UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for CYJT... Searching the city database file for: CYJT ... Date:1200Z 4 DEC 25 Station: CYJT WMO ident: 71815 Latitude: 48.57 Longitude: -58.57 Elevation: 57.00 ------------------------------------------------------------------------------- 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 57 -3.5 -4.3 94 0.8 -3.8 45 2 269.3 269.8 269.1 276.8 2.76 1 1000 89 -3.3 -4.0 95 0.7 -3.6 65 3 269.9 270.3 269.6 277.5 2.84 2 977 273 -3.9 -3.9 100 0.0 -3.9 171 6 271.0 271.5 270.5 279.0 2.93 3 944 544 -5.1 -5.1 100 0.0 -5.1 256 11 272.5 273.0 271.2 280.1 2.77 4 925 703 -6.1 -8.5 83 2.4 -6.8 280 13 273.1 273.4 270.6 279.1 2.17 5 919 754 -6.3 -9.2 80 2.9 -7.2 279 13 273.4 273.7 270.6 279.1 2.07 6 850 1358 -11.5 -11.7 98 0.2 -11.6 250 11 274.1 274.4 270.7 279.2 1.83 7 837 1476 -12.5 -12.5 100 0.0 -12.5 250 10 274.3 274.5 270.7 279.2 1.75 8 813 1697 -14.3 -15.0 94 0.7 -14.5 259 15 274.6 274.9 270.4 278.8 1.46 9 806 1763 -13.1 -27.1 30 14.0 -15.4 262 16 276.6 276.7 270.0 278.1 0.51 10 793 1887 -12.5 -28.5 25 16.0 -15.2 264 19 278.5 278.6 271.1 279.9 0.46 11 757 2242 -12.5 -35.5 13 23.0 -15.7 260 26 282.3 282.3 272.9 283.0 0.25 12 756 2252 -12.3 -33.3 16 21.0 -15.4 260 27 282.6 282.6 273.2 283.5 0.30 13 753 2282 -12.3 -18.3 61 6.0 -13.7 260 27 282.9 283.1 274.8 286.5 1.20 14 750 2312 -12.3 -21.3 47 9.0 -14.2 260 27 283.2 283.4 274.6 286.0 0.93 15 748 2333 -12.3 -18.3 61 6.0 -13.7 260 28 283.4 283.6 275.1 287.0 1.21 16 743 2384 -12.3 -32.3 17 20.0 -15.4 260 28 284.0 284.0 274.0 285.1 0.34 17 737 2446 -12.1 -15.6 75 3.5 -13.0 260 29 284.9 285.1 276.3 289.4 1.54 18 700 2840 -11.9 -17.9 61 6.0 -13.4 255 35 289.3 289.5 278.3 293.4 1.33 19 697 2873 -11.9 -18.9 56 7.0 -13.6 255 35 289.7 289.9 278.3 293.4 1.23 20 668 3196 -13.7 -18.5 67 4.8 -14.9 257 37 291.2 291.4 279.2 295.3 1.33 21 634 3591 -15.7 -21.7 60 6.0 -17.0 260 40 293.3 293.5 279.8 296.6 1.06 22 625 3699 -14.9 -28.9 29 14.0 -17.4 260 40 295.4 295.5 280.1 297.2 0.56 23 615 3821 -15.3 -31.3 24 16.0 -18.0 260 41 296.3 296.4 280.4 297.8 0.45 24 607 3919 -15.3 -33.3 20 18.0 -18.2 260 41 297.4 297.5 280.8 298.7 0.38 25 546 4707 -22.1 -30.1 48 8.0 -23.4 263 47 298.5 298.6 281.5 300.4 0.57 26 536 4843 -22.3 -39.3 20 17.0 -24.3 261 45 299.8 299.9 281.6 300.6 0.24 27 511 5192 -24.5 -46.5 11 22.0 -26.5 260 45 301.3 301.3 282.0 301.7 0.11 28 500 5350 -25.5 -40.5 23 15.0 -27.1 260 45 301.9 302.0 282.5 302.7 0.22 29 498 5379 -25.5 -41.5 21 16.0 -27.1 260 45 302.3 302.3 282.6 303.0 0.20 30 472 5767 -28.9 -38.9 38 10.0 -29.9 260 47 302.8 302.8 282.9 303.7 0.28 31 466 5858 -29.9 -35.9 56 6.0 -30.6 260 48 302.6 302.7 283.0 303.9 0.38 32 446 6170 -32.9 -37.3 65 4.4 -33.3 259 49 302.7 302.7 283.0 303.9 0.35 33 429 6443 -34.5 -37.7 73 3.2 -34.8 255 49 304.0 304.1 283.5 305.2 0.35 34 400 6930 -37.9 -42.1 65 4.2 -38.2 260 66 305.7 305.8 284.0 306.6 0.24 35 360 7645 -43.9 -48.8 58 4.9 -44.1 260 77 307.0 307.1 284.4 307.5 0.13 36 306 8713 -52.7 -55.4 72 2.7 -52.8 261 96 309.3 309.3 285.1 309.6 0.07 37 300 8840 -53.3 -56.5 68 3.2 -53.4 260 98 310.2 310.2 285.5 310.5 0.06 38 268 9558 -59.1 -63.6 56 4.5 -59.2 255 102 311.9 311.9 286.1 312.0 0.03 39 266 9605 -58.5 -61.4 69 2.9 -58.5 255 102 313.5 313.5 286.6 313.6 0.04 40 265 9629 -58.5 -62.4 61 3.9 -58.6 255 102 313.8 313.8 286.7 313.9 0.03 41 263 9677 -57.1 -71.1 15 14.0 -57.2 255 103 316.6 316.6 287.6 316.6 0.01 42 262 9701 -56.8 -73.2 11 16.3 -57.0 255 103 317.3 317.3 287.9 317.3 0.01 43 260 9750 -56.3 -77.3 5 21.0 -56.5 255 103 318.8 318.8 288.3 318.8 0.00 44 250 10000 -55.1 -74.1 8 19.0 -55.3 260 95 324.1 324.2 290.0 324.2 0.01 45 247 10077 -54.9 -74.9 7 20.0 -55.1 261 93 325.6 325.6 290.5 325.6 0.01 46 223 10735 -51.9 -78.9 3 27.0 -52.2 263 75 339.8 339.8 294.3 339.8 0.00 47 204 11312 -52.3 -80.3 2 28.0 -52.7 255 68 348.0 348.0 296.2 348.0 0.00 48 200 11440 -51.5 -81.5 2 30.0 -51.9 255 69 351.2 351.2 296.9 351.2 0.00 49 196 11571 -51.1 -81.1 2 30.0 -51.5 254 70 353.9 353.9 297.5 353.9 0.00 50 170 12490 -53.5 -82.5 2 29.0 -53.9 252 66 364.6 364.6 299.6 364.6 0.00 51 153 13172 -50.9 -82.9 1 32.0 -51.5 255 62 380.2 380.2 302.3 380.2 0.00 52 150 13300 -51.9 -82.9 1 31.0 -52.4 255 64 380.6 380.6 302.3 380.7 0.00 53 130 14219 -55.1 -85.1 1 30.0 -55.5 246 54 390.8 390.8 303.9 390.8 0.00 54 100 15890 -55.9 -85.9 1 30.0 -56.4 265 46 419.7 419.7 307.7 419.7 0.00 55 79 17385 -58.1 -87.1 1 29.0 -58.6 265 38 444.4 444.4 310.3 444.5 0.00 56 72 17971 -56.9 -86.9 1 30.0 -57.5 265 30 458.9 458.9 311.7 459.0 0.00 57 70 18150 -57.1 -86.1 1 29.0 -57.7 240 33 462.2 462.2 312.0 462.2 0.00 58 55 19664 -60.5 -88.5 1 28.0 -61.0 277 32 487.4 487.4 314.0 487.5 0.00 59 50 20260 -59.1 -88.1 1 29.0 -59.7 245 37 504.2 504.2 315.2 504.2 0.00 60 46 20785 -57.5 -87.5 1 30.0 -58.3 258 37 520.2 520.2 316.3 520.3 