UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for CYJT... Searching the city database file for: CYJT ... Date:0000Z 18 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 ------------------------------------------------------------------------------- 0 1000 46 225 8 SFC 999 57 1.8 -0.6 84 2.4 0.8 225 8 275.0 275.6 274.0 285.0 3.66 2 926 660 -3.1 -3.6 96 0.5 -3.3 250 25 276.1 276.6 273.9 284.8 3.16 3 925 669 -3.1 -3.7 96 0.6 -3.3 250 25 276.1 276.7 273.9 284.8 3.14 4 921 703 -1.3 -3.9 82 2.6 -2.3 250 25 278.3 278.9 275.1 287.0 3.11 5 910 799 -1.7 -4.9 79 3.2 -2.9 250 26 278.9 279.4 275.1 287.0 2.91 6 850 1338 -6.5 -7.2 95 0.7 -6.7 250 33 279.3 279.8 274.9 286.7 2.62 7 807 1741 -9.5 -9.5 100 0.0 -9.5 246 38 280.3 280.7 275.0 286.9 2.30 8 734 2467 -14.7 -15.1 97 0.4 -14.8 241 45 282.3 282.6 275.1 287.1 1.61 9 731 2498 -13.1 -15.3 84 2.2 -13.7 242 44 284.4 284.7 276.2 289.1 1.59 10 716 2656 -11.9 -16.4 69 4.5 -13.1 247 43 287.4 287.7 277.6 291.9 1.48 11 700 2829 -12.5 -16.9 70 4.4 -13.6 245 43 288.6 288.9 278.2 293.0 1.45 12 670 3162 -12.9 -19.9 56 7.0 -14.6 251 41 291.8 292.0 279.3 295.5 1.18 13 607 3908 -16.5 -32.5 24 16.0 -19.1 241 42 296.0 296.1 280.2 297.4 0.41 14 604 3946 -16.1 -40.1 11 24.0 -19.2 238 43 296.9 297.0 280.3 297.6 0.19 15 566 4430 -20.1 -37.1 20 17.0 -22.3 239 42 297.8 297.8 280.8 298.7 0.28 16 500 5340 -24.3 -50.3 7 26.0 -26.4 235 52 303.4 303.4 282.9 303.7 0.08 17 487 5532 -25.7 -53.7 5 28.0 -27.7 235 52 304.0 304.0 283.1 304.2 0.05 18 400 6930 -36.9 -47.9 31 11.0 -37.5 225 47 307.0 307.1 284.4 307.5 0.13 19 382 7246 -39.9 -51.9 27 12.0 -40.5 223 47 307.2 307.2 284.4 307.5 0.08 20 371 7445 -41.5 -48.5 47 7.0 -41.8 221 48 307.6 307.6 284.6 308.1 0.13 21 369 7482 -41.7 -50.7 37 9.0 -42.1 221 48 307.8 307.8 284.7 308.2 0.10 22 366 7537 -42.3 -48.3 52 6.0 -42.6 221 48 307.7 307.8 284.7 308.2 0.13 23 339 8049 -46.9 -53.9 45 7.0 -47.1 218 48 308.3 308.3 284.8 308.6 0.07 24 329 8247 -47.7 -55.7 39 8.0 -47.9 217 47 309.8 309.8 285.4 310.1 0.06 25 321 8409 -48.9 -54.9 50 6.0 -49.1 216 47 310.4 310.4 285.5 310.6 0.07 26 308 8679 -50.5 -59.5 34 9.0 -50.7 220 51 311.8 311.8 286.0 312.0 0.04 27 300 8850 -52.3 -59.3 43 7.0 -52.4 230 53 311.6 311.6 285.9 311.8 0.04 28 289 9090 -54.3 -60.3 48 6.0 -54.4 230 45 312.1 312.1 286.1 312.3 0.04 29 287 9135 -53.5 -64.5 25 11.0 -53.7 230 49 313.9 313.9 286.7 314.0 0.02 30 270 9529 -51.1 -73.1 6 22.0 -51.4 213 37 322.9 322.9 289.6 322.9 0.01 31 263 9700 -51.9 -73.9 5 22.0 -52.2 219 40 324.2 324.2 290.0 324.2 0.01 32 258 9825 -49.9 -77.9 2 28.0 -50.3 223 42 328.9 328.9 291.4 328.9 0.00 33 253 9952 -50.7 -78.7 2 28.0 -51.1 227 45 329.6 329.6 291.6 329.6 0.00 34 250 10030 -50.1 -78.1 2 28.0 -50.5 230 46 331.6 331.6 292.2 