UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for SZ554... Searching the city database file for: SZ554 ... Date:1200Z 16 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 90 150 1 SFC 994 143 24.2 23.9 98 0.3 24.0 150 1 297.9 301.3 297.4 353.4 19.11 2 976 303 22.8 22.5 98 0.3 22.6 96 5 298.0 301.3 296.6 349.9 17.85 3 954 502 23.2 20.8 86 2.4 21.5 85 6 300.4 303.4 296.3 348.5 16.42 4 925 772 22.6 19.5 83 3.1 20.4 360 2 302.4 305.3 296.3 348.6 15.61 5 910 915 22.6 18.8 79 3.8 19.9 225 2 303.8 306.6 296.4 349.0 15.18 6 850 1507 18.4 16.1 86 2.3 16.8 220 5 305.4 308.0 295.8 346.3 13.67 7 730 2798 10.6 10.6 100 0.0 10.6 299 20 310.5 312.6 295.3 344.3 11.07 8 700 3148 8.8 8.8 100 0.0 8.8 305 22 312.2 314.2 295.2 343.7 10.22 9 623 4110 5.8 0.8 70 5.0 3.0 268 22 319.4 320.6 294.4 340.3 6.52 10 611 4269 4.6 -0.0 72 4.6 2.1 265 23 319.8 321.0 294.3 339.9 6.28 11 567 4876 1.2 -5.8 60 7.0 -2.2 270 24 322.7 323.5 293.6 337.1 4.38 12 540 5269 -0.5 -20.5 20 20.0 -7.4 251 29 325.2 325.5 291.7 330.0 1.39 13 516 5631 -3.7 -14.7 42 11.0 -8.0 256 28 325.6 326.1 292.7 333.7 2.37 14 500 5880 -4.7 -25.7 18 21.0 -10.9 260 27 327.3 327.5 291.9 330.7 0.94 15 499 5896 -4.9 -25.9 18 21.0 -11.1 260 27 327.3 327.4 291.9 330.6 0.93 16 466 6428 -8.1 -33.1 11 25.0 -14.0 266 30 329.7 329.8 292.2 331.6 0.50 17 438 6903 -12.7 -24.7 36 12.0 -16.1 281 27 329.8 330.0 292.8 334.0 1.18 18 433 6990 -13.3 -30.3 23 17.0 -17.3 284 26 330.1 330.3 292.4 332.7 0.71 19 426 7114 -12.9 -39.9 8 27.0 -17.9 288 30 332.2 332.2 292.6 333.3 0.28 20 417 7276 -13.9 -29.9 25 16.0 -17.8 294 36 332.9 333.1 293.3 335.8 0.77 21 400 7590 -15.3 -49.3 4 34.0 -20.1 280 40 335.1 335.1 293.2 335.5 0.11 22 395 7685 -15.7 -51.7 3 36.0 -20.5 279 40 335.8 335.8 293.3 336.1 0.08 23 362 8339 -18.7 -48.7 5 30.0 -22.8 269 40 340.3 340.3 294.5 340.8 0.13 24 327 9088 -24.9 -50.9 7 26.0 -27.8 264 43 341.8 341.8 294.8 342.2 0.11 25 321 9222 -24.7 -49.7 8 25.0 -27.6 263 43 343.9 343.9 295.4 344.4 0.13 26 300 9710 -29.3 -50.3 11 21.0 -31.4 260 45 344.1 344.1 295.4 344.6 0.13 27 280 10197 -34.1 -50.1 18 16.0 -35.5 260 45 344.0 344.1 295.4 344.6 0.14 28 250 10980 -39.5 -58.5 12 19.0 -40.5 280 50 347.3 347.4 296.1 347.6 0.06 29 232 11489 -43.3 -63.3 9 20.0 -44.1 277 49 349.1 349.1 296.4 349.2 0.03 30 200 12470 -52.7 -63.7 25 11.0 -52.9 275 48 349.3 349.3 296.5 349.5 0.04 31 180 13140 -58.9 -66.9 35 8.0 -59.0 283 45 349.9 349.9 296.6 350.0 0.03 32 163 13755 -63.9 -69.9 44 6.0 -64.0 291 43 351.5 351.5 297.0 351.6 0.02 33 150 14260 -67.3 -76.3 27 9.0 -67.4 265 48 354.2 354.2 297.5 354.2 0.01 34 146 14422 -68.5 -77.5 26 9.0 -68.5 269 47 354.8 354.8 297.7 354.8 0.01 35 126 15288 -76.3 -79.6 59 3.3 -76.3 263 47 356.0 356.0 297.9 356.0 0.01 36 120 15569 -76.3 -83.3 32 7.0 -76.3 261 46 361.0 361.0 298.9 361.0 0.00 37 106 16273 -81.9 -85.2 57 3.3 -81.9 255 46 363.4 363.4 299.4 363.4 0.00 38 100 16600 -81.3 -87.3 35 6.0 -81.3 255 50 370.6 370.6 300.7 370.7 0.00 39 88 17322 -78.3 -87.3 22 9.0 -78.3 255 36 390.5 390.5 303.9 390.5 0.00 40 81 17790 -81.7 -88.7 29 7.0 -81.7 273 24 392.9 392.9 304.2 392.9 0.00 41 70 18620 -75.5 -89.5 9 14.0 -75.6 275 28 422.9 422.9 308.0 422.9 0.00 42 58 19728 -67.5 -89.5 3 22.0 -67.7 354 2 464.3 464.3 312.1 464.3 0.00 43 54 20158 -67.1 -89.1 3 22.0 -67.3 143 17 474.8 474.8 313.0 474.8 0.00 44 52 20385 -68.9 -89.9 3 21.0 -69.1 83 20 475.8 475.8 313.1 475.8 0.00 45 50 20620 -67.3 -89.3 3 22.0 -67.5 20 24 484.9 484.9 313.8 484.9 0.00 46 46 21128 -61.9 -88.9 2 27.0 -62.4 4 16 509.6 509.6 315.6 509.6 0.00 47 42 21687 -63.3 -88.3 2 25.0 -63.7 104 13 519.6 519.6 316.3 519.6 0.00 48 33 23189 -56.7 -85.7 1 29.0 -57.9 90 20 574.2 574.2 319.4 574.2 0.01 49 31 23584 -58.1 -86.1 2 28.0 -59.2 87 19 580.8 580.8 319.7 580.8 0.01 50 30 23790 -57.5 -86.5 1 29.0 -58.7 85 18 587.9 587.9 320.0 587.9 0.01 51 20 26390 -51.5 -83.5 1 32.0 -54.5 90 31 678.5 678.5 323.7 678.7 0.02 52 14 28730 -46.9 -81.9 1 35.0 -52.5 66 36 767.0 767.0 326.4 767.3 0.03 TRP 106 16273 -81.9 -85.2 57 3.3 -81.9 255 46 363.4 363.4 299.4 363.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5790.00 m Freezing level: 547.94 mb = 5153.11 m = 16906.33 ft Wetbulb zero: 589.70 mb = 4557.29 m = 14951.55 ft Precipitable water: 2.07 inches Sfc-500 mean rel hum: 76.25 % Est. max temperature: 31.98 C = 89.57 F Sfc-Lift cond lev (LCL): 990.12 mb = 177.08 m = 580.96 ft T: 23.90 C 700-500 lapse rate: 4.94 C/km ThetaE index: 18.93 C Layer 850.0- 516.0 mb Conv cond level (CCL): 860.31 mb = 1402.33 m = 4600.76 ft Mean mixing ratio: 16.41 g/kg Conv temperature: 31.47 C = 88.65 F Cap Strength: 2.60 C Lifted Index: -1.50 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.55 C Lifted Index @700 mb: -1.59 C Showalter Index: -0.38 C Risk: Thunderstorms probable Total Totals Index: 43.90 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 20.80 C K Index: 39.20 Risk: > 80 % chance of