UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120512.upa.cvt Date: 1200Z 5 DEC 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:1200Z 5 DEC 25 Station: SBCT WMO ident: 83840 Latitude: -25.52 Longitude: -49.17 Elevation: 908.00 ------------------------------------------------------------------------------- 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 131 1 925 804 SFC 914 908 18.0 13.9 77 4.1 15.4 40 4 298.7 300.7 291.9 330.8 10.99 3 850 1522 11.4 11.4 100 0.0 11.4 70 7 298.1 299.9 290.9 327.2 10.01 4 834 1681 10.6 10.6 100 0.0 10.6 40 9 298.9 300.6 290.9 327.1 9.67 5 829 1731 10.0 9.7 98 0.3 9.8 31 9 298.8 300.4 290.4 325.5 9.15 6 825 1771 8.0 1.0 61 7.0 4.5 23 9 297.1 298.0 285.9 311.8 4.99 7 824 1781 9.0 0.0 53 9.0 4.5 21 10 298.2 299.1 286.1 312.0 4.64 8 820 1821 14.4 -3.6 29 18.0 5.6 13 10 304.3 305.0 287.2 315.4 3.57 9 804 1988 15.2 -7.8 20 23.0 4.7 342 12 306.9 307.4 287.2 315.3 2.64 10 789 2147 13.6 -0.4 38 14.0 6.3 316 13 306.9 307.7 289.2 321.4 4.71 11 767 2384 11.8 -4.2 32 16.0 4.1 335 8 307.4 308.1 288.3 318.8 3.65 12 759 2472 12.4 -14.6 14 27.0 1.7 338 7 309.0 309.3 286.8 314.3 1.62 13 700 3147 9.8 -25.2 7 35.0 -1.4 285 1 313.3 313.5 287.3 315.8 0.70 14 638 3907 4.6 -29.4 6 34.0 -5.0 354 0 315.8 315.9 288.0 317.7 0.52 15 631 3997 5.2 -35.8 3 41.0 -5.1 10 1 317.5 317.6 288.3 318.6 0.29 16 585 4609 2.2 -33.8 5 36.0 -7.0 209 10 321.0 321.1 289.5 322.4 0.38 17 500 5850 -7.9 -35.9 9 28.0 -13.9 205 15 323.4 323.5 290.2 324.7 0.36 18 491 5992 -9.3 -34.3 11 25.0 -14.7 205 16 323.4 323.5 290.2 324.9 0.43 19 400 7550 -20.9 -48.9 6 28.0 -24.2 220 26 327.8 327.8 291.2 328.3 0.11 20 398 7587 -21.1 -48.1 7 27.0 -24.3 220 27 328.0 328.1 291.3 328.5 0.12 21 374 8042 -23.3 -58.3 3 35.0 -26.3 224 34 331.0 331.0 292.0 331.2 0.04 22 363 8259 -24.1 -59.1 2 35.0 -27.1 225 37 332.8 332.8 292.5 332.9 0.04 23 300 9610 -36.5 -59.5 7 23.0 -37.7 220 38 333.9 333.9 292.8 334.1 0.04 24 291 9821 -38.3 -60.3 8 22.0 -39.4 215 41 334.3 334.3 292.9 334.4 0.04 25 278 10136 -39.3 -66.3 4 27.0 -40.4 215 45 337.2 337.2 293.6 337.3 0.02 26 254 10753 -42.3 -71.3 3 29.0 -43.2 230 47 341.6 341.6 294.7 341.7 0.01 27 250 10860 -43.1 -70.1 4 27.0 -43.9 230 48 342.0 342.0 294.8 342.0 0.01 28 219 11741 -49.9 -71.9 6 22.0 -50.3 233 49 344.7 344.7 295.4 344.7 0.01 29 213 11922 -51.1 -58.1 43 7.0 -51.3 231 51 345.6 345.6 295.7 345.9 0.07 30 206 12139 -52.7 -62.7 29 10.0 -52.9 228 53 346.4 346.4 295.8 346.5 