UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120823.upa.cvt Date: 2300Z 8 DEC 25 Searching for Y4461... Searching the city database file for: Y4461 ... Date:2300Z 8 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 53 SFC 942 591 32.2 3.2 16 29.0 15.3 35 17 310.6 311.6 290.7 326.6 5.11 2 925 754 30.0 3.0 18 27.0 14.4 30 24 310.0 311.0 290.6 326.0 5.13 3 905 948 28.2 2.2 19 26.0 13.4 27 26 310.1 311.0 290.4 325.5 4.95 4 874 1257 27.4 3.4 21 24.0 13.3 4 35 312.4 313.4 291.7 329.9 5.59 5 850 1502 25.2 5.2 28 20.0 13.1 360 31 312.5 313.8 292.5 332.9 6.53 6 700 3164 10.8 3.8 62 7.0 6.7 335 16 314.4 315.8 293.6 337.0 7.20 7 646 3827 4.6 2.8 88 1.8 3.6 316 15 314.7 316.1 293.7 337.5 7.27 8 619 4175 1.8 1.1 95 0.7 1.4 313 14 315.4 316.7 293.4 336.5 6.71 9 548 5149 -4.1 -10.1 63 6.0 -6.7 307 11 319.6 320.2 291.7 330.2 3.24 10 535 5339 -5.3 -6.4 92 1.1 -5.8 288 11 320.3 321.2 293.0 334.7 4.43 11 523 5517 -5.7 -9.1 77 3.4 -7.2 272 12 321.9 322.6 292.8 334.0 3.67 12 519 5578 -5.3 -32.3 10 27.0 -11.8 277 11 323.1 323.2 290.2 324.9 0.49 13 515 5639 -5.9 -12.9 58 7.0 -8.7 282 11 323.1 323.6 292.3 332.3 2.75 14 510 5715 -6.7 -11.7 68 5.0 -8.8 288 11 323.0 323.6 292.6 333.3 3.06 15 500 5870 -7.5 -18.5 41 11.0 -11.2 325 7 323.9 324.2 291.7 330.0 1.78 16 495 5948 -8.1 -20.1 37 12.0 -12.0 323 7 324.1 324.4 291.6 329.5 1.56 17 489 6042 -8.1 -33.1 11 25.0 -13.9 321 6 325.2 325.3 290.9 327.0 0.48 18 457 6561 -12.7 -27.7 27 15.0 -16.4 307 4 325.8 326.0 291.4 328.9 0.86 19 446 6745 -14.3 -21.3 55 7.0 -16.4 302 3 326.1 326.4 292.2 331.5 1.56 20 436 6916 -15.3 -32.3 22 17.0 -18.9 298 2 326.9 327.1 291.5 329.1 0.58 21 417 7250 -17.5 -45.5 7 28.0 -21.4 293 7 328.3 328.3 291.4 328.9 0.16 22 414 7304 -18.1 -44.1 8 26.0 -21.8 292 8 328.2 328.3 291.4 328.9 0.18 23 406 7449 -17.7 -47.7 5 30.0 -21.7 291 12 330.6 330.6 292.0 331.1 0.13 24 400 7560 -18.5 -46.5 7 28.0 -22.3 290 14 330.9 331.0 292.1 331.5 0.15 25 357 8401 -22.7 -56.7 3 34.0 -26.0 298 25 336.2 336.3 293.4 336.5 0.05 26 354 8463 -22.9 -45.9 10 23.0 -25.9 299 24 336.8 336.8 293.7 337.5 0.18 27 300 9650 -33.3 -49.3 19 16.0 -34.7 280 28 338.4 338.5 294.1 339.0 0.14 28 275 10259 -37.9 -54.9 15 17.0 -38.9 272 37 340.3 340.3 294.5 340.6 0.08 29 250 10910 -44.1 -50.1 51 6.0 -44.5 265 50 340.5 340.5 294.6 341.1 0.16 30 243 11099 -45.7 -50.7 57 5.0 -46.0 266 53 340.9 340.9 294.7 341.5 0.15 31 237 11264 -46.5 -55.5 35 9.0 -46.9 266 56 342.1 342.1 294.9 342.5 0.09 32 229 11490 -48.5 -55.5 44 7.0 -48.8 267 60 342.4 342.5 295.0 342.8 0.09 33 226 11576 -48.5 -64.5 14 16.0 -49.0 268 62 343.7 343.7 295.3 343.9 0.03 34 220 11752 -49.3 -66.3 12 17.0 -49.7 268 65 345.2 345.2 295.6 345.3 0.02 35 200 12370 -52.5 -68.5 13 16.0 -52.8 265 73 349.6 349.6 296.5 349.7 0.02 36 190 12699 -55.5 -68.5 18 13.0 -55.7 265 73 350.0 350.0 296.7 350.1 0.02 37 160 13775 -62.9 -76.6 14 13.7 -63.0 265 74 355.1 355.1 297.7 355.1 0.01 38 150 14170 -65.7 -79.7 13 14.0 -65.8 260 68 356.9 356.9 298.1 356.9 