thunderstorms Sweat Index: 230.20 Risk: None Energy Index: -2.98 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 399.21 J/kg Max Up Vert Vel: 28.26 m/s Conv Inhibition (B-): 52.28 J/kg Cap Strength: 2.48 C Lift Cond Lev (LCL): 912.72 mb = 888.84 m = 2916.12 ft Lev Free Conv (LFC): 797.72 mb = 2045.50 m = 6710.87 ft Equ Level (EL): 247.72 mb = 11042.30 m = 36227.57 ft B at Equ Level: 398.80 J/kg Max Parcel Lev (MPL): 117.72 mb = 15677.64 m = 51435.21 ft Wind level data Storm motion: 301 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 ---------------------------------------------------------- 0 994 143 150 1 -0.5 0.9 | 123 14 -11.8 7.7 1 976 305 95 5 -5.0 0.4 | 114 18 -16.3 7.3 2 942 610 80 7 -6.9 -1.2 | 107 19 -18.2 5.6 3 925 772 360 2 -0.0 -2.0 | 113 12 -11.3 4.8 4 910 914 225 2 1.4 1.4 | 130 13 -9.9 8.3 5 850 1507 220 5 3.2 3.8 | 143 13 -8.1 10.7 6 848 1524 250 10 9.4 3.4 | 169 10 -1.9 10.3 7 789 2134 280 16 15.8 -2.8 | 228 6 4.4 4.1 8 761 2438 290 17 16.0 -5.8 | 258 5 4.7 1.0 9 708 3048 305 23 18.8 -13.2 | 310 10 7.5 -6.3 10 700 3148 305 22 18.0 -12.6 | 311 9 6.7 -5.8 11 683 3353 305 16 13.1 -9.2 | 323 3 1.8 -2.3 12 657 3658 275 19 18.9 -1.7 | 236 9 7.6 5.2 13 610 4267 265 23 22.9 2.0 | 233 15 11.6 8.8 14 566 4877 270 24 24.0 -0.0 | 242 14 12.7 6.8 15 545 5182 250 29 27.3 9.9 | 224 23 15.9 16.8 16 500 5880 260 27 26.6 4.7 | 233 19 15.3 11.5 17 486 6096 260 29 28.6 5.0 | 235 21 17.2 11.9 18 467 6401 265 30 29.9 2.6 | 243 21 18.6 9.5 19 431 7010 285 26 25.1 -6.7 | 270 14 13.8 0.1 20 415 7315 295 38 34.4 -16.1 | 292 25 23.1 -9.2 21 400 7590 280 40 39.4 -6.9 | 270 28 28.1 -0.1 22 367 8230 270 40 40.0 -0.0 | 257 29 28.7 6.8 23 300 9710 260 45 44.3 7.8 | 246 36 33.0 14.7 24 273 10363 260 45 44.3 7.8 | 246 36 33.0 14.7 25 261 10668 275 51 50.8 -4.4 | 267 40 39.5 2.4 26 250 10980 280 50 49.2 -8.7 | 273 38 37.9 -1.8 27 239 11278 280 50 49.2 -8.7 | 273 38 37.9 -1.8 28 218 11887 270 48 48.0 -0.0 | 259 37 36.7 6.8 29 200 12470 275 48 47.8 -4.2 | 266 37 36.5 2.7 30 156 14021 295 42 38.1 -17.7 | 292 29 26.7 -10.9 31 150 14260 265 48 47.8 4.2 | 253 38 36.5 11.0 32 148 14326 270 47 47.0 -0.0 | 259 36 35.7 6.8 33 106 16273 255 46 44.4 11.9 | 240 38 33.1 18.7 34 100 16600 255 50 48.3 12.9 | 242 42 37.0 19.8 35 97 16764 260 50 49.2 8.7 | 248 41 37.9 15.5 36 92 17069 240 45 39.0 22.5 | 223 40 27.7 29.3 37 83 17678 275 23 22.9 -2.0 | 247 13 11.6 4.8 38 78 17983 270 26 26.0 -0.0 | 245 16 14.7 