UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042400.upa.cvt Date: 0000Z 24 APR 25 Searching for SZ554... Searching the city database file for: SZ554 ... Date:0000Z 24 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 73 0 0 SFC 992 144 26.4 24.4 89 2.0 24.9 0 0 300.2 303.9 298.4 358.3 19.75 2 986 198 27.6 23.7 79 3.9 24.7 40 1 302.0 305.5 298.4 358.2 19.04 3 925 764 23.6 22.7 95 0.9 22.9 55 12 303.4 307.0 298.8 360.3 19.10 4 872 1279 20.0 20.0 100 0.0 20.0 34 10 304.9 308.0 297.9 356.0 17.12 5 850 1499 17.6 16.3 92 1.3 16.7 10 12 304.6 307.2 295.7 345.9 13.85 6 848 1519 17.4 15.7 90 1.7 16.3 22 14 304.6 307.1 295.4 344.4 13.35 7 837 1631 18.8 13.9 73 4.9 15.5 19 16 307.2 309.4 295.1 343.4 12.02 8 818 1829 17.0 16.4 96 0.6 16.6 8 17 307.3 310.0 296.8 351.0 14.50 9 700 3145 9.8 8.3 90 1.5 8.9 350 22 313.3 315.2 295.3 343.9 9.87 10 613 4236 2.6 2.6 100 0.0 2.6 350 26 317.2 318.6 294.6 341.1 7.56 11 538 5288 -1.1 -4.7 76 3.6 -2.9 346 25 324.8 325.8 294.7 341.4 5.02 12 508 5744 -3.9 -6.9 80 3.0 -5.3 332 23 326.8 327.7 294.7 341.8 4.49 13 500 5870 -4.5 -8.9 71 4.4 -6.5 325 22 327.6 328.3 294.5 340.7 3.90 14 477 6238 -6.7 -15.7 49 9.0 -10.1 323 24 329.3 329.7 293.7 337.4 2.36 15 473 6304 -7.3 -12.3 67 5.0 -9.4 322 24 329.3 330.0 294.3 340.1 3.15 16 439 6880 -10.3 -16.3 61 6.0 -12.5 327 29 332.6 333.1 294.6 341.1 2.44 17 424 7147 -11.5 -27.5 25 16.0 -15.9 323 31 334.4 334.6 293.8 337.9 0.94 18 400 7590 -14.1 -21.1 55 7.0 -16.4 315 35 336.7 337.0 295.0 343.0 1.78 19 399 7609 -14.3 -21.3 55 7.0 -16.6 315 35 336.6 337.0 295.0 342.9 1.75 20 365 8278 -18.9 -36.9 19 18.0 -22.3 316 36 339.2 339.3 294.6 340.9 0.44 21 321 9223 -25.3 -36.3 35 11.0 -27.2 316 35 343.0 343.1 295.6 345.1 0.53 22 300 9710 -29.5 -36.5 51 7.0 -30.6 305 36 343.8 343.9 295.7 346.0 0.56 23 299 9734 -29.7 -35.7 56 6.0 -30.7 305 33 343.8 344.0 295.8 346.2 0.61 24 289 9977 -31.7 -37.7 55 6.0 -32.6 305 33 344.4 344.5 295.8 346.4 0.52 25 263 10640 -36.9 -53.9 16 17.0 -38.1 305 40 346.2 346.2 295.8 346.6 0.10 26 250 10990 -39.5 -54.5 19 15.0 -40.4 305 43 347.3 347.4 296.1 347.7 0.09 27 240 11267 -41.9 -55.9 20 14.0 -42.6 307 45 347.8 347.8 296.2 348.2 0.08 28 213 12060 -48.5 -51.2 73 2.7 -48.6 298 53 349.6 349.6 296.7 350.3 0.16 29 204 12342 -50.7 -55.5 57 4.8 -50.9 295 53 350.5 350.5 296.8 350.9 0.10 30 200 12470 -51.9 -56.9 55 5.0 -52.1 295 51 350.6 350.6 296.8 351.0 