UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for SZ554... Searching the city database file for: SZ554 ... Date:0000Z 27 APR 25 Station: SZ554 WMO ident: 83554 Latitude: -19.00 Longitude: -57.67 ------------------------------------------------------------------------------- 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 58 0 0 SFC 991 139 28.2 24.2 79 4.0 25.2 0 0 302.1 305.7 298.7 360.0 19.53 2 976 275 28.8 23.8 74 5.0 25.1 33 9 304.1 307.6 299.1 361.8 19.36 3 925 752 25.0 21.8 82 3.2 22.7 25 16 304.9 308.2 298.5 358.9 18.05 4 866 1328 20.4 18.9 91 1.5 19.4 351 17 305.9 308.9 297.5 354.1 16.07 5 850 1489 19.6 17.7 89 1.9 18.3 340 17 306.7 309.5 297.1 352.3 15.16 6 708 3047 11.8 6.8 71 5.0 8.7 310 23 314.5 316.2 294.8 342.0 8.79 7 700 3142 11.0 6.3 73 4.7 8.1 310 21 314.7 316.3 294.7 341.5 8.59 8 605 4343 3.0 0.6 84 2.4 1.7 306 17 318.8 320.1 294.3 340.0 6.62 9 590 4546 2.6 -5.4 56 8.0 -1.3 309 16 320.7 321.5 293.0 334.8 4.34 10 580 4684 1.2 -0.6 88 1.8 0.2 312 15 320.6 321.8 294.6 341.0 6.33 11 562 4938 0.0 -1.8 88 1.8 -1.0 311 14 322.1 323.3 294.7 341.5 5.98 12 543 5213 -0.7 -5.7 69 5.0 -3.1 285 12 324.4 325.4 294.2 339.7 4.61 13 534 5347 -0.5 -21.5 19 21.0 -7.7 288 10 326.2 326.5 291.9 330.7 1.28 14 510 5713 -3.5 -28.5 12 25.0 -10.5 294 6 326.9 327.1 291.6 329.5 0.71 15 500 5870 -4.3 -28.3 13 24.0 -11.0 295 6 327.8 327.9 291.9 330.5 0.74 16 490 6028 -5.3 -33.3 9 28.0 -12.2 295 7 328.5 328.6 291.7 330.2 0.47 17 483 6141 -6.3 -14.3 53 8.0 -9.5 296 7 328.6 329.1 293.7 337.6 2.62 18 465 6437 -6.9 -43.9 3 37.0 -13.9 299 10 331.4 331.5 292.3 332.1 0.17 19 443 6812 -10.1 -33.1 13 23.0 -15.5 280 10 332.0 332.1 292.8 334.0 0.53 20 438 6899 -10.9 -17.9 56 7.0 -13.4 276 11 332.1 332.5 294.2 339.6 2.14 21 425 7129 -12.1 -20.1 51 8.0 -14.7 264 11 333.4 333.8 294.3 339.9 1.82 22 420 7219 -12.3 -29.3 23 17.0 -16.6 260 11 334.3 334.5 293.6 337.3 0.81 23 407 7459 -13.5 -57.5 1 44.0 -19.0 258 10 335.8 335.8 293.3 335.9 0.04 24 400 7590 -14.7 -37.7 12 23.0 -19.2 260 10 335.9 336.0 293.6 337.3 0.37 25 391 7762 -16.3 -23.3 55 7.0 -18.3 249 12 336.0 336.3 294.7 341.4 1.50 26 376 8055 -18.1 -26.1 50 8.0 -20.2 232 16 337.4 337.6 294.7 341.8 1.21 27 372 8135 -18.5 -32.5 28 14.0 -21.5 233 17 337.9 338.0 294.4 340.4 0.67 28 368 8216 -19.1 -27.1 49 8.0 -21.1 235 18 338.1 338.4 294.8 342.3 1.13 29 365 8277 -19.3 -24.3 65 5.0 -20.7 234 18 338.7 339.0 295.3 344.0 1.47 30 355 8483 -20.3 -24.9 67 4.6 -21.5 231 15 340.0 340.3 295.6 345.3 1.43 31 346 8673 -20.7 -31.7 37 11.0 -23.1 242 14 342.0 342.1 295.5 344.9 0.78 32 326 9110 -24.5 -39.5 24 15.0 -26.9 256 18 342.6 342.7 295.3 344.1 0.38 33 317 9314 -26.5 -34.5 