UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for SBVT... Searching the city database file for: SBVT ... Date:1200Z 30 APR 25 Station: SBVT WMO ident: 83649 Latitude: -20.26 Longitude: -40.29 Elevation: 4.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1016 4 23.6 17.6 69 6.0 19.5 210 7 295.4 297.7 292.1 331.5 12.56 1 1000 139 22.4 17.4 73 5.0 19.1 225 7 295.5 297.8 292.2 331.8 12.60 2 925 812 17.2 15.9 92 1.3 16.4 175 17 296.9 299.1 292.4 332.7 12.38 3 914 915 16.4 15.9 97 0.5 16.1 170 17 297.1 299.4 292.6 333.3 12.53 4 850 1533 13.4 12.8 96 0.6 13.0 165 13 300.2 302.2 292.4 332.4 10.99 5 828 1754 12.6 11.7 94 0.9 12.0 150 12 301.6 303.5 292.4 332.6 10.49 6 806 1981 12.4 9.0 80 3.4 10.3 155 8 303.7 305.4 291.9 330.5 8.98 7 745 2639 9.2 9.2 100 0.0 9.2 303 8 307.2 309.0 293.6 336.9 9.86 8 700 3155 7.2 7.2 100 0.0 7.2 290 16 310.5 312.2 294.0 338.5 9.15 9 650 3763 4.0 3.9 99 0.1 3.9 293 26 313.5 315.0 293.8 337.8 7.82 10 629 4030 3.2 1.8 91 1.4 2.4 289 29 315.5 316.9 293.7 337.4 6.95 11 617 4187 4.0 -2.0 65 6.0 0.8 287 31 318.2 319.2 293.2 335.4 5.36 12 580 4688 1.2 -7.8 51 9.0 -3.0 289 31 320.6 321.3 292.4 332.6 3.67 13 569 4842 0.0 -3.1 80 3.1 -1.6 291 30 321.0 322.0 293.9 338.3 5.36 14 558 4999 -0.5 -6.5 64 6.0 -3.4 292 30 322.2 323.0 293.3 336.0 4.22 15 553 5071 -1.1 -3.6 83 2.5 -2.4 293 29 322.3 323.3 294.2 339.6 5.31 16 525 5485 -3.5 -4.9 90 1.4 -4.2 297 28 324.2 325.2 294.6 340.9 5.07 17 517 5606 -4.1 -5.5 90 1.4 -4.8 298 28 324.9 325.9 294.6 341.1 4.92 18 500 5870 -5.5 -17.5 38 12.0 -9.8 285 31 326.3 326.7 292.5 333.0 1.93 19 490 6028 -6.3 -32.3 11 26.0 -12.7 282 32 327.2 327.3 291.5 329.2 0.52 20 466 6420 -7.7 -46.7 3 39.0 -14.5 265 32 330.2 330.3 291.9 330.7 0.12 21 400 7590 -16.1 -53.1 3 37.0 -20.8 275 38 334.1 334.1 292.9 334.3 0.07 22 383 7917 -16.9 -50.9 4 34.0 -21.4 277 41 337.2 337.2 293.7 337.6 0.09 23 324 9148 -26.7 -38.7 31 12.0 -28.5 277 45 340.2 340.3 294.7 341.8 0.42 24 300 9700 -30.1 -48.1 16 18.0 -32.0 275 48 343.0 343.0 295.2 343.6 0.16 25 298 9748 -30.1 -50.1 12 20.0 -32.0 276 48 343.6 343.6 295.3 344.2 0.13 26 279 10212 -34.1 -52.1 15 18.0 -35.5 285 49 344.4 344.4 295.5 344.8 0.11 27 271 10415 -35.7 -45.7 35 10.0 -36.7 290 49 344.9 345.0 295.7 345.9 0.24 28 250 10970 -39.9 -60.9 9 21.0 -40.9 295 50 346.7 346.8 296.0 346.9 0.04 29 248 11025 -40.3 -61.3 9 21.0 -41.3 295 50 346.9 347.0 296.0 347.1 0.04 30 236 11361 -43.5 -61.5 12 18.0 -44.2 294 50 347.1 347.1 296.0 347.2 0.04 31 211 12102 -50.1 -54.6 59 4.5 -50.3 291 51 348.1 348.1 296.3 348.5 0.11 32 200 