6.8 39 74 18288 245 33 29.9 13.9 | 222 28 18.6 20.8 40 70 18593 260 17 16.7 3.0 | 209 11 5.4 9.8 41 70 18620 275 28 27.9 -2.4 | 255 17 16.6 4.4 42 67 18898 280 29 28.6 -5.0 | 264 17 17.2 1.8 43 57 19812 0 0 -0.0 -0.0 | 121 13 -11.3 6.8 44 54 20117 155 16 -6.8 14.5 | 140 28 -18.1 21.3 45 50 20620 20 24 -8.2 -22.6 | 51 25 -19.5 -15.7 46 49 20726 40 17 -10.9 -13.0 | 74 23 -22.2 -6.2 47 47 21031 20 24 -8.2 -22.6 | 51 25 -19.5 -15.7 48 45 21336 335 1 0.4 -0.9 | 119 12 -10.9 5.9 49 42 21641 110 14 -13.2 4.8 | 115 27 -24.5 11.6 50 40 21946 80 9 -8.9 -1.6 | 105 21 -20.2 5.3 51 38 22250 25 11 -4.6 -10.0 | 79 16 -16.0 -3.1 52 37 22555 60 12 -10.4 -6.0 | 92 22 -21.7 0.8 53 35 22860 25 10 -4.2 -9.1 | 82 16 -15.5 -2.2 54 33 23165 90 20 -20.0 0.0 | 102 32 -31.3 6.8 55 30 23790 85 18 -17.9 -1.6 | 100 30 -29.2 5.3 56 29 24079 75 25 -24.1 -6.5 | 91 35 -35.5 0.4 57 27 24384 70 25 -23.5 -8.6 | 87 35 -34.8 -1.7 58 25 24994 85 29 -28.9 -2.5 | 96 40 -40.2 4.3 59 23 25603 100 23 -22.7 4.0 | 108 36 -34.0 10.8 60 21 26213 90 27 -27.0 0.0 | 100 39 -38.3 6.8 61 20 26390 90 31 -31.0 0.0 | 99 43 -42.3 6.8 62 19 26518 100 26 -25.6 4.5 | 107 39 -36.9 11.4 63 14 27737 65 36 -32.6 -15.2 | 79 45 -43.9 -8.4 64 12 28346 80 47 -46.3 -8.2 | 89 58 -57.6 -1.3 65 11 28651 85 38 -37.9 -3.3 | 94 49 -49.2 3.5 Wind Parameters Mean winds (0-6000m): 271.2 at 17.6 knts Storm direction: 301.2 at 13.2 knts Shear (0-3000m) pos: 4.4 neg: 1.0 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): -172.4 deg Storm rel helicity (0-3000m) pos: 76.3 neg: -26.8 tot: 49.5 m^2/s^2 ave: 16.5 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 4.3 10^-3/s Energy-Hel index: 0.15 Bulk Rich Number: 5.86 Bulk Shear: 68.11 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 88 5 112 18| 0.0 6.2 6.2| 0.0 -26.8 -26.8 -53.6 -0.64| 9.3 -6.0 1000 93 4 115 17| 4.6 3.1 7.7| 22.4 -26.8 -4.4 -4.4 0.05| 10.4 0.5 1500 180 5 135 16| 5.8 2.1 7.9| 48.1 -26.8 21.3 14.2 0.32| 10.2 3.3 2000 258 7 151 9| 5.4 1.5 7.0| 61.4 -26.8 34.6 17.3 0.43| 9.6 4.2 2500 275 9 158 7| 4.8 1.2 6.0| 68.3 -26.8 41.5 16.6 0.49| 8.8 4.4 3000 286 11 169 4| 4.4 1.0 5.4| 76.3 -26.8 49.5 16.5 0.51| 8.4 4.3 4000 285 13 202 4| 3.3 1.3 4.6| 77.7 -37.6 40.1 10.0 0.27| 8.9 2.4 5000 278 15 220 6| 2.8 1.9 4.6| 85.7 -61.9 23.8 4.8 0.19| 8.3 1.6 6000 271 18 224 9| 2.6 1.6 4.1|110.0 -65.1 44.9 7.5 0.22| 7.6 1.7 Wrote GIF file: /home/apache/climate/data/raob//SZ554/skewt/SZ554.skewt.20250416.12.gif