UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121112.upa.cvt Date: 1200Z 11 DEC 25 Searching for CYJT... Searching the city database file for: CYJT ... Date:1200Z 11 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 ------------------------------------------------------------------------------- 0 1000 -24 SFC 990 57 3.6 1.8 88 1.8 2.8 110 6 277.5 278.3 276.5 289.6 4.40 2 948 411 4.6 0.9 77 3.7 2.9 155 31 282.0 282.8 278.6 294.0 4.30 3 925 611 3.6 0.3 79 3.3 2.1 175 36 283.0 283.7 279.0 294.8 4.22 4 851 1283 -1.3 -1.3 100 0.0 -1.3 204 36 284.7 285.4 279.7 296.2 4.08 5 850 1292 -1.5 -1.5 100 0.0 -1.5 205 36 284.6 285.3 279.6 296.0 4.03 6 756 2218 -6.5 -7.1 95 0.6 -6.7 214 43 288.9 289.4 280.3 297.5 2.97 7 744 2343 -5.5 -7.4 86 1.9 -6.2 220 43 291.3 291.8 281.3 300.0 2.94 8 700 2820 -7.7 -9.2 89 1.5 -8.2 235 37 294.0 294.4 282.2 302.1 2.72 9 673 3125 -9.9 -10.7 94 0.8 -10.2 235 36 294.8 295.3 282.3 302.4 2.51 10 500 5360 -23.9 -26.0 83 2.1 -24.3 240 70 303.9 304.1 284.1 306.9 0.92 11 467 5855 -26.3 -28.7 80 2.4 -26.7 240 87 306.9 307.1 285.1 309.5 0.77 12 462 5933 -25.5 -27.8 81 2.3 -25.9 240 90 308.9 309.0 285.9 311.7 0.84 13 400 6960 -33.3 -37.0 69 3.7 -33.7 240 103 311.7 311.8 286.4 313.1 0.40 14 396 7030 -34.1 -37.0 75 2.9 -34.4 240 103 311.6 311.6 286.4 313.0 0.40 15 392 7102 -34.5 -38.5 67 4.0 -34.9 240 103 311.9 312.0 286.5 313.2 0.35 16 329 8300 -44.9 -48.0 71 3.1 -45.0 237 123 313.7 313.7 286.8 314.2 0.15 17 300 8910 -49.7 -53.9 61 4.2 -49.8 235 134 315.3 315.3 287.3 315.6 0.08 18 296 8998 -50.5 -55.0 59 4.5 -50.6 237 135 315.4 315.4 287.3 315.7 0.07 19 265 9710 -55.0 -60.7 49 5.7 -55.1 240 159 318.9 318.9 288.5 319.1 0.04 20 258 9880 -56.1 -62.1 47 6.0 -56.2 242 153 319.8 319.8 288.7 319.9 0.03 21 250 10080 -56.9 -64.9 36 8.0 -57.0 245 144 321.5 321.5 289.2 321.6 0.02 22 242 10285 -58.1 -71.1 17 13.0 -58.2 245 142 322.7 322.7 289.6 322.7 0.01 23 234 10496 -59.7 -69.7 26 10.0 -59.8 245 139 323.4 323.4 289.8 323.4 0.01 24 206 11286 -62.1 -74.1 19 12.0 -62.2 255 112 331.6 331.6 292.2 331.6 0.01 25 202 11408 -60.1 -77.1 9 17.0 -60.2 255 101 336.6 336.6 293.5 336.7 0.01 26 200 11470 -60.5 -77.5 9 17.0 -60.6 255 96 337.0 337.0 293.6 337.0 0.00 27 190 11790 -61.7 -78.7 9 17.0 -61.8 251 87 340.0 340.0 294.3 340.0 0.00 28 169 12522 -58.9 -82.9 3 24.0 -59.1 250 84 356.2 356.2 298.0 356.3 0.00 29 150 13270 -60.7 -84.7 3 24.0 -60.9 255 74 365.5 365.5 299.8 365.5 0.00 30 145 13480 -61.5 -84.5 3 23.0 -61.7 254 73 367.7 367.7 300.1 367.7 0.00 31 122 14550 -60.9 -84.9 