0.00 61 40 21662 -60.5 -88.5 1 28.0 -61.2 266 40 533.9 533.9 317.2 533.9 0.00 62 35 22501 -56.9 -87.9 1 31.0 -58.0 284 34 564.1 564.1 318.9 564.1 0.00 63 30 23470 -60.3 -88.3 1 28.0 -61.2 275 14 580.3 580.3 319.7 580.3 0.01 64 28 23898 -60.9 -88.9 1 28.0 -61.8 267 18 590.1 590.1 320.2 590.2 0.01 65 20 25990 -59.3 -89.3 1 30.0 -60.7 305 28 654.7 654.7 322.9 654.7 0.01 66 12 29220 -56.3 -87.3 1 31.0 -59.2 307 37 768.3 768.3 326.4 768.4 0.02 67 11 29777 -53.5 -86.5 1 33.0 -57.4 311 46 797.8 797.8 327.2 798.0 0.02 68 10 30390 -54.5 -86.5 1 32.0 -58.3 315 56 816.1 816.1 327.6 816.3 0.02 69 7.7 32038 -61.3 -89.3 1 28.0 -63.8 852.1 852.1 328.4 852.3 0.02 70 6.6 32996 -60.5 -89.5 1 29.0 -63.5 893.9 893.9 329.3 894.0 0.02 71 5.8 33811 -55.1 -87.1 1 32.0 -60.3 951.1 951.1 330.4 951.4 0.03 72 5.3 34386 -56.1 -88.1 1 32.0 -61.2 971.4 971.5 330.7 971.8 0.03 73 4.9 34890 -51.7 -85.7 1 34.0 -59.0 1013.6 1013.7 331.4 1014.2 0.05 74 4.5 35441 -52.5 -86.5 1 34.0 -59.7 1034.9 1034.9 331.7 1035.4 0.05 TRP 268 9558 -59.1 -63.6 56 4.5 -59.2 255 102 311.9 311.9 286.1 312.0 0.03 WND 262 9701 -56.8 -73.2 11 16.3 -57.0 255 103 317.3 317.3 287.9 317.3 0.01 Sounding variables and indices 1000-500 mb thick: 5261.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.28 inches Sfc-500 mean rel hum: 56.24 % Est. max temperature: 1.22 C = 34.20 F Sfc-Lift cond lev (LCL): 991.24 mb = 158.57 m = 520.25 ft T: -3.53 C 700-500 lapse rate: 5.42 C/km ThetaE index: 1.97 C Layer 743.0- 737.0 mb Conv cond level (CCL): 922.38 mb = 725.22 m = 2379.31 ft Mean mixing ratio: 2.61 g/kg Conv temperature: 0.36 C = 32.65 F Cap Strength: 18.78 C Lifted Index: 19.13 C Risk: None Lifted Index @300 mb: 22.09 C Lifted Index @700 mb: 11.46 C Showalter Index: 19.01 C Risk: None Total Totals Index: 27.80 C Risk: None Vertical Totals Index: 14.00 C Cross Totals Index: 13.80 C K Index: -3.70 Risk: None Sweat Index: 67.00 Risk: None Energy Index: 4.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.46 J/kg Max Up Vert Vel: 5.38 m/s Conv Inhibition (B-): 73210.11 J/kg Cap Strength: 19.16 C Lift Cond Lev (LCL): 940.30 mb = 574.32 m = 1884.22 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 290 at 23 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 57 45 2 -1.4 -1.4 | 106 24 -23.3 6.6 1 1000 89 65 3 -2.7 -1.3 | 105 25 -24.6 6.7 2 973 305 190 6 1.0 5.9 | 124 25 -20.8 13.9 3 936 610 275 12 12.0 -1.0 | 125 