UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102023.upa.cvt Date: 2300Z 20 OCT 25 Searching for Y4461... Searching the city database file for: Y4461 ... Date:2300Z 20 OCT 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 52 SFC 941 590 25.4 16.4 57 9.0 19.2 345 7 303.8 306.1 294.6 341.1 12.56 2 925 742 24.4 15.4 57 9.0 18.3 340 14 304.3 306.5 294.3 340.0 11.98 3 880 1180 24.4 11.4 44 13.0 16.0 300 20 308.6 310.4 293.9 338.0 9.66 4 850 1483 22.2 10.2 46 12.0 14.5 295 20 309.4 311.1 293.7 337.6 9.23 5 700 3137 10.2 3.2 62 7.0 6.2 295 28 313.8 315.1 293.2 335.4 6.90 6 676 3426 7.8 3.8 76 4.0 5.5 293 30 314.2 315.7 293.7 337.6 7.46 7 552 5065 -3.7 -5.2 89 1.5 -4.4 292 39 319.4 320.3 293.0 334.6 4.71 8 509 5701 -7.9 -13.9 62 6.0 -10.2 299 41 321.8 322.3 291.8 330.3 2.57 9 500 5840 -8.9 -10.6 87 1.7 -9.6 300 42 322.2 322.9 292.7 333.5 3.41 10 491 5980 -9.9 -11.0 92 1.1 -10.4 301 42 322.6 323.3 292.7 333.8 3.37 11 488 6027 -9.9 -13.8 73 3.9 -11.4 302 42 323.2 323.7 292.3 332.3 2.70 12 431 6970 -17.3 -17.9 95 0.6 -17.5 310 35 325.5 325.9 292.5 332.9 2.17 13 427 7040 -16.1 -26.1 42 10.0 -18.6 311 34 327.9 328.1 292.2 331.7 1.06 14 426 7058 -15.9 -23.9 50 8.0 -18.1 311 35 328.4 328.6 292.5 333.0 1.30 15 410 7345 -17.7 -34.7 21 17.0 -21.0 319 40 329.6 329.7 292.1 331.5 0.49 16 400 7530 -16.5 -51.5 3 35.0 -21.0 310 43 333.5 333.6 292.7 333.9 0.08 17 397 7587 -16.7 -50.7 4 34.0 -21.2 309 43 334.0 334.0 292.9 334.4 0.09 18 332 8901 -28.7 -51.7 9 23.0 -30.8 273 44 335.1 335.1 293.2 335.5 0.10 19 300 9620 -34.1 -52.1 15 18.0 -35.5 245 69 337.3 337.3 293.7 337.7 0.10 20 288 9903 -36.1 -54.1 14 18.0 -37.3 250 72 338.4 338.4 294.0 338.8 0.08 21 262 10552 -39.3 -61.0 8 21.7 -40.4 260 80 343.0 343.0 295.1 343.2 0.04 22 253 10789 -40.5 -63.5 7 23.0 -41.5 260 77 344.7 344.7 295.4 344.8 0.03 23 250 10870 -40.1 -66.1 5 26.0 -41.2 260 75 346.4 346.5 295.8 346.5 0.02 24 200 12360 -52.5 -71.5 8 19.0 -52.8 265 79 349.6 349.6 296.5 349.7 0.01 25 173 13281 -59.7 -76.7 9 17.0 -59.9 265 78 352.5 352.5 297.2 352.6 0.01 26 150 14160 -65.1 -85.1 5 20.0 -65.2 265 64 357.9 357.9 298.3 357.9 0.00 27 116 15692 -73.9 -83.9 20 10.0 -73.9 280 56 368.9 368.9 300.4 369.0 0.00 28 112 15897 -71.9 -84.9 13 13.0 -71.9 287 54 376.4 376.4 301.6 376.4 0.00 29 100 16560 -74.9 -86.9 14 12.0 -74.9 280 42 383.0 383.0 302.7 383.0 0.00 30 90 17177 -72.7 -86.7 10 14.0 -72.8 295 36 399.1 399.1 305.1 399.1 0.00 31 81 17792 -76.1 -87.1 16 11.0 -76.2 318 27 404.3 404.3 305.8 404.4 0.00 32 70 18640 -74.5 -89.5 8 15.0 -74.6 350 15 425.0 425.0 308.3 425.0 0.00 33 69 18724 -74.5 -89.5 8 15.0 -74.6 354 15 426.8 426.8 308.5 426.8 0.00 34 66 18985 -70.1 -90.1 4 20.0 -70.2 