UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011712.upa.cvt Date: 1200Z 17 JAN 26 Searching for CYJT... Searching the city database file for: CYJT ... Date:1200Z 17 JAN 26 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 1008 57 -9.7 -12.1 83 2.4 -10.3 275 7 262.9 263.1 262.4 266.9 1.50 1 1000 119 -9.5 -13.8 71 4.3 -10.5 260 12 263.6 263.9 262.6 267.2 1.31 2 925 716 -14.7 -15.2 96 0.5 -14.8 280 27 264.3 264.5 263.0 267.7 1.27 3 906 872 -16.3 -16.8 96 0.5 -16.4 280 30 264.2 264.4 262.7 267.3 1.13 4 903 897 -15.9 -26.9 38 11.0 -17.4 280 31 264.9 264.9 261.9 266.2 0.47 5 902 906 -15.5 -30.5 26 15.0 -17.4 280 31 265.4 265.4 262.0 266.3 0.33 6 897 948 -15.1 -29.1 29 14.0 -17.0 281 31 266.2 266.3 262.7 267.3 0.38 7 892 990 -15.3 -27.3 35 12.0 -17.0 281 32 266.4 266.5 263.0 267.7 0.46 8 850 1352 -17.5 -33.5 23 16.0 -19.3 290 38 267.8 267.9 263.6 268.6 0.27 9 845 1396 -17.5 -33.5 23 16.0 -19.3 291 39 268.3 268.3 264.0 269.1 0.27 10 839 1449 -17.3 -30.3 31 13.0 -19.0 293 40 269.0 269.1 264.7 270.1 0.37 11 834 1494 -16.9 -34.9 19 18.0 -19.0 294 41 269.9 269.9 265.1 270.6 0.24 12 816 1658 -17.5 -37.5 16 20.0 -19.6 291 45 271.0 271.0 265.7 271.5 0.19 13 808 1731 -17.5 -27.5 41 10.0 -19.0 288 46 271.7 271.8 266.8 273.2 0.49 14 785 1948 -17.3 -26.3 45 9.0 -18.7 285 49 274.2 274.3 268.6 275.9 0.57 15 768 2111 -17.7 -28.7 38 11.0 -19.3 285 51 275.5 275.6 269.2 276.9 0.47 16 700 2799 -21.7 -38.7 20 17.0 -23.4 280 59 278.5 278.5 270.6 279.1 0.19 17 677 3044 -22.5 -41.5 16 19.0 -24.2 280 65 280.2 280.3 271.6 280.7 0.15 18 662 3209 -21.7 -47.7 8 26.0 -23.7 280 69 282.9 282.9 273.0 283.2 0.08 19 650 3344 -21.5 -40.5 16 19.0 -23.4 280 72 284.6 284.7 274.1 285.2 0.17 20 614 3761 -23.9 -38.9 24 15.0 -25.4 280 81 286.6 286.6 275.2 287.3 0.21 21 565 4363 -27.9 -48.9 12 21.0 -29.3 280 84 288.8 288.8 276.2 289.0 0.08 22 552 4530 -28.1 -52.1 8 24.0 -29.5 280 82 290.4 290.5 277.0 290.6 0.06 23 536 4741 -27.9 -47.9 13 20.0 -29.3 277 93 293.1 293.2 278.4 293.5 0.09 24 535 4755 -27.9 -35.9 46 8.0 -28.7 277 94 293.3 293.4 278.8 294.4 0.33 25 532 4795 -28.1 -33.1 62 5.0 -28.7 276 96 293.5 293.6 279.1 295.0 0.44 26 527 4863 -27.1 -37.1 38 10.0 -28.2 275 101 295.5 295.6 279.8 296.5 0.30 27 500 5240 -29.3 -49.3 13 20.0 -30.6 270 106 297.3 297.3 280.3 297.6 0.09 28 482 5501 -31.3 -52.3 11 21.0 -32.5 270 108 