UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011612.upa.cvt Date: 1200Z 16 JAN 26 Searching for SBVT... Searching the city database file for: SBVT ... Date:1200Z 16 JAN 26 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 1017 4 25.8 22.3 81 3.5 23.3 340 3 297.5 300.6 295.8 346.5 16.90 1 1013 39 24.0 21.7 87 2.3 22.4 354 4 296.1 299.0 295.1 343.1 16.34 2 1000 155 23.8 20.9 84 2.9 21.8 40 6 297.0 299.8 294.9 342.5 15.75 3 941 685 19.4 19.4 100 0.0 19.4 43 10 297.7 300.4 294.8 341.8 15.24 4 925 833 18.6 18.6 100 0.0 18.6 50 9 298.3 301.0 294.6 341.1 14.74 5 866 1398 15.4 15.4 100 0.0 15.4 42 14 300.7 303.0 293.9 338.3 12.81 6 850 1557 15.2 15.2 100 0.0 15.2 65 12 302.1 304.4 294.3 340.1 12.89 7 700 3183 7.4 7.4 100 0.0 7.4 95 1 310.7 312.4 294.1 339.1 9.27 8 622 4149 2.4 2.4 100 0.0 2.4 92 11 315.6 317.0 294.0 338.7 7.34 9 613 4267 3.2 -9.8 38 13.0 -2.5 108 11 317.9 318.4 291.0 327.6 2.96 10 605 4374 2.2 -9.8 41 12.0 -3.0 108 11 317.9 318.5 291.1 327.7 3.00 11 602 4414 2.8 -15.2 25 18.0 -4.2 107 11 319.1 319.4 290.5 325.6 1.95 12 522 5553 -5.7 -24.7 21 19.0 -11.2 79 8 322.1 322.3 290.5 325.6 0.99 13 509 5751 -7.3 -19.3 38 12.0 -11.3 74 7 322.5 322.8 291.2 328.1 1.63 14 500 5890 -8.1 -22.1 31 14.0 -12.3 70 7 323.2 323.4 291.0 327.7 1.30 15 466 6430 -12.7 -30.7 21 18.0 -16.8 110 9 324.0 324.1 290.6 326.3 0.64 16 437 6917 -14.7 -50.7 3 36.0 -19.4 182 11 327.5 327.5 291.1 327.8 0.08 17 434 6969 -14.5 -51.5 3 37.0 -19.4 191 11 328.4 328.4 291.3 328.7 0.08 18 412 7360 -18.1 -20.1 84 2.0 -18.7 212 19 328.7 329.1 293.1 335.2 1.88 19 405 7487 -18.3 -24.3 59 6.0 -19.9 188 24 330.0 330.3 293.0 334.7 1.32 20 400 7580 -18.3 -28.3 41 10.0 -20.7 170 28 331.2 331.4 292.9 334.6 0.93 21 399 7599 -18.3 -26.3 49 8.0 -20.3 170 28 331.4 331.7 293.2 335.5 1.12 22 398 7617 -18.5 -25.5 54 7.0 -20.3 170 28 331.4 331.7 293.3 335.8 1.21 23 394 7693 -16.9 -38.9 13 22.0 -20.8 172 28 334.5 334.5 293.3 335.8 0.33 24 347 8631 -24.9 -42.9 17 18.0 -27.3 185 24 336.0 336.1 293.6 337.0 0.25 25 300 9670 -33.3 -45.3 29 12.0 -34.5 185 19 338.4 338.5 294.1 339.3 0.22 26 288 9955 -35.5 -48.5 25 13.0 -36.6 185 18 339.3 339.3 294.3 339.9 0.16 27 250 10920 -43.9 -49.9 51 6.0 -44.3 195 26 340.8 340.8 294.7 341.4 0.16 28 222 11706 -50.9 -53.7 72 2.8 -51.0 189 31 341.8 341.8 294.8 342.3 0.12 29 219 11795 -51.3 -59.3 38 8.0 -51.5 188 32 342.5 342.5 295.0 342.8 0.06 30 214 11945 -52.7 -58.7 48 6.0 -52.9 187 33 342.6 342.6 295.0 342.9 0.06 31 208 12128 -53.5 -66.5 19 13.0 -53.8 186 35 344.2 344.2 295.3 344.3 0.02 32 200 12380 -55.3 -66.3 24 11.0 -55.5 190 44 345.2 345.2 295.6 345.3 0.03 33 169 13437 -63.7 -68.7 50 5.0 -63.7 201 24 348.3 348.3 296.3 348.4 0.02 34 160 13774 -63.5 -78.5 11 15.0 -63.6 210 23 354.1 354.1 297.5 354.1 0.01 35 150 14170 -65.3 -80.3 11 15.0 -65.4 180 17 357.6 357.6 298.2 357.6 0.00 36 143 14460 -66.5 -81.5 10 15.0 -66.6 165 16 360.4 360.4 298.8 360.4 0.00 37 100 16580 -75.1 -90.1 8 15.0 -75.2 90 17 382.6 382.6 302.6 382.6 0.00 38 79 17942 -77.5 -90.5 11 13.0 -77.5 118 21 404.4 404.4 305.8 404.4 0.00 39 70 18640 -75.3 -90.3 8 15.0 -75.3 110 23 423.3 423.3 308.1 423.3 0.00 40 50 20610 -69.7 -90.7 3 21.0 -69.9 100 27 479.2 479.2 313.4 479.2 0.00 41 47 20980 -68.9 -89.9 3 21.0 -69.1 109 34 489.7 489.7 314.2 489.7 0.00 42 46 21109 -69.3 -90.3 3 21.0 -69.5 104 35 491.8 491.8 314.4 491.8 0.00 43 35 22786 -59.1 -88.1 1 29.0 -60.0 93 44 558.4 558.4 318.6 558.4 0.00 44 30 23760 -56.3 -86.3 1 30.0 -57.7 75 33 591.2 591.2 320.2 591.2 0.01 45 28 24198 -55.9 -85.9 1 30.0 -57.4 75 28 604.0 604.1 320.8 604.1 0.01 46 26 24667 -57.9 -85.9 2 28.0 -59.2 94 30 611.3 611.3 321.1 611.4 0.01 47 22 25721 -56.9 -85.9 1 29.0 -58.6 87 37 644.2 644.2 322.4 644.3 0.01 48 20 26330 -52.7 -83.7 1 31.0 -55.4 80 34 674.9 674.9 323.6 675.0 0.02 49 15 28194 -51.3 -83.3 1 32.0 -55.1 66 29 737.4 737.4 325.6 737.6 0.03 50 14 28640 -52.7 -83.7 1 31.0 -56.2 83 31 747.3 747.4 325.8 747.6 0.03 TRP 100 16580 -75.1 -90.1 8 15.0 -75.2 90 17 382.6 382.6 302.6 382.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5735.00 m Freezing level: 575.65 mb = 4789.46 m = 15713.26 ft Wetbulb zero: 617.57 mb = 4207.17 m = 13802.88 ft Precipitable water: 2.01 inches Sfc-500 mean rel hum: 77.09 % Est. max temperature: 28.93 C = 84.08 F Sfc-Lift cond lev (LCL): 966.73 mb = 449.85 m = 1475.87 ft T: 21.35 C 700-500 lapse rate: 5.73 C/km ThetaE index: 12.53 C Layer 700.0- 605.0 mb Conv cond level (CCL): 944.92 mb = 648.71 m = 2128.29 ft Mean mixing ratio: 15.45 g/kg Conv temperature: 25.92 C = 78.66 F Cap Strength: 0.55 C Lifted Index: -2.20 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.51 C Lifted Index @700 mb: -0.94 C Showalter Index: -1.38 C Risk: Thunderstorms probable Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 23.30 C K Index: 38.50 Risk: > 80 % chance of thunderstorms Sweat Index: 213.40 Risk: None Energy Index: -2.43 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 379.82 J/kg Max Up Vert Vel: 27.56 m/s Conv Inhibition (B-): 0.06 J/kg Cap Strength: 0.49 C Lift Cond Lev (LCL): 948.44 mb = 616.27 m = 2021.85 ft Lev Free Conv (LFC): 933.44 mb = 754.55 m = 2475.51 ft Equ Level (EL): 603.44 mb = 4394.90 m = 14418.78 ft B at Equ Level: 107.20 J/kg Max Parcel Lev (MPL): 153.44 mb = 14030.87 m = 46032.47 ft Wind level data Storm motion: 94 at 7 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 1017 4 340 3 1.0 -2.8 | 293 8 7.7 -3.3 1 1000 155 40 6 -3.9 -4.6 | 331 6 2.8 -5.1 2 983 305 40 8 -5.1 -6.1 | 347 7 1.5 -6.6 3 949 610 40 10 -6.4 -7.7 | 359 8 0.2 -8.2 4 925 833 50 9 -6.9 -5.8 | 2 6 -0.3 -6.3 5 916 914 50 11 -8.4 -7.1 | 13 8 -1.8 -7.6 6 853 1524 40 15 -9.6 -11.5 | 14 12 -3.0 -12.0 7 850 1557 65 12 -10.9 -5.1 | 37 7 -4.2 -5.6 8 823 1829 40 10 -6.4 -7.7 | 359 8 0.2 -8.2 9 793 2134 60 12 -10.4 -6.0 | 30 8 -3.8 -6.5 10 765 2438 50 11 -8.4 -7.1 | 13 8 -1.8 -7.6 11 738 2743 40 10 -6.4 -7.7 | 359 8 0.2 -8.2 12 700 3183 95 1 -1.0 0.1 | 274 6 5.6 -0.4 13 685 3353 75 1 -1.0 -0.3 | 278 6 5.7 -0.8 14 635 3962 70 10 -9.4 -3.4 | 35 5 -2.8 -3.9 15 612 4267 110 11 -10.3 3.8 | 131 5 -3.7 3.3 16 500 5890 70 7 -6.6 -2.4 | 359 3 0.1 -2.9 17 487 6096 70 8 -7.5 -2.7 | 15 3 -0.9 -3.2 18 449 6706 145 10 -5.7 8.2 | 187 8 0.9 7.7 19 431 7010 200 11 3.8 10.3 | 227 14 10.4 9.8 20 414 7315 220 17 10.9 13.0 | 235 22 17.6 12.5 21 400 7580 170 28 -4.9 27.6 | 184 27 1.8 27.1 22 398 7620 170 28 -4.9 27.6 | 184 27 1.8 27.1 23 366 8230 185 26 2.3 25.9 | 199 27 8.9 25.4 24 300 9670 185 19 1.7 18.9 | 204 20 8.3 18.4 25 283 10058 185 17 1.5 16.9 | 206 18 8.1 16.4 26 259 10668 200 23 7.9 21.6 | 214 26 14.5 21.1 27 250 10920 195 26 6.7 25.1 | 209 28 13.4 24.6 28 206 12192 185 35 3.1 34.9 | 196 36 9.7 34.4 29 200 12380 190 44 7.6 43.3 | 198 45 14.3 42.8 30 196 12497 190 44 7.6 43.3 | 198 45 14.3 42.8 31 178 13106 190 24 4.2 23.6 | 205 26 10.8 23.1 32 161 13716 210 24 12.0 20.8 | 223 28 18.6 20.3 33 154 14021 210 19 9.5 16.5 | 225 23 16.1 16.0 34 150 14170 180 17 0.0 17.0 | 202 18 6.6 16.5 35 132 14935 140 15 -9.6 11.5 | 165 11 -3.0 11.0 36 119 15545 100 15 -14.8 2.6 | 105 8 -8.1 2.1 37 107 16154 95 17 -16.9 1.5 | 95 10 -10.3 1.0 38 100 16580 90 17 -17.0 0.0 | 87 10 -10.4 -0.5 39 97 16764 90 17 -17.0 0.0 | 87 10 -10.4 -0.5 40 87 17374 85 27 -26.9 -2.4 | 82 20 -20.3 -2.8 41 78 17983 120 21 -18.2 10.5 | 131 15 -11.5 10.0 42 74 18288 130 29 -22.2 18.6 | 139 24 -15.6 18.1 43 71 18593 115 26 -23.6 11.0 | 122 20 -16.9 10.5 44 70 18640 110 23 -21.6 7.9 | 116 17 -15.0 7.4 45 67 18898 90 24 -24.0 0.0 | 88 17 -17.4 -0.5 46 64 19202 120 27 -23.4 13.5 | 128 21 -16.7 13.0 47 60 19507 120 26 -22.5 13.0 | 128 20 -15.9 12.5 48 54 20117 95 28 -27.9 2.4 | 95 21 -21.3 1.9 49 50 20610 100 27 -26.6 4.7 | 102 20 -20.0 4.2 50 47 21031 110 35 -32.9 12.0 | 114 29 -26.3 11.5 51 44 21336 90 36 -36.0 0.0 | 89 29 -29.4 -0.5 52 40 21946 85 29 -28.9 -2.5 | 82 22 -22.3 -3.0 53 38 22250 105 39 -37.7 10.1 | 107 32 -31.0 9.6 54 36 22555 100 46 -45.3 8.0 | 101 39 -38.7 7.5 55 31 23470 75 40 -38.6 -10.4 | 71 34 -32.0 -10.8 56 30 23760 75 33 -31.9 -8.5 | 70 27 -25.2 -9.0 57 27 24384 75 26 -25.1 -6.7 | 69 20 -18.5 -7.2 58 26 24689 95 30 -29.9 2.6 | 95 23 -23.2 2.1 59 25 24994 75 36 -34.8 -9.3 | 71 30 -28.1 -9.8 60 20 26213 95 38 -37.9 3.3 | 95 31 -31.2 2.8 61 20 26330 80 34 -33.5 -5.9 | 77 28 -26.8 -6.4 62 15 27432 65 29 -26.3 -12.3 | 57 23 -19.6 -12.8 63 13 27737 100 32 -31.5 5.6 | 102 25 -24.9 5.1 64 10 28651 105 34 -32.8 8.8 | 108 27 -26.2 8.3 65 10 28956 85 40 -39.8 -3.5 | 83 33 -33.2 -4.0 Wind Parameters Mean winds (0-6000m): 64.3 at 8.9 knts Storm direction: 94.3 at 6.7 knts Shear (0-3000m) pos: 1.3 neg: 0.7 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 17.4 deg Storm rel helicity (0-3000m) pos: 32.2 neg: -18.5 tot: 13.6 m^2/s^2 ave: 4.5 10^-3 m/s^2 rel: 0.13 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 0.9 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 161.64 Bulk Shear: 2.35 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 37 7 338 7| 8.5 0.0 8.5| 14.1 0.0 14.1 28.1 0.89| 8.9 7.9 1000 42 8 352 7| 5.6 0.0 5.6| 18.8 0.0 18.8 18.8 0.75| 6.9 5.2 1500 43 10 1 8| 3.7 1.3 5.0| 19.0 -0.4 18.7 12.5 0.58| 5.9 3.4 2000 45 10 5 8| 2.3 1.0 3.2| 29.2 -7.7 21.5 10.8 0.38| 7.4 2.8 2500 47 11 8 8| 1.8 0.8 2.6| 32.2 -12.2 19.9 8.0 0.31| 6.7 2.1 3000 47 10 7 8| 1.3 0.7 2.0| 32.2 -18.5 13.6 4.5 0.13| 7.0 0.9 4000 49 9 0 6| 1.5 0.5 2.0| 39.2 -20.7 18.5 4.6 0.20| 7.0 1.4 5000 60 9 14 5| 1.5 0.6 2.1| 45.7 -23.2 22.6 4.5 0.22| 6.6 1.5 6000 64 9 17 5| 1.2 0.8 2.0| 46.1 -25.4 20.7 3.5 0.16| 5.9 1.0 Wrote GIF file: /home/apache/climate/data/raob//SBVT/skewt/SBVT.skewt.20260116.12.gif