12450 -52.7 -62.7 29 10.0 -52.9 290 51 349.3 349.3 296.5 349.5 0.04 33 197 12547 -53.7 -66.7 19 13.0 -53.9 289 51 349.2 349.2 296.5 349.3 0.02 34 175 13296 -60.7 -70.7 26 10.0 -60.8 285 51 349.7 349.7 296.6 349.8 0.02 35 150 14240 -67.3 -76.3 27 9.0 -67.4 280 52 354.2 354.2 297.5 354.2 0.01 36 148 14321 -67.9 -76.9 27 9.0 -67.9 280 53 354.5 354.5 297.6 354.5 0.01 37 105 16339 -77.1 -87.1 19 10.0 -77.1 258 36 373.5 373.5 301.2 373.5 0.00 38 100 16620 -75.9 -87.9 13 12.0 -75.9 260 29 381.1 381.1 302.4 381.1 0.00 39 83 17685 -80.7 -89.7 21 9.0 -80.7 295 9 392.2 392.2 304.1 392.2 0.00 40 75 18260 -78.1 -90.1 13 12.0 -78.1 262 22 409.1 409.1 306.4 409.2 0.00 41 70 18660 -72.9 -88.9 7 16.0 -73.0 185 11 428.4 428.4 308.7 428.4 0.00 42 66 19006 -70.5 -89.5 4 19.0 -70.6 225 12 440.9 440.9 310.0 440.9 0.00 43 62 19374 -72.9 -89.9 6 17.0 -73.0 221 4 443.6 443.6 310.3 443.6 0.00 44 60 19566 -72.3 -90.3 5 18.0 -72.4 217 3 449.1 449.1 310.8 449.1 0.00 45 57 19870 -67.5 -89.5 3 22.0 -67.7 211 2 466.6 466.6 312.4 466.6 0.00 46 56 19976 -68.5 -89.5 3 21.0 -68.7 209 2 466.7 466.7 312.4 466.7 0.00 47 50 20660 -64.9 -89.9 2 25.0 -65.2 20 10 490.5 490.5 314.2 490.6 0.00 48 40 22035 -61.1 -88.1 2 27.0 -61.7 83 13 532.4 532.4 317.1 532.4 0.00 49 37 22520 -61.5 -88.5 2 27.0 -62.1 133 15 543.4 543.4 317.7 543.4 0.00 50 35 22869 -56.7 -87.7 1 31.0 -57.9 97 16 564.6 564.6 318.9 564.6 0.01 51 31 23640 -55.9 -86.9 1 31.0 -57.3 83 19 586.7 586.7 320.0 586.8 0.01 52 30 23850 -53.7 -85.7 1 32.0 -55.5 65 13 598.2 598.2 320.5 598.3 0.01 53 27 24533 -50.9 -84.9 1 34.0 -53.5 78 13 624.4 624.4 321.7 624.5 0.01 54 20 26500 -48.3 -83.3 1 35.0 -52.3 100 16 688.3 688.3 324.0 688.5 0.02 55 17 27574 -46.7 -82.7 1 36.0 -51.7 108 18 726.2 726.2 325.3 726.4 0.03 56 16 27975 -48.5 -83.5 1 35.0 -53.1 92 19 733.0 733.1 325.4 733.2 0.02 57 14 28859 -45.7 -82.7 1 37.0 -51.8 95 25 771.1 771.1 326.5 771.3 0.03 TRP 83 17685 -80.7 -89.7 21 9.0 -80.7 295 9 392.2 392.2 304.1 392.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5731.00 m Freezing level: 569.00 mb = 4842.35 m = 15886.79 ft Wetbulb zero: 608.84 mb = 4294.78 m = 14090.31 ft Precipitable water: 1.87 inches Sfc-500 mean rel hum: 85.71 % Est. max temperature: 27.60 C = 81.68 F Sfc-Lift cond lev (LCL): 930.48 mb = 761.00 m = 2496.70 ft T: 17.59 C 700-500 lapse rate: 4.68 C/km ThetaE index: 2.06 C Layer 806.0- 745.0 mb Conv cond level (CCL): 895.50 mb = 1088.80 m = 3572.14 ft Mean mixing ratio: 12.50 g/kg Conv temperature: 26.17 C = 79.11 F Cap Strength: 4.43 C Lifted Index: 4.68 C Risk: None Lifted Index @300 mb: 8.79 C Lifted Index @700 mb: 2.08 C Showalter Index: 4.56 C Risk: None Total Totals Index: 37.20 C Risk: None Vertical Totals Index: 18.90 C Cross Totals Index: 18.30 C K Index: 31.