0.04 31 204 12202 -53.3 -59.3 48 6.0 -53.5 227 54 346.4 346.4 295.9 346.7 0.06 32 200 12330 -54.1 -66.1 22 12.0 -54.4 225 55 347.1 347.1 296.0 347.2 0.03 33 190 12655 -56.9 -63.9 41 7.0 -57.1 223 57 347.7 347.7 296.1 347.9 0.04 34 189 12689 -56.9 -62.9 47 6.0 -57.1 223 57 348.2 348.3 296.3 348.4 0.04 35 186 12789 -57.5 -91.5 1 34.0 -57.7 225 58 348.9 348.9 296.4 348.9 0.00 36 183 12891 -58.1 -63.1 53 5.0 -58.2 227 58 349.5 349.5 296.5 349.7 0.04 37 180 12995 -57.7 -92.7 0 35.0 -57.9 229 59 351.8 351.8 297.0 351.8 0.00 38 164 13575 -60.9 -77.9 9 17.0 -61.0 239 63 356.0 356.0 297.9 356.0 0.01 39 163 13613 -60.7 -78.3 8 17.6 -60.9 240 63 356.8 356.8 298.1 356.9 0.01 40 154 13966 -59.3 -82.3 4 23.0 -59.5 237 56 365.2 365.2 299.7 365.2 0.00 41 150 14130 -60.3 -83.3 3 23.0 -60.5 235 52 366.2 366.2 299.9 366.2 0.00 42 100 16590 -71.3 -90.3 4 19.0 -71.3 180 14 390.0 390.0 303.8 390.0 0.00 43 86 17467 -76.7 -89.7 11 13.0 -76.7 210 12 396.3 396.3 304.7 396.3 0.00 44 76 18176 -77.1 -89.1 13 12.0 -77.1 193 15 409.7 409.7 306.5 409.7 0.00 45 70 18650 -75.1 -89.1 10 14.0 -75.2 145 20 423.7 423.7 308.2 423.7 0.00 46 66 18994 -72.9 -89.9 6 17.0 -73.0 142 14 435.7 435.7 309.4 435.7 0.00 47 62 19359 -74.9 -89.9 8 15.0 -75.0 70 21 439.1 439.1 309.8 439.1 0.00 48 52 20403 -66.7 -91.7 2 25.0 -67.0 79 10 480.9 480.9 313.5 480.9 0.00 49 51 20520 -67.3 -91.3 2 24.0 -67.5 66 12 482.2 482.2 313.6 482.2 0.00 50 50 20640 -66.9 -91.9 2 25.0 -67.1 50 14 485.8 485.8 313.9 485.8 0.00 51 45 21277 -65.7 -91.7 2 26.0 -66.0 71 16 503.6 503.6 315.2 503.6 0.00 52 41 21848 -61.3 -91.3 1 30.0 -61.9 58 14 528.2 528.2 316.8 528.2 0.00 53 33 23196 -60.3 -90.3 1 30.0 -61.1 104 25 564.6 564.7 318.9 564.7 0.00 54 30 23790 -59.9 -89.9 1 30.0 -60.8 80 31 581.3 581.3 319.8 581.4 0.00 55 20 26340 -56.1 -88.1 1 32.0 -58.1 80 28 664.5 664.5 323.2 664.5 0.01 56 13 29143 -45.9 -83.9 1 38.0 -52.2 73 33 786.9 786.9 326.9 787.1 0.03 TRP 86 17467 -76.7 -89.7 11 13.0 -76.7 210 12 396.3 396.3 304.7 396.3 0.00 WND 163 13613 -60.7 -78.3 8 17.6 -60.9 240 63 356.8 356.8 298.1 356.9 0.01 Sounding variables and indices 1000-500 mb thick: 5719.00 m Freezing level: 566.49 mb = 4879.47 m = 16008.57 ft Wetbulb zero: 726.34 mb = 2838.83 m = 9313.64 ft Precipitable water: 0.53 inches Sfc-500 mean rel hum: 24.31 % Est. max temperature: 27.03 C = 80.65 F Sfc-Lift cond lev (LCL): 860.03 mb = 1422.77 m = 4667.84 ft T: 12.47 C 700-500 lapse rate: 6.55 C/km ThetaE