UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for CYJT... Searching the city database file for: CYJT ... Date:1200Z 27 APR 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 1003 57 4.0 2.7 91 1.3 3.4 90 8 276.9 277.7 276.4 289.5 4.63 1 1000 81 4.4 2.8 89 1.6 3.7 90 12 277.5 278.3 276.8 290.3 4.68 2 925 712 1.2 1.2 100 0.0 1.2 150 48 280.5 281.3 278.2 293.0 4.51 3 917 782 0.8 0.8 100 0.0 0.8 157 51 280.8 281.6 278.2 293.1 4.42 4 897 960 3.4 3.4 100 0.0 3.4 172 57 285.3 286.2 281.5 300.6 5.45 5 850 1396 2.4 2.4 100 0.0 2.4 190 59 288.7 289.6 283.0 303.9 5.35 6 774 2153 1.6 1.4 99 0.2 1.5 230 29 295.6 296.6 285.9 311.7 5.47 7 700 2958 -2.1 -2.1 100 0.0 -2.1 215 31 300.2 301.0 286.8 314.2 4.68 8 609 4060 -5.9 -6.6 95 0.7 -6.2 265 31 308.0 308.7 288.7 319.9 3.83 9 578 4468 -8.1 -8.3 98 0.2 -8.2 265 33 310.0 310.7 289.1 321.2 3.54 10 513 5386 -14.9 -17.7 79 2.8 -15.7 273 32 312.6 312.9 288.3 318.7 1.85 11 500 5580 -15.7 -18.0 82 2.3 -16.4 265 33 313.9 314.3 288.8 320.0 1.85 12 431 6680 -22.9 -24.9 84 2.0 -23.4 248 34 318.4 318.6 289.5 322.4 1.18 13 400 7220 -27.3 -28.4 90 1.1 -27.5 255 41 319.5 319.7 289.6 322.7 0.92 14 399 7238 -27.5 -28.5 91 1.0 -27.7 255 41 319.5 319.7 289.6 322.7 0.91 15 327 8642 -38.7 -44.7 53 6.0 -39.1 259 61 322.8 322.8 289.9 323.6 0.22 16 300 9230 -43.5 -46.2 75 2.7 -43.7 250 65 324.0 324.1 290.2 324.8 0.20 17 282 9640 -47.1 -49.6 75 2.5 -47.2 252 66 324.7 324.7 290.3 325.2 0.15 18 271 9900 -49.9 -52.7 72 2.8 -50.0 253 67 324.3 324.3 290.2 324.7 0.11 19 250 10420 -53.9 -57.0 69 3.1 -54.0 255 68 325.9 325.9 290.6 326.2 0.07 20 237 10762 -57.1 -59.5 74 2.4 -57.2 255 69 326.1 326.1 290.7 326.3 0.05 21 229 10979 -58.5 -61.9 65 3.4 -58.6 256 70 327.2 327.2 291.0 327.4 0.04 22 220 11231 -60.5 -62.6 76 2.1 -60.5 257 70 327.9 327.9 291.2 328.0 0.04 23 200 11820 -64.9 -69.2 55 4.3 -65.0 260 71 330.0 330.0 291.7 330.1 0.02 24 197 11912 -65.5 -70.3 51 4.8 -65.5 260 74 330.5 330.5 291.9 330.5 0.01 25 192 12068 -66.5 -70.5 57 4.1 -66.5 260 79 331.3 331.3 292.1 331.4 0.01 26 191 12100 -66.7 -70.6 58 3.9 -66.7 260 79 331.5 331.5 292.1 331.5 0.01 27 185 12293 -67.3 -70.9 60 3.6 -67.3 260 75 333.5 333.5 292.7 333.6 0.01 28 178 12525 -67.7 -71.1 62 3.4 -67.7 260 70 336.6 336.6 293.5 336.6 0.01 29 169 12839 -65.5 -76.5 20 11.0 -65.5 260 64 345.3 345.3 295.6 345.3 0.01 30 165 12986 -61.9 -80.9 6 19.0 -62.0 260 61 353.7 353.7 297.4 353.7 0.00 31 163 13062 -61.1 -80.1 6 19.0 -61.3 260 60 356.2 356.2 298.0 356.3 0.00 32 150 13580 -59.9 -79.9 6 20.0 -60.1 270 52 366.9 366.9 300.0 366.9 0.00 33 124 14770 -58.3 -80.3 4 22.0 -58.6 277 35 390.3 390.3 303.8 390.3 0.01 34 100 16120 -58.7 -80.7 4 22.0 -59.0 280 31 414.3 414.3 307.0 414.3 0.01 35 85 17146 -54.7 -79.7 3 25.0 -55.4 275 14 442.1 442.1 310.1 442.2 0.01 36 71 18290 -56.3 -80.3 3 24.0 -56.9 256 11 462.1 462.1 312.0 462.1 0.01 37 70 18380 -55.9 -80.9 3 25.0 -56.6 290 15 464.8 464.8 312.2 464.8 0.01 38 50 20530 -53.5 -81.5 2 28.0 -54.7 250 10 517.4 517.4 316.1 517.5 0.01 39 49 20660 -53.3 -80.3 2 27.0 -54.5 253 10 520.9 520.9 316.4 521.0 0.01 40 35 22814 -55.9 -82.9 2 27.0 -57.2 28 3 566.7 566.7 319.0 566.8 0.01 41 30 23800 -53.7 -81.7 2 28.0 -55.5 30 3 598.2 598.3 320.5 598.4 0.02 42 20 26410 -52.5 -82.5 1 30.0 -55.3 100 15 675.5 675.5 323.6 675.6 0.02 43 10 30940 -47.7 -82.7 1 35.0 -54.2 145 8 841.5 841.5 328.2 841.9 0.04 44 9.1 31563 -47.5 -82.5 1 35.0 -54.4 865.3 865.3 328.7 865.7 0.05 45 8.6 31937 -47.5 -82.5 1 35.0 -54.6 879.4 879.4 329.0 879.9 0.05 46 7.6 32763 -42.5 -80.5 1 38.0 -52.7 931.2 931.2 330.0 932.1 0.08 47 5.2 35349 -38.5 -80.5 0 42.0 -53.0 1056.0 1056.0 332.1 1057.4 0.12 48 4.6 36208 -29.5 -74.5 0 45.0 -50.7 1135.6 1135.8 333.1 1140.3 0.34 TRP 185 12293 -67.3 -70.9 60 3.6 -67.3 260 75 333.5 333.5 292.7 333.6 0.01 WND 192 12068 -66.5 -70.5 57 4.1 -66.5 260 79 331.3 331.3 292.1 331.4 0.01 Sounding variables and indices 1000-500 mb thick: 5499.00 m Freezing level: 742.00 mb = 2501.01 m = 8205.31 ft Wetbulb zero: 743.26 mb = 2477.50 m = 8128.19 ft Precipitable water: 0.97 inches Sfc-500 mean rel hum: 95.76 % Est. max temperature: 15.54 C = 59.96 F Sfc-Lift cond lev (LCL): 982.99 mb = 219.84 m = 721.24 ft T: 3.70 C 700-500 lapse rate: 5.19 C/km Conv cond level (CCL): 934.96 mb = 625.31 m = 2051.52 ft Mean mixing ratio: 4.61 g/kg Conv temperature: 7.22 C = 44.99 F Cap Strength: 17.98 C Lifted Index: 18.79 C Risk: None Lifted Index @300 mb: 22.52 C Lifted Index @700 mb: 12.00 C Showalter Index: 10.59 C Risk: None Total Totals Index: 36.20 C Risk: None Vertical Totals Index: 18.10 C Cross Totals Index: 18.10 C K Index: 20.