UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for SBSM... Searching the city database file for: SBSM ... Date:1200Z 9 DEC 25 Station: SBSM WMO ident: 83937 Latitude: -29.71 Longitude: -53.69 Elevation: 85.00 ------------------------------------------------------------------------------- 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 10 90 12 SFC 991 85 20.6 19.6 94 1.0 19.9 90 12 294.5 297.1 293.4 336.4 14.64 2 952 433 18.2 18.0 99 0.2 18.1 75 16 295.5 298.0 293.0 335.0 13.77 3 925 681 17.2 16.6 96 0.6 16.8 75 16 296.9 299.2 292.9 334.3 12.95 4 853 1374 15.0 10.3 73 4.7 12.1 356 9 301.6 303.3 291.4 329.0 9.26 5 850 1404 15.2 10.2 72 5.0 12.1 340 8 302.1 303.8 291.6 329.4 9.23 6 832 1586 15.6 8.6 63 7.0 11.3 310 11 304.3 305.9 291.6 329.7 8.46 7 777 2164 11.8 9.6 86 2.2 10.4 307 16 306.3 308.1 293.2 335.5 9.71 8 765 2294 11.8 2.8 54 9.0 6.8 290 15 307.6 308.8 290.7 326.4 6.13 9 700 3032 6.6 2.9 77 3.7 4.5 300 15 309.8 311.1 291.9 330.6 6.75 10 629 3900 0.6 -2.7 79 3.3 -1.0 317 17 312.6 313.5 291.2 328.3 4.99 11 608 4173 0.2 -9.8 47 10.0 -4.1 323 18 315.2 315.7 290.2 324.8 2.99 12 589 4427 -0.5 -9.5 51 9.0 -4.4 333 19 317.2 317.8 291.0 327.5 3.16 13 576 4605 -0.9 -12.9 40 12.0 -5.7 344 20 318.8 319.3 290.8 326.9 2.46 14 500 5720 -8.1 -12.7 69 4.6 -9.9 360 23 323.2 323.7 292.4 332.8 2.88 15 494 5814 -8.9 -12.6 75 3.7 -10.4 4 25 323.3 323.9 292.6 333.1 2.94 16 486 5940 -9.5 -13.7 71 4.2 -11.1 355 26 324.1 324.6 292.6 333.3 2.73 17 479 6052 -9.9 -25.9 26 16.0 -14.2 348 28 324.9 325.1 291.2 328.4 0.97 18 451 6515 -12.5 -20.5 51 8.0 -15.0 343 30 327.3 327.6 292.6 333.1 1.66 19 430 6878 -15.9 -20.4 68 4.5 -17.3 342 32 327.5 327.8 292.7 333.6 1.76 20 407 7291 -18.5 -22.4 71 3.9 -19.6 340 33 329.3 329.6 293.0 334.8 1.56 21 400 7420 -19.1 -24.1 65 5.0 -20.4 340 34 330.2 330.4 293.0 335.0 1.36 22 352 8355 -26.1 -31.1 63 5.0 -27.1 348 37 333.0 333.2 293.3 336.0 0.81 23 343 8542 -26.9 -47.9 12 21.0 -29.2 345 40 334.4 334.4 293.0 335.0 0.15 24 340 8605 -27.3 -45.3 16 18.0 -29.4 346 41 334.7 334.7 293.2 335.5 0.20 25 300 9490 -35.1 -41.1 54 6.0 -35.8 5 35 335.9 336.0 293.6 337.3 0.35 26 296 9584 -34.9 -50.9 18 16.0 -36.1 12 32 337.5 337.5 293.8 338.0 0.12 27 289 9751 -36.3 -52.3 18 16.0 -37.4 24 27 337.8 337.8 293.9 338.2 0.10 28 250 10740 -45.1 -58.1 22 13.0 -45.6 350 44 339.0 339.0 294.1 339.3 0.06 29 241 10984 -47.5 -57.5 31 10.0 -47.9 350 44 339.0 339.0 294.1 339.3 0.07 30 235 11150 -48.7 -52.5 65 3.8 -48.8 349 47 339.6 339.6 294.3 340.1 0.13 31 233 11206 -49.5 -55.5 49 6.0 -49.7 348 48 339.2 339.3 294.2 339.6 0.09 32 230 11291 -50.1 -51.1 89 1.0 -50.1 347 49 339.6 339.6 294.4 340.2 0.15 33 222 11521 -51.9 -54.0 78 2.1 -52.0 346 53 340.3 340.3 294.5 340.7 0.11 34 218 11639 -53.1 -63.1 29 10.0 -53.3 345 52 340.2 340.2 294.4 340.3 0.04 35 204 12064 -56.3 -68.3 21 12.0 -56.5 349 38 341.7 341.7 294.7 341.7 0.02 36 200 12190 -55.3 -74.3 8 19.0 -55.5 350 34 345.2 345.2 295.6 345.2 0.01 37 164 13449 -57.1 -82.1 3 25.0 -57.3 314 33 362.3 362.3 299.1 362.3 0.00 38 150 14010 -59.3 -84.3 3 25.0 -59.5 290 34 367.9 367.9 300.2 367.9 0.00 39 101 16430 -68.1 -87.1 5 19.0 -68.2 262 31 395.0 395.0 304.5 395.0 0.00 40 100 16490 -68.5 -87.5 5 19.0 -68.6 260 31 395.4 395.4 304.6 395.4 0.00 41 99 16550 -68.5 -87.5 5 19.0 -68.6 260 33 396.5 396.5 304.8 396.5 0.00 42 70 18620 -70.3 -89.3 5 19.0 -70.4 215 12 434.0 434.0 309.3 434.0 0.00 43 52 20387 -71.9 -90.9 4 19.0 -72.0 186 10 468.8 468.8 312.5 468.8 0.00 44 50 20620 -70.9 -90.9 4 20.0 -71.1 220 15 476.4 476.4 313.2 476.4 0.00 45 32 23353 -57.7 -89.7 1 32.0 -58.8 205 16 576.6 576.6 319.5 576.6 0.00 46 30 23760 -57.9 -88.9 1 31.0 -59.0 340 1 586.8 586.8 320.0 586.8 0.00 47 24 25184 -52.3 -87.3 1 35.0 -54.8 119 13 641.7 641.7 322.4 641.8 0.01 48 22 25744 -53.9 -87.9 1 34.0 -56.2 87 17 653.1 653.1 322.8 653.2 0.01 49 20 26360 -50.7 -86.7 1 36.0 -54.0 40 15 681.0 681.0 323.8 681.1 0.01 50 18 27048 -49.5 -85.5 1 36.0 -53.4 36 17 705.6 705.6 324.6 705.7 0.01 TRP 99 16550 -68.5 -87.5 5 19.0 -68.6 260 33 396.5 396.5 304.8 396.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5710.00 m Freezing level: 602.57 mb = 4245.29 m = 13927.93 ft Wetbulb zero: 642.20 mb = 3731.60 m = 12242.65 ft Precipitable water: 1.57 inches Sfc-500 mean rel hum: 70.18 % Est. max temperature: 29.27 C = 84.68 F Sfc-Lift cond lev (LCL): 976.85 mb = 209.66 m = 687.85 ft T: 19.74 C 700-500 lapse rate: 5.47 C/km ThetaE index: 9.09 C Layer 765.0- 700.0 mb Conv cond level (CCL): 902.50 mb = 891.59 m = 2925.13 ft Mean mixing ratio: 13.21 g/kg Conv temperature: 24.39 C = 75.90 F Cap Strength: 2.81 C Lifted Index: 1.08 C Risk: Showers probable Lifted Index @300 mb: 2.35 C Lifted Index @700 mb: 0.72 C Showalter Index: 3.42 C Risk: None Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 18.30 C K Index: 29.80 Risk: 40-60 % chance of thunderstorms Sweat Index: 161.40 Risk: None Energy Index: 0.67 