16282.27 ft Wetbulb zero: 567.96 mb = 4872.99 m = 15987.31 ft Precipitable water: 2.11 inches Sfc-500 mean rel hum: 90.33 % Est. max temperature: 29.94 C = 85.89 F Sfc-Lift cond lev (LCL): 944.35 mb = 648.44 m = 2127.41 ft T: -9999.00 C 700-500 lapse rate: 5.76 C/km ThetaE index: 7.18 C Layer 749.0- 700.0 mb Conv cond level (CCL): 874.61 mb = 1270.59 m = 4168.54 ft Mean mixing ratio: 15.79 g/kg Conv temperature: 25.25 C = 77.45 F Cap Strength: 0.70 C Lifted Index: -1.98 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.23 C Lifted Index @700 mb: 0.07 C Showalter Index: -1.92 C Risk: Thunderstorms probable Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 22.50 C K Index: 37.00 Risk: > 80 % chance of thunderstorms Sweat Index: 229.40 Risk: None Energy Index: -1.40 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 216.15 J/kg Max Up Vert Vel: 20.79 m/s Conv Inhibition (B-): 29.41 J/kg Cap Strength: 0.55 C Lift Cond Lev (LCL): 888.76 mb = 1131.46 m = 3712.11 ft Lev Free Conv (LFC): 633.76 mb = 3982.31 m = 13065.17 ft Equ Level (EL): 313.76 mb = 9417.38 m = 30896.55 ft B at Equ Level: 215.01 J/kg Max Parcel Lev (MPL): 143.76 mb = 14542.60 m = 47711.35 ft Wind level data Storm motion: 282 at 6 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 944 652 330 8 4.0 -6.9 | 21 6 -2.2 -5.7 1 925 785 330 16 8.0 -13.9 | 352 13 1.8 -12.6 2 911 914 325 17 9.8 -13.9 | 344 13 3.6 -12.7 3 880 1219 310 17 13.0 -10.9 | 325 12 6.8 -9.7 4 850 1518 290 9 8.5 -3.1 | 309 3 2.3 -1.8 5 790 2134 280 7 6.9 -1.2 | 266 1 0.7 0.1 6 763 2438 290 7 6.6 -2.4 | 341 1 0.4 -1.1 7 700 3164 240 8 6.9 4.0 | 188 5 0.7 5.3 8 659 3658 235 10 8.2 5.7 | 196 7 2.0 7.0 9 611 4267 185 10 0.9 10.0 | 155 12 -5.3 11.2 10 500 5890 95 5 -5.0 0.4 | 99 11 -11.2 1.7 11 487 6096 115 5 -4.5 2.1 | 108 11 -10.7 3.4 12 450 6706 135 1 -0.7 0.7 | 106 7 -6.9 2.0 13 400 7620 135 6 -4.2 4.2 | 118 12 -10.4 5.5 14 368 8230 125 5 -4.1 2.9 | 112 11 -10.3 4.1 15 300 9740 130 7 -5.4 4.5 | 117 13 -11.5 5.8 16 250 11020 130 5 -3.8 3.2 | 114 11 -10.0 4.5 17 200 12497 130 11 -8.4 7.1 | 120 17 -14.6 8.3 18 200 12500 140 10 -6.4 7.7 | 125 15 -12.6 8.9 19 191 12802 145 10 -5.7 8.2 | 128 15 -11.9 9.5 20 181 13106 95 12 -12.0 1.0 | 97 18 -18.1 2.3 21 173 13411 135 12 -8.5 8.5 | 124 18 -14.7 9.8 22 164 13716 135 18 -12.7 12.7 | 127 24 -18.9 14.0 23 157 14021 105 11 -10.6 2.8 | 104 17 -16.8 4.1 24 150 14290 175 13 -1.1 13.0 | 153 16 -7.3 14.2 25 149 14326 150 11 -5.5 9.5 | 133 16 -11.7 10.8 26 141 14630 180 17 0.0 17.0 | 161 19 -6.2 18.3 27 134 14935 160 30 -10.3 28.2 | 151 34 -16.4 29.5 28 121 15545 155 11 -4.6 10.0 | 136 16 -10.8 11.2 29 115 15850 120 2 -1.7 1.0 | 106 8 -7.9 2.3 30 103 16459 160 10 -3.4 9.4 | 138 14 -9.6 10.7 31 100 16640 185 13 1.1 13.0 | 160 15 -5.1 14.2 32 98 16764 185 13 1.1 13.0 | 160 15 -5.1 14.2 33 97 16809 200 9 3.1 8.5 | 162 10 -3.1 9.7 34 93 17069 240 4 3.5 2.0 | 140 4 -2.7 3.3 35 79 17983 290 11 10.3 -3.8 | 301 5 4.2 -2.5 36 70 18650 210 37 18.5 32.0 | 200 36 12.3 33.3 37 67 18898 210 37 18.5 32.0 | 200 36 12.3 33.3 38 64 19202 180 17 0.0 17.0 | 161 19 -6.2 18.3 39 61 19507 85 14 -13.9 -1.2 | 90 20 -20.1 0.0 40 55 20117 5 10 -0.9 -10.0 | 39 11 -7.1 -8.7 41 52 20422 5 12 -1.0 -12.0 | 34 13 -7.2 -10.7 42 50 20640 335 11 4.6 -10.0 | 10 9 -1.5 -8.7 43 49 20726 320 10 6.4 -7.7 | 358 6 0.2 -6.4 44 47 21031 320 7 4.5 -5.4 | 22 4 -1.7 -4.1 45 45 21336 325 10 5.7 -8.2 | 4 7 -0.4 -6.9 46 38 22250 100 13 -12.8 2.3 | 101 19 -19.0 3.5 47 35 22860 100 18 -17.7 3.1 | 100 24 -23.9 4.4 48 33 23165 55 18 -14.7 -10.3 | 67 23 -20.9 -9.1 49 32 23470 95 15 -14.9 1.3 | 97 21 -21.1 2.6 50 30 23770 80 22 -21.7 -3.8 | 85 28 -27.8 -2.6 51 28 24079 95 24 -23.9 2.1 | 96 30 -30.1 3.4 52 26 24384 80 22 -21.7 -3.8 | 85 28 -27.8 -2.6 Wind Parameters Mean winds (0-6000m): 251.6 at 8.4 knts Storm direction: 281.6 at 6.3 knts Shear (0-3000m) pos: 0.0 neg: 2.3 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 174.9 deg Storm rel helicity (0-3000m) pos: 1.5 neg: -36.4 tot: -35.0 m^2/s^2 ave: -11.7 10^-3 m/s^2 rel: -0.45 Storm rel vorticity (0-3000m) horiz: 6.0 stream: -2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 7.22 Bulk Shear: 29.94 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 324 15 346 11| 0.0 9.9 9.9| 0.0 -26.3 -26.3 -52.7 -0.73| 13.4 -9.8 1000 315 14 337 9| 0.0 3.1 3.1| 0.0 -33.8 -33.8 -33.8 -0.54| 12.1 -6.6 1500 308 12 333 7| 0.0 2.2 2.2| 0.0 -34.1 -34.1 -22.8 -0.53| 8.7 -4.6 2000 304 11 331 5| 0.0 1.8 1.8| 0.2 -34.5 -34.3 -17.2 -0.51| 7.3 -3.7 2500 298 10 321 4| 0.0 2.3 2.3| 0.2 -36.4 -36.2 -14.5 -0.51| 6.8 -3.4 3000 289 10 300 4| 0.0 2.3 2.3| 1.5 -36.4 -35.0 -11.7 -0.45| 6.0 -2.7 4000 269 10 249 4| 0.0 2.1 2.1| 1.5 -67.2 -65.8 -16.4 -0.56| 6.1 -3.4 5000 257 9 222 4| 0.0 1.3 1.3| 1.5 -92.9 -91.4 -18.3 -0.62| 5.7 -3.5 6000 252 8 205 4| 0.4 1.1 1.5| 6.9 -96.8 -89.9 -15.0 -0.55| 5.3 -2.9 Wrote GIF file: /home/apache/climate/data/raob//SBVH/skewt/SBVH.skewt.20250416.12.gif