298.0 298.0 280.6 298.2 0.06 29 438 6170 -37.2 -55.1 14 17.9 -37.9 265 114 298.8 298.9 280.9 299.0 0.05 30 400 6790 -42.7 -57.7 18 15.0 -43.2 265 108 299.5 299.5 281.2 299.6 0.04 31 362 7459 -47.1 -60.1 21 13.0 -47.4 265 96 302.3 302.3 282.3 302.4 0.03 32 322 8238 -45.5 -74.5 2 29.0 -46.0 262 85 314.8 314.8 287.0 314.8 0.00 33 300 8710 -46.1 -76.1 2 30.0 -46.6 260 78 320.4 320.4 288.9 320.4 0.00 34 273 9336 -47.7 -75.7 3 28.0 -48.1 260 83 326.8 326.8 290.8 326.8 0.00 35 259 9684 -47.1 -77.1 2 30.0 -47.6 260 87 332.7 332.7 292.4 332.7 0.00 36 250 9920 -44.7 -78.7 1 34.0 -45.4 260 90 339.6 339.6 294.2 339.6 0.00 37 247 10001 -44.1 -79.1 1 35.0 -44.9 257 91 341.7 341.7 294.7 341.7 0.00 38 232 10418 -46.1 -79.1 1 33.0 -46.7 258 88 344.8 344.8 295.5 344.8 0.00 39 226 10592 -44.5 -79.5 1 35.0 -45.3 259 87 349.9 349.9 296.6 349.9 0.00 40 207 11180 -43.9 -79.9 1 36.0 -44.8 260 75 359.7 359.7 298.7 359.7 0.00 41 200 11410 -44.7 -79.7 1 35.0 -45.6 255 73 362.0 362.0 299.1 362.0 0.00 42 183 12002 -45.1 -80.1 1 35.0 -46.0 250 84 370.7 370.7 300.7 370.7 0.00 43 163 12776 -43.5 -80.5 1 37.0 -44.7 240 82 385.8 385.8 303.2 385.8 0.00 44 150 13330 -46.5 -81.5 1 35.0 -47.4 245 70 389.9 389.9 303.8 390.0 0.00 45 123 14633 -51.1 -85.1 1 34.0 -51.8 255 79 404.3 404.3 305.8 404.3 0.00 46 118 14903 -50.5 -84.5 1 34.0 -51.2 255 67 410.3 410.3 306.5 410.3 0.00 47 104 15719 -54.5 -86.5 1 32.0 -55.1 251 51 417.7 417.7 307.4 417.7 0.00 48 100 15970 -54.3 -85.3 1 31.0 -54.9 260 51 422.8 422.8 308.0 422.8 0.00 49 94 16365 -57.3 -87.3 1 30.0 -57.8 255 54 424.5 424.5 308.2 424.5 0.00 50 85 17007 -53.7 -85.7 1 32.0 -54.4 257 54 444.1 444.1 310.3 444.2 0.00 51 70 18240 -59.7 -87.7 1 28.0 -60.2 240 61 456.7 456.7 311.5 456.7 0.00 52 66 18605 -61.1 -88.1 2 27.0 -61.5 240 62 461.4 461.4 311.9 461.4 0.00 53 62 18994 -59.1 -88.1 1 29.0 -59.6 253 52 474.1 474.1 313.0 474.1 0.00 54 57 19516 -61.3 -88.3 2 27.0 -61.7 270 40 480.7 480.7 313.5 480.7 0.00 55 56 19626 -60.9 -87.9 2 27.0 -61.4 267 43 484.0 484.0 313.8 484.0 0.00 56 50 20320 -65.7 -89.7 2 24.0 -66.0 245 64 488.7 488.7 314.1 488.7 0.00 57 42 21369 -70.3 -91.3 3 21.0 -70.5 260 60 502.3 502.3 315.1 502.3 0.00 58 39 21809 -71.3 -92.3 3 21.0 -71.5 258 57 510.5 510.5 315.7 510.5 0.00 59 37 22123 -68.3 -91.3 2 23.0 -68.6 257 55 525.9 525.9 316.6 525.9 0.00 60 32 22988 -71.5 -92.5 3 21.0 -71.7 260 50 539.7 539.7 317.5 539.7 0.00 61 30 23370 -71.1 -93.1 2 22.0 -71.3 275 46 550.8 550.8 318.1 550.8 0.00 62 27 23996 -68.3 -92.3 2 24.0 -68.7 263 45 575.5 575.5 319.5 575.5 0.00 63 20 25750 -78.1 -95.1 5 17.0 -78.2 265 58 597.1 597.1 320.5 597.1 0.00 64 16 27003 -81.9 -96.9 6 15.0 -82.0 265 62 624.1 624.1 321.6 624.1 0.00 65 15 27365 -79.9 -95.9 5 16.0 -80.0 269 70 642.3 642.3 322.4 642.3 0.00 66 10 29620 -84.7 -98.7 7 14.0 -84.8 275 100 703.4 703.4 324.6 703.4 0.00 67 9.5 29905 -82.7 -98.7 5 16.0 -82.8 275 100 721.4 721.4 325.1 721.4 0.00 68 9.4 29965 -73.7 -94.7 3 21.0 -74.2 275 100 757.7 757.7 326.1 757.8 0.00 69 9.2 30092 -69.5 -92.5 2 23.0 -70.4 275 100 778.5 778.5 326.7 778.5 0.01 70 7.9 30993 -72.9 -93.9 3 21.0 -73.5 275 100 799.6 799.6 327.3 799.6 0.01 71 6.9 31791 -70.7 -94.7 2 24.0 -71.6 840.2 840.3 328.2 840.3 0.01 72 6.7 31967 -67.7 -94.7 1 27.0 -69.1 859.9 859.9 328.6 860.0 0.01 73 5.8 32830 -70.3 -94.3 2 24.0 -71.4 884.8 884.8 329.1 884.8 0.01 74 5.5 33147 -68.3 -95.3 1 27.0 -69.8 907.2 907.2 329.5 907.2 0.01 75 5.3 33375 -58.1 -91.1 1 33.0 -62.4 962.5 962.5 330.5 962.7 0.02 76 5.0 33746 -53.3 -88.3 1 35.0 -59.8 1000.5 1000.5 331.2 1000.8 0.03 77 4.6 34284 -52.5 -86.5 1 34.0 -59.6 1028.4 1028.4 331.6 1028.9 0.05 78 4.4 34573 -48.7 -85.7 1 37.0 -58.0 1059.5 1059.5 332.1 1060.1 0.06 TRP 362 7459 -47.1 -60.1 21 13.0 -47.4 265 96 302.3 302.3 282.3 302.4 0.03 WND 438 6170 -37.2 -55.1 14 17.9 -37.9 265 114 298.8 298.9 280.9 299.0 0.05 Sounding variables and indices 1000-500 mb thick: 5121.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 33.53 % Est. max temperature: -5.00 C = 23.01 F Sfc-Lift cond lev (LCL): 969.89 mb = 353.09 m = 1158.42 ft T: -11.54 C 700-500 lapse rate: 3.11 C/km ThetaE index: 1.52 C Layer 906.0- 902.0 mb Conv cond level (CCL): 920.10 mb = 756.02 m = 2480.34 ft Mean mixing ratio: 1.28 g/kg Conv temperature: -8.29 C = 17.08 F Cap Strength: 23.56 C Lifted Index: 24.65 C Risk: None Lifted Index @300 mb: 37.49 C Lifted Index @700 mb: 10.86 C Showalter Index: 23.71 C Risk: None Total Totals Index: 7.60 C Risk: None Vertical Totals Index: 11.80 C Cross Totals Index: -4.20 C K Index: -38.70 Risk: None Sweat Index: 182.00 Risk: None Energy Index: 6.13 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.64 J/kg Max Up Vert Vel: 1.81 