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 210.60 Risk: None Energy Index: 0.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.15 J/kg Max Up Vert Vel: 2.51 m/s Conv Inhibition (B-): 37068.20 J/kg Cap Strength: 4.57 C Lift Cond Lev (LCL): 919.26 mb = 865.40 m = 2839.19 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 305 at 14 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 1016 4 210 7 3.5 6.1 | 150 17 -8.4 14.3 1 1000 139 225 7 4.9 4.9 | 152 15 -6.9 13.2 2 981 305 205 12 5.1 10.9 | 160 20 -6.8 19.1 3 947 610 200 21 7.2 19.7 | 170 28 -4.7 28.0 4 925 812 175 17 -1.5 16.9 | 152 29 -13.4 25.2 5 914 914 170 17 -3.0 16.7 | 149 29 -14.8 25.0 6 882 1219 170 14 -2.4 13.8 | 147 26 -14.3 22.1 7 850 1533 165 13 -3.4 12.6 | 144 26 -15.3 20.8 8 820 1829 145 11 -6.3 9.0 | 134 25 -18.2 17.3 9 791 2134 165 4 -1.0 3.9 | 133 18 -12.9 12.1 10 763 2438 280 3 3.0 -0.5 | 131 12 -8.9 7.7 11 735 2743 315 10 7.1 -7.1 | 104 5 -4.8 1.2 12 709 3048 290 10 9.4 -3.4 | 153 5 -2.5 4.8 13 700 3155 290 16 15.0 -5.5 | 228 4 3.1 2.8 14 683 3353 300 21 18.2 -10.5 | 290 7 6.3 -2.2 15 610 4267 285 32 30.9 -8.3 | 270 19 19.0 -0.0 16 505 5791 300 27 23.4 -13.5 | 294 13 11.5 -5.2 17 500 5870 285 31 29.9 -8.0 | 269 18 18.1 0.2 18 486 6096 280 32 31.5 -5.6 | 262 20 19.6 2.7 19 467 6401 265 32 31.9 2.8 | 241 23 20.0 11.1 20 400 7590 275 38 37.9 -3.3 | 259 26 26.0 5.0 21 367 8230 280 44 43.3 -7.6 | 269 31 31.4 0.6 22 352 8534 290 43 40.4 -14.7 | 283 29 28.5 -6.4 23 310 9449 270 46 46.0 -0.0 | 256 35 34.1 8.3 24 300 9700 275 48 47.8 -4.2 | 264 36 35.9 4.1 25 261 10668 295 50 45.3 -21.1 | 291 36 33.4 -12.9 26 250 10970 295 50 45.3 -21.1 | 291 36 33.4 -12.9 27 200 12450 290 51 47.9 -17.4 | 284 37 36.0 -9.2 28 150 14240 280 52 51.2 -9.0 | 271 39 39.3 -0.8 29 148 14326 280 53 52.2 -9.2 | 271 40 40.3 -0.9 30 133 14935 285 48 46.4 -12.4 | 277 35 34.5 -4.2 31 114 15850 255 48 46.4 12.4 | 239 40 34.5 20.7 32 100 16620 260 29 28.6 5.0 | 231 21 16.7 13.3 33 98 16764 260 29 28.6 5.0 | 231 21 16.7 13.3 34 88 17374 310 16 12.3 -10.3 | 350 2 0.4 -2.0 35 83 17685 295 9 8.2 -3.8 | 140 6 -3.7 4.5 36 79 17983 290 10 9.4 -3.4 | 153 5 -2.5 4.8 37 75 18288 260 23 22.7 4.0 | 221 16 10.8 12.3 38 71 18593 245 26 23.6 11.0 | 211 23 11.7 19.3 39 70 18660 185 11 1.0 11.0 | 150 22 -10.9 19.2 40 67 18898 225 17 12.0 12.0 | 180 20 0.1 