3 24.0 -61.1 248 69 387.4 387.4 303.4 387.4 0.00 32 103 15590 -65.1 -86.1 4 21.0 -65.3 250 73 398.6 398.6 305.0 398.6 0.00 33 100 15770 -65.1 -87.1 3 22.0 -65.3 255 72 401.9 401.9 305.5 402.0 0.00 34 96 16019 -65.5 -86.5 4 21.0 -65.7 255 72 405.9 405.9 306.0 405.9 0.00 35 70 17960 -62.5 -88.5 2 26.0 -62.8 260 60 450.7 450.7 310.9 450.7 0.00 36 60 18911 -60.1 -88.1 1 28.0 -60.6 240 65 476.4 476.4 313.1 476.4 0.00 37 50 20040 -61.5 -88.5 2 27.0 -62.0 245 51 498.6 498.6 314.8 498.6 0.00 38 37 21900 -64.1 -90.1 2 26.0 -64.6 236 49 536.7 536.7 317.3 536.7 0.00 39 30 23190 -62.9 -89.9 1 27.0 -63.6 230 54 573.2 573.2 319.3 573.2 0.00 40 26 24075 -60.9 -88.9 1 28.0 -61.9 245 61 602.8 602.8 320.7 602.8 0.01 41 20 25700 -62.5 -89.5 1 27.0 -63.5 235 69 644.9 644.9 322.5 644.9 0.01 42 17 26704 -62.9 -89.9 1 27.0 -64.0 244 72 674.3 674.3 323.6 674.3 0.01 43 15 27482 -59.3 -89.3 1 30.0 -61.1 249 65 710.8 710.8 324.8 710.9 0.01 44 15 27482 -59.9 -88.9 1 29.0 -61.6 249 65 708.8 708.8 324.7 708.9 0.01 45 12 28878 -59.9 -88.9 1 29.0 -61.9 236 91 755.5 755.5 326.1 755.6 0.01 46 11 29426 -56.5 -87.5 1 31.0 -59.5 239 73 786.9 786.9 326.9 787.0 0.02 47 10 30030 -57.5 -87.5 1 30.0 -60.4 225 93 804.9 804.9 327.4 805.1 0.02 48 9.0 30693 -59.1 -88.1 1 29.0 -61.9 823.4 823.4 327.8 823.5 0.02 49 8.6 30981 -54.1 -87.1 1 33.0 -58.5 853.6 853.7 328.5 853.9 0.02 50 7.7 31684 -58.5 -87.5 1 29.0 -61.7 863.4 863.4 328.7 863.6 0.02 51 7.3 32022 -54.5 -87.5 1 33.0 -59.2 893.0 893.0 329.3 893.2 0.03 52 6.3 32964 -55.3 -87.3 1 32.0 -60.2 928.0 928.0 329.9 928.3 0.03 53 5.0 34444 -53.7 -85.7 1 32.0 -60.0 998.7 998.7 331.2 999.2 0.05 54 4.9 34575 -49.1 -85.1 1 36.0 -57.7 1025.5 1025.6 331.6 1026.2 0.06 55 4.3 35437 -46.9 -83.9 1 37.0 -57.3 1075.0 1075.1 332.3 1076.0 0.08 56 4.1 35752 -47.5 -83.5 1 36.0 -57.8 1086.9 1086.9 332.5 1088.0 0.09 TRP 206 11286 -62.1 -74.1 19 12.0 -62.2 255 112 331.6 331.6 292.2 331.6 0.01 WND 265 9710 -55.0 -60.7 49 5.7 -55.1 240 159 318.9 318.9 288.5 319.1 0.04 Sounding variables and indices 1000-500 mb thick: 5384.00 m Freezing level: 870.63 mb = 1104.43 m = 3623.43 ft Wetbulb zero: 879.42 mb = 1017.98 m = 3339.79 ft Precipitable water: 0.62 inches Sfc-500 mean rel hum: 89.53 % Est. max temperature: 11.04 C = 51.87 F Sfc-Lift cond lev (LCL): 962.77 mb = 284.54 m = 933.53 ft T: 4.24 C 700-500 lapse rate: 6.38 C/km ThetaE index: 0.27 C Layer 850.0- 756.0 mb Conv cond level (CCL): 862.42 mb = 1175.27 m = 3855.82 ft Mean mixing ratio: 4.27 g/kg Conv temperature: 10.45 C = 50.82 F Cap Strength: 5.61 C Lifted Index: 9.60 C Risk: None Lifted Index @300 mb: 15.41 C Lifted Index @700 mb: 5.58 C Showalter Index: 7.90 C Risk: None Total Totals Index: 44.