m/s Conv Inhibition (B-): 66345.84 J/kg Cap Strength: 24.48 C Lift Cond Lev (LCL): 924.29 mb = 721.78 m = 2368.01 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 308 at 50 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 1008 57 275 7 7.0 -0.6 | 133 44 -32.5 30.0 1 1000 119 260 12 11.8 2.1 | 140 43 -27.6 32.7 2 976 305 270 22 22.0 -0.0 | 150 35 -17.4 30.7 3 938 610 280 25 24.6 -4.3 | 151 30 -14.8 26.3 4 925 716 280 27 26.6 -4.7 | 154 29 -12.8 26.0 5 901 914 280 31 30.5 -5.4 | 161 27 -8.9 25.3 6 865 1219 285 34 32.8 -8.8 | 163 23 -6.6 21.9 7 850 1352 290 38 35.7 -13.0 | 168 18 -3.7 17.7 8 831 1524 295 42 38.1 -17.7 | 174 13 -1.4 12.9 9 797 1829 285 48 46.4 -12.4 | 201 20 6.9 18.2 10 765 2134 285 51 49.3 -13.2 | 209 20 9.8 17.5 11 735 2438 285 53 51.2 -13.7 | 215 21 11.8 16.9 12 705 2743 285 57 55.1 -14.8 | 225 22 15.6 15.9 13 700 2799 280 59 58.1 -10.2 | 222 28 18.7 20.4 14 622 3658 280 80 78.8 -13.9 | 247 43 39.4 16.8 15 572 4267 280 85 83.7 -14.8 | 250 47 44.3 15.9 16 548 4572 280 82 80.8 -14.2 | 248 44 41.3 16.4 17 526 4877 275 102 101.6 -8.9 | 251 66 62.2 21.8 18 500 5240 270 106 106.0 -0.0 | 245 73 66.6 30.7 19 443 6096 270 111 111.0 -0.0 | 247 78 71.6 30.7 20 438 6170 265 114 113.6 9.9 | 241 85 74.1 40.6 21 423 6401 265 114 113.6 9.9 | 241 85 74.1 40.6 22 400 6790 265 108 107.6 9.4 | 240 79 68.2 40.1 23 362 7459 265 96 95.6 8.4 | 235 68 56.2 39.0 24 353 7620 265 94 93.6 8.2 | 234 67 54.2 38.8 25 300 8710 260 78 76.8 13.5 | 220 58 37.4 44.2 26 294 8839 260 77 75.8 13.4 | 220 57 36.4 44.0 27 281 9144 260 81 79.8 14.1 | 222 60 40.3 44.7 28 250 9920 260 90 88.6 15.6 | 227 68 49.2 46.3 29 245 10058 255 92 88.9 23.8 | 222 74 49.4 54.5 30 224 10668 260 86 84.7 14.9 | 225 64 45.3 45.6 31 204 11278 260 73 71.9 12.7 | 217 54 32.5 43.3 32 200 11410 255 73 70.5 18.9 | 212 58 31.1 49.5 33 195 11582 250 71 66.7 24.3 | 206 61 27.3 54.9 34 178 12192 250 90 84.6 30.8 | 216 76 45.1 61.4 35 162 12802 240 82 71.0 41.0 | 204 78 31.6 71.7 36 155 13106 250 69 64.8 23.6 | 205 60 25.4 54.3 37 150 13330 245 70 63.4 29.6 | 202 65 24.0 60.2 38 123 14630 255 79 76.3 20.4 | 216 63 36.9 51.1 39 112 15240 255 50 48.3 12.9 | 192 44 8.9 43.6 40 102 15850 250 51 47.9 17.4 | 190 49 8.5 48.1 41 100 15970 260 51 50.2 8.9 | 195 41 10.8 39.5 42 97 16154 260 51 50.2 8.9 | 195 41 10.8 39.5 43 88 16764 245 60 