UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101023.upa.cvt Date: 2300Z 10 OCT 25 Searching for YBCV... Searching the city database file for: YBCV ... Date:2300Z 10 OCT 25 Station: YBCV WMO ident: 94510 Latitude: -26.40 Longitude: 146.27 Elevation: 304.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 134 SFC 981 304 28.0 17.0 51 11.0 20.5 310 5 302.8 305.1 294.3 339.9 12.52 2 977 340 26.2 16.2 54 10.0 19.4 306 5 301.3 303.5 293.4 336.5 11.94 3 925 818 21.8 14.8 64 7.0 17.1 250 7 301.6 303.7 293.2 335.6 11.52 4 908 979 20.4 14.4 68 6.0 16.4 249 10 301.8 303.9 293.2 335.5 11.43 5 902 1036 22.2 12.2 53 10.0 15.7 248 11 304.2 306.0 292.7 333.9 9.94 6 850 1551 20.4 8.4 46 12.0 13.0 285 13 307.5 309.0 292.3 332.3 8.16 7 816 1902 18.6 0.6 30 18.0 8.8 287 11 309.2 310.1 290.1 324.4 4.90 8 727 2880 10.6 3.6 62 7.0 6.6 283 18 310.8 312.1 292.3 332.0 6.83 9 700 3194 8.4 0.4 57 8.0 4.1 290 21 311.8 312.9 291.5 329.4 5.63 10 699 3206 8.4 0.4 57 8.0 4.1 291 21 311.9 313.0 291.6 329.6 5.64 11 692 3289 8.4 -6.6 34 15.0 1.4 296 20 312.8 313.5 289.9 323.6 3.37 12 665 3617 6.0 -3.0 52 9.0 1.5 286 19 313.7 314.6 291.2 328.3 4.61 13 653 3766 5.2 -10.8 30 16.0 -1.6 277 18 314.4 314.9 289.6 322.8 2.57 14 525 5503 -9.3 -10.8 89 1.5 -9.9 280 25 317.2 317.9 291.0 327.7 3.20 15 500 5880 -10.5 -14.9 70 4.4 -12.1 255 32 320.2 320.7 291.2 328.3 2.41 16 490 6035 -11.3 -15.8 69 4.5 -12.9 255 31 321.1 321.6 291.3 328.8 2.28 17 455 6598 -14.1 -21.1 55 7.0 -16.2 272 35 324.5 324.8 291.7 329.9 1.56 18 415 7286 -19.9 -24.5 67 4.6 -21.0 261 41 325.7 325.9 291.7 330.1 1.27 19 411 7358 -19.5 -31.5 34 12.0 -21.9 262 40 327.1 327.2 291.6 329.5 0.67 20 407 7431 -16.9 -53.9 2 37.0 -21.3 267 39 331.4 331.4 292.2 331.6 0.06 21 400 7560 -18.3 -51.3 4 33.0 -22.3 275 36 331.2 331.2 292.2 331.5 0.08 22 349 8564 -26.5 -49.5 10 23.0 -28.9 270 43 333.3 333.3 292.7 333.8 0.12 23 300 9640 -35.1 -58.1 8 23.0 -36.4 265 49 335.9 335.9 293.3 336.1 0.05 24 250 10880 -45.5 -60.5 17 15.0 -46.0 280 51 338.4 338.4 294.0 338.6 0.04 25 237 11234 -48.7 -62.7 18 14.0 -49.1 280 52 338.8 338.8 294.0 338.9 0.04 26 200 12330 -56.7 -71.7 13 15.0 -56.9 265 51 343.0 343.0 295.0 343.0 0.01 27 167 13465 -60.7 -77.6 9 16.9 -60.9 250 65 354.4 354.4 297.6 354.5 0.01 28 150 14130 -63.1 -81.1 7 18.0 -63.2 260 52 361.4 361.4 299.0 361.4 0.00 29 147 14254 -63.5 -81.5 7 18.0 -63.6 262 51 362.8 362.8 299.2 362.8 0.00 30 100 16570 -72.3 -86.3 10 14.0 -72.3 285 12 388.0 388.0 303.5 388.0 0.00 31 92 17058 -74.9 -86.9 14 12.0 -74.9 260 26 392.3 392.3 304.1 392.3 0.00 32 78 18019 -74.7 -88.7 10 14.0 -74.7 345 16 411.6 411.6 306.7 411.6 0.00 33 74 18329 -69.1 -89.1 4 20.0 -69.2 12 13 429.7 429.7 308.8 429.7 0.00 34 70 18660 -71.3 -89.3 