UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for SZ554... Searching the city database file for: SZ554 ... Date:0000Z 19 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 76 0 0 SFC 993 138 26.0 24.4 91 1.6 24.8 0 0 299.8 303.4 298.2 357.6 19.73 2 987 192 27.6 24.0 81 3.6 24.9 6 2 301.9 305.4 298.5 359.2 19.37 3 968 366 28.6 21.6 66 7.0 23.5 11 8 304.6 307.7 297.8 355.3 17.02 4 925 770 26.4 20.4 70 6.0 22.1 335 16 306.3 309.4 297.9 356.0 16.53 5 850 1511 20.4 17.5 83 2.9 18.4 305 20 307.5 310.3 297.2 352.7 14.97 6 779 2260 15.0 13.9 93 1.1 14.3 293 24 309.5 311.9 296.4 348.8 12.93 7 743 2661 12.6 12.6 100 0.0 12.6 294 25 311.1 313.4 296.4 349.2 12.44 8 700 3162 10.4 9.5 94 0.9 9.8 290 22 314.0 316.1 296.0 347.3 10.72 9 618 4193 6.0 2.2 77 3.8 3.8 276 21 320.3 321.8 295.2 343.7 7.28 10 609 4313 5.8 0.8 70 5.0 2.9 275 21 321.5 322.8 295.0 343.0 6.68 11 604 4380 6.2 -5.8 42 12.0 0.3 275 20 322.7 323.5 293.4 336.2 4.11 12 600 4435 6.0 -6.0 42 12.0 0.1 275 20 323.1 323.9 293.4 336.5 4.07 13 565 4924 1.6 -3.4 69 5.0 -1.0 272 16 323.5 324.5 294.5 340.8 5.27 14 541 5273 -0.7 -8.7 55 8.0 -4.4 236 13 324.8 325.5 293.6 337.0 3.66 15 500 5900 -4.1 -13.1 50 9.0 -7.8 225 6 328.0 328.6 293.7 337.6 2.79 16 459 6570 -7.5 -24.5 24 17.0 -12.7 278 19 331.9 332.1 293.3 336.0 1.14 17 412 7398 -15.3 -34.3 18 19.0 -19.3 265 30 332.3 332.4 292.9 334.2 0.51 18 400 7620 -16.9 -40.9 11 24.0 -20.9 250 31 333.0 333.1 292.8 334.1 0.27 19 372 8161 -20.1 -46.1 8 26.0 -23.7 240 34 335.8 335.8 293.4 336.4 0.16 20 324 9170 -27.1 -41.1 25 14.0 -29.0 232 41 339.6 339.7 294.6 340.9 0.32 21 317 9326 -28.3 -31.0 78 2.7 -28.8 233 44 340.1 340.3 295.1 343.5 0.91 22 300 9720 -30.1 -31.3 89 1.2 -30.3 235 51 343.0 343.2 295.8 346.5 0.93 23 298 9768 -30.3 -31.1 93 0.8 -30.4 235 54 343.3 343.5 296.0 347.0 0.96 24 291 9938 -31.3 -35.1 69 3.8 -31.9 234 52 344.2 344.4 295.9 346.8 0.66 25 277 10287 -34.3 -40.3 55 6.0 -35.0 233 49 344.8 344.9 295.8 346.4 0.41 26 265 10597 -36.3 -65.3 3 29.0 -37.7 232 46 346.3 346.3 295.8 346.4 0.02 27 257 10810 -38.7 -49.7 30 11.0 -39.5 231 45 345.8 345.8 295.8 346.4 0.16 28 254 10891 -38.9 -41.9 73 3.0 -39.2 230 44 346.7 346.7 296.2 348.2 0.38 29 251 10973 -39.5 -42.2 75 2.7 -39.8 230 43 346.9 347.0 296.3 348.4 0.37 30 250 11000 -39.7 -42.4 75 2.7 -40.0 230 48 347.0 347.1 296.3 348.5 0.37 31 241 11249 -41.9 -45.2 70 3.3 -42.2 229 50 347.4 347.5 296.3 348.5 0.28 32 236 11390 -42.9 -53.9 29 11.0 -43.5 229 51 348.0 348.0 296.3 348.4 0.11 33 229 11591 -44.5 -65.5 8 21.0 -45.2 228 53 348.5 348.5 296.3 348.7 0.02 34 220 11858 -46.7 -53.7 45 7.0 -47.0 227 55 349.2 349.2 296.5 349.7 0.12 35 209 12194 -49.7 -68.7 9 19.0 -50.1 226 58 349.6 349.6 296.5 349.7 0.02 36 200 12480 -51.9 -67.9 13 16.0 -52.2 225 60 350.6 