20.3 41 64 19202 225 4 2.8 2.8 | 141 14 -9.1 11.1 42 52 20422 200 1 0.3 0.9 | 129 15 -11.5 9.2 43 50 20660 20 10 -3.4 -9.4 | 86 15 -15.3 -1.1 44 47 21031 30 16 -8.0 -13.9 | 74 21 -19.9 -5.6 45 45 21336 10 3 -0.5 -3.0 | 113 13 -12.4 5.3 46 43 21641 40 11 -7.1 -8.4 | 90 19 -19.0 -0.2 47 37 22555 135 15 -10.6 10.6 | 130 29 -22.5 18.9 48 33 23165 65 16 -14.5 -6.8 | 93 26 -26.4 1.5 49 32 23470 80 22 -21.7 -3.8 | 98 34 -33.6 4.4 50 30 23774 85 16 -15.9 -1.4 | 104 29 -27.8 6.9 51 30 23850 65 13 -11.8 -5.5 | 97 24 -23.7 2.8 52 29 24079 55 19 -15.6 -10.9 | 85 28 -27.5 -2.6 53 28 24384 70 12 -11.3 -4.1 | 100 24 -23.2 4.2 54 26 24689 85 13 -13.0 -1.1 | 106 26 -24.8 7.1 55 25 24994 120 15 -13.0 7.5 | 122 29 -24.9 15.8 56 24 25298 110 27 -25.4 9.2 | 115 41 -37.3 17.5 57 23 25603 130 20 -15.3 12.9 | 128 34 -27.2 21.1 58 20 26500 100 16 -15.8 2.8 | 112 30 -27.6 11.0 59 20 26518 60 28 -24.2 -14.0 | 81 37 -36.1 -5.7 60 18 26822 90 16 -16.0 0.0 | 107 29 -27.9 8.3 61 17 27127 110 18 -16.9 6.2 | 117 32 -28.8 14.4 62 15 27432 80 19 -18.7 -3.3 | 99 31 -30.6 5.0 63 13 28042 105 29 -28.0 7.5 | 112 43 -39.9 15.8 64 12 28346 90 30 -30.0 0.0 | 101 43 -41.9 8.3 65 11 28651 70 25 -23.5 -8.6 | 90 35 -35.4 -0.3 66 9 29261 65 27 -24.5 -11.4 | 85 36 -36.4 -3.1 Wind Parameters Mean winds (0-6000m): 274.8 at 19.3 knts Storm direction: 304.8 at 14.5 knts Shear (0-3000m) pos: 2.7 neg: 1.1 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): -2.3 deg Storm rel helicity (0-3000m) pos: 50.6 neg: -136.4 tot: -85.8 m^2/s^2 ave: -28.6 10^-3 m/s^2 rel: -0.16 Storm rel vorticity (0-3000m) horiz: 10.3 stream: -1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.07 Bulk Shear: 42.99 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 ------------------------------------------------------------------------------- 500 208 11 159 19| 0.0 11.3 11.3| 32.0 0.0 32.0 64.0 0.47| 13.5 6.3 1000 194 15 160 24| 0.0 6.0 6.0| 39.6 -81.5 -41.8 -41.8 -0.13| 14.1 -1.8 1500 185 14 155 25| 0.0 3.2 3.2| 39.6 -96.5 -56.8 -37.9 -0.18| 10.6 -2.0 2000 179 14 151 25| 0.0 1.6 1.6| 41.3-125.9 -84.7 -42.3 -0.25| 10.2 -2.5 2500 180 12 149 23| 2.2 1.3 3.5| 47.2-132.5 -85.2 -34.1 -0.20| 10.5 -2.1 3000 188 11 152 22| 2.7 1.1 3.8| 50.6-136.4 -85.8 -28.6 -0.16| 10.3 -1.7 4000 238 14 180 16| 3.7 0.2 3.9| 62.9-144.2 -81.3 -20.3 -0.01| 10.4 -0.1 5000 264 17 208 11| 2.9 0.4 3.2| 76.9-149.8 -72.8 -14.6 0.01| 9.2 0.1 6000 275 19 228 10| 2.3 1.0 3.4| 88.3-181.3 -92.9 -15.5 -0.04| 8.8 -0.3 Wrote GIF file: /home/apache/climate/data/raob//SBVT/skewt/SBVT.skewt.20250430.12.gif