UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042923.upa.cvt Date: 2300Z 29 APR 25 Searching for YSNF... Searching the city database file for: YSNF ... Date:2300Z 29 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 79 245 14 SFC 996 109 22.8 17.8 73 5.0 19.4 245 14 296.3 298.6 292.7 333.7 12.98 2 990 162 21.2 15.2 69 6.0 17.3 242 16 295.2 297.2 290.8 326.9 11.03 3 940 612 16.8 14.9 89 1.9 15.6 245 25 295.1 297.2 291.1 327.9 11.40 4 925 750 16.4 11.5 73 4.9 13.4 250 27 296.1 297.7 289.6 322.8 9.25 5 920 796 16.2 11.2 72 5.0 13.1 250 27 296.3 298.0 289.6 322.7 9.11 6 879 1183 12.8 12.5 98 0.3 12.6 268 25 296.7 298.6 290.8 326.8 10.42 7 878 1192 12.8 12.4 97 0.4 12.6 268 25 296.8 298.7 290.8 326.8 10.36 8 869 1279 14.2 11.5 84 2.7 12.5 269 25 299.1 300.9 291.2 328.0 9.85 9 852 1446 13.2 11.6 90 1.6 12.2 265 24 299.8 301.6 291.6 329.5 10.12 10 850 1466 13.4 10.6 83 2.8 11.7 265 24 300.2 301.9 291.2 328.1 9.48 11 839 1575 13.4 3.4 51 10.0 7.9 265 22 301.3 302.4 288.3 318.8 5.83 12 820 1768 12.4 0.4 44 12.0 6.2 265 18 302.2 303.1 287.7 316.8 4.80 13 804 1933 13.2 -17.8 10 31.0 1.9 263 19 304.8 305.0 284.8 308.6 1.17 14 789 2091 12.6 -17.4 11 30.0 1.5 261 22 305.8 306.0 285.2 309.8 1.24 15 728 2758 6.4 -6.6 39 13.0 0.6 250 28 306.1 306.7 287.5 316.1 3.20 16 720 2849 8.0 -27.0 6 35.0 -2.3 248 29 308.8 309.0 285.6 310.8 0.58 17 712 2941 8.2 -25.8 7 34.0 -2.2 247 30 310.1 310.2 286.1 312.3 0.66 18 700 3081 7.2 -20.8 12 28.0 -2.2 250 34 310.5 310.7 286.7 313.9 1.04 19 679 3332 7.6 -27.4 6 35.0 -2.9 263 36 313.6 313.7 287.3 315.7 0.59 20 557 4929 -3.5 -22.5 21 19.0 -9.4 260 57 318.8 319.0 289.6 322.7 1.13 21 548 5059 -1.9 -36.9 5 35.0 -9.9 260 57 322.2 322.2 289.8 323.3 0.29 22 500 5780 -7.5 -36.5 8 29.0 -13.6 260 55 323.9 324.0 290.3 325.1 0.34 23 457 6473 -12.7 -31.7 19 19.0 -16.9 258 66 325.8 325.9 291.2 328.0 0.59 24 407 7350 -16.9 -41.9 9 25.0 -21.0 259 76 331.4 331.4 292.3 332.3 0.24 25 400 7480 -18.1 -40.1 13 22.0 -21.7 260 77 331.5 331.5 292.4 332.6 0.29 26 384 7783 -20.7 -29.7 44 9.0 -22.7 261 79 331.9 332.1 293.1 335.0 0.85 27 382 7821 -20.7 -30.7 40 10.0 -22.8 261 80 332.4 332.6 293.2 335.3 0.78 28 376 7938 -20.3 -37.3 20 17.0 -23.3 261 80 334.5 334.6 293.3 336.0 0.41 29 337 8742 -23.3 -49.3 7 26.0 -26.4 263 87 341.0 341.0 294.7 341.5 0.13 30 300 9580 -30.1 -51.1 11 21.0 -32.1 265 93 343.0 343.0 295.1 343.4 0.12 31 298 9628 -30.5 -51.1 12 20.6 -32.4 265 94 343.0 343.1 295.1 343.5 0.12 32 269 10346 -36.7 -50.7 22 14.0 -37.8 262 92 344.2 344.2 295.4 344.8 0.14 33 250 10850 -39.7 -60.7 9 21.0 -40.7 260 90 347.0 347.1 296.0 347.2 0.04 34 210 12021 -48.7 -71.7 5 23.0 -49.2 260 89 350.7 350.7 296.8 350.8 0.01 35 200 