47 8.0 -27.9 252 17 342.6 342.7 295.6 345.1 0.65 34 315 9359 -26.5 -32.5 57 6.0 -27.7 252 17 343.2 343.4 295.8 346.2 0.79 35 300 9710 -29.5 -33.9 66 4.4 -30.3 250 21 343.8 344.0 295.8 346.6 0.73 36 295 9830 -30.5 -34.3 69 3.8 -31.2 252 22 344.0 344.2 295.9 346.8 0.71 37 280 10200 -32.9 -43.9 32 11.0 -34.1 259 26 345.8 345.8 296.0 346.9 0.28 38 272 10404 -34.1 -44.1 36 10.0 -35.2 263 27 346.9 347.0 296.2 348.0 0.28 39 259 10746 -37.1 -49.1 28 12.0 -38.1 270 31 347.4 347.4 296.2 348.1 0.17 40 254 10881 -38.1 -52.1 22 14.0 -39.1 273 32 347.8 347.9 296.3 348.4 0.12 41 251 10963 -38.7 -45.7 48 7.0 -39.4 274 33 348.1 348.2 296.4 349.2 0.25 42 250 10990 -38.9 -46.9 43 8.0 -39.6 275 33 348.2 348.3 296.4 349.2 0.22 43 243 11183 -40.3 -57.3 15 17.0 -41.2 276 34 349.0 349.0 296.5 349.3 0.07 44 241 11239 -41.1 -50.1 37 9.0 -41.8 276 34 348.6 348.6 296.5 349.3 0.16 45 231 11523 -43.3 -56.3 23 13.0 -44.0 278 35 349.5 349.5 296.6 349.8 0.08 46 226 11669 -44.7 -50.7 51 6.0 -45.1 279 36 349.6 349.6 296.7 350.2 0.16 47 213 12060 -47.9 -56.9 35 9.0 -48.3 280 37 350.5 350.6 296.8 350.9 0.08 48 211 12122 -48.5 -64.5 14 16.0 -49.0 280 37 350.6 350.6 296.8 350.7 0.03 49 200 12470 -51.3 -63.3 23 12.0 -51.6 280 37 351.5 351.5 297.0 351.7 0.04 50 174 13363 -59.3 -66.3 40 7.0 -59.4 287 35 352.6 352.6 297.2 352.8 0.03 51 150 14280 -67.1 -73.1 42 6.0 -67.1 295 33 354.5 354.5 297.6 354.6 0.01 52 136 14865 -72.1 -75.8 57 3.7 -72.1 297 37 355.7 355.7 297.8 355.8 0.01 53 121 15546 -76.9 -82.9 38 6.0 -76.9 300 41 359.0 359.0 298.5 359.0 0.00 54 101 16574 -81.1 -85.2 50 4.1 -81.1 227 27 370.0 370.0 300.5 370.0 0.00 55 100 16630 -81.5 -85.4 51 3.9 -81.5 225 28 370.3 370.3 300.6 370.3 0.00 56 97 16800 -82.5 -86.4 51 3.9 -82.5 235 26 371.6 371.6 300.8 371.6 0.00 57 89 17279 -82.7 -87.5 43 4.8 -82.7 238 21 380.4 380.4 302.3 380.4 0.00 58 72 18470 -79.3 -89.3 18 10.0 -79.3 261 14 411.4 411.4 306.7 411.4 0.00 59 70 18630 -77.7 -90.7 11 13.0 -77.7 325 10 418.2 418.2 307.5 418.2 0.00 60 67 18882 -75.3 -90.3 8 15.0 -75.3 320 10 428.6 428.6 308.7 428.6 0.00 61 58 19735 -67.5 -92.5 2 25.0 -67.7 306 15 464.3 464.3 312.1 464.3 0.00 62 55 20056 -67.1 -92.1 2 25.0 -67.3 292 17 472.3 472.3 312.8 472.3 0.00 63 50 20630 -67.9 -90.9 2 23.0 -68.1 340 18 483.5 483.5 313.7 483.5 0.00 64 46 21130 -68.7 -91.7 2 23.0 -68.9 340 18 493.2 493.2 314.5 493.2 0.00 65 38 22305 -57.7 -89.7 1 32.0 -58.7 67 11 548.9 548.9 318.1 549.0 0.00 66 34 23003 -60.5 -90.5 1 30.0 -61.3 158 12 559.3 559.3 318.6 559.3 0.00 67 31 23583 -56.9 -89.9 1 33.0 -58.2 196 3 584.0 584.0 319.9 584.0 0.00 TRP 97 16800 -82.5 -86.4 51 3.9 -82.5 235 26 371.6 371.6 300.8 371.