UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122123.upa.cvt Date: 2300Z 21 DEC 25 Searching for YSNF... Searching the city database file for: YSNF ... Date:2300Z 21 DEC 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 25.4 18.4 65 7.0 20.6 360 6 298.2 300.6 293.6 337.1 13.38 1 1000 149 23.8 17.8 69 6.0 19.7 345 5 297.0 299.3 292.9 334.3 12.93 2 997 175 22.6 17.6 73 5.0 19.2 345 5 296.0 298.3 292.5 332.9 12.80 3 925 823 16.4 15.2 93 1.2 15.6 345 6 296.1 298.2 291.7 330.2 11.82 4 909 972 15.0 15.0 100 0.0 15.0 341 8 296.1 298.3 291.8 330.3 11.88 5 898 1075 14.6 14.6 100 0.0 14.6 343 11 296.7 298.9 291.9 330.6 11.71 6 892 1132 13.8 11.8 88 2.0 12.6 344 12 296.5 298.3 290.2 324.8 9.79 7 864 1402 15.0 7.0 59 8.0 10.3 16 9 300.5 301.8 289.4 322.0 7.29 8 850 1541 16.4 -20.6 6 37.0 3.4 40 6 303.3 303.5 283.9 306.2 0.87 9 847 1571 16.6 -18.4 8 35.0 3.8 39 6 303.8 304.0 284.3 307.3 1.06 10 842 1621 16.0 1.0 36 15.0 8.0 38 7 303.7 304.6 288.3 318.6 4.88 11 811 1939 14.4 -4.6 26 19.0 5.3 30 13 305.3 305.9 287.3 315.7 3.35 12 700 3164 6.4 1.4 70 5.0 3.7 330 4 309.6 310.7 291.2 328.3 6.06 13 665 3582 3.8 -0.4 74 4.2 1.6 291 9 311.2 312.3 291.3 328.7 5.59 14 620 4148 1.0 -14.0 32 15.0 -4.8 270 11 314.3 314.7 289.1 321.2 2.09 15 597 4452 2.2 -39.8 3 42.0 -7.2 277 8 319.1 319.2 288.7 319.9 0.20 16 568 4854 2.0 -36.0 4 38.0 -7.4 269 8 323.5 323.5 290.2 324.6 0.31 17 500 5870 -4.5 -23.5 21 19.0 -10.5 250 7 327.6 327.8 292.2 331.6 1.15 18 462 6488 -9.1 -26.1 24 17.0 -13.9 261 4 329.3 329.5 292.5 332.8 0.98 19 410 7403 -14.7 -39.7 10 25.0 -19.3 239 14 333.5 333.6 293.0 334.7 0.30 20 400 7590 -15.9 -35.9 16 20.0 -19.9 215 17 334.3 334.4 293.3 336.0 0.45 21 364 8293 -21.5 -35.5 27 14.0 -24.1 214 16 336.0 336.1 293.8 337.9 0.51 22 359 8395 -21.5 -43.5 12 22.0 -24.7 222 16 337.3 337.4 293.9 338.2 0.23 23 351 8560 -22.9 -47.9 8 25.0 -26.0 235 16 337.6 337.6 293.9 338.2 0.14 24 300 9690 -32.1 -53.1 11 21.0 -33.8 220 20 340.1 340.2 294.4 340.5 0.09 25 251 10913 -43.3 -57.3 20 14.0 -43.9 220 31 341.3 341.3 294.7 341.6 0.07 26 250 10940 -43.5 -57.5 20 14.0 -44.1 220 31 341.4 341.4 294.7 341.7 0.06 27 240 11213 -45.3 -62.3 13 17.0 -45.9 220 32 342.7 342.7 295.0 342.9 0.04 28 220 11786 -50.7 -59.7 34 9.0 -51.0 218 22 343.0 343.0 295.1 343.2 0.06 29 207 12180 -53.3 -66.3 19 13.0 -53.6 216 14 345.0 345.0 295.5 345.1 0.02 30 200 12400 -55.5 -66.5 24 11.0 -55.7 215 9 344.9 344.9 295.5 345.0 0.02 31 177 13169 -62.7 -67.1 55 4.4 -62.7 213 7 345.3 345.3 295.6 345.4 0.03 32 159 13826 -66.7 -73.7 37 7.0 -66.8 160 13 349.3 349.3 296.5 349.4 0.01 33 150 14180 -66.1 -76.1 23 10.0 -66.2 200 28 356.2 356.2 298.0 356.3 0.01 34 107 16186 -72.7 -89.7 6 17.0 -72.8 