UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102823.upa.cvt Date: 2300Z 28 OCT 25 Searching for YSNF... Searching the city database file for: YSNF ... Date:2300Z 28 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 1004 109 18.6 18.3 98 0.3 18.4 65 16 291.4 293.8 291.4 328.9 13.29 1 1000 145 18.0 17.7 98 0.3 17.8 70 12 291.1 293.4 291.0 327.4 12.84 2 958 512 16.2 16.2 100 0.0 16.2 50 28 292.9 295.1 291.0 327.5 12.18 3 925 812 17.4 16.4 94 1.0 16.7 5 29 297.1 299.4 292.8 334.1 12.78 4 923 831 17.6 16.6 94 1.0 17.0 3 29 297.5 299.8 293.1 335.1 12.98 5 891 1133 15.6 15.6 100 0.0 15.6 350 30 298.4 300.7 293.1 335.1 12.61 6 850 1533 13.8 13.8 100 0.0 13.8 340 32 300.6 302.8 293.1 335.1 11.75 7 700 3149 5.4 5.4 100 0.0 5.4 315 37 308.5 310.0 292.6 333.1 8.06 8 500 5840 -8.5 -10.5 85 2.0 -9.4 300 54 322.7 323.4 292.8 334.1 3.44 9 400 7540 -19.1 -45.1 8 26.0 -22.7 285 67 330.2 330.2 291.9 330.8 0.17 10 300 9610 -35.1 -39.4 65 4.3 -35.6 285 71 335.9 336.0 293.7 337.5 0.42 11 250 10860 -44.5 -49.3 59 4.8 -44.8 285 74 339.9 339.9 294.4 340.6 0.17 12 200 12310 -56.7 -61.5 55 4.8 -56.8 285 99 343.0 343.0 295.1 343.2 0.05 13 173 13216 -61.1 -70.1 30 8.9 -61.3 280 101 350.2 350.2 296.7 350.2 0.02 14 150 14090 -65.5 -78.5 15 13.0 -65.6 275 80 357.2 357.2 298.1 357.3 0.01 15 110 15955 -72.7 -84.7 15 12.0 -72.8 280 59 376.8 376.8 301.8 376.9 0.00 16 100 16520 -70.5 -87.5 6 17.0 -70.6 285 41 391.5 391.5 304.0 391.5 0.00 17 88 17271 -73.7 -86.7 12 13.0 -73.7 288 35 399.7 399.7 305.2 399.7 0.00 18 75 18212 -70.1 -88.1 5 18.0 -70.2 293 25 425.9 425.9 308.4 425.9 0.00 19 72 18458 -63.9 -88.9 2 25.0 -64.1 294 22 444.1 444.1 310.3 444.1 0.00 20 70 18630 -63.9 -87.9 2 24.0 -64.1 295 20 447.7 447.7 310.6 447.7 0.00 21 61 19474 -64.9 -87.9 3 23.0 -65.1 340 15 463.4 463.4 312.1 463.4 0.00 22 50 20700 -61.5 -87.5 2 26.0 -62.0 45 7 498.6 498.6 314.8 498.6 0.00 23 47 21084 -59.3 -87.3 1 28.0 -60.0 59 7 512.7 512.7 315.8 512.8 0.00 24 42 21783 -60.7 -87.7 2 27.0 -61.3 84 6 526.0 526.0 316.7 526.0 0.00 25 30 23900 -54.7 -85.7 1 31.0 -56.3 160 3 595.5 595.5 320.4 595.6 0.01 26 29 24118 -54.3 -85.3 1 31.0 -56.1 152 4 602.4 602.4 320.7 602.5 0.01 27 22 25888 -55.7 -85.7 1 30.0 -57.6 87 14 647.8 647.8 322.6 647.9 0.01 28 20 26500 -52.9 -84.9 1 32.0 -55.6 65 17 674.3 674.3 323.6 674.4 0.01 29 18 27183 -50.9 -83.9 1 33.0 -54.4 701.2 701.2 324.5 701.3 0.02 30 15 28366 -52.1 -84.1 1 32.0 -55.6 734.7 734.7 325.5 734.9 0.02 31 12 29824 -48.1 -75.1 3 27.0 -53.6 797.3 797.4 327.2 798.5 0.12 TRP 110 15955 -72.7 -84.7 15 12.0 -72.8 280 59 376.8 376.8 301.8 376.9 0.00 WND 173 13216 -61.1 -70.1 30 8.9 -61.3 280 101 350.2 350.2 296.7 350.2 0.02 Sounding variables and indices 1000-500 mb thick: 5695.00 m Freezing level: 622.30 mb = 4194.42 m = 13761.07 ft Wetbulb zero: 626.72 mb = 4033.43 m = 13232.89 ft Precipitable water: 1.90 inches Sfc-500 mean rel hum: 96.09 % Est. max temperature: 27.58 C = 81.64 F Sfc-Lift cond lev (LCL): 999.85 mb = 146.29 m = 479.93 ft T: 17.99 C 700-500 lapse rate: 5.17 C/km ThetaE index: 2.03 C Layer 850.0- 500.0 mb Conv cond level (CCL): 978.02 mb = 335.30 m = 1100.04 ft Mean mixing ratio: 12.60 g/kg Conv temperature: 19.25 C = 66.66 F Cap Strength: 1.99 C Lifted Index: 2.61 C Risk: None Lifted Index @300 mb: 5.02 C Lifted Index @700 mb: 0.99 C Showalter Index: 0.39 C Risk: Thunderstorms probable Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.30 C Cross Totals Index: 22.30 C K