12340 -51.1 -70.1 9 19.0 -51.5 260 89 351.8 351.9 297.0 351.9 0.02 36 183 12909 -56.1 -72.1 12 16.0 -56.3 261 90 352.8 352.8 297.3 352.8 0.01 37 178 13084 -56.7 -77.7 5 21.0 -56.9 263 87 354.6 354.6 297.6 354.6 0.01 38 150 14150 -62.7 -83.7 4 21.0 -62.9 265 85 362.1 362.1 299.1 362.1 0.00 39 129 15065 -69.1 -86.1 7 17.0 -69.2 252 64 366.5 366.5 299.9 366.5 0.00 40 103 16389 -75.7 -88.7 11 13.0 -75.7 280 48 378.3 378.3 301.9 378.3 0.00 41 100 16560 -75.3 -88.3 11 13.0 -75.3 270 44 382.2 382.2 302.6 382.2 0.00 42 70 18650 -70.9 -89.9 4 19.0 -71.0 325 9 432.7 432.7 309.1 432.7 0.00 43 51 20550 -65.1 -89.1 2 24.0 -65.4 292 5 487.3 487.3 314.0 487.3 0.00 44 50 20670 -65.9 -88.9 3 23.0 -66.2 290 5 488.2 488.2 314.1 488.2 0.00 45 45 21313 -65.3 -89.3 2 24.0 -65.6 317 5 504.6 504.6 315.2 504.6 0.00 46 30 23850 -54.9 -84.9 1 30.0 -56.5 60 7 595.0 595.0 320.4 595.0 0.01 47 25 25025 -50.9 -82.9 1 32.0 -53.6 4 9 638.3 638.3 322.2 638.4 0.02 48 20 26480 -50.1 -82.1 1 32.0 -53.5 295 11 682.8 682.8 323.9 683.0 0.02 49 16 27945 -47.9 -80.9 1 33.0 -52.7 735.0 735.0 325.5 735.3 0.04 TRP 103 16389 -75.7 -88.7 11 13.0 -75.7 280 48 378.3 378.3 301.9 378.3 0.00 WND 298 9628 -30.5 -51.1 12 20.6 -32.4 265 94 343.0 343.1 295.1 343.5 0.12 Sounding variables and indices 1000-500 mb thick: 5701.00 m Freezing level: 595.47 mb = 4425.63 m = 14519.62 ft Wetbulb zero: 726.35 mb = 2776.69 m = 9109.77 ft Precipitable water: 0.86 inches Sfc-500 mean rel hum: 31.90 % Est. max temperature: 27.09 C = 80.77 F Sfc-Lift cond lev (LCL): 925.59 mb = 744.55 m = 2442.73 ft T: 16.42 C 700-500 lapse rate: 5.45 C/km ThetaE index: 20.85 C Layer 850.0- 789.0 mb Conv cond level (CCL): 770.29 mb = 2289.85 m = 7512.54 ft Mean mixing ratio: 10.59 g/kg Conv temperature: 32.40 C = 90.33 F Cap Strength: 6.58 C Lifted Index: 5.61 C Risk: None Lifted Index @300 mb: 12.65 C Lifted Index @700 mb: 4.31 C Showalter Index: 4.67 C Risk: None Total Totals Index: 39.00 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: 18.10 C K Index: 3.50 Risk: None Sweat Index: 230.20 Risk: None Energy Index: -0.44 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.21 J/kg Max Up Vert Vel: 3.80 m/s Conv Inhibition (B-): 36762.51 J/kg Cap Strength: 6.45 C Lift Cond Lev (LCL): 892.21 mb = 1056.20 m = 3465.18 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 288 at 29 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 ---------------------------------------------------------- 0 996 109 245 14 12.7 5.9 | 136 21 -14.4 14.7 1 974 305 235 21 17.2 12.0 | 155 23 -9.9 20.9 2 925 750 250 27 25.4 9.2 | 174 18 -1.7 18.0 3 907 914 250 27 25.4 9.2 | 174 18 -1.7 18.0 4 875 1219 270 25 25.0 -0.0 | 167 9 -2.1 8.8 5 850 1466 265 24 23.9 2.1 | 164 11 -3.2 10.9 6 814 1829 265 17 16.9 1.5 | 135 14 -10.2 10.3 7 784 2134 260 23 22.7 4.0 | 161 14 -4.5 12.8 8 703 3048 245 31 28.1 13.1 | 183 22 1.0 21.9 9 700 3081 250 34 31.9 11.6 | 193 21 4.8 20.4 10 677 3353 265 36 35.9 3.1 | 216 15 8.8 12.0 11 604 4267 255 54 52.2 14.0 | 228 34 25.0 22.8 12 581 4572 260 58 57.1 10.1 | 238 35 30.0 18.9 13 500 5780 260 55 54.2 9.6 | 236 33 27.1 18.4 14 499 5791 265 52 51.8 4.5 | 242 28 24.7 13.3 15 443 6706 255 71 68.6 18.4 | 237 50 41.5 27.2 16 400 7480 260 77 75.8 13.4 | 246 54 48.7 22.2 17 300 9580 265 93 92.6 8.1 | 256 68 65.5 16.9 18 298 9628 265 94 93.6 8.2 | 256 69 66.5 17.0 19 293 9754 265 94 93.6 8.2 | 256 69 66.5 17.0 20 250 10850 260 90 88.6 15.6 | 248 66 61.5 24.4 21 200 12340 260 89 87.6 15.5 | 248 65 60.5 24.3 22 186 12802 260 92 90.6 16.0 | 249 68 63.5 24.8 23 161 13716 270 76 76.0 -0.0 | 260 50 48.9 8.8 24 150 14150 265 85 84.7 7.4 | 254 60 57.6 16.2 25 146 14326 260 85 83.7 14.8 | 247 61 56.6 23.6 26 131 14935 250 66 62.0 22.6 | 228 47 34.9 31.4 27 107 16154 270 42 42.0 -0.0 | 239 17 14.9 8.8 28 103 16389 280 48 47.3 -8.3 | 269 20 20.2 0.5 29 100 16560 270 44 44.0 -0.0 | 242 19 16.9 8.8 30 97 16764 270 44 44.0 -0.0 | 242 19 16.9 8.8 31 70 18650 325 9 5.2 -7.4 | 94 22 -21.9 1.4 32 50 20670 290 5 4.7 -1.7 | 108 24 -22.4 7.1 33 30 23850 60 7 -6.1 -3.5 | 99 34 -33.2 5.3 34 20 26480 295 11 10.0 -4.6 | 104 18 -17.1 4.2 Wind Parameters Mean winds (0-6000m): 258.0 at 38.0 knts Storm direction: 288.0 at 28.5 knts Shear (0-3000m) pos: 1.6 neg: 2.5 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 59.6 deg Storm rel helicity (0-3000m) pos: 152.6 neg: -25.6 tot: 126.9 m^2/s^2 ave: 42.3 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 3.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.15 Bulk Shear: 49.11 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 ------------------------------------------------------------------------------- 500 240 21 155 21| 11.4 0.0 11.4| 67.5 0.0 67.5 135.0 0.89| 13.8 12.3 1000 247 24 164 19| 6.7 0.0 6.7| 79.2 -1.8 77.5 77.5 0.62| 11.5 7.1 1500 254 24 165 16| 3.2 0.0 3.2| 79.2 -14.3 65.0 43.3 0.32| 10.3 3.3 2000 256 23 161 15| 2.4 0.6 3.0| 98.3 -25.6 72.7 36.4 0.29| 10.1 3.0 2500 256 23 162 15| 1.9 1.6 3.6|115.9 -25.6 90.2 36.1 0.35| 9.3 3.3 3000 254 24 166 16| 1.6 2.5 4.1|152.6 -25.6 126.9 42.3 0.42| 9.4 3.9 4000 256 29 183 16| 2.5 3.2 5.7|202.7 -25.6 177.1 44.3 0.42| 10.1 4.3 5000 257 34 201 18| 2.7 2.5 5.2|258.7 -30.0 228.7 45.7 0.44| 9.2 4.0 6000 258 38 211 20| 2.6 2.0 4.5|283.0 -40.5 242.5 40.4 0.39| 8.8 3.5 Wrote GIF file: /home/apache/climate/data/raob//YSNF/skewt/YSNF.skewt.20250429.23.gif