UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042723.upa.cvt Date: 2300Z 27 APR 25 Searching for YSNF... Searching the city database file for: YSNF ... Date:2300Z 27 APR 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 ------------------------------------------------------------------------------- 0 1000 84 20 9 SFC 997 109 22.6 20.0 85 2.6 20.8 20 9 296.0 298.7 294.1 339.0 14.92 2 931 702 17.6 17.1 97 0.5 17.3 353 23 296.8 299.2 293.1 335.1 13.29 3 925 758 17.4 16.7 96 0.7 17.0 345 22 297.1 299.5 293.0 334.8 13.04 4 892 1069 16.6 13.5 82 3.1 14.6 331 21 299.4 301.4 292.1 331.4 10.97 5 850 1481 16.6 11.6 72 5.0 13.4 320 24 303.5 305.4 292.7 333.7 10.15 6 848 1501 16.6 10.6 68 6.0 12.9 320 24 303.7 305.5 292.3 332.1 9.51 7 820 1787 15.4 11.4 77 4.0 12.9 322 23 305.4 307.3 293.4 336.5 10.38 8 700 3109 6.0 4.2 88 1.8 5.0 305 23 309.1 310.5 292.2 331.8 7.41 9 649 3723 1.4 1.4 100 0.0 1.4 312 34 310.7 311.9 292.0 330.9 6.54 10 648 3736 1.4 1.4 100 0.0 1.4 312 34 310.8 312.1 292.0 331.1 6.55 11 605 4286 -1.1 -3.5 84 2.4 -2.3 315 29 314.1 315.0 291.6 329.6 4.89 12 561 4885 -4.5 -4.5 100 0.0 -4.5 310 26 316.9 317.9 292.4 332.6 4.89 13 559 4913 -4.7 -6.9 85 2.2 -5.7 310 26 317.0 317.8 291.7 330.2 4.08 14 557 4941 -4.5 -11.5 58 7.0 -7.3 309 26 317.6 318.1 290.8 326.9 2.85 15 500 5780 -11.7 -14.4 80 2.7 -12.6 310 29 318.8 319.3 290.9 327.1 2.51 16 465 6334 -15.7 -16.0 98 0.3 -15.8 310 28 320.5 320.9 291.3 328.4 2.36 17 462 6383 -16.1 -17.2 91 1.1 -16.4 310 28 320.6 321.0 291.1 327.8 2.15 18 439 6771 -14.7 -18.4 73 3.7 -15.9 303 38 327.1 327.5 292.8 334.1 2.04 19 400 7470 -20.5 -21.4 92 0.9 -20.8 290 58 328.3 328.7 292.9 334.4 1.73 20 382 7808 -23.3 -23.8 96 0.5 -23.4 288 65 329.0 329.3 292.9 334.2 1.47 21 331 8842 -29.7 -31.5 84 1.8 -30.0 305 56 334.0 334.2 293.6 337.1 0.83 22 329 8886 -28.9 -32.3 72 3.4 -29.5 305 58 335.7 335.8 294.0 338.6 0.77 23 323 9017 -29.7 -32.3 78 2.6 -30.2 305 64 336.3 336.5 294.1 339.3 0.79 24 300 9540 -32.5 -41.5 40 9.0 -33.6 305 91 339.6 339.6 294.6 340.9 0.34 25 295 9658 -33.3 -45.3 29 12.0 -34.5 303 93 340.1 340.1 294.6 341.0 0.23 26 287 9850 -35.1 -45.1 35 10.0 -36.1 299 97 340.2 340.2 294.6 341.1 0.24 27 283 9948 -35.1 -58.1 8 23.0 -36.5 298 99 341.6 341.6 294.7 341.8 0.05 28 277 10097 -35.7 -56.7 10 21.0 -37.0 295 102 342.8 342.8 295.0 343.1 0.06 29 255 10666 -40.9 -54.9 21 14.0 -41.7 290 108 343.3 343.3 295.2 343.7 0.09 30 250 10800 -41.7 -60.7 11 19.0 -42.5 290 108 344.1 344.1 295.3 344.3 0.04 31 200 12280 -51.5 -71.5 7 20.0 -51.9 275 115 351.2 351.2 296.9 351.3 0.01 32 192 12543 -53.7 -73.7 7 20.0 -54.0 275 116 351.8 351.8 297.0 351.9 0.01 33 191 12577 -53.8 -73.9 7 20.1 -54.2 275 116 352.1 352.1 297.1 352.1 0.01 34 168 13392 -57.5 -79.5 4 22.0 -57.8 277 98 359.2 359.2 298.5 359.2 0.00 35 150 14100 -61.7 -81.7 5 20.0 -61.9 285 79 363.8 363.8 299.4 363.8 0.00 36 132 14883 -67.7 -83.7 8 16.0 -67.8 280 85 366.6 366.6 299.9 366.6 0.00 37 124 15261 -66.5 -85.5 5 19.0 -66.6 