Index: 36.10 Risk: > 80 % chance of thunderstorms Sweat Index: 283.60 Risk: None Energy Index: -0.29 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.02 J/kg Max Up Vert Vel: 8.13 m/s Conv Inhibition (B-): 40441.29 J/kg Cap Strength: 2.46 C Lift Cond Lev (LCL): 947.42 mb = 607.24 m = 1992.24 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 346 at 28 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 1004 109 65 16 -14.5 -6.8 | 134 30 -21.5 20.6 1 1000 145 70 12 -11.3 -4.1 | 142 30 -18.3 23.2 2 981 305 70 24 -22.6 -8.2 | 123 35 -29.5 19.1 3 947 610 40 30 -19.3 -23.0 | 99 27 -26.3 4.4 4 925 812 5 29 -2.5 -28.9 | 81 10 -9.5 -1.5 5 914 914 355 29 2.5 -28.9 | 71 5 -4.5 -1.5 6 850 1533 340 32 10.9 -30.1 | 305 5 4.0 -2.7 7 820 1829 320 37 23.8 -28.3 | 273 17 16.8 -1.0 8 791 2134 325 38 21.8 -31.1 | 284 15 14.8 -3.8 9 709 3048 325 32 18.4 -26.2 | 264 11 11.4 1.1 10 700 3149 315 37 26.2 -26.2 | 266 19 19.2 1.2 11 657 3658 305 35 28.7 -20.1 | 251 23 21.7 7.3 12 609 4267 305 43 35.2 -24.7 | 265 28 28.2 2.7 13 564 4877 285 45 43.5 -11.6 | 247 40 36.5 15.7 14 523 5486 300 44 38.1 -22.0 | 260 32 31.1 5.4 15 503 5791 300 54 46.8 -27.0 | 269 40 39.8 0.4 16 500 5840 300 54 46.8 -27.0 | 269 40 39.8 0.4 17 400 7540 285 67 64.7 -17.3 | 260 59 57.7 10.0 18 363 8230 290 72 67.7 -24.6 | 267 61 60.7 2.7 19 320 9144 285 68 65.7 -17.6 | 261 59 58.7 9.8 20 300 9610 285 71 68.6 -18.4 | 262 62 61.6 9.0 21 281 10058 280 69 68.0 -12.0 | 256 63 61.0 15.4 22 250 10860 285 74 71.5 -19.2 | 263 65 64.5 8.2 23 200 12310 285 99 95.6 -25.6 | 269 89 88.6 1.7 24 176 13106 290 98 92.1 -33.5 | 274 85 85.1 -6.2 25 173 13216 280 101 99.5 -17.5 | 264 93 92.5 9.8 26 168 13411 280 101 99.5 -17.5 | 264 93 92.5 9.8 27 150 14090 275 80 79.7 -7.0 | 254 76 72.7 20.4 28 137 14630 280 70 68.9 -12.2 | 256 64 61.9 15.2 29 110 15955 280 59 58.1 -10.2 | 251 54 51.1 17.1 30 106 16154 280 60 59.1 -10.4 | 252 55 52.1 16.9 31 101 16459 275 53 52.8 -4.6 | 244 51 45.8 22.7 32 100 16520 285 41 39.6 -10.6 | 243 37 32.6 16.7 33 96 16764 285 41 39.6 -10.6 | 243 37 32.6 16.7 34 70 18630 295 20 18.1 -8.5 | 211 22 11.1 18.9 35 50 20700 45 7 -4.9 -4.9 | 152 25 -11.9 22.4 36 30 23900 160 3 -1.0 2.8 | 165 31 -8.0 30.2 37 20 26500 65 17 -15.4 -7.2 | 132 30 -22.4 20.2 Wind Parameters Mean winds (0-6000m): 315.7 at 37.6 knts Storm direction: 345.7 at 28.2 knts Shear (0-3000m) pos: 0.5 neg: 7.7 tot: 8.3 10-3/s Storm rel Dir Shear (0-3000m): 132.9 deg Storm rel helicity (0-3000m) pos: 11.3 neg: -221.3 tot: -209.9 m^2/s^2 ave: -70.0 10^-3 m/s^2 rel: -0.48 Storm rel vorticity (0-3000m) horiz: 13.9 stream: -6.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 308.73 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 58 23 119 31| 0.0 17.4 17.4| 0.0-158.6-158.6 -317.3 -0.79| 24.8-19.5 1000 29 26 103 20| 0.0 15.4 15.4| 0.0-190.9-190.9 -190.9 -0.56| 25.6-14.4 1500 11 28 89 12| 0.0 12.7 12.7| 0.0-197.1-197.1 -131.4 -0.58| 20.2-11.8 2000 355 30 59 5| 0.0 11.2 11.2| 10.3-207.1-196.9 -98.4 -0.50| 18.2 -9.1 2500 347 31 360 3| 0.6 9.0 9.6| 10.3-214.3-204.1 -81.6 -0.51| 15.2 -7.7 3000 342 32 319 4| 0.5 7.7 8.3| 11.3-221.3-209.9 -70.0 -0.48| 13.9 -6.7 4000 332 33 281 9| 0.4 6.9 7.3| 37.1-248.4-211.4 -52.8 -0.42| 12.3 -5.2 5000 321 35 271 15| 0.3 6.1 6.4| 71.5-334.8-263.3 -52.7 -0.40| 12.0 -4.7 6000 316 38 269 19| 0.5 5.8 6.3|171.6-345.1-173.5 -28.9 -0.27| 11.7 -3.1 Wrote GIF file: /home/apache/climate/data/raob//YSNF/skewt/YSNF.skewt.20251028.23.gif