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 325.54 Risk: Showers and thunderstorms possible Energy Index: 3.32 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.85 J/kg Max Up Vert Vel: 5.98 m/s Conv Inhibition (B-): 67773.02 J/kg Cap Strength: 18.64 C Lift Cond Lev (LCL): 942.20 mb = 562.85 m = 1846.61 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 254 at 26 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 1003 57 90 8 -8.0 0.0 | 78 34 -33.3 -7.3 1 1000 81 90 12 -12.0 0.0 | 79 38 -37.3 -7.3 2 973 305 120 25 -21.7 12.5 | 96 47 -46.9 5.2 3 937 610 145 40 -22.9 32.8 | 118 55 -48.2 25.4 4 925 712 150 48 -24.0 41.6 | 125 60 -49.3 34.3 5 902 914 170 56 -9.7 55.1 | 144 59 -35.0 47.8 6 869 1219 180 60 0.0 60.0 | 154 58 -25.3 52.7 7 850 1396 190 59 10.2 58.1 | 164 53 -15.0 50.8 8 805 1829 215 35 20.1 28.7 | 166 22 -5.2 21.4 9 776 2134 230 29 22.2 18.6 | 165 12 -3.1 11.3 10 747 2438 225 25 17.7 17.7 | 144 13 -7.6 10.4 11 719 2743 210 27 13.5 23.4 | 144 20 -11.8 16.1 12 700 2958 215 31 17.8 25.4 | 157 20 -7.5 18.1 13 640 3658 250 36 33.8 12.3 | 240 10 8.6 5.0 14 615 3962 265 30 29.9 2.6 | 316 7 4.6 -4.7 15 592 4267 265 32 31.9 2.8 | 304 8 6.6 -4.5 16 547 4877 265 34 33.9 3.0 | 297 10 8.6 -4.4 17 506 5486 275 31 30.9 -2.7 | 331 11 5.6 -10.0 18 500 5580 265 33 32.9 2.9 | 300 9 7.6 -4.4 19 466 6096 260 30 29.5 5.2 | 296 5 4.3 -2.1 20 447 6401 245 30 27.2 12.7 | 200 6 1.9 5.4 21 400 7220 255 41 39.6 10.6 | 257 15 14.3 3.3 22 378 7620 255 44 42.5 11.4 | 257 18 17.2 4.1 23 317 8839 260 65 64.0 11.3 | 264 39 38.7 4.0 24 304 9144 255 65 62.8 16.8 | 256 39 37.5 9.5 25 300 9230 250 65 61.1 22.2 | 247 39 35.8 14.9 26 250 10420 255 68 65.7 17.6 | 256 42 40.4 10.3 27 240 10668 255 69 66.6 17.9 | 256 43 41.4 10.5 28 200 11820 260 71 69.9 12.3 | 264 45 44.6 5.0 29 192 12068 260 79 77.8 13.7 | 263 53 52.5 6.4 30 188 12192 260 79 77.8 13.7 | 263 53 52.5 6.4 31 185 12293 260 75 73.9 13.0 | 263 49 48.6 5.7 32 154 13411 260 53 52.2 9.2 | 266 27 26.9 1.9 33 150 13580 270 52 52.0 -0.0 | 285 28 26.7 -7.3 34 133 14326 275 41 40.8 -3.6 | 305 19 15.6 -10.9 35 115 15240 280 29 28.6 -5.0 | 345 13 3.3 -12.4 36 104 15850 265 29 28.9 2.5 | 323 6 3.6 -4.8 37 100 16120 280 31 30.5 -5.4 | 338 14 5.3 -12.7 38 95 16459 300 29 25.1 -14.5 | 0 22 -0.2 -21.8 39 90 16764 275 18 17.9 -1.6 | 40 12 -7.3 -8.9 40 82 17374 275 11 11.0 -1.0 | 60 17 -14.3 -8.3 41 78 17678 250 11 10.3 3.8 | 77 15 -14.9 -3.6 42 71 18288 255 11 10.6 2.8 | 73 15 -14.7 -4.5 43 70 18380 290 15 