205 29 379.8 379.8 302.2 379.8 0.00 35 100 16580 -74.5 -88.5 10 14.0 -74.5 210 18 383.8 383.8 302.9 383.8 0.00 36 94 16937 -76.3 -89.3 11 13.0 -76.3 220 18 387.1 387.1 303.3 387.1 0.00 37 87 17380 -77.1 -90.1 11 13.0 -77.1 202 18 394.2 394.2 304.4 394.2 0.00 38 70 18640 -72.1 -89.1 6 17.0 -72.2 150 19 430.1 430.1 308.9 430.1 0.00 39 54 20190 -67.9 -89.9 3 22.0 -68.1 119 15 473.0 473.0 312.9 473.0 0.00 40 50 20660 -62.5 -88.5 2 26.0 -62.9 110 14 496.2 496.2 314.7 496.2 0.00 41 48 20913 -60.5 -87.5 2 27.0 -61.0 108 15 506.8 506.8 315.4 506.8 0.00 42 41 21891 -62.1 -88.1 2 26.0 -62.6 98 19 526.2 526.2 316.7 526.2 0.00 43 31 23625 -60.7 -87.7 2 27.0 -61.5 82 25 573.8 573.8 319.3 573.8 0.01 44 30 23830 -59.7 -87.7 1 28.0 -60.6 80 26 581.9 581.9 319.8 581.9 0.01 45 20 26410 -52.9 -84.9 1 32.0 -55.6 95 28 674.3 674.3 323.6 674.4 0.01 46 17 27468 -48.9 -82.9 1 34.0 -53.2 719.2 719.2 325.0 719.4 0.02 TRP 94 16937 -76.3 -89.3 11 13.0 -76.3 220 18 387.1 387.1 303.3 387.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5721.00 m Freezing level: 547.08 mb = 5166.65 m = 16950.75 ft Wetbulb zero: 653.71 mb = 3720.48 m = 12206.15 ft Precipitable water: 1.15 inches Sfc-500 mean rel hum: 45.00 % Est. max temperature: 29.69 C = 85.45 F Sfc-Lift cond lev (LCL): 906.44 mb = 995.50 m = 3266.04 ft T: 14.91 C 700-500 lapse rate: 4.03 C/km ThetaE index: 24.40 C Layer 892.0- 847.0 mb Conv cond level (CCL): 916.00 mb = 906.25 m = 2973.23 ft Mean mixing ratio: 12.26 g/kg Conv temperature: 23.29 C = 73.92 F Cap Strength: 6.37 C Lifted Index: 6.03 C Risk: None Lifted Index @300 mb: 7.26 C Lifted Index @700 mb: 1.58 C Showalter Index: 19.87 C Risk: None Total Totals Index: 4.80 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: -16.10 C K Index: -4.70 Risk: None Sweat Index: 19.00 Risk: None Energy Index: 5.25 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.09 J/kg Max Up Vert Vel: 3.19 m/s Conv Inhibition (B-): 2.20 J/kg Cap Strength: 6.35 C Lift Cond Lev (LCL): 915.82 mb = 907.94 m = 2978.76 ft Lev Free Conv (LFC): 910.82 mb = 954.55 m = 3131.69 ft Equ Level (EL): 880.82 mb = 1238.58 m = 4063.54 ft B at Equ Level: 4.55 J/kg Max Parcel Lev (MPL): 860.82 mb = 1433.35 m = 4702.55 ft Wind level data Storm motion: 344 at 6 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 109 360 6 -0.0 -6.0 | 81 2 -1.7 -0.3 1 1000 149 345 5 1.3 -4.8 | 158 1 -0.4 0.9 2 925 823 345 6 1.6 -5.8 | 66 0 -0.1 -0.0 3 915 914 340 7 2.4 -6.6 | 318 1 0.7 -0.8 4 883 1219 345 14 3.6 -13.5 | 346 8 2.0 -7.8 5 850 1541 40 6 -3.9 -4.6 | 102 6 -5.5 1.2 6 792 2134 25 16 -6.8 -14.5 | 44 12 -8.4 -8.8 7 736 2743 30 1 -0.5 -0.9 | 156 5 -2.2 4.9 8 700 3164 330 4 2.0 -3.5 | 189 2 0.3 