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.40 C Cross Totals Index: 22.40 C K Index: 19.40 Risk: < 20 % chance of thunderstorms Sweat Index: 238.70 Risk: None Energy Index: 2.25 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.11 J/kg Max Up Vert Vel: 6.94 m/s Conv Inhibition (B-): 69398.73 J/kg Cap Strength: 9.35 C Lift Cond Lev (LCL): 898.02 mb = 849.47 m = 2786.95 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 256 at 34 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 ---------------------------------------------------------- 0 990 57 110 6 -5.6 2.1 | 81 40 -39.0 -6.1 1 960 305 145 29 -16.6 23.8 | 107 52 -50.0 15.6 2 925 610 175 36 -3.1 35.9 | 127 46 -36.5 27.7 3 925 611 175 36 -3.1 35.9 | 127 46 -36.5 27.7 4 891 914 185 34 3.0 33.9 | 130 40 -30.4 25.7 5 858 1219 200 35 12.0 32.9 | 139 33 -21.4 24.7 6 850 1292 205 36 15.2 32.6 | 143 30 -18.2 24.5 7 794 1829 210 43 21.5 37.2 | 158 31 -11.9 29.1 8 764 2134 210 43 21.5 37.2 | 158 31 -11.9 29.1 9 735 2438 225 43 30.4 30.4 | 172 22 -3.0 22.2 10 707 2743 240 38 32.9 19.0 | 177 11 -0.5 10.8 11 700 2820 235 37 30.3 21.2 | 167 13 -3.1 13.1 12 626 3658 235 34 27.9 19.5 | 154 13 -5.5 11.3 13 578 4267 235 43 35.2 24.7 | 186 17 1.8 16.5 14 533 4877 240 57 49.4 28.5 | 218 26 16.0 20.3 15 512 5182 240 64 55.4 32.0 | 223 32 22.0 23.8 16 500 5360 240 70 60.6 35.0 | 225 38 27.2 26.8 17 451 6096 240 96 83.1 48.0 | 231 64 49.7 39.8 18 400 6960 240 103 89.2 51.5 | 232 71 55.8 43.3 19 380 7315 240 102 88.3 51.0 | 232 70 54.9 42.8 20 363 7620 240 112 97.0 56.0 | 233 80 63.6 47.8 21 300 8910 235 134 109.8 76.9 | 228 103 76.4 68.7 22 289 9144 240 136 117.8 68.0 | 235 103 84.4 59.8 23 265 9710 240 159 137.7 79.5 | 236 126 104.3 71.3 24 263 9754 240 159 137.7 79.5 | 236 126 104.3 71.3 25 250 10080 245 144 130.5 60.9 | 242 110 97.1 52.7 26 227 10668 245 137 124.2 57.9 | 241 104 90.8 49.7 27 206 11278 250 118 110.9 40.4 | 247 84 77.5 32.2 28 206 11286 255 112 108.2 29.0 | 254 78 74.8 20.8 29 200 11470 255 96 92.7 24.8 | 254 62 59.3 16.7 30 187 11887 250 84 78.9 28.7 | 246 50 45.5 20.6 31 178 12192 250 94 88.3 32.1 | 246 60 54.9 24.0 32 162 12802 250 75 70.5 25.7 | 245 41 37.1 17.5 33 150 13270 255 74 71.5 19.2 | 254 40 38.1 11.0 34 126 14326 250 67 63.0 22.9 | 243 33 29.6 14.8 35 109 15240 240 75 65.0 37.5 | 227 43 31.6 29.3 36 100 15770 255 72 69.5 18.6 | 254 