7 15 441.8 441.8 310.1 441.8 0.00 35 63 19261 -70.7 -89.7 4 19.0 -70.8 20 15 446.4 446.4 310.5 446.4 0.00 36 52 20420 -63.3 -89.3 2 26.0 -63.7 74 15 488.8 488.8 314.1 488.8 0.00 37 50 20660 -64.5 -89.5 2 25.0 -64.8 85 15 491.5 491.5 314.3 491.5 0.00 38 49 20784 -64.7 -89.7 2 25.0 -65.0 84 15 493.9 493.9 314.5 493.9 0.00 39 41 21892 -57.9 -87.9 1 30.0 -58.8 77 19 536.6 536.6 317.3 536.7 0.00 40 30 23870 -56.9 -86.9 1 30.0 -58.2 65 26 589.5 589.5 320.1 589.6 0.01 41 27 24537 -57.3 -87.3 1 30.0 -58.7 79 24 606.4 606.4 320.9 606.5 0.01 42 23 25555 -55.7 -86.7 1 31.0 -57.5 101 21 639.6 639.6 322.3 639.7 0.01 43 20 26460 -48.9 -83.9 1 35.0 -52.7 120 19 686.5 686.5 324.0 686.6 0.02 44 16 27932 -46.9 -82.9 1 36.0 -52.1 738.3 738.3 325.6 738.5 0.03 45 14 28828 -41.5 -80.5 1 39.0 -49.5 785.3 785.3 326.9 785.7 0.04 TRP 116 15692 -73.9 -83.9 20 10.0 -73.9 280 56 368.9 368.9 300.4 369.0 0.00 WND 262 10552 -39.3 -61.0 8 21.7 -40.4 260 80 343.0 343.0 295.1 343.2 0.04 Sounding variables and indices 1000-500 mb thick: 5788.00 m Freezing level: 591.90 mb = 4537.45 m = 14886.46 ft Wetbulb zero: 607.52 mb = 4289.81 m = 14074.00 ft Precipitable water: 1.39 inches Sfc-500 mean rel hum: 66.72 % Est. max temperature: 32.57 C = 90.62 F Sfc-Lift cond lev (LCL): 824.87 mb = 1738.70 m = 5704.34 ft T: 20.34 C 700-500 lapse rate: 7.07 C/km ThetaE index: 5.78 C Layer 925.0- 676.0 mb Conv cond level (CCL): 686.41 mb = 3299.59 m = 10825.30 ft Mean mixing ratio: 10.46 g/kg Conv temperature: 35.48 C = 95.86 F Cap Strength: 4.59 C Lifted Index: -1.60 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.74 C Lifted Index @700 mb: 2.91 C Showalter Index: -1.13 C Risk: Thunderstorms probable Total Totals Index: 50.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 31.10 C Cross Totals Index: 19.10 C K Index: 34.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 228.40 Risk: None Energy Index: -0.79 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 167.96 J/kg Max Up Vert Vel: 18.33 m/s Conv Inhibition (B-): 273.55 J/kg Cap Strength: 4.59 C Lift Cond Lev (LCL): 754.97 mb = 2493.01 m = 8179.05 ft Lev Free Conv (LFC): 589.97 mb = 4526.76 m = 14851.38 ft Equ Level (EL): 409.97 mb = 7345.60 m = 24099.45 ft B at Equ Level: 167.74 J/kg Max Parcel Lev (MPL): 259.97 mb = 10604.48 m = 34791.17 ft Wind level data Storm motion: 328 at 23 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 ---------------------------------------------------------- 0 941 590 345 7 1.8 -6.8 | 141 17 -10.6 13.2 1 925 742 340 14 4.8 -13.2 | 132 10 -7.6 6.8 2 907 914 335 22 9.3 -19.9 | 90 3 -3.1 -0.0 3 876 1219 295 20 18.1 -8.5 | 207 13 5.7 11.5 4 850 1483 295 20 18.1 -8.5 | 