UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120623.upa.cvt Date: 2300Z 6 DEC 25 Searching for Y4461... Searching the city database file for: Y4461 ... Date:2300Z 6 DEC 25 Station: Y4461 WMO ident: 94461 Latitude: -25.03 Longitude: 128.28 ------------------------------------------------------------------------------- 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 91 SFC 945 588 25.2 13.2 47 12.0 17.4 160 9 303.2 305.1 292.6 333.4 10.14 2 944 598 23.6 12.6 50 11.0 16.5 160 9 301.7 303.5 291.9 330.5 9.75 3 925 775 22.4 12.4 53 10.0 16.0 155 6 302.2 304.0 292.1 331.3 9.82 4 900 1013 21.2 11.2 53 10.0 14.8 259 5 303.4 305.1 292.0 331.1 9.32 5 879 1218 22.4 7.4 38 15.0 13.3 330 10 306.7 308.0 291.5 329.0 7.36 6 850 1509 21.6 5.6 35 16.0 12.1 310 18 308.8 310.0 291.5 329.4 6.72 7 839 1622 21.2 5.2 35 16.0 11.7 299 18 309.5 310.8 291.7 329.9 6.62 8 700 3156 9.4 -4.6 37 14.0 2.5 270 22 312.9 313.6 290.3 325.2 3.88 9 696 3204 9.0 -4.0 40 13.0 2.5 270 22 313.0 313.7 290.5 325.9 4.09 10 652 3741 4.8 -25.2 9 30.0 -4.4 255 24 314.1 314.3 287.6 316.7 0.76 11 607 4320 0.4 -15.6 29 16.0 -5.5 245 32 315.5 315.9 289.3 321.7 1.87 12 566 4876 -5.1 -5.1 100 0.0 -5.1 252 38 315.4 316.3 291.7 330.2 4.63 13 511 5672 -10.3 -13.1 80 2.8 -11.3 259 40 318.5 319.0 291.0 327.5 2.73 14 500 5840 -11.3 -12.5 91 1.2 -11.8 260 40 319.3 319.8 291.4 328.9 2.93 15 490 5994 -12.7 -13.3 95 0.6 -12.9 261 40 319.4 319.9 291.3 328.6 2.80 16 484 6087 -12.7 -15.6 79 2.9 -13.7 261 40 320.5 321.0 291.3 328.4 2.34 17 482 6119 -11.9 -26.9 28 15.0 -15.7 262 40 321.9 322.1 290.3 325.0 0.88 18 477 6198 -12.3 -25.3 33 13.0 -15.7 262 40 322.4 322.6 290.6 325.9 1.02 19 475 6230 -12.5 -16.1 74 3.6 -13.7 262 40 322.5 322.9 291.7 330.2 2.29 20 471 6295 -12.1 -23.1 39 11.0 -15.2 263 41 323.8 324.0 291.2 328.2 1.26 21 465 6392 -12.7 -25.7 33 13.0 -16.1 263 41 324.2 324.4 291.1 327.8 1.01 22 448 6674 -14.5 -40.5 9 26.0 -18.9 265 41 325.4 325.5 290.7 326.4 0.25 23 437 6862 -15.5 -21.5 60 6.0 -17.3 270 41 326.5 326.8 292.2 331.9 1.57 24 428 7018 -16.9 -21.9 65 5.0 -18.3 275 41 326.6 326.9 292.3 332.0 1.55 25 400 7520 -20.5 -27.5 53 7.0 -22.1 285 36 328.3 328.5 292.2 331.9 1.00 26 394 7632 -21.1 -32.1 37 11.0 -23.2 283 36 329.0 329.1 292.1 331.4 0.66 27 350 8495 -29.5 -41.5 30 12.0 -30.9 270 33 329.0 329.0 291.7 330.1 0.29 28 327 8979 -31.5 -62.5 3 31.0 -33.3 263 32 332.7 332.7 292.4 332.8 0.03 29 325 9023 -30.5 -61.5 3 31.0 -32.4 262 31 334.6 334.6 293.0 334.8 0.03 30 300 9590 -33.7 -61.7 4 28.0 -35.3 270 59 337.9 337.9 293.8 338.0 0.03 31 250 10850 -40.7 -68.7 3 28.0 -41.7 265 77 345.6 345.6 295.7 345.6 0.01 32 226 11532 -43.5 -72.5 3 29.0 -44.3 268 92 351.4 351.4 297.0 351.4 0.01 33 206 12147 -48.7 -73.9 4 25.2 -49.2 270 106 352.7 352.7 297.3 352.8 0.01 34 200 12340 -50.3 -74.3 4 24.0 -50.8 270 104 353.1 353.1 297.3 353.2 0.01 35 168 13452 -59.9 -76.9 9 17.0 -60.1 273 97 355.2 355.2 297.7 355.2 0.01 36 150 14150 -64.9 -79.9 11 15.0 -65.0 275 92 358.3 358.3 298.4 358.3 0.00 37 130 15016 -68.9 -86.9 6 18.0 -68.9 273 86 366.1 366.1 299.8 366.1 0.00 38 106 16215 -76.9 -84.9 27 8.0 -76.9 265 61 372.9 372.9 301.1 372.9 0.00 39 100 16550 -77.3 -86.3 22 9.0 -77.3 250 55 378.4 378.4 302.0 378.4 0.00 40 89 17224 -73.9 -86.9 12 13.0 -73.9 236 45 398.0 398.0 304.9 398.0 0.00 41 82 17696 -78.1 -88.1 18 10.0 -78.1 222 34 398.8 398.8 305.0 398.8 0.00 42 74 18281 -79.1 -89.1 18 10.0 -79.1 205 21 408.6 408.6 306.3 408.6 0.00 43 70 18600 -74.7 -88.7 10 14.0 -74.7 195 14 424.6 424.6 308.2 424.6 0.00 44 67 18856 -72.1 -89.1 6 17.0 -72.2 187 15 435.6 435.6 309.4 435.6 0.00 45 63 19216 -74.1 -90.1 7 16.0 -74.2 176 16 438.9 438.9 309.8 438.9 0.00 46 56 19911 -68.5 -90.5 3 22.0 -68.7 155 18 466.7 466.7 312.4 466.7 0.00 47 54 20128 -70.1 -90.1 4 20.0 -70.2 149 19 467.9 467.9 312.5 467.9 0.00 48 50 20590 -65.5 -90.5 2 25.0 -65.8 135 20 489.1 489.1 314.1 489.1 0.00 49 46 21099 -64.3 -90.3 2 26.0 -64.7 127 20 503.8 503.8 315.2 503.8 0.00 50 44 21371 -65.1 -90.1 2 25.0 -65.4 122 20 508.3 508.3 315.5 508.3 0.00 51 42 21658 -59.9 -88.9 1 29.0 -60.6 118 20 528.0 528.0 316.8 528.0 0.00 52 39 22120 -61.1 -88.1 2 27.0 -61.7 111 20 536.3 536.3 317.3 536.3 0.00 53 30 23770 -56.1 -87.1 1 31.0 -57.5 85 21 591.7 591.7 320.2 591.7 0.01 54 28 24206 -55.1 -86.1 1 31.0 -56.8 85 20 606.3 606.3 320.9 606.3 0.01 55 20 26340 -55.7 -86.7 1 31.0 -57.8 85 13 665.7 665.7 323.3 665.8 0.01 56 19 26668 -55.9 -86.9 1 31.0 -58.0 87 14 674.9 674.9 323.6 675.0 0.01 57 16 27779 -50.1 -84.1 1 34.0 -54.1 95 16 727.8 727.8 325.3 728.0 0.02 58 14 28654 -49.5 -84.5 1 35.0 -54.1 100 18 758.2 758.2 326.1 758.4 0.02 59 10 30900 -41.9 -80.9 1 39.0 -51.1 115 22 863.1 863.2 328.7 863.7 0.06 60 9.1 31536 -43.7 -81.7 1 38.0 -52.4 