UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042623.upa.cvt Date: 2300Z 26 APR 25 Searching for YBCV... Searching the city database file for: YBCV ... Date:2300Z 26 APR 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 127 SFC 980 304 19.4 15.1 76 4.3 16.6 235 5 294.2 296.2 290.6 325.9 11.07 2 976 339 17.8 13.9 78 3.9 15.3 231 5 293.0 294.8 289.5 322.3 10.28 3 942 639 15.0 12.7 86 2.3 13.6 197 8 293.1 294.9 289.1 321.2 9.84 4 940 657 15.6 10.8 73 4.8 12.7 195 8 293.9 295.5 288.3 318.8 8.68 5 925 792 15.0 10.0 72 5.0 12.0 180 9 294.6 296.1 288.3 318.7 8.36 6 905 977 15.4 7.4 59 8.0 10.8 213 9 296.9 298.2 288.0 317.8 7.15 7 850 1506 11.4 8.0 80 3.4 9.4 235 13 298.1 299.5 289.2 321.3 7.94 8 849 1516 11.2 7.8 80 3.4 9.2 235 12 298.0 299.4 289.0 320.9 7.84 9 815 1856 9.2 1.2 57 8.0 5.1 236 16 299.4 300.3 286.9 314.6 5.12 10 716 2916 1.0 -2.1 80 3.1 -0.4 264 22 301.6 302.5 287.2 315.5 4.58 11 700 3098 0.0 -6.0 64 6.0 -2.6 270 21 302.5 303.1 286.5 313.2 3.49 12 682 3306 -1.1 -9.1 55 8.0 -4.3 270 19 303.5 304.0 286.1 312.3 2.81 13 670 3447 -0.3 -10.3 47 10.0 -4.3 263 19 306.0 306.4 286.8 314.2 2.60 14 622 4038 -2.3 -25.3 15 23.0 -8.6 248 24 310.2 310.4 286.4 312.9 0.79 15 566 4778 -7.1 -37.1 7 30.0 -12.9 252 32 313.1 313.1 286.8 314.1 0.28 16 500 5730 -14.1 -43.1 7 29.0 -18.4 255 45 315.8 315.9 287.6 316.5 0.17 17 442 6657 -20.3 -49.3 6 29.0 -23.5 261 62 319.4 319.4 288.6 319.7 0.10 18 400 7400 -18.9 -63.9 1 45.0 -22.9 265 75 330.4 330.4 291.9 330.5 0.02 19 390 7588 -19.1 -64.1 1 45.0 -23.1 265 75 332.6 332.6 292.4 332.6 0.02 20 367 8043 -15.5 -63.5 1 48.0 -20.8 262 99 343.2 343.2 295.1 343.3 0.02 21 354 8314 -17.3 -62.4 1 45.1 -22.1 260 115 344.3 344.3 295.4 344.4 0.02 22 336 8702 -19.9 -60.9 1 41.0 -24.1 262 115 346.0 346.0 295.7 346.1 0.03 23 300 9530 -27.1 -63.1 2 36.0 -29.9 275 113 347.2 347.2 296.0 347.3 0.03 24 274 10178 -32.7 -63.7 3 31.0 -34.6 275 114 348.2 348.2 296.3 348.3 0.03 25 250 10820 -37.5 -68.5 2 31.0 -38.9 275 110 350.3 350.3 296.7 350.4 0.02 26 200 12320 -49.7 -75.7 3 26.0 -50.2 275 108 354.1 354.1 297.5 354.1 0.01 27 190 12652 -53.1 -76.1 4 23.0 -53.5 274 106 353.8 353.8 297.4 353.9 0.01 28 150 14130 -65.1 -80.1 11 15.0 -65.2 270 94 357.9 357.9 298.3 358.0 0.00 29 134 14810 -69.7 -82.7 13 13.0 -69.8 276 93 361.5 361.5 299.0 361.5 0.00 30 117 15620 -69.1 -87.1 6 18.0 -69.2 265 73 376.9 376.9 301.8 376.9 0.00 31 100 16550 -72.9 -88.9 7 16.0 -72.9 280 42 386.9 386.9 303.3 386.9 0.00 32 91 17099 -76.1 -89.1 11 13.0 -76.2 260 37 391.1 391.1 303.9 391.1 0.00 33 85 17493 -75.3 -90.3 8 15.0 -75.3 243 28 400.4 400.4 305.3 400.4 0.00 34 80 17851 -67.9 -89.9 