UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102723.upa.cvt Date: 2300Z 27 OCT 25 Searching for YSNF... Searching the city database file for: YSNF ... Date:2300Z 27 OCT 25 Station: YSNF WMO ident: 94996 Latitude: -29.03 Longitude: 167.93 Elevation: 109.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1001 109 22.0 21.3 96 0.7 21.5 280 14 295.1 298.0 294.6 341.3 16.13 1 1000 117 21.8 21.3 97 0.5 21.5 275 11 295.0 297.9 294.6 341.2 16.15 2 925 792 18.0 18.0 100 0.0 18.0 240 21 297.7 300.3 294.0 338.8 14.18 3 894 1084 16.6 16.6 100 0.0 16.6 250 25 299.2 301.6 293.9 338.3 13.41 4 850 1514 14.2 14.2 100 0.0 14.2 275 33 301.0 303.2 293.4 336.5 12.07 5 769 2353 8.8 8.8 100 0.0 8.8 286 39 303.9 305.7 292.2 331.7 9.29 6 766 2386 8.6 7.4 92 1.2 7.9 286 39 304.1 305.6 291.6 329.4 8.46 7 764 2408 8.6 3.6 71 5.0 5.8 286 39 304.3 305.5 289.9 323.9 6.50 8 750 2561 9.4 2.4 62 7.0 5.6 287 39 306.8 307.9 290.4 325.3 6.07 9 700 3131 5.6 2.4 80 3.2 3.8 290 39 308.7 309.9 291.3 328.7 6.51 10 696 3178 5.2 2.2 81 3.0 3.5 291 39 308.7 310.0 291.3 328.6 6.46 11 656 3660 3.0 -8.0 44 11.0 -1.9 292 47 311.5 312.1 289.3 321.7 3.19 12 654 3685 3.0 -7.0 48 10.0 -1.5 291 47 311.8 312.5 289.6 322.8 3.46 13 641 3848 3.0 -21.0 15 24.0 -4.9 290 50 313.6 313.8 287.9 317.4 1.12 14 634 3937 2.0 -6.0 55 8.0 -1.7 289 52 313.5 314.2 290.5 325.7 3.85 15 620 4117 1.2 -8.8 47 10.0 -3.1 287 55 314.5 315.2 290.2 324.8 3.17 16 619 4130 1.4 -12.6 34 14.0 -4.2 287 55 314.9 315.4 289.5 322.6 2.34 17 569 4802 -3.9 -8.9 68 5.0 -6.1 288 57 316.4 317.0 291.0 327.5 3.43 18 553 5027 -5.1 -12.1 58 7.0 -7.9 290 57 317.5 318.1 290.7 326.5 2.73 19 550 5070 -5.3 -9.3 73 4.0 -7.0 290 56 317.8 318.5 291.5 329.0 3.44 20 548 5099 -5.5 -11.5 63 6.0 -7.9 290 56 317.9 318.4 291.0 327.4 2.89 21 546 5128 -5.1 -19.1 32 14.0 -9.7 291 56 318.7 319.0 289.9 323.9 1.55 22 540 5215 -5.1 -29.1 13 24.0 -11.3 291 56 319.7 319.8 289.3 322.0 0.64 23 538 5244 -5.1 -15.1 45 10.0 -8.8 291 56 320.0 320.5 291.0 327.4 2.20 24 534 5302 -5.1 -14.1 49 9.0 -8.5 292 56 320.7 321.2 291.3 328.8 2.40 25 528 5392 -4.5 -22.5 23 18.0 -10.1 292 56 322.5 322.7 290.7 326.6 1.19 26 519 5527 -4.9 -34.9 7 30.0 -11.8 293 56 323.6 323.7 290.3 325.0 0.38 27 509 5680 -5.5 -26.5 17 21.0 -11.4 294 55 324.7 324.8 291.0 327.7 0.86 28 500 5820 -6.5 -25.5 21 19.0 -11.9 295 53 325.1 325.3 291.3 328.5 0.96 29 441 6782 -14.7 -17.1 