350.6 296.8 350.7 0.02 37 191 12776 -54.5 -67.5 19 13.0 -54.8 225 61 351.1 351.1 296.9 351.2 0.02 38 178 13222 -58.3 -61.7 65 3.4 -58.4 225 63 352.0 352.0 297.1 352.2 0.05 39 173 13400 -59.7 -63.9 58 4.2 -59.8 225 64 352.5 352.5 297.2 352.7 0.04 40 171 13473 -60.3 -64.8 55 4.5 -60.4 225 64 352.7 352.7 297.3 352.9 0.04 41 164 13733 -60.7 -67.7 39 7.0 -60.8 225 63 356.3 356.3 298.0 356.4 0.03 42 150 14280 -65.7 -71.7 43 6.0 -65.8 215 35 356.9 356.9 298.1 357.0 0.02 43 140 14696 -68.7 -75.7 36 7.0 -68.8 217 24 358.8 358.8 298.5 358.8 0.01 44 107 16258 -80.9 -85.4 47 4.5 -80.9 265 29 364.3 364.3 299.5 364.3 0.00 45 100 16640 -80.3 -87.3 30 7.0 -80.3 270 30 372.6 372.6 301.0 372.6 0.00 46 83 17691 -80.7 -86.7 36 6.0 -80.7 248 28 392.2 392.2 304.1 392.2 0.00 TRP WND 173 13400 -59.7 -63.9 58 4.2 -59.8 225 64 352.5 352.5 297.2 352.7 0.04 Sounding variables and indices 1000-500 mb thick: 5824.00 m Freezing level: 548.30 mb = 5166.91 m = 16951.61 ft Wetbulb zero: 597.40 mb = 4470.34 m = 14666.30 ft Precipitable water: 2.26 inches Sfc-500 mean rel hum: 75.99 % Est. max temperature: 33.94 C = 93.09 F Sfc-Lift cond lev (LCL): 970.63 mb = 341.37 m = 1119.96 ft T: 28.46 C 700-500 lapse rate: 5.30 C/km ThetaE index: 12.96 C Layer 700.0- 600.0 mb Conv cond level (CCL): 833.50 mb = 1679.42 m = 5509.85 ft Mean mixing ratio: 17.00 g/kg Conv temperature: 34.20 C = 93.56 F Cap Strength: 2.01 C Lifted Index: -3.24 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.90 C Lifted Index @700 mb: -1.81 C Showalter Index: -2.07 C Risk: Severe thunderstorms possible Total Totals Index: 46.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 21.60 C K Index: 41.10 Risk: > 80 % chance of thunderstorms Sweat Index: 256.00 Risk: None Energy Index: -2.95 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1615.32 J/kg Max Up Vert Vel: 56.84 m/s Conv Inhibition (B-): 51.05 J/kg Cap Strength: 2.01 C Lift Cond Lev (LCL): 867.80 mb = 1329.42 m = 4361.55 ft Lev Free Conv (LFC): 802.80 mb = 2001.83 m = 6567.60 ft Equ Level (EL): 152.80 mb = 14166.66 m = 46477.99 ft B at Equ Level: 1603.89 J/kg Wind level data Storm motion: 319 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 ---------------------------------------------------------- 0 993 138 0 0 -0.0 -0.0 | 139 13 -8.7 9.9 1 975 305 20 7 -2.4 -6.6 | 107 12 -11.1 3.3 2 942 610 335 13 5.5 -11.8 | 60 4 -3.2 -1.9 3 925 770 335 16 6.8 -14.5 | 23 5 -1.9 -4.6 4 910 914 320 18 11.6 -13.8 | 324 5 2.9 -3.9 5 850 1511 305 20 16.4 -11.5 | 281 8 7.7 -1.6 6 790 2134 295 24 21.8 -10.1 | 271 13 13.0 -0.2 7 762 2438 290 25 23.5 -8.6 | 265 15 14.8 1.4 8 735 2743 295 25 22.7 -10.6 | 273 14 13.9 -0.6 9 700 3162 290 22 20.7 -7.5 | 259 12 12.0 2.4 10 611 4267 275 21 20.9 -1.8 | 236 15 12.2 8.1 11 