UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042623.upa.cvt Date: 2300Z 26 APR 25 Searching for YSNF... Searching the city database file for: YSNF ... Date:2300Z 26 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 ------------------------------------------------------------------------------- SFC 1002 109 22.2 20.3 89 1.9 20.9 155 5 295.2 297.9 294.0 338.6 15.13 1 1000 130 22.0 20.2 90 1.8 20.8 140 4 295.1 297.9 293.9 338.4 15.07 2 937 693 17.4 17.2 99 0.2 17.3 249 5 296.0 298.4 292.9 334.3 13.29 3 925 803 16.8 16.0 95 0.8 16.3 270 5 296.5 298.7 292.4 332.4 12.46 4 859 1434 14.2 13.1 93 1.1 13.5 302 3 300.1 302.1 292.4 332.7 11.10 5 856 1463 15.0 10.7 75 4.3 12.3 303 3 301.3 303.0 291.5 329.3 9.48 6 850 1523 14.4 10.7 78 3.7 12.1 305 3 301.2 303.0 291.6 329.4 9.55 7 821 1816 13.0 8.2 73 4.8 10.1 307 5 302.8 304.3 291.0 327.6 8.34 8 765 2406 8.8 6.8 87 2.0 7.6 323 7 304.4 305.9 291.4 328.8 8.13 9 719 2919 7.0 2.0 70 5.0 4.3 349 6 307.9 309.0 290.8 326.8 6.16 10 715 2965 7.0 -3.0 49 10.0 2.1 351 6 308.4 309.2 289.3 321.7 4.29 11 700 3139 5.8 -1.2 61 7.0 2.2 360 5 308.9 309.8 290.1 324.4 5.01 12 697 3174 5.6 -2.4 56 8.0 1.6 357 5 309.1 309.9 289.8 323.4 4.60 13 689 3268 4.8 1.4 79 3.4 2.9 349 5 309.2 310.4 291.2 328.2 6.16 14 594 4469 0.2 -14.8 31 15.0 -5.5 269 7 317.3 317.7 290.0 324.0 2.04 15 592 4496 0.4 -17.6 24 18.0 -6.0 270 8 317.8 318.1 289.8 323.3 1.62 16 561 4925 -2.5 -14.5 39 12.0 -7.1 272 15 319.3 319.7 290.7 326.7 2.21 17 526 5434 -5.3 -32.3 10 27.0 -11.8 268 24 321.9 322.0 289.9 323.6 0.48 18 500 5830 -8.5 -28.5 18 20.0 -13.6 265 30 322.7 322.8 290.3 325.3 0.73 19 475 6224 -12.1 -25.1 33 13.0 -15.6 258 31 323.0 323.2 290.7 326.7 1.05 20 443 6753 -15.1 -39.1 11 24.0 -19.3 266 41 325.7 325.8 290.8 326.8 0.29 21 439 6821 -14.5 -45.5 5 31.0 -19.1 269 42 327.3 327.3 291.1 327.9 0.15 22 425 7066 -14.9 -48.9 4 34.0 -19.7 274 48 329.9 329.9 291.8 330.3 0.11 23 400 7520 -18.5 -47.5 6 29.0 -22.4 260 54 330.9 331.0 292.1 331.5 0.13 24 364 8217 -24.7 -39.7 24 15.0 -26.9 258 71 331.7 331.8 292.5 333.0 0.33 25 342 8668 -28.7 -32.9 67 4.2 -29.4 263 80 332.2 332.4 293.0 334.8 0.70 26 327 8989 -30.5 -41.5 33 11.0 -31.8 267 84 334.1 334.1 293.1 335.2 0.31 27 321 9121 -31.7 -37.7 55 6.0 -32.5 269 84 334.2 334.3 293.3 335.9 0.46 28 313 9299 -32.1 -40.1 45 8.0 -33.1 272 85 336.0 336.1 293.7 337.5 0.37 29 312 9322 -31.5 -49.5 15 18.0 -33.1 273 85 337.2 337.2 293.7 337.7 0.13 30 311 9345 -31.5 -48.5 17 17.0 -33.1 273 85 337.5 337.5 293.9 338.1 0.15 31 301 9576 -32.3 -55.3 8 23.0 -34.0 271 91 339.5 339.5 294.3 339.8 0.07 32 300 9600 -32.3 -52.3 12 20.0 -33.9 270 92 339.9 339.9 294.4 340.3 0.10 33 264 10488 -37.5 -60.5 7 23.0 -38.7 270 96 344.9 344.9 295.5 345.1 0.04 34 250 10860 -40.9 -61.9 9 21.0 -41.8 270 97 345.3 345.3 295.6 345.4 0.04 35 206 12148 -50.4 -68.8 10 18.4 -50.8 255 100 349.9 349.9 296.6 350.0 0.02 36 200 12340 -51.9 -69.9 10 18.0 -52.2 260 98 350.6 350.6 296.8 350.6 0.02 37 191 12637 -54.7 -71.7 11 17.0 -55.0 256 98 350.7 350.7 296.8 350.8 0.01 38 150 14150 -64.1 -80.1 9 16.0 -64.2 275 81 359.7 359.7 298.7 359.7 0.00 39 137 14701 -67.3 -82.3 10 15.0 -67.4 272 85 363.5 363.5 299.4 363.5 0.00 40 118 15591 -71.9 -85.9 11 14.0 -71.9 260 79 370.8 370.8 300.7 370.8 0.00 41 100 16570 -70.5 -87.5 6 17.0 -70.6 265 32 391.5 391.5 304.0 391.5 0.00 42 76 18175 -75.3 -89.3 9 14.0 -75.3 280 19 413.5 413.5 306.9 413.5 0.00 43 74 18331 -71.3 -89.3 5 18.0 -71.4 282 18 425.0 425.0 308.3 425.0 0.00 44 70 18660 -69.9 -88.9 5 19.0 -70.0 285 15 434.8 434.8 309.3 434.9 0.00 45 52 20459 -63.1 -88.1 2 25.0 -63.5 58 18 489.3 489.3 314.2 489.3 0.00 46 50 20700 -63.9 -87.9 2 24.0 -64.3 75 18 492.9 492.9 314.4 492.9 0.00 47 48 20949 -64.7 -88.7 2 24.0 -65.0 73 17 496.8 496.8 314.7 496.8 0.00 48 41 21924 -58.9 -86.9 2 28.0 -59.7 67 14 534.2 534.2 317.2 534.2 0.00 49 32 23482 -57.9 -85.9 2 28.0 -59.0 58 9 576.1 576.1 319.5 576.1 0.01 50 30 23890 -56.3 -85.3 1 29.0 -57.7 55 8 591.2 591.2 320.2 591.2 0.01 51 27 24567 -52.7 -83.7 1 31.0 -54.9 82 7 619.4 619.4 321.5 619.4 0.01 52 23 25603 -53.3 -84.3 1 31.0 -55.6 124 6 646.7 646.7 322.6 646.8 0.01 53 21 26198 -47.9 -81.9 1 34.0 -51.9 147 5 680.0 680.0 323.8 680.2 0.02 54 20 26520 -48.5 -81.5 1 33.0 -52.4 160 5 687.7 687.7 324.0 687.9 0.03 55 16 27982 -50.3 -82.3 1 32.0 -54.2 189 8 727.2 727.2 325.3 727.4 0.03 56 13 29355 -44.3 -80.3 1 36.0 -51.2 216 11 792.4 792.5 327.1 792.9 0.05 57 10 31120 -42.5 -79.5 1 37.0 -51.4 250 15 860.9 860.9 328.7 861.6 0.07 58 9.6 31397 -41.3 -79.3 1 38.0 -51.0 875.5 875.6 329.0 876.3 0.08 59 9.4 31539 -41.5 -78.5 1 37.0 -51.2 880.1 880.1 329.0 881.0 0.09 TRP 118 15591 -71.9 -85.9 11 14.0 -71.9 260 79 370.8 370.8 300.7 370.8 0.00 WND 206 12148 -50.4 -68.8 10 18.4 -50.8 255 100 349.9 349.9 296.6 350.0 0.02 Sounding variables and indices 1000-500 mb thick: 5700.00 m Freezing level: 587.72 mb = 4554.94 m = 14943.84 ft Wetbulb zero: 655.91 mb = 3666.66 m = 12029.58 ft Precipitable water: 1.48 inches Sfc-500 mean rel hum: 62.28 % Est. max temperature: 28.26 C = 82.87 F Sfc-Lift cond lev (LCL): 974.81 mb = 350.55 m = 1150.09 ft T: 20.20 C 700-500 lapse rate: 5.31 C/km ThetaE index: 7.10 C Layer 719.0- 700.0 mb Conv cond level (CCL): 939.34 mb = 671.03 m = 2201.53 ft Mean mixing ratio: 13.57 g/kg Conv temperature: 23.00 C = 73.39 F Cap Strength: 1.43 C Lifted Index: 0.39 C Risk: Showers probable Lifted Index @300 mb: 4.77 C Lifted Index @700 mb: -0.31 C Showalter Index: 3.02 C Risk: None Total Totals Index: 42.10 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 19.20 C K Index: 26.60 Risk: 40-60 % chance of thunderstorms Sweat Index: 164.40 Risk: None Energy Index: -0.74 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 47.21 J/kg Max Up Vert Vel: 9.72 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 1.40 C Lift Cond Lev (LCL): 939.06 mb = 673.56 m = 2209.82 ft Lev Free Conv (LFC): 934.06 mb = 719.47 m = 2360.44 ft Equ Level (EL): 854.06 mb = 1482.50 m = 4863.79 ft B at Equ Level: 11.06 J/kg Max Parcel Lev (MPL): 574.06 mb = 4741.35 m = 15555.44 ft Wind level data Storm motion: 309 at 7 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 1002 109 155 5 -2.1 4.5 | 140 12 -7.6 8.9 1 1000 130 140 4 -2.6 3.1 | 133 11 -8.0 7.5 2 925 803 270 5 5.0 -0.0 | 174 4 -0.4 4.4 3 913 914 285 4 3.9 -1.0 | 155 4 -1.6 3.4 4 850 1523 305 3 2.5 -1.7 | 132 4 -3.0 2.7 5 790 2134 310 8 6.1 -5.1 | 317 1 0.7 -0.7 6 700 3139 360 5 -0.0 -5.0 | 84 5 -5.4 -0.6 7 608 4267 260 2 2.0 0.3 | 144 6 -3.5 4.8 8 585 4572 275 10 10.0 -0.9 | 232 6 4.5 3.5 9 500 5830 265 30 29.9 2.6 | 254 25 24.4 7.0 10 464 6401 255 32 30.9 8.3 | 244 28 25.5 12.7 11 428 7010 275 47 46.8 -4.1 | 270 41 41.4 0.3 12 400 7520 260 54 53.2 9.4 | 254 50 47.7 13.8 13 378 7925 255 66 63.8 17.1 | 250 62 58.3 21.5 14 333 8839 265 83 82.7 7.2 | 261 78 77.2 11.6 15 306 9449 275 86 85.7 -7.5 | 272 80 80.2 -3.1 16 300 9600 270 92 92.0 -0.0 | 267 87 86.6 4.4 17 250 10860 270 97 97.0 -0.0 | 267 92 91.6 4.4 18 246 10973 270 97 97.0 -0.0 | 267 92 91.6 4.4 19 206 12148 255 100 96.6 25.9 | 252 96 91.2 30.3 20 200 12340 260 98 96.5 17.0 | 257 94 91.1 21.4 21 195 12497 255 100 96.6 25.9 | 252 96 91.2 30.3 22 153 14021 270 77 77.0 -0.0 | 266 72 71.6 4.4 23 150 14150 275 81 80.7 -7.1 | 272 75 75.3 -2.6 24 132 14935 270 87 87.0 -0.0 | 267 82 81.6 4.4 25 125 15240 265 73 72.7 6.4 | 261 68 67.3 10.8 26 118 15591 260 79 77.8 13.7 | 256 75 72.4 18.1 27 113 15850 260 81 79.8 14.1 | 256 77 74.3 18.5 28 100 16570 265 32 31.9 2.8 | 255 27 26.4 7.2 29 97 16764 265 32 31.9 2.8 | 255 27 26.4 7.2 30 70 18660 285 15 14.5 -3.9 | 267 9 9.1 0.5 31 50 20700 75 18 -17.4 -4.7 | 89 23 -22.8 -0.2 32 30 23890 55 8 -6.6 -4.6 | 89 12 -12.0 -0.2 33 20 26520 160 5 -1.7 4.7 | 142 12 -7.1 9.1 34 10 31120 250 15 14.1 5.1 | 222 13 8.7 9.5 Wind Parameters Mean winds (0-6000m): 279.1 at 9.3 knts Storm direction: 309.1 at 7.0 knts Shear (0-3000m) pos: 1.7 neg: 0.0 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): -57.1 deg Storm rel helicity (0-3000m) pos: 16.1 neg: -3.5 tot: 12.6 m^2/s^2 ave: 4.2 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.36 Bulk Shear: 14.03 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 ------------------------------------------------------------------------------- 500 189 4 151 10| 6.3 0.0 6.3| 12.0 -0.7 11.3 22.6 0.65| 7.0 4.6 1000 248 4 167 6| 4.2 0.0 4.2| 13.2 -2.5 10.7 10.7 0.28| 6.2 1.7 1500 270 4 162 5| 2.9 0.0 2.9| 13.2 -3.5 9.7 6.5 0.18| 4.7 0.8 2000 288 4 159 3| 3.2 0.0 3.2| 13.3 -3.5 9.8 4.9 0.21| 4.8 1.0 2500 300 5 151 2| 2.4 0.0 2.4| 14.2 -3.5 10.8 4.3 0.29| 4.5 1.3 3000 308 5 132 2| 1.7 0.0 1.7| 16.1 -3.5 12.6 4.2 0.32| 4.2 1.4 4000 314 5 119 2| 1.3 0.7 2.0| 20.3 -3.5 16.8 4.2 0.39| 4.0 1.6 5000 297 6 171 2| 1.5 1.2 2.7| 37.4 -3.5 33.9 6.8 0.48| 4.9 2.4 6000 279 9 232 5| 1.3 2.1 3.4| 39.7 -20.6 19.1 3.2 0.34| 5.3 1.8 Wrote GIF file: /home/apache/climate/data/raob//YSNF/skewt/YSNF.skewt.20250426.23.gif