331.6 0.00 35 236 10408 -48.5 -77.5 2 29.0 -49.0 229 43 339.5 339.5 294.2 339.5 0.00 36 223 10781 -49.1 -80.1 1 31.0 -49.6 225 48 344.1 344.1 295.3 344.1 0.00 37 215 11022 -46.7 -79.7 1 33.0 -47.3 225 50 351.5 351.5 297.0 351.5 0.00 38 204 11369 -48.7 -80.7 1 32.0 -49.3 225 54 353.6 353.6 297.4 353.7 0.00 39 200 11500 -47.7 -80.7 1 33.0 -48.3 225 55 357.2 357.2 298.1 357.2 0.00 40 184 12049 -47.3 -81.3 1 34.0 -48.0 229 45 366.5 366.5 299.9 366.5 0.00 41 150 13390 -49.3 -82.3 1 33.0 -50.0 215 43 385.1 385.1 303.1 385.1 0.00 42 137 13983 -50.3 -83.3 1 33.0 -51.0 216 47 393.5 393.5 304.3 393.5 0.00 43 127 14480 -48.5 -82.5 1 34.0 -49.4 219 45 405.3 405.3 305.9 405.4 0.00 44 115 15141 -43.7 -80.7 1 37.0 -45.2 233 31 425.9 425.9 308.4 425.9 0.01 45 100 16070 -48.7 -82.7 1 34.0 -49.8 225 38 433.6 433.6 309.2 433.7 0.00 46 94 16476 -47.9 -82.9 1 35.0 -49.1 226 37 442.9 442.9 310.2 443.0 0.00 47 87 16981 -51.1 -84.1 1 33.0 -52.1 208 30 446.4 446.4 310.5 446.4 0.00 48 81 17447 -49.1 -84.1 1 35.0 -50.3 221 37 459.7 459.7 311.7 459.8 0.00 49 70 18400 -49.9 -84.9 1 35.0 -51.2 210 23 477.6 477.6 313.2 477.7 0.00 50 55 19973 -50.1 -85.1 1 35.0 -51.7 200 16 511.3 511.3 315.7 511.3 0.01 51 50 20590 -53.5 -86.5 1 33.0 -54.7 180 18 517.4 517.4 316.1 517.4 0.00 52 44 21413 -52.3 -86.3 1 34.0 -53.8 198 14 539.6 539.6 317.5 539.6 0.01 53 39 22186 -55.1 -87.1 1 32.0 -56.3 137 10 551.5 551.5 318.2 551.5 0.01 54 30 23870 -52.1 -87.1 1 35.0 -54.2 130 17 602.6 602.6 320.7 602.6 0.01 55 25 25055 -49.5 -85.5 1 36.0 -52.6 138 19 642.3 642.3 322.4 642.4 0.01 56 20 26510 -50.9 -85.9 1 35.0 -54.1 135 12 680.4 680.4 323.8 680.5 0.01 57 18 27195 -51.7 -86.7 1 35.0 -54.9 128 12 698.7 698.7 324.4 698.8 0.01 58 14 28835 -48.9 -85.9 1 37.0 -53.8 60 15 760.2 760.2 326.2 760.4 0.02 59 13 29321 -49.5 -85.5 1 36.0 -54.4 67 19 774.4 774.4 326.6 774.6 0.02 TRP 289 9090 -54.3 -60.3 48 6.0 -54.4 230 45 312.1 312.1 286.1 312.3 0.04 WND Sounding variables and indices 1000-500 mb thick: 5294.00 m Freezing level: 972.18 mb = 278.69 m = 914.32 ft Wetbulb zero: 984.99 mb = 169.32 m = 555.50 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 60.10 % Est. max temperature: 6.13 C = 43.03 F Sfc-Lift cond lev (LCL): 962.37 mb = 354.09 m = 1161.69 ft T: -0.61 C 700-500 lapse rate: 4.70 C/km ThetaE index: 0.32 C Layer 850.0- 807.0 mb Conv cond level (CCL): 926.29 mb = 658.04 m = 2158.89 ft Mean mixing ratio: 3.29 g/kg Conv temperature: 2.82 C = 37.08 F Cap Strength: 11.76 C Lifted Index: 15.41 C Risk: None Lifted Index @300 mb: 18.61 C Lifted Index @700 mb: 6.23 C Showalter Index: 14.41 C Risk: None Total Totals Index: 34.90 C Risk: None Vertical Totals Index: 17.80 C Cross Totals Index: 17.10 C K Index: 6.20 Risk: None Sweat Index: 118.00 Risk: None Energy Index: 3.