12 -9.9 6.9 4 925 703 280 13 12.8 -2.3 | 122 11 -9.0 5.7 5 900 914 275 11 11.0 -1.0 | 123 13 -10.9 7.0 6 865 1219 255 13 12.6 3.4 | 141 15 -9.3 11.3 7 850 1358 250 11 10.3 3.8 | 136 16 -11.5 11.7 8 832 1524 250 10 9.4 3.4 | 132 17 -12.5 11.4 9 799 1829 265 18 17.9 1.6 | 158 10 -3.9 9.5 10 768 2134 260 25 24.6 4.3 | 193 13 2.8 12.3 11 738 2438 260 29 28.6 5.0 | 207 15 6.7 13.0 12 709 2743 260 29 28.6 5.0 | 207 15 6.7 13.0 13 700 2840 255 35 33.8 9.1 | 215 21 12.0 17.0 14 627 3658 260 40 39.4 6.9 | 230 23 17.5 14.9 15 578 4267 260 43 42.3 7.5 | 233 26 20.5 15.4 16 555 4572 265 49 48.8 4.3 | 246 30 27.0 12.2 17 533 4877 260 44 43.3 7.6 | 234 27 21.5 15.6 18 500 5350 260 45 44.3 7.8 | 235 27 22.5 15.8 19 450 6096 260 49 48.3 8.5 | 238 31 26.4 16.5 20 431 6401 255 48 46.4 12.4 | 230 32 24.5 20.4 21 400 6930 260 66 65.0 11.5 | 246 47 43.1 19.4 22 361 7620 260 77 75.8 13.4 | 248 58 54.0 21.3 23 344 7925 265 87 86.7 7.6 | 257 67 64.8 15.6 24 300 8840 260 98 96.5 17.0 | 251 79 74.7 25.0 25 286 9144 255 99 95.6 25.6 | 246 81 73.8 33.6 26 268 9558 255 102 98.5 26.4 | 246 84 76.7 34.4 27 262 9701 255 103 99.5 26.7 | 246 85 77.6 34.6 28 260 9754 255 103 99.5 26.7 | 246 85 77.6 34.6 29 250 10000 260 95 93.6 16.5 | 251 76 71.7 24.5 30 225 10668 265 78 77.7 6.8 | 255 58 55.9 14.8 31 215 10973 255 64 61.8 16.6 | 238 47 40.0 24.5 32 200 11440 255 69 66.6 17.9 | 240 52 44.8 25.8 33 178 12192 250 75 70.5 25.7 | 235 59 48.6 33.6 34 162 12802 255 57 55.1 14.8 | 236 40 33.2 22.7 35 150 13300 255 64 61.8 16.6 | 238 47 40.0 24.5 36 147 13411 250 67 63.0 22.9 | 233 51 41.1 30.9 37 128 14326 245 52 47.1 22.0 | 220 39 25.3 29.9 38 122 14630 240 61 52.8 30.5 | 219 49 31.0 38.5 39 116 14935 245 66 59.8 27.9 | 227 52 38.0 35.9 40 111 15240 255 55 53.1 14.2 | 235 38 31.3 22.2 41 101 15850 245 49 44.4 20.7 | 218 36 22.6 28.7 42 100 15890 265 46 45.8 4.0 | 243 27 24.0 12.0 43 96 16154 265 46 45.8 4.0 | 243 27 24.0 12.0 44 91 16459 255 37 35.7 9.6 | 218 22 13.9 17.5 45 87 16764 240 49 42.4 24.5 | 212 38 20.6 32.5 46 79 17374 265 38 37.9 3.3 | 235 20 16.0 11.3 47 75 17678 260 30 29.5 5.2 | 210 15 7.7 13.2 48 72 17983 265 30 29.9 2.6 | 217 13 8.0 10.6 49 70 18150 240 33 28.6 16.5 | 195 25 6.7 24.5 50 68 18288 240 31 26.8 15.5 | 192 24 5.0 23.5 51 65 18593 235 40 32.8 22.9 | 199 33 10.9 30.9 52 59 19202 250 48 45.1 16.4 | 224 34 23.3 24.4 53 56 19507 280 31 30.5 -5.4 | 253 9 8.7 2.6 54 