UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122712.upa.cvt Date: 1200Z 27 DEC 25 Searching for SBSM... Searching the city database file for: SBSM ... Date:1200Z 27 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 ------------------------------------------------------------------------------- SFC 1001 85 29.6 22.6 66 7.0 24.5 290 3 302.7 305.9 297.6 354.5 17.50 1 1000 100 29.4 22.4 66 7.0 24.3 330 6 302.5 305.7 297.4 353.8 17.30 2 925 791 25.2 19.2 69 6.0 20.9 300 26 305.1 307.9 296.8 350.8 15.31 3 850 1530 19.6 17.1 85 2.5 17.9 285 31 306.7 309.4 296.7 350.5 14.59 4 757 2517 12.2 11.8 97 0.4 11.9 286 33 309.0 311.2 295.3 344.2 11.57 5 700 3172 9.0 5.2 77 3.8 6.8 300 35 312.5 314.0 293.6 337.1 7.95 6 619 4183 3.6 -2.4 65 6.0 0.5 300 32 317.4 318.4 292.8 334.0 5.19 7 557 5034 -1.5 -3.4 87 1.9 -2.5 298 33 321.1 322.2 294.0 338.5 5.35 8 549 5150 -2.1 -5.8 76 3.7 -3.9 301 32 321.8 322.6 293.4 336.6 4.52 9 544 5223 -2.1 -13.1 43 11.0 -6.5 303 31 322.6 323.1 292.0 331.2 2.56 10 528 5460 -3.3 -14.3 42 11.0 -7.6 309 29 323.9 324.4 292.3 332.0 2.39 11 500 5890 -6.1 -12.1 62 6.0 -8.6 300 30 325.6 326.2 293.3 335.8 3.02 12 469 6387 -8.7 -11.6 79 2.9 -9.9 291 26 328.4 329.1 294.3 339.8 3.36 13 451 6690 -8.1 -31.1 14 23.0 -14.0 302 27 332.8 333.0 293.1 335.2 0.63 14 448 6742 -8.1 -30.1 15 22.0 -13.9 304 27 333.5 333.6 293.3 336.1 0.70 15 429 7076 -10.9 -17.9 56 7.0 -13.4 313 27 334.1 334.5 294.7 341.8 2.18 16 402 7572 -13.9 -19.9 60 6.0 -15.9 296 23 336.4 336.8 295.1 343.5 1.96 17 400 7610 -14.1 -20.1 60 6.0 -16.1 295 23 336.7 337.1 295.2 343.6 1.94 18 358 8440 -20.7 -34.7 27 14.0 -23.4 297 27 338.7 338.8 294.5 340.8 0.56 19 343 8754 -23.7 -30.7 53 7.0 -25.2 299 28 338.8 338.9 294.8 342.0 0.86 20 335 8926 -24.5 -47.5 10 23.0 -27.3 300 29 340.0 340.0 294.4 340.6 0.16 21 329 9058 -25.5 -40.5 23 15.0 -27.7 299 30 340.3 340.4 294.7 341.7 0.34 22 324 9168 -26.3 -29.9 72 3.6 -27.1 298 30 340.7 340.9 295.4 344.4 0.99 23 316 9349 -27.7 -30.6 76 2.9 -28.3 297 31 341.2 341.4 295.4 344.8 0.95 24 302 9673 -29.7 -33.4 70 3.7 -30.3 295 32 342.9 343.0 295.7 345.8 0.76 25 300 9720 -30.1 -34.6 65 4.5 -30.9 295 32 343.0 343.1 295.6 345.6 0.68 26 297 9791 -30.5 -43.5 27 13.0 -32.1 282 29 343.4 343.4 295.4 344.5 0.27 27 294 9864 -30.9 -41.9 33 11.0 -32.3 287 30 343.8 343.9 295.6 345.1 0.33 28 275 10333 -35.1 -43.1 44 8.0 -36.0 300 34 344.4 344.4 295.7 345.6 0.31 29 265 10590 -37.3 -39.9 77 2.6 -37.6 300 35 344.8 344.9 295.8 346.6 0.45 30 250 10990 -40.5 -44.0 69 3.5 -40.8 300 38 345.9 345.9 296.0 347.1 0.31 31 229 11581 -45.7 -47.9 78 2.2 -45.9 304 40 346.7 346.8 296.1 