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.64 J/kg Max Up Vert Vel: 5.94 m/s Conv Inhibition (B-): 57556.41 J/kg Cap Strength: 15.30 C Lift Cond Lev (LCL): 921.91 mb = 695.60 m = 2282.12 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 272 at 30 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 ---------------------------------------------------------- 0 999 57 225 8 5.7 5.7 | 105 25 -24.2 6.7 1 968 305 235 30 24.6 17.2 | 164 19 -5.3 18.2 2 932 610 250 27 25.4 9.2 | 156 11 -4.5 10.2 3 925 669 250 25 23.5 8.6 | 146 11 -6.4 9.6 4 897 914 250 26 24.4 8.9 | 151 11 -5.5 9.9 5 863 1219 250 32 30.1 10.9 | 181 12 0.2 11.9 6 850 1338 250 33 31.0 11.3 | 185 12 1.1 12.3 7 797 1829 245 39 35.3 16.5 | 197 18 5.5 17.5 8 766 2134 235 44 36.0 25.2 | 193 27 6.2 26.2 9 737 2438 240 45 39.0 22.5 | 201 25 9.1 23.5 10 708 2743 250 42 39.5 14.4 | 212 18 9.6 15.4 11 700 2829 245 43 39.0 18.2 | 205 21 9.1 19.2 12 626 3658 260 39 38.4 6.8 | 228 12 8.5 7.8 13 601 3962 235 43 35.2 24.7 | 192 26 5.3 25.7 14 577 4267 240 42 36.4 21.0 | 196 23 6.5 22.0 15 532 4877 235 41 33.6 23.5 | 189 25 3.7 24.5 16 500 5340 235 52 42.6 29.8 | 202 33 12.7 30.8 17 450 6096 235 51 41.8 29.3 | 201 33 11.9 30.3 18 400 6930 225 47 33.2 33.2 | 186 34 3.3 34.2 19 361 7620 220 48 30.9 36.8 | 181 38 1.0 37.8 20 315 8534 215 47 27.0 38.5 | 176 40 -2.9 39.5 21 300 8839 225 55 38.9 38.9 | 193 41 9.0 39.9 22 300 8850 230 53 40.6 34.1 | 197 37 10.7 35.1 23 289 9090 230 45 34.5 28.9 | 189 30 4.6 29.9 24 287 9144 230 50 38.3 32.1 | 194 34 8.4 33.1 25 273 9449 210 35 17.5 30.3 | 158 34 -12.4 31.3 26 250 10030 230 46 35.2 29.6 | 190 31 5.3 30.6 27 249 10058 220 52 33.4 39.8 | 185 41 3.5 40.8 28 238 10363 230 42 32.2 27.0 | 185 28 2.3 28.0 29 227 10668 225 47 33.2 33.2 | 186 34 3.3 34.2 30 200 11500 225 55 38.9 38.9 | 193 41 9.0 39.9 31 198 11582 225 55 38.9 38.9 | 193 41 9.0 39.9 32 164 12802 235 28 22.9 16.1 | 158 18 -7.0 17.1 33 150 13390 215 43 24.7 35.2 | 172 37 -5.2 36.2 34 150 13411 210 31 15.5 26.8 | 153 31 -14.4 27.9 35 143 13716 215 48 27.5 39.3 | 177 40 -2.4 40.3 36 124 14630 220 45 28.9 34.5 | 178 35 -1.0 35.5 37 113 15240 235 28 22.9 16.1 | 158 18 -7.0 17.1 38 108 15545 210 18 9.0 15.6 | 128 27 -20.9 16.6 39 100 16070 225 38 26.9 26.9 | 174 28 -3.0 27.9 40 94 16459 225 38 26.9 26.9 | 174 28 -3.0 27.9 41 90 16764 240 20 17.3 10.0 | 131 17 -12.6 11.0 42 86 17069 195 34 8.8 32.8 | 148 40 -21.1 33.8 43 82 17374 215 40 22.9 32.8 | 168 34 -6.9 33.8 44 78 17678 240 26 22.5 13.0 | 152 16 -7.4 14.0 45 75 17983 235 14 11.5 8.0 | 116 21 -18.4 9.0 46 70 18400 210 23 11.5 19.9 | 139 28 -18.4 20.9 47 65 18898 215 28 16.1 22.9 | 150 28 -13.8 23.9 48 62 19202 205 20 8.5 18.1 | 132 