index: 18.97 C Layer 850.0- 824.0 mb Conv cond level (CCL): 830.09 mb = 1719.59 m = 5641.63 ft Mean mixing ratio: 9.41 g/kg Conv temperature: 18.04 C = 64.48 F Cap Strength: 7.34 C Lifted Index: 5.06 C Risk: None Lifted Index @300 mb: 6.08 C Lifted Index @700 mb: 6.79 C Showalter Index: 4.68 C Risk: None Total Totals Index: 38.60 C Risk: None Vertical Totals Index: 19.30 C Cross Totals Index: 19.30 C K Index: -4.30 Risk: None Sweat Index: 165.80 Risk: None Energy Index: -0.33 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.29 J/kg Max Up Vert Vel: 5.16 m/s Conv Inhibition (B-): 39717.52 J/kg Cap Strength: 7.32 C Lift Cond Lev (LCL): 828.28 mb = 1737.71 m = 5701.08 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 237 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 ---------------------------------------------------------- 0 914 908 40 4 -2.6 -3.1 | 51 11 -8.3 -6.7 1 850 1522 70 7 -6.6 -2.4 | 64 14 -12.3 -6.1 2 790 2134 315 13 9.2 -9.2 | 345 13 3.5 -12.9 3 762 2438 340 7 2.4 -6.6 | 18 11 -3.3 -10.3 4 700 3147 285 1 1.0 -0.3 | 51 6 -4.8 -3.9 5 632 3962 0 0 -0.0 -0.0 | 57 7 -5.7 -3.7 6 609 4267 170 11 -1.9 10.8 | 133 10 -7.6 7.2 7 586 4572 210 10 5.0 8.7 | 172 5 -0.7 5.0 8 543 5182 175 10 -0.9 10.0 | 134 9 -6.6 6.3 9 504 5791 185 13 1.1 13.0 | 154 10 -4.6 9.3 10 500 5850 205 15 6.3 13.6 | 183 10 0.6 9.9 11 484 6096 205 16 6.8 14.5 | 185 11 1.0 10.8 12 465 6401 205 19 8.0 17.2 | 190 14 2.3 13.5 13 447 6706 220 20 12.9 15.3 | 211 14 7.1 11.6 14 400 7550 220 26 16.7 19.9 | 214 20 11.0 16.2 15 364 8230 225 37 26.2 26.2 | 222 30 20.4 22.5 16 300 9610 220 38 24.4 29.1 | 216 32 18.7 25.4 17 281 10058 210 45 22.5 39.0 | 205 39 16.8 35.3 18 269 10363 230 43 32.9 27.6 | 229 36 27.2 24.0 19 250 10860 230 48 36.8 30.9 | 229 41 31.0 27.2 20 224 11582 235 48 39.3 27.5 | 235 41 33.6 23.9 21 200 12330 225 55 38.9 38.9 | 223 48 33.2 35.2 22 195 12497 220 56 36.0 42.9 | 218 50 30.3 39.2 23 163 13613 240 63 54.6 31.5 | 240 56 48.8 27.8 24 160 13716 240 63 54.6 31.5 | 240 56 48.8 27.8 25 150 14130 235 52 42.6 29.8 | 235 45 36.9 26.2 26 131 14935 230 43 32.9 27.6 | 229 36 27.2 24.0 27 125 15240 250 33 31.0 11.3 | 253 26 25.3 7.6 28 113 15850 225 38 26.9 26.9 | 222 31 21.1 23.2 29 107 16154 190 18 3.1 17.7 | 169 14 -2.6 14.1 30 100 16590 180 14 0.0 14.0 | 151 12 -5.7 10.3 31 97 16764 180 14 0.0 14.0 | 151 12 -5.7 10.3 32 92 17069 175 10 -0.9 10.0 | 134 9 -6.6 6.3 33 87 17374 210 12 6.0 10.4 | 182 7 0.3 