207 13 5.7 11.5 5 788 2134 305 23 18.8 -13.2 | 224 9 6.5 6.7 6 733 2743 310 28 21.4 -18.0 | 258 9 9.1 1.9 7 700 3137 295 28 25.4 -11.8 | 238 15 13.0 8.1 8 608 4267 285 36 34.8 -9.3 | 245 25 22.4 10.6 9 500 5840 300 42 36.4 -21.0 | 273 24 24.0 -1.1 10 464 6401 305 42 34.4 -24.1 | 281 22 22.0 -4.2 11 428 7010 310 34 26.0 -21.9 | 278 14 13.7 -1.9 12 412 7315 320 40 25.7 -30.6 | 309 17 13.3 -10.7 13 400 7530 310 43 32.9 -27.6 | 291 22 20.6 -7.7 14 334 8839 275 43 42.8 -3.7 | 242 34 30.5 16.2 15 307 9449 250 61 57.3 20.9 | 228 61 44.9 40.8 16 300 9620 245 69 62.5 29.2 | 226 70 50.2 49.1 17 262 10552 260 80 78.8 13.9 | 243 75 66.4 33.8 18 258 10668 260 80 78.8 13.9 | 243 75 66.4 33.8 19 250 10870 260 75 73.9 13.0 | 242 70 61.5 33.0 20 200 12360 265 79 78.7 6.9 | 248 72 66.3 26.8 21 178 13106 265 80 79.7 7.0 | 248 72 67.3 26.9 22 150 14160 265 64 63.8 5.6 | 244 57 51.4 25.5 23 146 14326 265 63 62.8 5.5 | 243 56 50.4 25.4 24 119 15545 290 54 50.7 -18.5 | 268 38 38.4 1.5 25 116 15692 280 56 55.1 -9.7 | 257 44 42.8 10.2 26 113 15850 285 57 55.1 -14.8 | 263 43 42.7 5.2 27 107 16154 295 40 36.3 -16.9 | 263 24 23.9 3.0 28 100 16560 280 42 41.4 -7.3 | 246 32 29.0 12.6 29 97 16764 280 42 41.4 -7.3 | 246 32 29.0 12.6 30 70 18640 350 15 2.6 -14.8 | 118 11 -9.8 5.2 31 50 20660 85 15 -14.9 -1.3 | 124 33 -27.3 18.6 32 30 23870 65 26 -23.6 -11.0 | 104 37 -35.9 8.9 33 20 26460 120 19 -16.5 9.5 | 136 41 -28.8 29.4 Wind Parameters Mean winds (0-6000m): 298.2 at 31.3 knts Storm direction: 328.2 at 23.5 knts Shear (0-3000m) pos: 1.4 neg: 4.3 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 101.1 deg Storm rel helicity (0-3000m) pos: 30.9 neg: -25.0 tot: 5.9 m^2/s^2 ave: 2.0 10^-3 m/s^2 rel: 0.13 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 1.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 3.29 Bulk Shear: 51.10 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 ------------------------------------------------------------------------------- 500 332 17 138 7| 0.0 15.9 15.9| 4.3 -12.9 -8.6 -17.2 0.04| 24.2 0.9 1000 313 19 189 7| 0.0 8.6 8.6| 6.0 -13.5 -7.5 -7.5 0.04| 15.6 0.6 1500 308 20 201 8| 1.3 5.7 7.0| 13.4 -13.5 -0.2 -0.1 0.11| 11.7 1.3 2000 308 21 210 8| 2.0 4.3 6.3| 23.7 -13.5 10.2 5.1 0.21| 9.9 2.1 2500 307 22 220 8| 1.6 4.3 5.9| 25.9 -23.8 2.1 0.8 0.13| 9.4 1.2 3000 304 24 226 10| 1.4 4.3 5.6| 30.9 -25.0 5.9 2.0 0.13| 8.6 1.1 4000 298 26 236 13| 1.3 3.8 5.1| 50.4 -25.0 25.4 6.4 0.17| 7.5 1.2 5000 297 29 243 15| 1.8 3.0 4.8| 98.6 -25.0 73.6 14.7 0.26| 6.8 1.8 6000 298 31 251 16| 1.8 2.5 4.3|131.2 -25.2 106.0 17.7 0.30| 6.4 1.9 Wrote GIF file: /home/apache/climate/data/raob//Y4461/skewt/Y4461.skewt.20251020.23.gif