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5812.00 m Freezing level: 562.00 mb = 4937.85 m = 16200.11 ft Wetbulb zero: 596.67 mb = 4455.14 m = 14616.42 ft Precipitable water: 2.21 inches Sfc-500 mean rel hum: 72.82 % Est. max temperature: 33.19 C = 91.75 F Sfc-Lift cond lev (LCL): 935.63 mb = 650.44 m = 2133.96 ft T: 25.81 C 700-500 lapse rate: 5.61 C/km ThetaE index: 26.98 C Layer 925.0- 580.0 mb Conv cond level (CCL): 876.37 mb = 1223.67 m = 4014.63 ft Mean mixing ratio: 18.38 g/kg Conv temperature: 31.76 C = 89.17 F Cap Strength: 0.90 C Lifted Index: -4.50 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -5.99 C Lifted Index @700 mb: -2.03 C Showalter Index: -2.15 C Risk: Severe thunderstorms possible Total Totals Index: 45.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 22.00 C K Index: 36.90 Risk: > 80 % chance of thunderstorms Sweat Index: 252.40 Risk: None Energy Index: -4.17 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2228.52 J/kg Max Up Vert Vel: 66.76 m/s Conv Inhibition (B-): 9.82 J/kg Cap Strength: 0.90 C Lift Cond Lev (LCL): 891.70 mb = 1072.20 m = 3517.69 ft Lev Free Conv (LFC): 866.70 mb = 1320.57 m = 4332.53 ft Equ Level (EL): 116.70 mb = 15751.47 m = 51677.41 ft B at Equ Level: 2204.24 J/kg Max Parcel Lev (MPL): 66.70 mb = 18908.78 m = 62035.91 ft Wind level data Storm motion: 352 at 12 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 ---------------------------------------------------------- 0 991 139 0 0 -0.0 -0.0 | 172 12 -1.6 11.7 1 973 305 40 11 -7.1 -8.4 | 111 9 -8.7 3.3 2 940 610 30 16 -8.0 -13.9 | 77 10 -9.6 -2.1 3 925 752 25 16 -6.8 -14.5 | 72 9 -8.4 -2.8 4 908 914 20 16 -5.5 -15.0 | 65 8 -7.1 -3.3 5 850 1489 340 17 5.8 -16.0 | 316 6 4.2 -4.3 6 847 1524 340 15 5.1 -14.1 | 304 4 3.5 -2.4 7 788 2134 325 20 11.5 -16.4 | 295 11 9.8 -4.7 8 760 2438 325 22 12.6 -18.0 | 300 13 11.0 -6.3 9 708 3048 310 23 17.6 -14.8 | 281 16 16.0 -3.1 10 700 3142 310 21 16.1 -13.5 | 277 15 14.5 -1.8 11 657 3658 300 19 16.5 -9.5 | 262 15 14.8 2.2 12 609 4267 305 17 13.9 -9.8 | 261 12 12.3 2.0 13 565 4877 315 14 9.9 -9.9 | 258 8 8.3 1.8 14 544 5182 285 12 11.6 -3.1 | 229 13 10.0 8.6 15 505 5791 295 5 4.5 -2.1 | 197 10 2.9 9.6 16 500 5870 295 6 5.4 -2.5 | 203 10 3.8 9.2 17 486 6096 295 7 6.3 -3.0 | 208 10 4.7 8.8 18 467 6401 300 10 8.7 -5.0 | 226 10 7.0 6.7 19 415 7315 255 11 10.6 2.8 | 212 17 9.0 14.6 20 400 7590 260 10 9.8 1.7 | 211 16 8.2 13.4 21 398 7620 265 10 10.0 0.9 | 214 15 8.3 12.6 22 382 7925 230 14 10.7 9.0 | 204 23 9.1 20.7 23 367 8230 235 18 14.7 10.3 | 211 26 13.1 22.0 24 352 8534 230 14 10.7 9.0 | 204 23 9.1 20.7 25 338 8839 260 15 14.8 2.6 | 223 19 13.1 14.3 