6.7 34 86 17467 210 12 6.0 10.4 | 182 7 0.3 6.7 35 83 17678 205 13 5.5 11.8 | 178 8 -0.2 8.1 36 75 18288 190 15 2.6 14.8 | 164 12 -3.1 11.1 37 70 18650 145 20 -11.5 16.4 | 126 21 -17.2 12.7 38 67 18898 175 11 -1.0 11.0 | 137 10 -6.7 7.3 39 64 19202 75 21 -20.3 -5.4 | 71 28 -26.0 -9.1 40 61 19507 65 21 -19.0 -8.9 | 63 28 -24.8 -12.5 41 58 19812 35 15 -8.6 -12.3 | 42 21 -14.3 -16.0 42 52 20422 80 10 -9.8 -1.7 | 71 16 -15.6 -5.4 43 50 20640 50 14 -10.7 -9.0 | 52 21 -16.5 -12.7 44 49 20726 65 22 -19.9 -9.3 | 63 29 -25.7 -13.0 45 47 21031 50 14 -10.7 -9.0 | 52 21 -16.5 -12.7 46 45 21336 75 16 -15.5 -4.1 | 70 23 -21.2 -7.8 47 40 21946 55 14 -11.5 -8.0 | 56 21 -17.2 -11.7 48 39 22250 150 12 -6.0 10.4 | 120 14 -11.7 6.7 49 35 22860 135 23 -16.3 16.3 | 120 25 -22.0 12.6 50 33 23165 105 24 -23.2 6.2 | 95 29 -28.9 2.5 51 30 23774 85 35 -34.9 -3.1 | 81 41 -40.6 -6.7 52 30 23790 80 31 -30.5 -5.4 | 76 37 -36.3 -9.1 53 27 24384 75 32 -30.9 -8.3 | 72 39 -36.6 -12.0 54 24 25298 80 23 -22.7 -4.0 | 75 29 -28.4 -7.7 55 22 25603 100 25 -24.6 4.3 | 91 30 -30.4 0.7 56 20 26340 80 28 -27.6 -4.9 | 76 34 -33.3 -8.5 57 17 26822 75 26 -25.1 -6.7 | 71 33 -30.9 -10.4 58 16 27127 90 31 -31.0 0.0 | 84 37 -36.7 -3.7 59 15 27432 75 34 -32.8 -8.8 | 72 41 -38.6 -12.5 60 9 29261 65 28 -25.4 -11.8 | 64 35 -31.1 -15.5 Wind Parameters Mean winds (0-6000m): 207.4 at 9.1 knts Storm direction: 237.4 at 6.8 knts Shear (0-3000m) pos: 1.0 neg: 1.4 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 5.9 deg Storm rel helicity (0-3000m) pos: 35.2 neg: -75.1 tot: -40.0 m^2/s^2 ave: -13.3 10^-3 m/s^2 rel: -0.16 Storm rel vorticity (0-3000m) horiz: 6.6 stream: -1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.52 Bulk Shear: 25.45 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 57 5 57 12| 3.3 0.0 3.3| 6.7 0.0 6.7 13.4 0.63| 3.4 2.1 1000 43 7 50 14| 1.7 5.2 6.9| 8.9 -45.6 -36.7 -36.7 -0.55| 8.2 -4.5 1500 2 8 27 13| 1.1 3.3 4.4| 26.0 -75.1 -49.2 -32.8 -0.37| 10.2 -3.8 2000 354 7 24 12| 0.8 2.2 3.0| 30.5 -75.1 -44.6 -22.3 -0.25| 9.1 -2.3 2500 353 6 27 11| 1.1 1.7 2.9| 34.1 -75.1 -41.1 -16.4 -0.18| 7.8 -1.4 3000 352 5 30 10| 1.0 1.4 2.5| 35.2 -75.1 -40.0 -13.3 -0.16| 6.6 -1.1 4000 308 6 8 7| 0.7 2.0 2.7| 89.8 -80.3 9.5 2.4 0.17| 8.8 1.5 5000 201 7 133 4| 0.4 1.5 2.0|112.4 -84.3 28.0 5.6 0.23| 8.2 1.9 6000 207 9 160 5| 0.9 1.3 2.2|135.5 -84.3 51.2 8.5 0.28| 7.7 2.1 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20251205.12.gif