0.00 39 149 14211 -65.9 -79.9 12 14.0 -66.0 260 68 357.2 357.2 298.1 357.3 0.00 40 137 14718 -68.1 -85.1 7 17.0 -68.2 266 65 362.0 362.0 299.1 362.0 0.00 41 100 16570 -76.9 -91.9 7 15.0 -76.9 235 41 379.1 379.1 302.1 379.2 0.00 42 87 17361 -80.5 -89.5 21 9.0 -80.5 275 26 387.3 387.3 303.4 387.3 0.00 43 70 18600 -75.7 -88.7 11 13.0 -75.7 20 14 422.4 422.4 308.0 422.4 0.00 44 66 18939 -76.1 -90.1 9 14.0 -76.2 29 15 428.7 428.7 308.7 428.7 0.00 45 61 19399 -70.7 -89.7 4 19.0 -70.8 40 16 450.5 450.5 310.9 450.5 0.00 46 59 19597 -70.9 -90.9 4 20.0 -71.0 45 17 454.4 454.4 311.3 454.4 0.00 47 56 19909 -65.9 -89.9 2 24.0 -66.1 53 17 472.6 472.6 312.8 472.6 0.00 48 50 20600 -63.5 -89.5 2 26.0 -63.8 70 19 493.8 493.8 314.5 493.9 0.00 49 47 20982 -61.9 -88.9 2 27.0 -62.4 72 19 506.5 506.5 315.4 506.5 0.00 50 40 21974 -64.5 -89.5 2 25.0 -64.9 77 17 523.9 523.9 316.5 523.9 0.00 51 30 23750 -60.3 -88.3 1 28.0 -61.2 85 15 580.3 580.3 319.7 580.3 0.01 52 23 25419 -57.5 -86.5 1 29.0 -59.0 78 14 634.3 634.3 322.1 634.4 0.01 53 21 26003 -51.5 -84.5 1 33.0 -54.5 76 13 669.1 669.1 323.4 669.2 0.01 54 20 26320 -51.1 -84.1 1 33.0 -54.2 75 13 679.8 679.8 323.7 679.9 0.02 55 18 27009 -48.9 -82.9 1 34.0 -53.0 707.5 707.5 324.7 707.7 0.02 56 17 27382 -50.9 -83.9 1 33.0 -54.5 712.7 712.8 324.8 712.9 0.02 57 12 29659 -49.1 -83.1 1 34.0 -54.4 793.8 793.8 327.1 794.1 0.03 TRP 87 17361 -80.5 -89.5 21 9.0 -80.5 275 26 387.3 387.3 303.4 387.3 0.00 WND 160 13775 -62.9 -76.6 14 13.7 -63.0 265 74 355.1 355.1 297.7 355.1 0.01 Sounding variables and indices 1000-500 mb thick: 5817.00 m Freezing level: 597.34 mb = 4471.95 m = 14671.57 ft Wetbulb zero: 606.48 mb = 4338.09 m = 14232.40 ft Precipitable water: 1.08 inches Sfc-500 mean rel hum: 57.45 % Est. max temperature: 34.86 C = 94.76 F Sfc-Lift cond lev (LCL): 616.57 mb = 4206.13 m = 13799.46 ft T: 1.61 C 700-500 lapse rate: 6.76 C/km ThetaE index: 1.04 C Layer 925.0- 874.0 mb Conv cond level (CCL): 561.45 mb = 4955.25 m = 16257.20 ft Mean mixing ratio: 5.51 g/kg Conv temperature: 40.18 C = 104.32 F Cap Strength: 4.82 C Lifted Index: 4.49 C Risk: None Lifted Index @300 mb: 7.99 C Lifted Index @700 mb: 2.88 C Showalter Index: 2.38 C Risk: Showers probable Total Totals Index: 45.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 32.70 C Cross Totals Index: 12.70 C K Index: 30.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 131.40 Risk: None Energy Index: -0.51 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.96 J/kg Max Up Vert Vel: 5.09 m/s Conv Inhibition (B-): 35143.99 J/kg Cap Strength: 4.49 C Lift Cond Lev (LCL): 620.72 mb = 4152.02 m = 13621.94 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 10 at 12 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 ---------------------------------------------------------- 0 942 591 35 17 -9.8 -13.9 | 72 8 -7.8 -2.6 1 940 610 25 15 -6.3 -13.6 | 63 5 -4.4 -2.2 2 925 754 30 24 -12.0 -20.8 | 47 14 -10.0 -9.4 3 908 914 30 25 -12.5 -21.7 | 46 15 -10.5 -10.3 4 878 1219 5 36 -3.1 -35.9 | 3 25 -1.2 -24.5 5 850 1502 360 31 -0.0 -31.0 | 354 20 2.0 -19.6 6 818 1829 350 19 3.3 -18.7 | 324 9 5.3 -7.3 7 790 2134 355 13 1.1 -13.0 | 297 3 3.1 -1.6 8 762 2438 355 14 1.2 -13.9 | 309 4 3.2 -2.6 9 735 2743 325 17 9.8 -13.9 | 282 12 11.7 -2.6 10 700 3164 335 16 6.8 -14.5 | 290 9 8.7 -3.1 11 684 3353 335 14 5.9 -12.7 | 280 8 7.9 -1.3 12 634 3962 310 15 11.5 -9.6 | 263 14 13.4 1.7 13 610 4267 315 13 9.2 -9.2 | 259 11 11.1 2.2 14 588 4572 330 14 7.0 -12.1 | 275 9 9.0 -0.8 15 545 5182 305 11 9.0 -6.3 | 245 12 11.0 5.1 16 524 5486 270 12 12.0 -0.0 | 231 18 14.0 11.4 17 505 5791 295 10 9.1 -4.2 | 237 13 11.0 7.1 18 500 5870 325 7 4.0 -5.7 | 227 8 6.0 5.6 19 430 7010 295 2 1.8 -0.8 | 200 11 3.8 10.5 20 400 7560 290 14 13.2 -4.8 | 246 16 15.1 6.6 21 397 7620 280 10 9.8 -1.7 | 231 15 11.8 9.6 22 365 8230 295 28 25.4 -11.8 | 271 27 27.3 -0.5 23 350 8534 300 23 19.9 -11.5 | 270 22 21.9 -0.1 24 300 9650 280 28 27.6 -4.9 | 258 30 29.5 6.5 25 296 9754 280 28 27.6 -4.9 | 258 30 29.5 6.5 26 259 10668 265 44 43.8 3.8 | 252 48 45.8 15.2 27 250 10910 265 50 49.8 4.4 | 253 54 51.8 15.7 28 206 12192 270 73 73.0 -0.0 | 261 76 75.0 11.4 29 200 12370 265 73 72.7 6.4 | 257 77 74.7 17.7 30 160 13775 265 74 73.7 6.4 | 257 78 75.7 17.8 31 154 14021 265 74 73.7 6.4 | 257 78 75.7 17.8 32 150 14170 260 68 67.0 11.8 | 251 73 68.9 23.2 33 119 15545 275 60 59.8 -5.2 | 264 62 61.7 6.1 34 100 16570 235 41 33.6 23.5 | 226 50 35.5 34.9 35 97 16764 235 41 33.6 23.5 | 226 50 35.5 34.9 36 87 17361 275 26 25.9 -2.3 | 252 29 27.9 9.1 37 70 18600 20 14 -4.8 -13.2 | 58 3 -2.8 -1.8 38 50 20600 70 19 -17.9 -6.5 | 107 17 -15.9 4.9 39 30 23750 85 15 -14.9 -1.3 | 128 16 -13.0 10.1 40 20 26320 75 13 -12.6 -3.4 | 127 13 -10.6 8.0 Wind Parameters Mean winds (0-6000m): 339.8 at 15.4 knts Storm direction: 9.8 at 11.5 knts Shear (0-3000m) pos: 0.0 neg: 3.1 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): -159.2 deg Storm rel helicity (0-3000m) pos: 3.3 neg: -142.6 tot: -139.2 m^2/s^2 ave: -46.4 10^-3 m/s^2 rel: -0.54 Storm rel vorticity (0-3000m) horiz: 11.2 stream: -6.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.32 Bulk Shear: 40.41 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 26 24 40 13| 0.0 16.8 16.8| 0.0 -46.7 -46.7 -93.3 -0.67| 18.9-12.7 1000 13 28 15 17| 0.0 9.1 9.1| 0.0-109.7-109.7 -109.7 -0.68| 17.7-12.1 1500 8 25 6 14| 0.0 3.8 3.8| 0.0-129.6-129.6 -86.4 -0.63| 16.8-10.5 2000 5 23 1 11| 0.0 3.9 3.9| 0.5-132.2-131.7 -65.9 -0.59| 14.0 -8.2 2500 360 21 349 10| 0.0 3.5 3.5| 3.3-136.9-133.6 -53.4 -0.54| 12.5 -6.7 3000 356 20 340 9| 0.0 3.1 3.1| 3.3-142.6-139.2 -46.4 -0.54| 11.2 -6.0 4000 349 19 320 9| 0.5 2.7 3.2| 9.8-150.9-141.1 -35.3 -0.48| 9.6 -4.6 5000 343 17 305 9| 0.4 2.9 3.4| 13.4-180.9-167.5 -33.5 -0.49| 9.2 -4.5 6000 340 15 293 8| 1.0 2.5 3.5| 16.9-193.4-176.5 -29.4 -0.47| 8.7 -4.1 Wrote GIF file: /home/apache/climate/data/raob//Y4461/skewt/Y4461.skewt.20251208.23.gif