879.8 879.9 329.0 880.4 0.06 61 8.7 31840 -41.1 -81.1 1 40.0 -51.4 901.3 901.4 329.5 902.0 0.06 TRP 106 16215 -76.9 -84.9 27 8.0 -76.9 265 61 372.9 372.9 301.1 372.9 0.00 WND 206 12147 -48.7 -73.9 4 25.2 -49.2 270 106 352.7 352.7 297.3 352.8 0.01 Sounding variables and indices 1000-500 mb thick: 5749.00 m Freezing level: 604.02 mb = 4360.19 m = 14304.90 ft Wetbulb zero: 679.84 mb = 3396.74 m = 11144.03 ft Precipitable water: 0.93 inches Sfc-500 mean rel hum: 48.02 % Est. max temperature: 32.43 C = 90.37 F Sfc-Lift cond lev (LCL): 792.34 mb = 2106.37 m = 6910.57 ft T: 17.47 C 700-500 lapse rate: 7.71 C/km ThetaE index: 4.66 C Layer 700.0- 696.0 mb Conv cond level (CCL): 654.92 mb = 3703.87 m = 12151.66 ft Mean mixing ratio: 8.44 g/kg Conv temperature: 35.85 C = 96.54 F Cap Strength: 6.36 C Lifted Index: -0.19 C Risk: Thunderstorms probable Lifted Index @300 mb: 6.42 C Lifted Index @700 mb: 4.99 C Showalter Index: 0.22 C Risk: Thunderstorms probable Total Totals Index: 49.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 32.90 C Cross Totals Index: 16.90 C K Index: 24.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 159.20 Risk: None Energy Index: -0.07 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 42.77 J/kg Max Up Vert Vel: 9.25 m/s Conv Inhibition (B-): 493.48 J/kg Cap Strength: 6.36 C Lift Cond Lev (LCL): 743.10 mb = 2649.85 m = 8693.62 ft Lev Free Conv (LFC): 558.10 mb = 4985.31 m = 16355.80 ft Equ Level (EL): 488.10 mb = 6023.37 m = 19761.46 ft B at Equ Level: 42.61 J/kg Max Parcel Lev (MPL): 448.10 mb = 6672.55 m = 21891.29 ft Wind level data Storm motion: 292 at 19 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 ---------------------------------------------------------- 0 945 588 160 9 -3.1 8.5 | 127 26 -20.8 15.7 1 925 775 155 6 -2.5 5.4 | 122 24 -20.3 12.7 2 910 914 225 3 2.1 2.1 | 121 18 -15.6 9.4 3 879 1219 330 10 5.0 -8.7 | 84 13 -12.7 -1.4 4 850 1509 310 18 13.8 -11.6 | 43 6 -4.0 -4.3 5 848 1524 300 20 17.3 -10.0 | 9 3 -0.4 -2.7 6 790 2134 295 10 9.1 -4.2 | 109 9 -8.7 3.0 7 762 2438 300 12 10.4 -6.0 | 100 7 -7.4 1.3 8 735 2743 270 18 18.0 -0.0 | 182 7 0.3 7.3 9 700 3156 270 22 22.0 -0.0 | 210 8 4.3 7.3 10 683 3353 270 23 23.0 -0.0 | 216 9 5.3 7.3 11 633 3962 245 24 21.8 10.1 | 193 18 4.0 17.4 12 609 4267 245 32 29.0 13.5 | 208 24 11.3 20.8 13 586 4572 250 37 34.8 12.7 | 