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.36 J/kg Max Up Vert Vel: 7.26 m/s Conv Inhibition (B-): 130.20 J/kg Cap Strength: 2.76 C Lift Cond Lev (LCL): 928.62 mb = 647.37 m = 2123.88 ft Lev Free Conv (LFC): 663.62 mb = 3465.29 m = 11368.91 ft Equ Level (EL): 613.62 mb = 4098.86 m = 13447.53 ft B at Equ Level: 26.24 J/kg Max Parcel Lev (MPL): 563.62 mb = 4776.41 m = 15670.45 ft Wind level data Storm motion: 13 at 13 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 ---------------------------------------------------------- 0 991 85 90 12 -12.0 0.0 | 144 16 -9.1 12.6 1 966 305 75 15 -14.5 -3.9 | 127 15 -11.6 8.7 2 933 610 75 18 -17.4 -4.7 | 119 17 -14.5 7.9 3 925 681 75 16 -15.5 -4.1 | 124 15 -12.6 8.5 4 900 914 80 15 -14.8 -2.6 | 130 16 -11.9 10.0 5 869 1219 80 12 -11.8 -2.1 | 140 14 -8.9 10.5 6 850 1404 340 8 2.7 -7.5 | 228 8 5.6 5.1 7 838 1524 310 11 8.4 -7.1 | 244 13 11.3 5.5 8 779 2134 310 16 12.3 -10.3 | 261 15 15.2 2.3 9 751 2438 270 15 15.0 -0.0 | 235 22 17.9 12.6 10 700 3032 300 15 13.0 -7.5 | 252 17 15.9 5.1 11 699 3048 300 15 13.0 -7.5 | 252 17 15.9 5.1 12 600 4267 325 18 10.3 -14.7 | 279 13 13.2 -2.1 13 556 4877 360 22 -0.0 -22.0 | 343 10 2.9 -9.4 14 500 5720 360 23 -0.0 -23.0 | 344 11 2.9 -10.4 15 495 5791 5 25 -2.2 -24.9 | 357 12 0.7 -12.3 16 476 6096 345 28 7.2 -27.0 | 325 18 10.1 -14.4 17 400 7420 340 34 11.6 -31.9 | 323 24 14.5 -19.3 18 357 8230 350 35 6.1 -34.5 | 338 24 9.0 -21.9 19 343 8534 345 40 10.4 -38.6 | 333 29 13.3 -26.0 20 328 8839 350 44 7.6 -43.3 | 341 32 10.5 -30.7 21 300 9490 5 35 -3.1 -34.9 | 0 22 -0.1 -22.3 22 289 9754 25 27 -11.4 -24.5 | 36 15 -8.5 -11.9 23 250 10740 350 44 7.6 -43.3 | 341 32 10.5 -30.7 24 241 10973 350 44 7.6 -43.3 | 341 32 10.5 -30.7 25 220 11582 345 54 14.0 -52.2 | 337 43 16.9 -39.6 26 200 12190 350 34 5.9 -33.5 | 337 23 8.8 -20.9 27 191 12497 355 32 2.8 -31.9 | 344 20 5.7 -19.3 28 173 13106 310 25 19.2 -16.1 | 279 22 22.1 -3.5 29 165 13411 315 33 23.3 -23.3 | 292 28 26.2 -10.7 30 150 14010 290 34 31.9 -11.6 | 268 35 34.9 1.0 31 150 14021 290 35 32.9 -12.0 | 269 36 35.8 0.6 32 136 14630 280 33 32.5 -5.7 | 259 36 35.4 6.9 33 129 14935 290 27 25.4 -9.2 | 263 28 28.3 3.4 34 123 15240 255 21 20.3 5.4 | 232 29 23.2 18.0 35 117 15545 245 24 21.8 10.1 | 227 34 24.7 22.7 36 111 15850 280 36 35.5 -6.3 | 261 39 38.4 6.4 37 100 16490 260 31 30.5 5.4 | 242 38 33.4 18.0 38 99 16550 260 33 32.5 5.7 | 243 40 35.4 18.3 39 96 16764 260 31 30.5 5.4 | 242 38 33.4 18.0 40 