38 36.2 10.5 37 94 16154 255 72 69.5 18.6 | 254 38 36.2 10.5 38 73 17678 270 61 61.0 -0.0 | 286 29 27.6 -8.2 39 70 17960 260 60 59.1 10.4 | 265 26 25.7 2.3 40 66 18288 255 58 56.0 15.0 | 253 24 22.6 6.9 41 63 18593 240 61 52.8 30.5 | 221 30 19.4 22.3 42 57 19202 240 69 59.8 34.5 | 225 37 26.4 26.3 43 50 20040 245 51 46.2 21.6 | 224 19 12.8 13.4 44 49 20117 240 51 44.2 25.5 | 212 20 10.8 17.3 45 45 20726 260 47 46.3 8.2 | 270 13 12.9 0.0 46 41 21336 245 40 36.3 16.9 | 198 9 2.9 8.7 47 37 21946 235 50 41.0 28.7 | 200 22 7.6 20.5 48 33 22555 255 53 51.2 13.7 | 253 19 17.8 5.6 49 30 23165 225 47 33.2 33.2 | 180 25 -0.2 25.1 50 30 23190 230 54 41.4 34.7 | 197 28 8.0 26.6 51 27 23774 240 62 53.7 31.0 | 222 31 20.3 22.8 52 25 24384 250 59 55.4 20.2 | 241 25 22.1 12.0 53 21 25298 240 55 47.6 27.5 | 216 24 14.2 19.3 54 20 25700 235 69 56.5 39.6 | 216 39 23.1 31.4 55 18 26213 240 75 65.0 37.5 | 227 43 31.6 29.3 56 15 27432 250 67 63.0 22.9 | 243 33 29.6 14.8 57 14 27737 245 58 52.6 24.5 | 230 25 19.2 16.4 58 14 28042 255 64 61.8 16.6 | 254 30 28.4 8.4 59 12 28956 235 93 76.2 53.3 | 223 62 42.8 45.2 60 11 29566 240 68 58.9 34.0 | 225 36 25.5 25.8 61 10 30030 225 93 65.8 65.8 | 209 66 32.4 57.6 62 9 30175 230 90 68.9 57.9 | 216 61 35.6 49.7 Wind Parameters Mean winds (0-6000m): 226.3 at 45.8 knts Storm direction: 256.3 at 34.4 knts Shear (0-3000m) pos: 6.8 neg: 0.0 tot: 6.8 10-3/s Storm rel Dir Shear (0-3000m): 82.2 deg Storm rel helicity (0-3000m) pos: 707.4 neg: -9.7 tot: 697.7 m^2/s^2 ave: 232.6 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 16.4 stream: 10.6 10^-3/s Energy-Hel index: 0.10 Bulk Rich Number: 0.09 Bulk Shear: 278.55 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 ------------------------------------------------------------------------------- 500 152 25 107 47| 33.1 0.0 33.1|451.6 0.0 451.6 903.3 0.89| 41.3 36.6 1000 170 30 119 44| 17.6 0.0 17.6|542.2 0.0 542.2 542.2 0.81| 27.7 22.4 1500 183 32 127 40| 13.9 0.0 13.9|620.0 0.0 620.0 413.3 0.80| 22.5 18.1 2000 191 35 134 37| 11.4 0.0 11.4|652.4 0.0 652.4 326.2 0.81| 17.9 14.6 2500 198 36 140 34| 9.1 0.0 9.1|705.4 0.0 705.4 282.2 0.75| 17.6 13.2 3000 205 37 144 31| 6.8 0.0 6.8|707.4 -9.7 697.7 232.6 0.65| 16.4 10.6 4000 213 36 149 26| 5.1 0.5 5.6|726.9 -16.8 710.1 177.5 0.63| 13.3 8.4 5000 220 39 159 23| 6.3 0.4 6.7|809.2 -16.8 792.4 158.5 0.64| 12.9 8.3 6000 226 46 179 24| 5.3 3.2 8.5|894.5 -16.8 877.7 146.3 0.55| 13.6 7.5 Wrote GIF file: /home/apache/climate/data/raob//CYJT/skewt/CYJT.skewt.20251211.12.gif