0.09 31 166 13645 -62.7 -64.5 79 1.8 -62.7 301 52 351.7 351.7 297.0 351.9 0.04 32 150 14260 -68.3 -71.5 63 3.2 -68.3 305 53 352.4 352.4 297.2 352.5 0.02 33 137 14799 -73.3 -78.1 48 4.8 -73.3 301 53 352.9 352.9 297.3 352.9 0.01 34 112 15963 -79.7 -84.4 46 4.7 -79.7 283 47 361.8 361.8 299.1 361.8 0.00 35 104 16386 -77.7 -83.7 37 6.0 -77.7 280 36 373.4 373.4 301.2 373.4 0.00 36 101 16553 -78.5 -84.5 37 6.0 -78.5 280 29 375.0 375.0 301.4 375.0 0.00 37 100 16610 -78.7 -84.7 37 6.0 -78.7 280 27 375.7 375.7 301.5 375.7 0.00 38 85 17528 -81.9 -88.9 29 7.0 -81.9 300 30 387.1 387.1 303.3 387.1 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5797.00 m Freezing level: 560.30 mb = 4975.16 m = 16322.49 ft Wetbulb zero: 577.62 mb = 4715.17 m = 15469.52 ft Precipitable water: 2.43 inches Sfc-500 mean rel hum: 90.28 % Est. max temperature: 32.15 C = 89.86 F Sfc-Lift cond lev (LCL): 964.04 mb = 397.84 m = 1305.24 ft T: 26.19 C 700-500 lapse rate: 5.25 C/km ThetaE index: 16.85 C Layer 872.0- 818.0 mb Conv cond level (CCL): 903.47 mb = 969.37 m = 3180.32 ft Mean mixing ratio: 18.89 g/kg Conv temperature: 30.16 C = 86.29 F Cap Strength: 0.63 C Lifted Index: -4.64 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -5.85 C Lifted Index @700 mb: -3.17 C Showalter Index: -0.04 C Risk: Thunderstorms probable Total Totals Index: 42.90 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 20.80 C K Index: 36.90 Risk: > 80 % chance of thunderstorms Sweat Index: 241.60 Risk: None Energy Index: -1.07 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2492.20 J/kg Max Up Vert Vel: 70.60 m/s Conv Inhibition (B-): 3.43 J/kg Cap Strength: 0.63 C Lift Cond Lev (LCL): 916.86 mb = 841.10 m = 2759.48 ft Lev Free Conv (LFC): 891.86 mb = 1082.17 m = 3550.38 ft Equ Level (EL): 111.86 mb = 15969.78 m = 52393.64 ft B at Equ Level: 2419.09 J/kg Wind level data Storm motion: 23 at 15 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 ---------------------------------------------------------- 0 992 144 0 0 -0.0 -0.0 | 203 15 5.8 13.7 1 974 305 120 3 -2.6 1.5 | 192 16 3.2 15.2 2 941 610 70 12 -11.3 -4.1 | 150 11 -5.5 9.6 3 925 764 55 12 -9.8 -6.9 | 150 8 -4.0 6.8 4 909 914 50 11 -8.4 -7.1 | 159 7 -2.6 6.7 5 878 1219 40 10 -6.4 -7.7 | 174 6 -0.6 6.1 6 850 1499 10 12 -2.1 -11.8 | 243 4 3.7 1.9 7 847 1524 25 15 -6.3 -13.6 | 104 1 -0.5 0.1 8 789 2134 350 20 3.5 -19.7 | 303 11 