29 -21.4 19.1 49 59 19507 215 22 12.6 18.0 | 138 26 -17.3 19.0 50 56 19812 190 17 3.0 16.7 | 123 32 -26.9 17.7 51 51 20422 230 13 10.0 8.4 | 115 22 -19.9 9.4 52 50 20590 180 18 0.0 18.0 | 122 35 -29.9 19.0 53 49 20726 175 10 -0.9 10.0 | 110 33 -30.8 11.0 54 47 21031 180 19 0.0 19.0 | 124 36 -29.9 20.0 55 45 21336 205 14 5.9 12.7 | 120 28 -24.0 13.7 56 42 21641 175 15 -1.3 14.9 | 117 35 -31.2 15.9 57 40 21946 180 5 0.0 5.0 | 101 30 -29.9 6.0 58 39 22250 125 11 -9.0 6.3 | 101 40 -38.9 7.3 59 37 22555 160 16 -5.5 15.0 | 114 39 -35.4 16.0 60 35 22860 180 12 0.0 12.0 | 114 33 -29.9 13.0 61 33 23165 105 10 -9.7 2.6 | 95 40 -39.5 3.6 62 30 23870 130 17 -13.0 10.9 | 106 45 -42.9 11.9 63 29 24079 150 19 -9.5 16.5 | 114 43 -39.4 17.5 64 28 24384 130 16 -12.3 10.3 | 105 44 -42.1 11.3 65 26 24689 135 26 -18.4 18.4 | 112 52 -48.3 19.4 66 24 25298 140 14 -9.0 10.7 | 107 41 -38.9 11.7 67 23 25603 170 12 -2.1 11.8 | 112 34 -32.0 12.8 68 22 25908 165 11 -2.8 10.6 | 110 35 -32.7 11.6 69 21 26213 80 10 -9.8 -1.7 | 89 40 -39.7 -0.7 70 20 26510 135 12 -8.5 8.5 | 104 40 -38.4 9.5 71 20 26518 120 13 -11.3 6.5 | 100 42 -41.1 7.5 72 16 27127 135 12 -8.5 8.5 | 104 40 -38.4 9.5 73 15 27432 55 12 -9.8 -6.9 | 82 40 -39.7 -5.9 74 12 28042 75 23 -22.2 -6.0 | 85 52 -52.1 -4.9 75 11 28346 115 22 -19.9 9.3 | 102 51 -49.8 10.3 76 10 28651 90 21 -21.0 0.0 | 91 51 -50.9 1.0 77 9 28956 120 16 -13.9 8.0 | 102 45 -43.7 9.0 78 8 29261 110 17 -16.0 5.8 | 98 46 -45.9 6.8 Wind Parameters Mean winds (0-6000m): 241.9 at 39.9 knts Storm direction: 271.9 at 29.9 knts Shear (0-3000m) pos: 4.3 neg: 2.7 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 104.8 deg Storm rel helicity (0-3000m) pos: 198.1 neg: -28.2 tot: 169.9 m^2/s^2 ave: 56.6 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 12.0 stream: 5.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.51 Bulk Shear: 34.36 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 ------------------------------------------------------------------------------- 500 238 24 145 17| 20.9 0.0 20.9|111.8 -4.4 107.3 214.7 0.71| 28.5 20.3 1000 244 25 149 14| 11.2 0.0 11.2|122.0 -11.5 110.5 110.5 0.62| 17.3 10.8 1500 246 28 159 13| 7.5 2.4 9.9|140.3 -11.5 128.8 85.8 0.65| 14.0 9.1 2000 245 31 171 14| 5.6 4.1 9.7|146.3 -17.4 128.9 64.4 0.53| 13.1 6.9 2500 243 33 180 16| 5.1 3.3 8.4|179.3 -19.4 159.9 63.9 0.53| 12.3 6.5 3000 244 35 185 16| 4.3 2.7 7.0|198.1 -28.2 169.9 56.6 0.48| 12.0 5.7 4000 246 36 192 16| 3.4 3.8 7.1|218.5 -79.7 138.8 34.7 0.28| 12.5 3.5 5000 244 38 192 18| 2.7 3.4 6.1|246.4 -99.2 147.2 29.4 0.27| 11.0 2.9 6000 242 40 195 20| 2.3 3.2 5.5|278.3-103.6 174.6 29.1 0.28| 9.9 2.7 Wrote GIF file: /home/apache/climate/data/raob//CYJT/skewt/CYJT.skewt.20250418.00.gif