86 17374 250 41 38.5 14.0 | 237 49 41.4 26.6 41 78 17983 225 28 19.8 19.8 | 215 40 22.7 32.4 42 74 18288 240 17 14.7 8.5 | 220 27 17.6 21.1 43 70 18593 190 19 3.3 18.7 | 191 32 6.2 31.3 44 70 18620 215 12 6.9 9.8 | 204 24 9.8 22.4 45 67 18898 205 10 4.2 9.1 | 198 23 7.1 21.7 46 63 19202 220 12 7.7 9.2 | 206 24 10.6 21.8 47 60 19507 215 10 5.7 8.2 | 203 23 8.6 20.8 48 57 19812 205 14 5.9 12.7 | 199 27 8.8 25.3 49 54 20117 230 11 8.4 7.1 | 210 23 11.3 19.7 50 52 20422 180 10 0.0 10.0 | 187 23 2.9 22.6 51 50 20620 220 15 9.6 11.5 | 208 27 12.5 24.1 52 49 20726 220 13 8.4 10.0 | 207 25 11.3 22.6 53 47 21031 210 18 9.0 15.6 | 203 31 11.9 28.2 54 45 21336 220 22 14.1 16.9 | 210 34 17.0 29.5 55 40 21946 190 16 2.8 15.8 | 191 29 5.7 28.4 56 38 22250 330 1 0.5 -0.9 | 196 12 3.4 11.7 57 36 22555 265 14 13.9 1.2 | 231 22 16.8 13.8 58 35 22860 265 19 18.9 1.7 | 237 26 21.8 14.3 59 33 23165 215 19 10.9 15.6 | 206 31 13.8 28.2 60 31 23470 200 14 4.8 13.2 | 197 27 7.7 25.8 61 30 23760 340 1 0.3 -0.9 | 196 12 3.2 11.7 62 30 23774 200 1 0.3 0.9 | 193 14 3.2 13.5 63 20 26213 60 21 -18.2 -10.5 | 98 15 -15.3 2.1 64 20 26360 40 15 -9.6 -11.5 | 99 7 -6.7 1.1 65 18 26822 35 18 -10.3 -14.7 | 74 8 -7.4 -2.1 66 16 27127 35 15 -8.6 -12.3 | 93 6 -5.7 0.3 67 15 27432 65 12 -10.9 -5.1 | 133 11 -8.0 7.5 Wind Parameters Mean winds (0-6000m): 343.0 at 17.2 knts Storm direction: 13.0 at 12.9 knts Shear (0-3000m) pos: 0.7 neg: 4.0 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 108.7 deg Storm rel helicity (0-3000m) pos: 79.4 neg: -65.0 tot: 14.4 m^2/s^2 ave: 4.8 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 10.2 stream: 2.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.35 Bulk Shear: 75.12 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 78 15 128 15| 0.0 7.1 7.1| 0.0 -26.3 -26.3 -52.7 -0.90| 7.5 -6.8 1000 78 15 128 15| 2.4 3.6 5.9| 17.2 -26.3 -9.1 -9.1 -0.19| 6.3 -1.2 1500 70 14 129 13| 1.6 6.6 8.2| 38.7 -26.4 12.2 8.2 0.30| 13.0 3.9 2000 47 14 114 8| 1.2 6.0 7.2| 51.2 -26.4 24.7 12.4 0.36| 10.8 3.8 2500 17 14 54 1| 1.0 4.8 5.7| 57.1 -65.0 -7.9 -3.2 0.15| 11.0 1.7 3000 348 14 282 6| 0.7 4.0 4.7| 79.4 -65.0 14.4 4.8 0.21| 10.2 2.2 4000 329 15 270 11| 1.2 3.0 4.2|102.6 -65.0 37.6 9.4 0.28| 8.5 2.4 5000 335 16 280 10| 2.2 2.4 4.6|142.8 -65.0 77.8 15.6 0.40| 8.3 3.3 6000 343 17 296 9| 1.8 2.7 4.5|150.1 -94.5 55.6 9.3 0.29| 8.0 2.3 Wrote GIF file: /home/apache/climate/data/raob//SBSM/skewt/SBSM.skewt.20251209.12.gif