51 20117 270 33 33.0 -0.0 | 234 14 11.2 8.0 55 50 20260 245 37 33.5 15.6 | 206 26 11.7 23.6 56 49 20422 240 34 29.4 17.0 | 197 26 7.6 25.0 57 46 20726 260 36 35.5 6.3 | 224 20 13.6 14.2 58 44 21031 250 40 37.6 13.7 | 216 27 15.7 21.6 59 42 21336 255 28 27.0 7.2 | 199 16 5.2 15.2 60 38 21946 275 51 50.8 -4.4 | 263 29 29.0 3.5 61 35 22555 285 32 30.9 -8.3 | 272 9 9.1 -0.3 62 33 22860 295 17 15.4 -7.2 | 97 6 -6.4 0.8 63 31 23165 275 10 10.0 -0.9 | 121 14 -11.9 7.1 64 30 23470 260 16 15.8 2.8 | 150 12 -6.1 10.7 65 30 23470 275 14 13.9 -1.2 | 130 10 -7.9 6.7 66 29 23774 275 15 14.9 -1.3 | 134 10 -6.9 6.7 67 27 24079 255 23 22.2 6.0 | 182 14 0.4 13.9 68 22 25298 310 23 17.6 -14.8 | 32 8 -4.2 -6.8 69 20 25908 290 21 19.7 -7.2 | 110 2 -2.1 0.8 70 20 25990 305 28 22.9 -16.1 | 352 8 1.1 -8.1 71 18 26822 320 26 16.7 -19.9 | 23 13 -5.1 -11.9 72 16 27432 310 35 26.8 -22.5 | 341 15 5.0 -14.5 73 15 27737 305 41 33.6 -23.5 | 323 19 11.7 -15.5 74 14 28042 325 35 20.1 -28.7 | 5 21 -1.8 -20.7 75 13 28651 320 26 16.7 -19.9 | 23 13 -5.1 -11.9 76 13 28956 305 32 26.2 -18.4 | 337 11 4.4 -10.4 77 10 30390 315 56 39.6 -39.6 | 331 36 17.7 -31.6 Wind Parameters Mean winds (0-6000m): 260.0 at 31.0 knts Storm direction: 290.0 at 23.3 knts Shear (0-3000m) pos: 2.4 neg: 4.4 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 113.4 deg Storm rel helicity (0-3000m) pos: 163.0 neg: -14.5 tot: 148.6 m^2/s^2 ave: 49.5 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 10.7 stream: 5.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.16 Bulk Shear: 91.96 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 ------------------------------------------------------------------------------- 500 221 6 126 22| 0.0 13.0 13.0| 78.9 -1.1 77.8 155.6 0.52| 22.9 11.9 1000 264 9 125 16| 0.7 6.5 7.2| 86.0 -7.9 78.2 78.2 0.39| 15.3 6.0 1500 260 10 129 15| 0.5 4.1 4.6| 93.9 -14.5 79.4 53.0 0.34| 12.1 4.2 2000 261 12 134 14| 3.5 3.1 6.7|127.1 -14.5 112.6 56.3 0.47| 12.5 5.8 2500 260 15 146 13| 2.8 3.7 6.5|144.2 -14.5 129.7 51.9 0.51| 11.2 5.7 3000 259 18 159 12| 2.4 4.4 6.7|163.0 -14.5 148.6 49.5 0.50| 10.7 5.4 4000 259 23 185 12| 2.6 3.3 5.8|192.9 -14.5 178.5 44.6 0.53| 8.9 4.7 5000 260 28 203 14| 2.8 2.4 5.2|238.5 -53.7 184.8 37.0 0.45| 8.5 3.9 6000 260 31 213 16| 2.3 2.3 4.7|252.1 -53.7 198.4 33.1 0.45| 7.5 3.4 Wrote GIF file: /home/apache/climate/data/raob//CYJT/skewt/CYJT.skewt.20251204.12.gif