347.6 0.22 32 207 12247 -50.9 -55.4 59 4.5 -51.1 308 42 348.7 348.7 296.4 349.1 0.10 33 200 12470 -52.9 -55.6 72 2.7 -53.0 310 43 349.0 349.0 296.5 349.4 0.10 34 195 12632 -54.3 -56.8 74 2.5 -54.4 310 43 349.3 349.3 296.5 349.7 0.09 35 191 12764 -54.9 -61.9 42 7.0 -55.1 310 43 350.4 350.4 296.8 350.6 0.05 36 183 13036 -57.1 -63.1 46 6.0 -57.2 310 44 351.2 351.2 296.9 351.3 0.04 37 168 13570 -60.7 -71.7 22 11.0 -60.8 303 45 353.8 353.9 297.5 353.9 0.01 38 163 13758 -60.5 -75.5 12 15.0 -60.7 299 44 357.3 357.3 298.2 357.3 0.01 39 150 14270 -63.9 -77.9 13 14.0 -64.0 280 26 360.0 360.0 298.7 360.0 0.01 40 130 15131 -71.3 -81.3 21 10.0 -71.3 268 29 361.8 361.8 299.1 361.8 0.00 41 101 16603 -76.9 -87.9 16 11.0 -76.9 292 22 378.1 378.1 301.9 378.1 0.00 42 100 16660 -77.1 -88.1 16 11.0 -77.1 290 22 378.8 378.8 302.1 378.8 0.00 43 93 17077 -78.1 -89.1 15 11.0 -78.1 270 28 384.7 384.7 303.0 384.7 0.00 44 80 17938 -79.5 -90.5 15 11.0 -79.5 251 21 398.8 398.8 305.0 398.8 0.00 45 70 18700 -78.5 -89.5 15 11.0 -78.6 260 27 416.4 416.4 307.3 416.5 0.00 46 64 19215 -78.3 -90.3 13 12.0 -78.3 243 11 427.7 427.7 308.6 427.7 0.00 47 51 20550 -69.3 -90.3 3 21.0 -69.5 66 9 477.5 477.5 313.2 477.5 0.00 48 50 20670 -65.7 -89.7 2 24.0 -66.0 50 10 488.7 488.7 314.1 488.7 0.00 49 49 20793 -65.5 -89.5 2 24.0 -65.8 24 13 492.0 492.0 314.4 492.0 0.00 50 45 21308 -66.7 -89.7 3 23.0 -67.0 305 2 501.2 501.2 315.0 501.2 0.00 51 35 22857 -58.3 -87.3 1 29.0 -59.3 132 5 560.4 560.4 318.6 560.5 0.01 52 30 23830 -56.3 -86.3 1 30.0 -57.7 95 6 591.2 591.2 320.2 591.2 0.01 53 25 24988 -56.7 -85.7 1 29.0 -58.2 120 13 621.7 621.7 321.6 621.7 0.01 54 23 25522 -52.1 -84.1 1 32.0 -54.7 119 23 650.2 650.2 322.7 650.3 0.01 55 20 26430 -51.1 -83.1 1 32.0 -54.2 90 21 679.8 679.8 323.7 679.9 0.02 56 18 27119 -48.9 -82.9 1 34.0 -53.0 80 19 707.5 707.5 324.7 707.7 0.02 TRP 93 17077 -78.1 -89.1 15 11.0 -78.1 270 28 384.7 384.7 303.0 384.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5790.00 m Freezing level: 575.24 mb = 4783.92 m = 15695.09 ft Wetbulb zero: 608.76 mb = 4317.60 m = 14165.18 ft Precipitable water: 2.17 inches Sfc-500 mean rel hum: 74.74 % Est. max temperature: 33.59 C = 92.47 F Sfc-Lift cond lev (LCL): 904.75 mb = 984.41 m = 3229.66 ft T: 23.73 C 700-500 lapse rate: 5.56 C/km ThetaE index: 20.44 C Layer 1000.0- 557.0 mb Conv cond level (CCL): 832.29 mb = 1709.43 m = 5608.29 ft Mean mixing ratio: 16.04 g/kg Conv temperature: 34.05 C = 93.29 F Cap Strength: 2.03 C Lifted Index: -3.83 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.82 C Lifted Index @700 mb: -2.15 C Showalter Index: -3.34 C Risk: Severe thunderstorms possible Total Totals Index: 48.