5 18.0 -71.4 40 10 431.8 431.8 309.0 431.9 0.00 35 67 18916 -72.9 -89.9 6 17.0 -73.0 45 11 433.8 433.8 309.3 433.8 0.00 36 61 19472 -66.7 -89.7 3 23.0 -66.9 54 14 459.4 459.4 311.7 459.4 0.00 37 50 20680 -62.7 -89.7 1 27.0 -63.1 75 19 495.7 495.7 314.7 495.7 0.00 38 42 21759 -60.9 -88.9 1 28.0 -61.5 82 25 525.5 525.5 316.6 525.5 0.00 39 30 23860 -59.1 -88.1 1 29.0 -60.1 95 36 583.5 583.5 319.8 583.6 0.01 40 25 25006 -59.3 -88.3 1 29.0 -60.4 91 38 614.2 614.2 321.2 614.2 0.01 41 20 26420 -55.1 -86.1 1 31.0 -57.3 85 40 667.5 667.5 323.3 667.6 0.01 42 11 30308 -47.1 -83.1 1 36.0 -53.5 821.0 821.1 327.7 821.4 0.04 TRP 92 17058 -74.9 -86.9 14 12.0 -74.9 260 26 392.3 392.3 304.1 392.3 0.00 WND 167 13465 -60.7 -77.6 9 16.9 -60.9 250 65 354.4 354.4 297.6 354.5 0.01 Sounding variables and indices 1000-500 mb thick: 5746.00 m Freezing level: 607.10 mb = 4388.85 m = 14398.94 ft Wetbulb zero: 659.21 mb = 3688.45 m = 12101.06 ft Precipitable water: 1.23 inches Sfc-500 mean rel hum: 54.92 % Est. max temperature: 33.62 C = 92.52 F Sfc-Lift cond lev (LCL): 835.77 mb = 1696.36 m = 5565.42 ft T: 19.66 C 700-500 lapse rate: 7.04 C/km ThetaE index: 15.45 C Layer 977.0- 727.0 mb Conv cond level (CCL): 727.87 mb = 2869.41 m = 9413.97 ft Mean mixing ratio: 11.17 g/kg Conv temperature: 35.98 C = 96.76 F Cap Strength: 6.30 C Lifted Index: -1.79 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.76 C Lifted Index @700 mb: 2.20 C Showalter Index: -0.38 C Risk: Thunderstorms probable Total Totals Index: 49.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 30.90 C Cross Totals Index: 18.90 C K Index: 31.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 174.80 Risk: None Energy Index: -0.77 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 174.74 J/kg Max Up Vert Vel: 18.69 m/s Conv Inhibition (B-): 369.27 J/kg Cap Strength: 6.30 C Lift Cond Lev (LCL): 819.68 mb = 1863.68 m = 6114.35 ft Lev Free Conv (LFC): 594.68 mb = 4510.78 m = 14798.98 ft Equ Level (EL): 404.68 mb = 7473.27 m = 24518.29 ft B at Equ Level: 167.06 J/kg Max Parcel Lev (MPL): 274.68 mb = 10239.79 m = 33594.69 ft Wind level data Storm motion: 305 at 14 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 ---------------------------------------------------------- 0 981 304 310 5 3.8 -3.2 | 123 9 -7.3 4.6 1 925 818 250 7 6.6 2.4 | 156 11 -4.5 10.3 2 915 914 250 9 8.5 3.1 | 166 11 -2.6 10.9 3 883 1219 245 13 11.8 5.5 | 183 13 0.7 13.4 4 853 1524 295 11 10.0 -4.6 | 161 3 -1.1 3.2 5 850 1551 285 13 12.6 -3.4 | 198 5 1.5 4.5 6 823 1829 285 11 10.6 -2.8 | 175 5 -0.5 5.0 7 793 2134 295 13 11.8 -5.5 | 196 2 0.7 2.4 8 765 2438 285 14 13.5 -3.6 | 210 5 2.4 4.2 9 738 2743 280 17 16.7 -3.0 | 229 7 5.7 4.9 10 700 3194 290 