221 26 17.0 19.9 14 500 5840 260 40 39.4 6.9 | 237 26 21.6 14.2 15 446 6706 265 41 40.8 3.6 | 245 26 23.1 10.8 16 411 7315 285 41 39.6 -10.6 | 279 22 21.9 -3.3 17 400 7520 285 36 34.8 -9.3 | 277 17 17.0 -2.1 18 319 9144 260 31 30.5 5.4 | 225 18 12.8 12.6 19 300 9590 270 59 59.0 -0.0 | 260 42 41.3 7.3 20 293 9754 270 61 61.0 -0.0 | 260 44 43.3 7.3 21 250 10850 265 77 76.7 6.7 | 257 61 59.0 14.0 22 206 12147 270 106 106.0 -0.0 | 265 89 88.3 7.3 23 205 12192 270 106 106.0 -0.0 | 265 89 88.3 7.3 24 200 12340 270 104 104.0 -0.0 | 265 87 86.3 7.3 25 150 14150 275 92 91.6 -8.0 | 271 74 73.9 -0.8 26 138 14630 275 93 92.6 -8.1 | 271 75 74.9 -0.8 27 106 16215 265 61 60.8 5.3 | 254 45 43.0 12.6 28 102 16459 265 61 60.8 5.3 | 254 45 43.0 12.6 29 100 16550 250 55 51.7 18.8 | 232 43 33.9 26.1 30 96 16764 250 55 51.7 18.8 | 232 43 33.9 26.1 31 70 18600 195 14 3.6 13.5 | 146 25 -14.1 20.8 32 50 20590 135 20 -14.1 14.1 | 124 38 -31.9 21.4 33 30 23770 85 21 -20.9 -1.8 | 98 39 -38.7 5.4 34 20 26340 85 13 -13.0 -1.1 | 101 31 -30.7 6.1 35 10 30900 115 22 -19.9 9.3 | 114 41 -37.7 16.6 Wind Parameters Mean winds (0-6000m): 262.3 at 25.6 knts Storm direction: 292.3 at 19.2 knts Shear (0-3000m) pos: 4.5 neg: 2.5 tot: 7.1 10-3/s Storm rel Dir Shear (0-3000m): 78.3 deg Storm rel helicity (0-3000m) pos: 25.5 neg: -60.7 tot: -35.2 m^2/s^2 ave: -11.7 10^-3 m/s^2 rel: -0.05 Storm rel vorticity (0-3000m) horiz: 10.7 stream: -0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.53 Bulk Shear: 81.13 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 ------------------------------------------------------------------------------- 500 187 6 127 21| 14.6 0.0 14.6| 0.8 -18.2 -17.4 -34.8 -0.23| 15.3 -3.5 1000 302 10 102 10| 13.6 0.0 13.6| 0.8 -53.9 -53.1 -53.1 -0.51| 17.3 -8.8 1500 300 11 101 8| 9.1 2.8 11.9| 5.7 -53.9 -48.2 -32.1 -0.29| 14.4 -4.2 2000 299 11 103 8| 6.8 1.5 8.3| 10.4 -56.0 -45.5 -22.8 -0.21| 12.5 -2.6 2500 289 13 118 6| 5.4 2.2 7.6| 23.0 -56.0 -33.0 -13.2 -0.04| 11.8 -0.5 3000 283 15 139 5| 4.5 2.5 7.1| 25.5 -60.7 -35.2 -11.7 -0.05| 10.7 -0.5 4000 268 18 184 8| 4.4 2.9 7.3| 87.8 -71.5 16.3 4.1 0.06| 10.6 0.6 5000 263 22 204 11| 4.1 2.3 6.4|127.5 -71.5 56.0 11.2 0.12| 9.1 1.1 6000 262 26 215 13| 3.7 1.9 5.7|159.2 -71.5 87.7 14.6 0.16| 8.0 1.3 Wrote GIF file: /home/apache/climate/data/raob//Y4461/skewt/Y4461.skewt.20251206.23.gif