82 2.4 -15.5 285 47 326.6 327.1 292.9 334.4 2.27 30 419 7166 -17.9 -20.2 82 2.3 -18.6 282 45 327.4 327.7 292.7 333.7 1.83 31 400 7510 -19.9 -23.1 76 3.2 -20.8 280 50 329.1 329.4 292.9 334.4 1.49 32 359 8304 -24.9 -28.7 71 3.8 -25.7 280 64 332.8 333.0 293.4 336.4 1.00 33 321 9106 -31.5 -34.4 75 2.9 -31.9 275 74 334.4 334.6 293.5 336.9 0.65 34 300 9580 -35.7 -41.7 54 6.0 -36.3 270 79 335.1 335.1 293.4 336.3 0.33 35 290 9817 -37.5 -43.5 53 6.0 -38.1 271 79 335.8 335.8 293.5 336.8 0.28 36 266 10411 -42.5 -46.4 66 3.9 -42.8 279 84 336.9 336.9 293.7 337.7 0.22 37 256 10670 -44.5 -48.1 67 3.6 -44.7 283 86 337.6 337.6 293.9 338.4 0.19 38 250 10830 -45.5 -50.0 60 4.5 -45.7 285 87 338.4 338.5 294.1 339.1 0.16 39 239 11127 -47.3 -51.9 59 4.6 -47.5 280 88 340.1 340.1 294.5 340.6 0.13 40 230 11379 -48.7 -55.7 44 7.0 -49.0 273 90 341.7 341.7 294.8 342.1 0.09 41 218 11727 -51.9 -55.2 68 3.3 -52.0 266 102 342.0 342.1 294.9 342.5 0.10 42 208 12029 -53.1 -64.9 23 11.7 -53.4 260 113 344.7 344.7 295.5 344.9 0.03 43 202 12216 -53.9 -70.9 11 17.0 -54.2 260 112 346.4 346.4 295.8 346.5 0.01 44 200 12280 -54.1 -70.1 12 16.0 -54.4 260 110 347.1 347.1 296.0 347.2 0.02 45 157 13808 -60.9 -79.9 6 19.0 -61.1 267 87 360.4 360.4 298.8 360.4 0.00 46 150 14090 -63.1 -80.1 8 17.0 -63.2 275 75 361.4 361.4 299.0 361.4 0.00 47 134 14774 -68.9 -82.9 12 14.0 -68.9 281 71 362.9 362.9 299.2 362.9 0.00 48 130 14956 -67.5 -85.5 6 18.0 -67.6 282 70 368.6 368.6 300.3 368.6 0.00 49 107 16113 -72.9 -87.9 9 15.0 -72.9 280 55 379.5 379.5 302.2 379.5 0.00 50 100 16510 -72.9 -86.9 10 14.0 -72.9 285 48 386.9 386.9 303.3 386.9 0.00 51 90 17128 -73.5 -87.5 10 14.0 -73.6 291 45 397.5 397.5 304.9 397.5 0.00 52 83 17605 -71.1 -88.1 6 17.0 -71.2 299 40 411.7 411.7 306.7 411.7 0.00 53 79 17903 -64.3 -88.3 2 24.0 -64.5 303 38 431.6 431.6 309.0 431.6 0.00 54 70 18640 -66.3 -88.3 3 22.0 -66.5 315 31 442.5 442.5 310.1 442.6 0.00 55 67 18904 -67.5 -88.5 4 21.0 -67.7 319 27 445.5 445.5 310.4 445.5 0.00 56 50 20690 -61.5 -88.5 2 27.0 -62.0 345 4 498.6 498.6 314.8 498.6 0.00 57 41 21936 -56.5 -86.5 1 30.0 -57.5 20 10 540.1 540.1 317.5 540.2 0.01 58 35 22936 -58.9 -87.9 1 29.0 -59.8 48 14 558.9 558.9 318.6 558.9 0.00 59 30 23910 -56.1 -86.1 1 30.0 -57.5 75 19 591.7 591.7 320.2 591.8 0.01 60 20 26520 -50.5 -84.5 1 34.0 -53.8 50 16 681.6 681.6 323.8 681.7 0.02 61 17 27575 -52.1 -85.1 1 33.0 -55.4 71 13 708.9 708.9 324.7 709.0 0.02 62 12 29856 -46.7 -83.7 1 37.0 -52.9 116 8 802.3 802.3 327.3 802.5 0.03 63 10 31060 -48.3 -83.3 1 35.0 -54.5 140 5 839.3 839.3 328.2 839.6 0.04 64 9.9 31126 -48.1 -83.1 1 35.0 -54.4 842.4 842.4 328.2 842.8 0.04 TRP 107 16113 -72.9 -87.9 9 15.0 -72.9 280 55 379.5 379.5 302.2 379.5 0.00 WND 208 12029 -53.1 -64.9 23 11.7 -53.4 260 113 344.7 344.7 295.5 344.9 0.03 Sounding variables and indices 1000-500 mb thick: 5703.00 m Freezing level: 605.79 mb = 4307.43 m = 14131.82 ft Wetbulb zero: 669.77 mb = 3490.84 m = 11452.76 ft Precipitable water: 1.71 inches Sfc-500 mean rel hum: 69.62 % Est. max temperature: 27.91 C = 82.25 F Sfc-Lift cond lev (LCL): 991.16 mb = 193.88 m = 636.07 ft T: 21.37 C 700-500 lapse rate: 4.50 C/km ThetaE index: 17.40 C Layer 1000.0- 750.0 mb Conv cond level (CCL): 946.39 mb = 594.10 m = 1949.12 ft Mean mixing ratio: 14.85 g/kg Conv temperature: 23.84 C = 74.91 F Cap Strength: 0.57 C Lifted Index: 0.39 C Risk: Showers probable Lifted Index @300 mb: -1.44 C Lifted Index @700 mb: -1.98 C Showalter Index: 1.74 C Risk: Showers probable Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 20.70 C K Index: 31.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 289.40 Risk: None Energy Index: -1.58 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 526.93 J/kg Max Up Vert Vel: 32.46 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.53 C Lift Cond Lev (LCL): 948.05 mb = 578.86 m = 1899.11 ft Lev Free Conv (LFC): 943.05 mb = 624.64 m = 2049.31 ft Equ Level (EL): 523.05 mb = 5465.69 m = 17931.82 ft B at Equ Level: 277.18 J/kg Max Parcel Lev (MPL): 163.05 mb = 13569.22 m = 44517.91 ft Wind level data Storm motion: 315 at 31 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 1001 109 280 14 13.8 -2.4 | 157 21 -8.5 19.7 1 1000 117 275 11 11.0 -1.0 | 152 24 -11.3 21.2 2 945 610 235 23 18.8 13.2 | 174 36 -3.5 35.3 3 925 792 240 21 18.2 10.5 | 173 33 -4.1 32.7 4 912 914 240 22 19.1 11.0 | 174 33 -3.2 33.2 5 850 1514 275 33 32.9 -2.9 | 209 22 10.6 19.3 6 849 1524 275 32 31.9 -2.8 | 206 22 9.6 19.4 7 789 2134 285 39 37.7 -10.1 | 232 20 15.4 12.1 8 700 3131 290 39 36.6 -13.3 | 238 17 14.3 8.8 9 681 3353 295 41 37.2 -17.3 | 252 16 14.9 4.8 10 607 4267 285 58 56.0 -15.0 | 258 34 33.7 7.1 11 502 5791 295 55 49.8 -23.2 | 272 28 27.5 -1.1 12 500 5820 295 53 48.0 -22.4 | 271 26 25.7 -0.2 13 410 7315 280 44 43.3 -7.6 | 235 26 21.0 14.5 14 400 7510 280 50 49.2 -8.7 | 243 30 26.9 13.5 15 347 8534 280 68 67.0 -11.8 | 257 46 44.7 10.3 16 300 9580 270 79 79.0 -0.0 | 249 61 56.7 22.2 17 292 9754 270 79 79.0 -0.0 | 249 61 56.7 22.2 18 250 10830 285 87 84.0 -22.5 | 270 62 61.7 -0.4 19 245 10973 285 88 85.0 -22.8 | 271 63 62.7 -0.6 20 233 11278 275 87 86.7 -7.6 | 257 66 64.4 14.6 21 208 12029 260 113 111.3 19.6 | 245 98 89.0 41.8 22 203 12192 260 113 111.3 19.6 | 245 98 89.0 41.8 23 200 12280 260 110 108.3 19.1 | 244 95 86.0 41.3 24 167 13411 255 103 99.5 26.7 | 238 91 77.2 48.8 25 150 14090 275 75 74.7 -6.5 | 253 55 52.4 15.6 26 124 15240 285 68 65.7 -17.6 | 264 44 43.4 4.6 27 118 15545 265 65 64.8 5.7 | 237 51 42.5 27.8 28 107 16113 280 55 54.2 -9.6 | 248 34 31.9 12.6 29 100 16510 285 48 46.4 -12.4 | 248 26 24.1 9.7 30 96 16764 285 48 46.4 -12.4 | 248 26 24.1 9.7 31 70 18640 315 31 21.9 -21.9 | 121 0 -0.4 0.2 32 50 20690 345 4 1.0 -3.9 | 131 28 -21.3 18.3 33 30 23910 75 19 -18.4 -4.9 | 113 44 -40.7 17.2 34 20 26520 50 16 -12.3 -10.3 | 109 37 -34.6 11.9 35 10 31060 140 5 -3.2 3.8 | 136 36 -25.5 26.0 Wind Parameters Mean winds (0-6000m): 284.8 at 41.9 knts Storm direction: 314.8 at 31.4 knts Shear (0-3000m) pos: 5.5 neg: 2.8 tot: 8.3 10-3/s Storm rel Dir Shear (0-3000m): 81.6 deg Storm rel helicity (0-3000m) pos: 244.5 neg: -7.4 tot: 237.1 m^2/s^2 ave: 79.0 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 6.0 10^-3/s Energy-Hel index: 0.77 Bulk Rich Number: 4.40 Bulk Shear: 119.86 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 ------------------------------------------------------------------------------- 500 248 17 167 29| 0.0 16.9 16.9| 61.1 0.0 61.1 122.3 0.49| 17.7 8.7 1000 244 20 172 31| 3.8 8.4 12.2|111.3 -7.4 103.9 103.9 0.51| 13.7 7.0 1500 255 23 180 28| 7.5 5.6 13.1|192.3 -7.4 185.0 123.3 0.61| 14.3 8.7 2000 264 26 189 25| 7.6 4.2 11.8|232.7 -7.4 225.3 112.7 0.66| 12.7 8.4 2500 270 29 197 23| 6.4 3.4 9.7|239.6 -7.4 232.2 92.9 0.67| 10.6 7.0 3000 274 31 203 21| 5.5 2.8 8.3|244.5 -7.4 237.1 79.0 0.66| 9.1 6.0 4000 280 35 216 20| 4.9 3.0 7.9|272.7 -7.4 265.3 66.3 0.57| 9.3 5.3 5000 282 39 229 21| 4.3 2.4 6.7|308.2 -8.0 300.2 60.0 0.56| 8.3 4.7 6000 285 42 238 22| 3.7 2.0 5.7|331.6 -32.1 299.4 49.9 0.50| 7.7 3.8 Wrote GIF file: /home/apache/climate/data/raob//YSNF/skewt/YSNF.skewt.20251027.23.gif