54.4 25.4 | 195 58 15.0 56.0 44 84 17069 260 52 51.2 9.0 | 197 41 11.8 39.7 45 80 17374 250 43 40.4 14.7 | 181 45 1.0 45.4 46 76 17678 235 57 46.7 32.7 | 187 64 7.3 63.3 47 70 18240 240 61 52.8 30.5 | 192 63 13.4 61.2 48 66 18593 240 62 53.7 31.0 | 193 63 14.3 61.7 49 57 19507 270 40 40.0 -0.0 | 181 31 0.6 30.7 50 50 20320 245 64 58.0 27.0 | 198 61 18.6 57.7 51 47 20726 240 64 55.4 32.0 | 194 65 16.0 62.7 52 44 21031 265 53 52.8 4.6 | 201 38 13.4 35.3 53 42 21336 260 60 59.1 10.4 | 206 46 19.7 41.1 54 33 22860 255 51 49.3 13.2 | 193 45 9.8 43.9 55 30 23370 275 46 45.8 -4.0 | 194 27 6.4 26.6 56 29 23470 280 48 47.3 -8.3 | 199 24 7.8 22.3 57 27 24079 260 44 43.3 7.6 | 186 38 3.9 38.3 58 23 24994 275 42 41.8 -3.7 | 185 27 2.4 27.0 59 20 25750 265 58 57.8 5.1 | 207 40 18.4 35.7 60 17 26518 265 67 66.7 5.8 | 217 46 27.3 36.5 61 16 27127 265 61 60.8 5.3 | 211 42 21.3 36.0 62 15 27432 270 73 73.0 -0.0 | 228 45 33.6 30.7 63 14 27737 270 84 84.0 -0.0 | 235 54 44.6 30.7 64 10 29620 275 100 99.6 -8.7 | 250 64 60.2 21.9 65 8 30175 275 100 99.6 -8.7 | 250 64 60.2 21.9 Wind Parameters Mean winds (0-6000m): 277.9 at 66.6 knts Storm direction: 307.9 at 49.9 knts Shear (0-3000m) pos: 6.2 neg: 4.5 tot: 10.7 10-3/s Storm rel Dir Shear (0-3000m): 99.4 deg Storm rel helicity (0-3000m) pos: 304.0 neg: -0.1 tot: 303.9 m^2/s^2 ave: 101.3 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 11.9 stream: 7.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 298.97 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 ------------------------------------------------------------------------------- 500 271 19 146 36| 18.0 0.0 18.0|135.9 -0.1 135.9 271.8 0.64| 20.4 13.1 1000 277 24 151 32| 13.1 0.0 13.1|176.5 -0.1 176.4 176.4 0.64| 14.6 9.3 1500 282 28 155 27| 12.4 0.0 12.4|199.8 -0.1 199.8 133.2 0.56| 14.1 7.9 2000 284 33 162 24| 9.3 2.7 12.0|237.2 -0.1 237.2 118.6 0.60| 13.4 8.1 2500 284 37 170 22| 7.4 2.9 10.3|259.4 -0.1 259.3 103.7 0.63| 11.6 7.3 3000 284 41 180 21| 6.2 4.5 10.7|304.0 -0.1 303.9 101.3 0.60| 11.9 7.2 4000 282 50 205 22| 4.6 5.5 10.2|414.9 -0.1 414.9 103.7 0.60| 11.3 6.8 5000 281 58 222 26| 3.7 6.8 10.5|452.9 -74.4 378.5 75.7 0.43| 12.1 5.3 6000 278 67 231 34| 3.1 6.3 9.4|490.8-137.0 353.8 59.0 0.39| 11.0 4.3 Wrote GIF file: /home/apache/climate/data/raob//CYJT/skewt/CYJT.skewt.20260117.12.gif