567 4877 275 16 15.9 -1.4 | 220 11 7.2 8.5 12 546 5182 245 14 12.7 5.9 | 194 16 4.0 15.8 13 526 5486 210 10 5.0 8.7 | 169 19 -3.7 18.6 14 507 5791 165 4 -1.0 3.9 | 145 17 -9.7 13.8 15 500 5900 225 6 4.2 4.2 | 162 15 -4.5 14.2 16 487 6096 230 6 4.6 3.9 | 163 14 -4.1 13.8 17 469 6401 275 11 11.0 -1.0 | 194 9 2.2 9.0 18 450 6706 280 27 26.6 -4.7 | 254 19 17.9 5.2 19 416 7315 270 29 29.0 -0.0 | 244 23 20.3 9.9 20 400 7620 250 31 29.1 10.6 | 225 29 20.4 20.5 21 384 7925 240 31 26.8 15.5 | 216 31 18.1 25.4 22 368 8230 240 35 30.3 17.5 | 218 35 21.6 27.4 23 338 8839 230 35 26.8 22.5 | 209 37 18.1 32.4 24 300 9720 235 51 41.8 29.3 | 220 51 33.1 39.2 25 299 9754 235 54 44.2 31.0 | 221 54 35.5 40.9 26 251 10973 230 43 32.9 27.6 | 213 45 24.2 37.6 27 250 11000 230 48 36.8 30.9 | 215 49 28.1 40.8 28 200 12480 225 60 42.4 42.4 | 213 62 33.7 52.3 29 173 13400 225 64 45.3 45.3 | 214 66 36.5 55.2 30 164 13716 225 64 45.3 45.3 | 214 66 36.5 55.2 31 150 14280 215 35 20.1 28.7 | 196 40 11.4 38.6 32 141 14630 220 25 16.1 19.2 | 194 30 7.4 29.1 33 134 14935 205 21 8.9 19.0 | 180 29 0.2 28.9 34 127 15240 240 18 15.6 9.0 | 200 20 6.9 18.9 35 121 15545 230 17 13.0 10.9 | 192 21 4.3 20.8 36 109 16154 270 28 28.0 -0.0 | 243 22 19.3 9.9 37 103 16459 255 31 29.9 8.0 | 230 28 21.2 17.9 38 100 16640 270 30 30.0 -0.0 | 245 23 21.3 9.9 39 98 16764 270 29 29.0 -0.0 | 244 23 20.3 9.9 40 88 17374 275 33 32.9 -2.9 | 254 25 24.2 7.0 41 79 17983 220 22 14.1 16.9 | 191 27 5.4 26.8 Wind Parameters Mean winds (0-6000m): 288.7 at 17.6 knts Storm direction: 318.7 at 13.2 knts Shear (0-3000m) pos: 0.0 neg: 3.8 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 120.8 deg Storm rel helicity (0-3000m) pos: 7.5 neg: -68.9 tot: -61.4 m^2/s^2 ave: -20.5 10^-3 m/s^2 rel: -0.67 Storm rel vorticity (0-3000m) horiz: 7.4 stream: -5.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 48.25 Bulk Shear: 33.48 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 ------------------------------------------------------------------------------- 500 353 8 104 8| 0.0 13.9 13.9| 0.0 -32.9 -32.9 -65.8 -0.77| 17.6-13.6 1000 333 13 68 3| 0.0 9.6 9.6| 0.0 -43.1 -43.1 -43.1 -0.84| 13.5-11.3 1500 321 15 342 2| 0.0 7.1 7.1| 0.0 -48.5 -48.5 -32.3 -0.81| 10.5 -8.5 2000 313 17 295 4| 0.0 6.2 6.2| 0.0 -53.1 -53.1 -26.5 -0.75| 9.0 -6.8 2500 307 18 282 6| 0.0 5.1 5.1| 5.0 -58.6 -53.6 -21.4 -0.68| 8.0 -5.5 3000 304 19 278 7| 0.0 3.8 3.8| 7.5 -68.9 -61.4 -20.5 -0.67| 7.4 -5.0 4000 298 20 267 9| 0.0 2.7 2.7| 7.5 -85.5 -78.1 -19.5 -0.70| 6.2 -4.3 5000 293 20 257 9| 0.0 1.5 1.5| 7.5-119.0-111.5 -22.3 -0.71| 6.2 -4.5 6000 289 18 242 9| 0.5 0.6 1.1| 29.1-192.6-163.5 -27.3 -0.64| 7.1 -4.6 Wrote GIF file: /home/apache/climate/data/raob//SZ554/skewt/SZ554.skewt.20250419.00.gif