3 22.0 -68.0 228 21 422.7 422.7 308.0 422.7 0.00 35 70 18650 -69.7 -90.7 3 21.0 -69.8 195 4 435.3 435.3 309.4 435.3 0.00 36 65 19091 -70.5 -91.5 3 21.0 -70.6 162 6 442.8 442.8 310.1 442.9 0.00 37 63 19278 -67.5 -91.5 2 24.0 -67.7 148 7 453.4 453.4 311.2 453.4 0.00 38 50 20690 -62.1 -92.1 1 30.0 -62.6 45 12 497.1 497.1 314.7 497.1 0.00 39 47 21072 -61.1 -92.1 1 31.0 -61.6 49 13 508.4 508.4 315.5 508.4 0.00 40 44 21478 -63.5 -92.5 1 29.0 -63.9 54 14 512.2 512.2 315.8 512.2 0.00 41 38 22386 -58.5 -92.5 1 34.0 -59.4 64 15 546.9 546.9 317.9 546.9 0.00 42 30 23880 -55.1 -90.1 1 35.0 -56.7 80 18 594.4 594.4 320.3 594.5 0.00 43 21 26181 -51.3 -89.3 0 38.0 -54.3 62 11 669.7 669.7 323.4 669.8 0.01 44 20 26500 -48.7 -86.7 0 38.0 -52.6 60 10 687.1 687.1 324.0 687.2 0.01 45 18 27196 -46.7 -85.7 0 39.0 -51.6 714.4 714.4 324.9 714.5 0.01 46 14 28874 -43.7 -83.7 0 40.0 -50.7 777.8 777.9 326.7 778.1 0.03 TRP 91 17099 -76.1 -89.1 11 13.0 -76.2 260 37 391.1 391.1 303.9 391.1 0.00 WND 354 8314 -17.3 -62.4 1 45.1 -22.1 260 115 344.3 344.3 295.4 344.4 0.02 Sounding variables and indices 1000-500 mb thick: 5603.00 m Freezing level: 700.00 mb = 3098.00 m = 10163.92 ft Wetbulb zero: 724.03 mb = 2824.95 m = 9268.11 ft Precipitable water: 0.84 inches Sfc-500 mean rel hum: 45.12 % Est. max temperature: 23.87 C = 74.97 F Sfc-Lift cond lev (LCL): 919.62 mb = 841.50 m = 2760.80 ft T: 15.11 C 700-500 lapse rate: 5.36 C/km ThetaE index: 8.14 C Layer 976.0- 850.0 mb Conv cond level (CCL): 805.53 mb = 1952.17 m = 6404.68 ft Mean mixing ratio: 8.65 g/kg Conv temperature: 24.70 C = 76.46 F Cap Strength: 2.90 C Lifted Index: 2.35 C Risk: None Lifted Index @300 mb: 19.87 C Lifted Index @700 mb: -0.37 C Showalter Index: 1.58 C Risk: Showers probable Total Totals Index: 47.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 22.10 C K Index: 27.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 167.00 Risk: None Energy Index: -0.93 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.48 J/kg Max Up Vert Vel: 7.68 m/s Conv Inhibition (B-): 108.71 J/kg Cap Strength: 2.89 C Lift Cond Lev (LCL): 861.93 mb = 1388.55 m = 4555.55 ft Lev Free Conv (LFC): 726.93 mb = 2792.26 m = 9160.85 ft Equ Level (EL): 676.93 mb = 3365.03 m = 11039.99 ft B at Equ Level: 27.70 J/kg Max Parcel Lev (MPL): 636.93 mb = 3849.23 m = 12628.55 ft Wind level data Storm motion: 281 at 18 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 ---------------------------------------------------------- 0 980 304 235 5 4.1 2.9 | 115 15 -13.7 6.5 1 925 792 180 9 0.0 9.0 | 125 22 -17.8 12.6 2 912 914 210 8 4.0 6.9 | 127 17 -13.8 10.5 3 850 1506 235 13 