14.1 -5.1 | 42 17 -11.2 -12.4 44 68 18593 295 15 13.6 -6.3 | 41 18 -11.7 -13.7 45 65 18898 320 10 6.4 -7.7 | 52 24 -18.9 -15.0 46 62 19202 250 10 9.4 3.4 | 76 16 -15.9 -3.9 47 59 19507 285 13 12.6 -3.4 | 50 17 -12.7 -10.7 48 50 20530 250 10 9.4 3.4 | 76 16 -15.9 -3.9 49 48 20726 255 10 9.7 2.6 | 73 16 -15.6 -4.7 50 46 21031 270 14 14.0 -0.0 | 57 13 -11.3 -7.3 51 44 21336 25 2 -0.8 -1.8 | 71 28 -26.1 -9.1 52 30 23800 30 3 -1.5 -2.6 | 70 29 -26.8 -9.9 53 26 24689 80 11 -10.8 -1.9 | 76 37 -36.1 -9.2 54 22 25908 105 3 -2.9 0.8 | 77 29 -28.2 -6.5 55 20 26410 100 15 -14.8 2.6 | 83 40 -40.0 -4.7 56 20 26518 80 10 -9.8 -1.7 | 76 36 -35.1 -9.1 57 19 26822 100 16 -15.8 2.8 | 84 41 -41.0 -4.5 58 18 27127 115 10 -9.1 4.2 | 85 34 -34.3 -3.1 59 17 27432 125 9 -7.4 5.2 | 86 33 -32.7 -2.2 60 15 28346 60 2 -1.7 -1.0 | 73 28 -27.0 -8.3 61 14 28956 105 11 -10.6 2.8 | 83 36 -35.9 -4.5 62 12 29566 160 18 -6.2 16.9 | 107 33 -31.4 9.6 63 12 29870 105 10 -9.7 2.6 | 82 35 -34.9 -4.7 64 11 30175 110 13 -12.2 4.4 | 86 38 -37.5 -2.9 65 10 30940 145 8 -4.6 6.6 | 89 30 -29.9 -0.8 Wind Parameters Mean winds (0-6000m): 223.9 at 35.1 knts Storm direction: 253.9 at 26.3 knts Shear (0-3000m) pos: 7.3 neg: 1.0 tot: 8.3 10-3/s Storm rel Dir Shear (0-3000m): 86.3 deg Storm rel helicity (0-3000m) pos: 1215.7 neg: -23.9 tot: 1191.8 m^2/s^2 ave: 397.3 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 25.6 stream: 14.5 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 0.06 Bulk Shear: 280.15 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 ------------------------------------------------------------------------------- 500 124 24 98 46| 33.9 0.0 33.9|362.3 0.0 362.3 724.6 0.80| 37.7 30.2 1000 149 37 119 51| 29.7 0.0 29.7|910.0 0.0 910.0 910.0 0.88| 37.8 33.4 1500 166 44 134 51| 18.3 0.0 18.3|1171.8 0.01171.8 781.2 0.81| 34.9 28.4 2000 176 43 141 45| 9.4 0.0 9.4|1181.5 -7.51174.0 587.0 0.64| 33.1 21.3 2500 183 40 144 40| 7.6 1.2 8.8|1182.1 -23.61158.5 463.4 0.57| 28.4 16.1 3000 187 38 146 36| 7.3 1.0 8.3|1215.7 -23.91191.8 397.3 0.57| 25.6 14.5 4000 201 37 156 29| 5.7 0.8 6.5|1286.3 -24.41261.9 315.5 0.61| 23.0 14.1 5000 214 36 167 23| 4.6 0.4 5.0|1291.2 -28.91262.3 252.5 0.60| 18.9 11.3 6000 224 35 177 18| 3.8 0.6 4.5|1302.1 -42.51259.6 209.9 0.55| 16.9 9.3 Wrote GIF file: /home/apache/climate/data/raob//CYJT/skewt/CYJT.skewt.20250427.12.gif