9.3 -6.0 9 761 2438 350 21 3.6 -20.7 | 306 12 9.5 -7.0 10 700 3145 350 22 3.8 -21.7 | 310 12 9.6 -7.9 11 609 4267 350 26 4.5 -25.6 | 319 16 10.3 -11.9 12 524 5486 345 25 6.5 -24.1 | 310 16 12.3 -10.4 13 500 5870 325 22 12.6 -18.0 | 283 19 18.4 -4.3 14 486 6096 325 23 13.2 -18.8 | 285 20 19.0 -5.1 15 467 6401 320 25 16.1 -19.2 | 284 23 21.9 -5.4 16 449 6706 330 27 13.5 -23.4 | 297 22 19.3 -9.7 17 400 7590 315 35 24.7 -24.7 | 290 32 30.6 -11.0 18 367 8230 315 36 25.5 -25.5 | 291 33 31.3 -11.7 19 338 8839 325 34 19.5 -27.9 | 299 29 25.3 -14.1 20 300 9710 305 36 29.5 -20.6 | 281 36 35.3 -6.9 21 298 9754 305 31 25.4 -17.8 | 277 31 31.2 -4.1 22 250 10990 305 43 35.2 -24.7 | 285 42 41.0 -10.9 23 229 11582 310 47 36.0 -30.2 | 292 45 41.8 -16.5 24 209 12192 295 55 49.8 -23.2 | 280 56 55.7 -9.5 25 200 12470 295 51 46.2 -21.6 | 279 53 52.0 -7.8 26 150 14260 305 53 43.4 -30.4 | 289 52 49.2 -16.7 27 134 14935 300 53 45.9 -26.5 | 284 53 51.7 -12.8 28 108 16154 280 46 45.3 -8.0 | 264 51 51.1 5.7 29 100 16610 280 27 26.6 -4.7 | 254 34 32.4 9.0 30 97 16764 280 28 27.6 -4.9 | 255 35 33.4 8.9 31 87 17374 305 27 22.1 -15.5 | 274 28 27.9 -1.8 32 83 17678 295 33 29.9 -13.9 | 270 36 35.7 -0.2 Wind Parameters Mean winds (0-6000m): 352.9 at 19.9 knts Storm direction: 22.9 at 14.9 knts Shear (0-3000m) pos: 2.1 neg: 3.9 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 106.6 deg Storm rel helicity (0-3000m) pos: 13.9 neg: -51.7 tot: -37.7 m^2/s^2 ave: -12.6 10^-3 m/s^2 rel: -0.31 Storm rel vorticity (0-3000m) horiz: 7.9 stream: -2.5 10^-3/s Energy-Hel index: 0.15 Bulk Rich Number: 44.66 Bulk Shear: 55.80 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 81 6 180 13| 12.3 0.0 12.3| 0.0 -46.8 -46.8 -93.5 -0.84| 15.8-13.2 1000 61 9 170 10| 6.2 2.6 8.7| 4.7 -47.0 -42.2 -42.2 -0.50| 10.6 -5.3 1500 46 10 170 7| 4.1 4.1 8.3| 9.7 -47.2 -37.5 -25.0 -0.39| 11.9 -4.6 2000 28 12 184 3| 3.1 5.4 8.4| 9.7 -51.7 -42.0 -21.0 -0.36| 11.4 -4.1 2500 15 14 256 2| 2.5 4.5 7.0| 12.4 -51.7 -39.3 -15.7 -0.33| 9.4 -3.1 3000 8 15 288 4| 2.1 3.9 5.9| 13.9 -51.7 -37.7 -12.6 -0.31| 7.9 -2.5 4000 1 17 303 6| 1.5 3.3 4.8| 21.6 -51.7 -30.1 -7.5 -0.25| 6.4 -1.6 5000 358 19 309 8| 1.2 2.7 3.9| 22.3 -58.8 -36.5 -7.3 -0.27| 5.4 -1.4 6000 353 20 306 10| 1.0 2.4 3.5| 24.4 -98.7 -74.3 -12.4 -0.36| 5.4 -1.9 Wrote GIF file: /home/apache/climate/data/raob//SZ554/skewt/SZ554.skewt.20250424.00.gif