26 324 9144 255 18 17.4 4.7 | 224 23 15.8 16.4 27 311 9449 250 17 16.0 5.8 | 219 23 14.3 17.5 28 300 9710 250 21 19.7 7.2 | 224 26 18.1 18.9 29 250 10990 275 33 32.9 -2.9 | 254 32 31.2 8.8 30 218 11887 280 37 36.4 -6.4 | 261 35 34.8 5.3 31 200 12470 280 37 36.4 -6.4 | 261 35 34.8 5.3 32 150 14280 295 33 29.9 -13.9 | 275 28 28.3 -2.2 33 121 15545 300 41 35.5 -20.5 | 285 35 33.9 -8.8 34 103 16459 230 26 19.9 16.7 | 213 34 18.3 28.4 35 100 16630 225 28 19.8 19.8 | 210 36 18.2 31.5 36 98 16764 225 28 19.8 19.8 | 210 36 18.2 31.5 37 97 16800 235 26 21.3 14.9 | 216 33 19.7 26.6 38 92 17069 240 25 21.7 12.5 | 220 31 20.0 24.2 39 83 17678 235 15 12.3 8.6 | 208 23 10.7 20.3 40 79 17983 300 3 2.6 -1.5 | 185 10 1.0 10.2 41 74 18288 270 19 19.0 -0.0 | 236 21 17.4 11.7 42 70 18593 255 11 10.6 2.8 | 212 17 9.0 14.6 43 70 18630 325 10 5.7 -8.2 | 229 5 4.1 3.5 44 67 18898 320 10 6.4 -7.7 | 230 6 4.8 4.1 45 64 19202 330 12 6.0 -10.4 | 253 5 4.4 1.3 46 55 20117 290 17 16.0 -5.8 | 248 16 14.3 5.9 47 52 20422 355 24 2.1 -23.9 | 358 12 0.5 -12.2 48 50 20630 340 18 6.2 -16.9 | 319 7 4.5 -5.2 49 46 21031 340 18 6.2 -16.9 | 319 7 4.5 -5.2 50 43 21336 330 11 5.5 -9.5 | 241 4 3.9 2.2 51 41 21641 340 11 3.8 -10.3 | 237 3 2.1 1.4 52 36 22250 150 11 -5.5 9.5 | 161 22 -7.1 21.2 53 34 22555 160 12 -4.1 11.3 | 166 24 -5.7 23.0 54 31 22860 215 1 0.6 0.8 | 175 13 -1.1 12.5 55 28 23470 60 14 -12.1 -7.0 | 109 15 -13.8 4.7 56 24 24079 65 8 -7.3 -3.4 | 133 12 -8.9 8.3 Wind Parameters Mean winds (0-6000m): 322.1 at 15.8 knts Storm direction: 352.1 at 11.8 knts Shear (0-3000m) pos: 2.7 neg: 4.1 tot: 6.8 10-3/s Storm rel Dir Shear (0-3000m): 105.1 deg Storm rel helicity (0-3000m) pos: 2.8 neg: -79.1 tot: -76.3 m^2/s^2 ave: -25.4 10^-3 m/s^2 rel: -0.70 Storm rel vorticity (0-3000m) horiz: 8.4 stream: -5.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 63.38 Bulk Shear: 35.16 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 35 11 109 8| 16.5 0.0 16.5| 0.0 -33.8 -33.8 -67.7 -0.87| 17.9-15.5 1000 25 14 86 7| 8.2 3.6 11.8| 0.0 -44.2 -44.2 -44.2 -0.84| 12.5-10.6 1500 11 15 61 5| 5.5 4.8 10.3| 0.0 -54.4 -54.4 -36.3 -0.84| 11.5 -9.7 2000 359 15 19 4| 4.1 5.0 9.1| 0.0 -56.9 -56.9 -28.5 -0.75| 10.1 -7.6 2500 349 17 341 5| 3.3 4.6 7.9| 2.8 -62.4 -59.6 -23.9 -0.70| 8.9 -6.2 3000 341 18 320 6| 2.7 4.1 6.8| 2.8 -79.1 -76.3 -25.4 -0.70| 8.4 -5.9 4000 330 18 297 8| 2.2 3.2 5.4| 2.8 -95.1 -92.3 -23.1 -0.70| 7.1 -4.9 5000 325 17 288 9| 2.0 2.7 4.7| 2.8-109.5-106.7 -21.3 -0.67| 6.7 -4.5 6000 322 16 275 8| 1.9 2.3 4.2| 7.6-128.2-120.6 -20.1 -0.65| 6.4 -4.1 Wrote GIF file: /home/apache/climate/data/raob//SZ554/skewt/SZ554.skewt.20250427.00.gif