21 19.7 -7.2 | 266 9 8.6 0.7 11 686 3353 300 19 16.5 -9.5 | 287 6 5.4 -1.6 12 636 3962 265 18 17.9 1.6 | 216 12 6.8 9.4 13 612 4267 275 19 18.9 -1.7 | 232 10 7.8 6.2 14 567 4877 280 22 21.7 -3.8 | 249 11 10.6 4.0 15 525 5486 280 25 24.6 -4.3 | 255 14 13.5 3.5 16 500 5880 255 32 30.9 8.3 | 231 26 19.8 16.1 17 486 6096 255 31 29.9 8.0 | 230 25 18.9 15.9 18 467 6401 275 33 32.9 -2.9 | 257 22 21.8 5.0 19 413 7315 260 41 40.4 7.1 | 243 33 29.3 15.0 20 400 7560 275 36 35.9 -3.1 | 259 25 24.8 4.7 21 397 7620 275 37 36.9 -3.2 | 260 26 25.8 4.6 22 300 9640 265 49 48.8 4.3 | 252 40 37.7 12.1 23 295 9754 265 49 48.8 4.3 | 252 40 37.7 12.1 24 250 10880 280 51 50.2 -8.9 | 271 39 39.1 -1.0 25 235 11278 280 52 51.2 -9.0 | 272 40 40.1 -1.2 26 200 12330 265 51 50.8 4.4 | 253 42 39.7 12.3 27 167 13465 250 65 61.1 22.2 | 239 58 50.0 30.1 28 160 13716 250 65 61.1 22.2 | 239 58 50.0 30.1 29 150 14130 260 52 51.2 9.0 | 247 44 40.1 16.9 30 125 15240 275 41 40.8 -3.6 | 262 30 29.8 4.3 31 119 15545 260 39 38.4 6.8 | 242 31 27.3 14.6 32 113 15850 285 33 31.9 -8.5 | 272 21 20.8 -0.7 33 107 16154 275 33 32.9 -2.9 | 257 22 21.8 5.0 34 102 16459 255 21 20.3 5.4 | 215 16 9.2 13.3 35 100 16570 285 12 11.6 -3.1 | 186 5 0.5 4.8 36 97 16764 285 12 11.6 -3.1 | 186 5 0.5 4.8 37 92 17058 260 26 25.6 4.5 | 230 19 14.5 12.4 38 70 18660 40 10 -6.4 -7.7 | 91 18 -17.5 0.2 39 50 20680 75 19 -18.4 -4.9 | 96 30 -29.4 2.9 40 30 23860 95 36 -35.9 3.1 | 103 48 -46.9 11.0 41 20 26420 85 40 -39.8 -3.5 | 95 51 -50.9 4.4 Wind Parameters Mean winds (0-6000m): 275.3 at 18.1 knts Storm direction: 305.3 at 13.6 knts Shear (0-3000m) pos: 2.4 neg: 1.7 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 156.5 deg Storm rel helicity (0-3000m) pos: 51.9 neg: -4.0 tot: 47.9 m^2/s^2 ave: 16.0 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 3.6 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 8.96 Bulk Shear: 19.51 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 ------------------------------------------------------------------------------- 500 275 6 145 9| 0.0 6.2 6.2| 12.0 0.0 12.0 23.9 0.80| 6.6 5.3 1000 257 8 163 10| 2.9 3.1 6.0| 31.1 0.0 31.1 31.1 0.74| 7.9 5.8 1500 267 10 169 8| 2.3 2.1 4.3| 33.1 -4.0 29.1 19.4 0.39| 8.8 3.5 2000 275 10 173 7| 2.3 1.6 3.9| 34.7 -4.0 30.7 15.3 0.40| 7.6 3.0 2500 277 11 181 6| 1.9 2.0 3.9| 39.3 -4.0 35.3 14.1 0.43| 7.1 3.0 3000 280 13 194 6| 2.4 1.7 4.0| 51.9 -4.0 47.9 16.0 0.50| 7.1 3.6 4000 280 14 208 6| 1.9 2.1 3.9| 59.7 -21.4 38.3 9.6 0.28| 7.1 2.0 5000 280 16 220 7| 2.0 1.7 3.6| 71.5 -21.4 50.0 10.0 0.32| 6.3 2.0 6000 275 18 228 9| 2.1 2.4 4.4|117.9 -66.2 51.8 8.6 0.22| 7.2 1.6 Wrote GIF file: /home/apache/climate/data/raob//YBCV/skewt/YBCV.skewt.20251010.23.gif