2.3 9 634 3962 255 14 13.5 3.6 | 232 15 11.9 9.4 10 610 4267 280 8 7.9 -1.4 | 235 8 6.2 4.4 11 500 5870 250 7 6.6 2.4 | 211 10 4.9 8.1 12 449 6706 265 3 3.0 0.3 | 192 6 1.3 6.0 13 415 7315 250 13 12.2 4.4 | 226 15 10.6 10.2 14 400 7590 215 17 9.8 13.9 | 202 21 8.1 19.7 15 398 7620 215 17 9.8 13.9 | 202 21 8.1 19.7 16 382 7925 215 21 12.0 17.2 | 204 25 10.4 23.0 17 366 8230 210 16 8.0 13.9 | 198 21 6.3 19.6 18 351 8534 235 16 13.1 9.2 | 217 19 11.4 14.9 19 300 9690 220 20 12.9 15.3 | 208 24 11.2 21.1 20 284 10058 215 20 11.5 16.4 | 204 24 9.8 22.1 21 250 10940 220 31 19.9 23.7 | 212 35 18.3 29.5 22 237 11278 220 32 20.6 24.5 | 212 36 18.9 30.3 23 200 12400 215 9 5.2 7.4 | 195 14 3.5 13.1 24 197 12497 210 10 5.0 8.7 | 193 15 3.3 14.4 25 187 12802 235 10 8.2 5.7 | 210 13 6.5 11.5 26 178 13106 215 6 3.4 4.9 | 189 11 1.8 10.7 27 170 13411 200 10 3.4 9.4 | 187 15 1.8 15.1 28 162 13716 160 13 -4.4 12.2 | 161 19 -6.1 18.0 29 154 14021 160 14 -4.8 13.2 | 161 20 -6.4 18.9 30 150 14180 200 28 9.6 26.3 | 194 33 7.9 32.1 31 146 14326 195 24 6.2 23.2 | 189 29 4.6 28.9 32 125 15240 225 26 18.4 18.4 | 215 29 16.7 24.1 33 113 15850 210 37 18.5 32.0 | 204 41 16.8 37.8 34 107 16154 205 30 12.7 27.2 | 198 35 11.0 32.9 35 100 16580 210 18 9.0 15.6 | 199 23 7.3 21.3 36 97 16764 210 18 9.0 15.6 | 199 23 7.3 21.3 37 94 16937 220 18 11.6 13.8 | 207 22 9.9 19.5 38 70 18640 150 19 -9.5 16.5 | 153 25 -11.2 22.2 39 50 20660 110 14 -13.2 4.8 | 125 18 -14.8 10.5 40 30 23830 80 26 -25.6 -4.5 | 93 27 -27.3 1.2 41 20 26410 95 28 -27.9 2.4 | 105 31 -29.6 8.2 Wind Parameters Mean winds (0-6000m): 313.9 at 8.0 knts Storm direction: 343.9 at 6.0 knts Shear (0-3000m) pos: 2.7 neg: 2.4 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 91.6 deg Storm rel helicity (0-3000m) pos: 35.8 neg: -15.3 tot: 20.5 m^2/s^2 ave: 6.8 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.96 Bulk Shear: 2.59 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 ------------------------------------------------------------------------------- 500 346 5 150 1| 0.0 1.6 1.6| 0.4 -0.0 0.4 0.7 0.64| 2.6 1.6 1000 344 6 348 0| 0.0 3.1 3.1| 1.1 -0.1 1.0 1.0 0.14| 4.6 0.7 1500 351 8 13 2| 3.2 2.1 5.3| 18.6 -0.1 18.5 12.3 0.55| 8.0 4.4 2000 4 9 38 4| 2.4 3.5 5.9| 18.6 -15.2 3.5 1.7 0.19| 8.3 1.6 2500 9 9 45 4| 3.3 2.8 6.1| 31.6 -15.2 16.4 6.6 0.32| 9.0 2.8 3000 9 8 55 3| 2.7 2.4 5.1| 35.8 -15.3 20.5 6.8 0.36| 8.5 3.0 4000 346 8 351 2| 2.1 2.2 4.2| 40.3 -25.7 14.6 3.7 0.27| 8.7 2.4 5000 328 8 294 3| 1.6 1.6 3.3| 40.5 -30.3 10.2 2.0 0.22| 7.5 1.7 6000 314 8 267 4| 1.4 1.2 2.6| 40.5 -35.3 5.2 0.9 0.19| 6.5 1.2 Wrote GIF file: /home/apache/climate/data/raob//YSNF/skewt/YSNF.skewt.20251221.23.gif