10.6 7.5 | 147 13 -7.2 11.1 4 848 1524 235 11 9.0 6.3 | 138 13 -8.8 9.9 5 817 1829 235 16 13.1 9.2 | 160 14 -4.7 12.8 6 787 2134 255 16 15.5 4.1 | 163 8 -2.4 7.7 7 759 2438 245 18 16.3 7.6 | 172 11 -1.5 11.2 8 704 3048 270 23 23.0 -0.0 | 235 6 5.2 3.6 9 700 3098 270 21 21.0 -0.0 | 221 5 3.2 3.6 10 678 3353 270 18 18.0 -0.0 | 183 4 0.2 3.6 11 652 3658 245 22 19.9 9.3 | 189 13 2.1 12.9 12 603 4267 250 25 23.5 8.6 | 205 13 5.7 12.1 13 500 5730 255 45 43.5 11.6 | 239 30 25.6 15.2 14 400 7400 265 75 74.7 6.5 | 260 58 56.9 10.1 15 388 7620 265 75 74.7 6.5 | 260 58 56.9 10.1 16 354 8314 260 115 113.3 20.0 | 256 98 95.4 23.6 17 344 8534 260 115 113.3 20.0 | 256 98 95.4 23.6 18 300 9530 275 113 112.6 -9.8 | 274 95 94.7 -6.3 19 267 10363 275 114 113.6 -9.9 | 274 96 95.7 -6.3 20 250 10820 275 110 109.6 -9.6 | 274 92 91.8 -6.0 21 200 12320 275 108 107.6 -9.4 | 274 90 89.8 -5.8 22 150 14130 270 94 94.0 -0.0 | 267 76 76.2 3.6 23 125 15240 280 92 90.6 -16.0 | 280 74 72.8 -12.4 24 112 15850 255 61 58.9 15.8 | 245 45 41.1 19.4 25 102 16459 275 39 38.9 -3.4 | 269 21 21.0 0.2 26 100 16550 280 42 41.4 -7.3 | 279 24 23.5 -3.7 27 96 16764 280 42 41.4 -7.3 | 279 24 23.5 -3.7 28 91 17099 260 37 36.4 6.4 | 242 21 18.6 10.0 29 70 18650 195 4 1.0 3.9 | 114 18 -16.8 7.5 30 50 20690 45 12 -8.5 -8.5 | 79 27 -26.3 -4.9 31 30 23880 80 18 -17.7 -3.1 | 91 36 -35.5 0.5 32 20 26500 60 10 -8.7 -5.0 | 87 27 -26.5 -1.4 Wind Parameters Mean winds (0-6000m): 251.4 at 24.2 knts Storm direction: 281.4 at 18.2 knts Shear (0-3000m) pos: 3.5 neg: 1.2 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 76.6 deg Storm rel helicity (0-3000m) pos: 74.3 neg: -5.6 tot: 68.7 m^2/s^2 ave: 22.9 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 3.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.52 Bulk Shear: 57.08 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 ------------------------------------------------------------------------------- 500 198 7 123 19| 0.0 7.2 7.2| 13.3 0.0 13.3 26.6 0.41| 7.6 3.1 1000 208 8 128 18| 4.0 3.6 7.6| 31.3 0.0 31.3 31.3 0.46| 8.0 3.7 1500 220 10 134 16| 4.2 2.4 6.6| 49.3 -2.3 47.0 31.3 0.52| 7.5 3.9 2000 230 11 140 14| 4.1 1.8 5.9| 55.0 -2.3 52.7 26.4 0.47| 7.4 3.5 2500 237 13 147 13| 4.3 1.4 5.7| 68.3 -2.3 65.9 26.4 0.53| 7.4 3.9 3000 245 14 153 11| 3.5 1.2 4.7| 74.3 -5.6 68.7 22.9 0.44| 7.5 3.3 4000 247 16 165 10| 3.0 2.0 5.0| 88.0 -6.6 81.4 20.3 0.40| 7.3 2.9 5000 249 20 183 11| 3.7 1.6 5.2|129.1 -6.6 122.5 24.5 0.44| 7.3 3.2 6000 251 24 204 12| 4.5 1.3 5.8|196.8 -6.6 190.2 31.7 0.45| 7.5 3.4 Wrote GIF file: /home/apache/climate/data/raob//YBCV/skewt/YBCV.skewt.20250426.23.gif