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 23.20 C K Index: 39.00 Risk: > 80 % chance of thunderstorms Sweat Index: 297.20 Risk: None Energy Index: -2.93 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1063.91 J/kg Max Up Vert Vel: 46.13 m/s Conv Inhibition (B-): 47.05 J/kg Cap Strength: 2.03 C Lift Cond Lev (LCL): 867.92 mb = 1347.66 m = 4421.41 ft Lev Free Conv (LFC): 802.92 mb = 2015.58 m = 6612.71 ft Equ Level (EL): 172.92 mb = 13389.95 m = 43929.75 ft B at Equ Level: 1051.41 J/kg Max Parcel Lev (MPL): 102.92 mb = 16493.04 m = 54110.38 ft Wind level data Storm motion: 325 at 23 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 1001 85 290 3 2.8 -1.0 | 150 20 -10.0 17.7 1 1000 100 330 6 3.0 -5.2 | 144 17 -9.8 13.5 2 977 305 320 10 6.4 -7.7 | 150 13 -6.4 11.0 3 944 610 315 17 12.0 -12.0 | 173 7 -0.8 6.7 4 925 791 300 26 22.5 -13.0 | 240 11 9.7 5.7 5 912 914 295 30 27.2 -12.7 | 247 16 14.3 6.0 6 850 1530 285 31 29.9 -8.0 | 238 20 17.1 10.7 7 791 2134 275 34 33.9 -3.0 | 233 26 21.0 15.7 8 763 2438 285 32 30.9 -8.3 | 240 21 18.1 10.4 9 736 2743 290 37 34.8 -12.7 | 255 23 21.9 6.0 10 700 3172 300 35 30.3 -17.5 | 266 18 17.5 1.2 11 685 3353 300 33 28.6 -16.5 | 262 16 15.7 2.2 12 611 4267 300 32 27.7 -16.0 | 260 15 14.9 2.7 13 567 4877 295 34 30.8 -14.4 | 256 18 18.0 4.3 14 526 5486 310 29 22.2 -18.6 | 270 9 9.4 0.0 15 500 5890 300 30 26.0 -15.0 | 254 14 13.1 3.7 16 487 6096 300 30 26.0 -15.0 | 254 14 13.1 3.7 17 468 6401 290 26 24.4 -8.9 | 230 15 11.6 9.8 18 432 7010 315 28 19.8 -19.8 | 279 7 7.0 -1.1 19 400 7610 295 23 20.8 -9.7 | 222 12 8.0 9.0 20 383 7925 290 20 18.8 -6.8 | 207 13 5.9 11.8 21 368 8230 295 26 23.6 -11.0 | 234 13 10.7 7.7 22 338 8839 300 29 25.1 -14.5 | 251 13 12.3 4.2 23 300 9720 295 32 29.0 -13.5 | 252 17 16.2 5.2 24 299 9754 280 29 28.6 -5.0 | 229 21 15.7 13.7 25 286 10058 300 32 27.7 -16.0 | 260 15 14.9 2.7 26 250 10990 300 38 32.9 -19.0 | 271 20 20.1 -0.3 27 200 12470 310 43 32.9 -27.6 | 294 22 20.1 -8.9 28 181 13106 310 44 33.7 -28.3 | 295 23 20.9 -9.6 29 164 13716 300 45 39.0 -22.5 | 278 26 26.1 -3.8 30 150 14270 280 26 25.6 -4.5 | 222 19 12.8 14.2 31 149 14326 290 28 26.3 -9.6 | 236 16 13.5 9.1 32 127 15240 265 29 28.9 2.5 | 217 27 16.0 21.2 33 115 15850 275 20 19.9 -1.7 | 203 18 7.1 16.9 34 109 16154 310 24 18.4 -15.4 | 239 6 5.5 3.3 35 100 16660 290 22 20.7 -7.5 | 215 14 7.8 11.2 36 98 16764 290 22 20.7 -7.5 | 215 14 7.8 11.2 37 93 17069 295 29 26.3 -12.3 | 244 15 13.4 6.4 38 93 17077 270 28 28.0 -0.0 | 219 24 15.2 18.7 39 88 17374 260 25 24.6 4.3 | 207 26 11.8 23.0 40 79 17983 250 21 19.7 7.2 | 195 27 6.9 25.9 41 71 18593 275 14 13.9 -1.2 | 184 18 1.1 17.5 42 70 18700 260 27 26.6 4.7 | 210 27 13.7 23.4 43 68 18898 260 27 26.6 4.7 | 210 27 13.7 23.4 44 64 19202 245 12 10.9 5.1 | 175 24 -2.0 23.8 45 61 19507 215 1 0.6 0.8 | 148 23 -12.3 19.5 46 50 20670 50 10 -7.7 -6.4 | 121 24 -20.5 12.3 47 50 20726 20 14 -4.8 -13.2 | 107 18 -17.6 5.5 48 47 21031 40 11 -7.1 -8.4 | 117 22 -19.9 10.3 49 45 21336 300 2 1.7 -1.0 | 148 21 -11.1 17.7 50 41 21946 115 12 -10.9 5.1 | 135 34 -23.7 23.8 51 39 22250 90 10 -10.0 0.0 | 129 30 -22.8 18.7 52 37 22555 175 10 -0.9 10.0 | 154 32 -13.7 28.7 53 35 22860 130 4 -3.1 2.6 | 143 27 -15.9 21.3 54 33 23165 165 16 -4.1 15.5 | 154 38 -17.0 34.1 55 32 23470 150 14 -7.0 12.1 | 147 37 -19.8 30.8 56 30 23774 70 11 -10.3 -3.8 | 123 28 -23.2 14.9 57 30 23830 95 6 -6.0 0.5 | 136 27 -18.8 19.2 58 28 24384 95 3 -3.0 0.3 | 140 25 -15.8 19.0 59 26 24689 145 14 -8.0 11.5 | 145 37 -20.9 30.2 60 25 24994 120 13 -11.3 6.5 | 136 35 -24.1 25.2 61 24 25298 125 22 -18.0 12.6 | 135 44 -30.9 31.3 62 22 25908 110 24 -22.6 8.2 | 127 44 -35.4 26.9 63 21 26213 75 21 -20.3 -5.4 | 112 36 -33.1 13.3 64 20 26430 90 21 -21.0 0.0 | 119 39 -33.8 18.7 65 20 26518 95 22 -21.9 1.9 | 121 40 -34.8 20.6 66 18 26822 80 19 -18.7 -3.3 | 116 35 -31.6 15.4 67 15 27432 105 24 -23.2 6.2 | 125 44 -36.0 24.9 Wind Parameters Mean winds (0-6000m): 295.5 at 30.2 knts Storm direction: 325.5 at 22.7 knts Shear (0-3000m) pos: 4.2 neg: 4.0 tot: 8.3 10-3/s Storm rel Dir Shear (0-3000m): 113.1 deg Storm rel helicity (0-3000m) pos: 99.7 neg: -30.2 tot: 69.5 m^2/s^2 ave: 23.2 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 9.9 stream: 3.5 10^-3/s Energy-Hel index: 0.23 Bulk Rich Number: 18.72 Bulk Shear: 56.82 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 ------------------------------------------------------------------------------- 500 319 11 151 12| 14.2 0.0 14.2| 11.7 -7.2 4.5 9.0 0.18| 15.0 2.7 1000 305 18 195 8| 7.1 8.5 15.6| 34.2 -9.2 25.1 25.1 0.41| 16.4 6.7 1500 297 23 221 11| 4.7 6.6 11.3| 34.2 -20.1 14.1 9.4 0.30| 12.5 3.7 2000 291 25 228 14| 3.5 6.1 9.6| 34.2 -30.2 4.0 2.0 0.22| 10.7 2.4 2500 289 27 231 16| 4.0 4.8 8.8| 65.6 -30.2 35.4 14.1 0.29| 10.2 3.0 3000 289 28 236 17| 4.2 4.0 8.3| 99.7 -30.2 69.5 23.2 0.36| 9.9 3.5 4000 293 30 243 16| 3.1 3.0 6.1|103.1 -37.1 66.0 16.5 0.32| 7.9 2.5 5000 294 30 246 16| 2.5 2.6 5.1|108.4 -41.6 66.7 13.3 0.29| 7.0 2.0 6000 295 30 249 16| 2.3 2.5 4.7|114.7 -50.8 63.9 10.6 0.23| 6.8 1.6 Wrote GIF file: /home/apache/climate/data/raob//SBSM/skewt/SBSM.skewt.20251227.12.gif