271 71 375.4 375.4 301.5 375.4 0.00 38 100 16550 -71.7 -87.7 7 16.0 -71.8 285 44 389.2 389.2 303.7 389.2 0.00 39 95 16854 -69.1 -88.1 5 19.0 -69.2 286 42 400.0 400.0 305.2 400.1 0.00 40 83 17653 -72.7 -88.7 7 16.0 -72.8 294 29 408.5 408.5 306.3 408.5 0.00 41 70 18660 -69.7 -88.7 5 19.0 -69.8 305 11 435.3 435.3 309.4 435.3 0.00 42 51 20569 -63.1 -88.1 2 25.0 -63.5 63 11 492.0 492.0 314.4 492.0 0.00 43 50 20690 -64.1 -88.1 2 24.0 -64.4 70 11 492.4 492.4 314.4 492.4 0.00 44 45 21337 -63.7 -88.7 2 25.0 -64.1 71 10 508.5 508.5 315.5 508.5 0.00 45 39 22227 -58.7 -86.7 2 28.0 -59.5 72 10 542.4 542.4 317.6 542.4 0.01 46 35 22906 -59.7 -86.7 2 27.0 -60.5 73 9 556.8 556.8 318.5 556.8 0.01 47 30 23880 -55.7 -84.7 1 29.0 -57.2 75 8 592.8 592.8 320.3 592.9 0.01 48 27 24557 -52.5 -83.5 1 31.0 -54.7 107 7 619.9 619.9 321.5 620.0 0.01 49 26 24801 -53.5 -83.5 1 30.0 -55.6 119 7 623.8 623.8 321.6 623.9 0.01 50 20 26510 -48.7 -81.7 1 33.0 -52.5 200 6 687.1 687.1 324.0 687.3 0.03 51 17 27574 -50.1 -82.1 1 32.0 -53.9 209 8 715.3 715.3 324.9 715.5 0.03 52 11 30453 -44.3 -80.3 1 36.0 -52.0 234 15 831.2 831.2 328.0 831.8 0.06 53 10 31090 -45.7 -80.7 1 35.0 -53.1 240 16 849.0 849.0 328.4 849.5 0.06 54 8.7 32017 -45.9 -80.9 1 35.0 -53.7 882.7 882.7 329.1 883.4 0.07 TRP 100 16550 -71.7 -87.7 7 16.0 -71.8 285 44 389.2 389.2 303.7 389.2 0.00 WND 191 12577 -53.8 -73.9 7 20.1 -54.2 275 116 352.1 352.1 297.1 352.1 0.01 Sounding variables and indices 1000-500 mb thick: 5696.00 m Freezing level: 623.92 mb = 4043.85 m = 13267.06 ft Wetbulb zero: 631.81 mb = 3938.41 m = 12921.12 ft Precipitable water: 1.80 inches Sfc-500 mean rel hum: 84.10 % Est. max temperature: 30.39 C = 86.70 F Sfc-Lift cond lev (LCL): 960.05 mb = 436.21 m = 1431.13 ft T: 19.84 C 700-500 lapse rate: 6.63 C/km ThetaE index: 7.52 C Layer 931.0- 850.0 mb Conv cond level (CCL): 900.25 mb = 990.12 m = 3248.38 ft Mean mixing ratio: 13.48 g/kg Conv temperature: 25.39 C = 77.71 F Cap Strength: 2.72 C Lifted Index: -3.17 C Risk: Severe thunderstorms possible Lifted Index @300 mb: 4.10 C Lifted Index @700 mb: -0.35 C Showalter Index: -2.23 C Risk: Severe thunderstorms possible Total Totals Index: 51.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.30 C Cross Totals Index: 23.30 C K Index: 38.10 Risk: > 80 % chance of thunderstorms Sweat Index: 268.20 Risk: None Energy Index: -1.34 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 286.70 J/kg Max Up Vert Vel: 23.95 m/s Conv Inhibition (B-): 109.59 J/kg Cap Strength: 2.74 C Lift Cond Lev (LCL): 925.66 mb = 751.92 m = 2466.89 ft Lev Free Conv (LFC): 710.66 mb = 2982.77 m = 9785.88 ft Equ Level (EL): 430.66 mb = 6914.84 m = 22686.21 ft B at Equ Level: 264.32 J/kg Max Parcel Lev (MPL): 260.66 mb = 10514.95 m = 34497.46 ft Wind level data Storm motion: 348 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 ---------------------------------------------------------- 0 997 109 20 9 -3.1 -8.5 | 145 13 -7.2 10.5 1 941 610 5 24 -2.1 -23.9 | 51 8 -6.2 -5.0 2 925 758 345 22 5.7 -21.3 | 327 3 1.5 -2.3 3 908 914 335 20 8.5 -18.1 | 260 4 4.3 0.8 4 850 1481 320 24 15.4 -18.4 | 267 11 11.3 0.5 5 786 2134 325 22 12.6 -18.0 | 264 9 8.5 0.9 6 705 3048 305 23 18.8 -13.2 | 249 16 14.7 5.7 7 700 3109 305 23 18.8 -13.2 | 249 16 14.7 5.7 8 629 3962 315 38 26.9 -26.9 | 289 24 22.7 -8.0 9 605 4267 315 29 20.5 -20.5 | 276 16 16.4 -1.6 10 582 4572 320 32 20.6 -24.5 | 289 17 16.4 -5.6 11 560 4877 310 26 19.9 -16.7 | 262 16 15.8 2.2 12 519 5486 300 30 26.0 -15.0 | 260 22 21.8 3.9 13 500 5780 310 29 22.2 -18.6 | 269 18 18.1 0.3 14 461 6401 310 28 21.4 -18.0 | 267 17 17.3 0.9 15 400 7470 290 58 54.5 -19.8 | 271 50 50.4 -0.9 16 392 7620 285 61 58.9 -15.8 | 267 55 54.8 3.1 17 360 8230 295 74 67.1 -31.3 | 281 64 62.9 -12.4 18 331 8839 305 56 45.9 -32.1 | 288 44 41.7 -13.2 19 300 9540 305 91 74.5 -52.2 | 295 78 70.4 -33.3 20 266 10363 290 108 101.5 -36.9 | 280 99 97.3 -18.0 21 250 10800 290 108 101.5 -36.9 | 280 99 97.3 -18.0 22 200 12280 275 115 114.6 -10.0 | 265 111 110.4 8.9 23 191 12577 275 116 115.6 -10.1 | 265 112 111.4 8.8 24 184 12802 275 116 115.6 -10.1 | 265 112 111.4 8.8 25 152 14021 280 79 77.8 -13.7 | 266 74 73.7 5.2 26 150 14100 285 79 76.3 -20.4 | 271 72 72.2 -1.5 27 131 14935 280 85 83.7 -14.8 | 267 80 79.6 4.2 28 112 15850 255 44 42.5 11.4 | 232 49 38.4 30.3 29 107 16154 260 35 34.5 6.1 | 231 39 30.3 25.0 30 102 16459 295 33 29.9 -13.9 | 259 26 25.8 5.0 31 100 16550 285 44 42.5 -11.4 | 259 39 38.4 7.5 32 96 16764 285 44 42.5 -11.4 | 259 39 38.4 7.5 33 70 18660 305 11 9.0 -6.3 | 201 14 4.9 12.6 34 50 20690 70 11 -10.3 -3.8 | 136 21 -14.5 15.2 35 30 23880 75 8 -7.7 -2.1 | 145 21 -11.9 16.8 36 20 26510 200 6 2.1 5.6 | 175 25 -2.1 24.6 37 10 31090 240 16 13.9 8.0 | 200 29 9.7 26.9 Wind Parameters Mean winds (0-6000m): 317.6 at 25.8 knts Storm direction: 347.6 at 19.4 knts Shear (0-3000m) pos: 0.4 neg: 4.2 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 103.4 deg Storm rel helicity (0-3000m) pos: 1.1 neg: -53.2 tot: -52.1 m^2/s^2 ave: -17.4 10^-3 m/s^2 rel: -0.60 Storm rel vorticity (0-3000m) horiz: 7.9 stream: -4.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.31 Bulk Shear: 53.95 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 9 16 111 7| 0.0 15.9 15.9| 0.0 -31.9 -31.9 -63.8 -0.89| 16.2-14.5 1000 354 19 91 2| 0.0 8.8 8.8| 0.7 -41.2 -40.5 -40.5 -0.77| 15.9-12.3 1500 342 20 281 2| 0.0 7.0 7.0| 1.1 -41.7 -40.6 -27.0 -0.67| 12.3 -8.2 2000 336 21 274 4| 0.6 5.3 5.8| 1.1 -42.8 -41.7 -20.9 -0.64| 9.8 -6.3 2500 333 21 270 6| 0.4 4.6 5.1| 1.1 -47.2 -46.1 -18.4 -0.62| 8.7 -5.3 3000 328 21 265 7| 0.4 4.2 4.6| 1.1 -53.2 -52.1 -17.4 -0.60| 7.9 -4.7 4000 323 24 271 10| 1.4 3.2 4.5| 66.1 -61.4 4.7 1.2 -0.25| 8.3 -2.1 5000 321 25 273 12| 1.0 2.7 3.7| 77.5-102.5 -25.0 -5.0 -0.28| 8.3 -2.3 6000 318 26 271 13| 1.0 2.4 3.4| 93.7-106.4 -12.8 -2.1 -0.23| 7.7 -1.8 Wrote GIF file: /home/apache/climate/data/raob//YSNF/skewt/YSNF.skewt.20250427.23.gif