UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for CYJT... Searching the city database file for: CYJT ... Date:0000Z 20 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 1000 57 4.8 2.6 86 2.2 3.8 65 3 278.0 278.7 276.9 290.6 4.61 1 994 106 5.0 1.1 76 3.9 3.2 74 3 278.6 279.3 276.7 290.1 4.16 2 944 522 2.4 0.7 89 1.7 1.7 149 12 280.1 280.9 277.6 291.9 4.26 3 925 686 3.0 3.0 100 0.0 3.0 185 22 282.4 283.3 279.8 296.6 5.13 4 905 864 4.2 4.2 100 0.0 4.2 201 23 285.4 286.4 281.9 301.4 5.71 5 871 1175 3.6 1.9 89 1.7 2.8 214 20 287.9 288.8 282.3 302.2 5.04 6 850 1374 3.8 2.9 94 0.9 3.4 220 22 290.1 291.1 283.8 306.0 5.55 7 817 1696 3.0 2.6 97 0.4 2.8 238 28 292.6 293.6 284.9 308.9 5.65 8 812 1746 3.6 1.1 84 2.5 2.4 240 28 293.7 294.6 284.8 308.6 5.10 9 783 2040 1.0 0.1 94 0.9 0.5 245 30 294.0 294.9 284.7 308.4 4.92 10 700 2938 -1.5 -1.5 100 0.0 -1.5 235 33 300.8 301.7 287.3 315.5 4.90 11 699 2949 -1.7 -1.7 100 0.0 -1.7 235 33 300.7 301.6 287.2 315.2 4.83 12 580 4417 -8.9 -10.0 92 1.1 -9.3 257 51 308.8 309.4 288.3 318.5 3.08 13 500 5550 -16.9 -18.0 91 1.1 -17.2 265 62 312.4 312.8 288.2 318.5 1.85 14 455 6248 -22.1 -23.4 89 1.3 -22.4 270 66 314.5 314.7 288.3 318.8 1.27 15 410 7003 -27.7 -31.0 73 3.3 -28.2 266 60 316.7 316.9 288.5 319.2 0.70 16 400 7180 -29.1 -33.0 69 3.9 -29.7 265 58 317.2 317.3 288.5 319.3 0.59 17 355 8023 -36.7 -42.7 54 6.0 -37.2 265 55 318.0 318.0 288.3 318.9 0.25 18 350 8122 -37.5 -41.2 68 3.7 -37.8 265 54 318.2 318.2 288.5 319.3 0.30 19 339 8342 -39.1 -47.1 42 8.0 -39.6 265 52 318.9 318.9 288.6 319.5 0.16 20 322 8694 -42.3 -46.9 61 4.6 -42.6 263 53 319.2 319.2 288.7 319.9 0.17 21 300 9170 -46.3 -52.3 51 6.0 -46.6 265 62 320.1 320.1 288.9 320.5 0.10 22 289 9416 -48.5 -53.5 56 5.0 -48.7 269 65 320.4 320.4 289.0 320.7 0.09 23 277 9692 -50.3 -58.3 38 8.0 -50.5 274 68 321.7 321.7 289.3 321.9 0.05 24 257 10174 -54.3 -60.3 48 6.0 -54.4 282 80 322.8 322.8 289.6 323.0 0.04 25 250 10350 -54.9 -62.9 36 8.0 -55.1 285 92 324.4 324.5 290.2 324.6 0.03 26 249 10376 -55.3 -64.3 32 9.0 -55.5 285 93 324.2 324.2 290.0 324.3 0.03 27 246 10453 -54.9 -66.9 21 12.0 -55.1 285 95 325.9 326.0 290.6 326.0 0.02 28 241 10584 -55.9 -66.9 24 11.0 -56.1 285 98 326.4 326.4 290.7 326.5 0.02 29 236 10718 -56.9 -66.9 27 10.0 -57.1 285 96 326.8 326.8 290.8 326.9 0.02 30 206 11575 -59.5 -74.5 13 15.0 -59.6 290 87 335.7 335.7 293.2 335.7 0.01 31 200 11760 -58.9 -77.9 7 19.0 -59.0 280 73 339.5 339.5 294.2 339.5 0.00 32 195 11918 -59.1 -79.1 6 20.0 -59.3 280 73 341.6 341.6 294.7 341.7 0.00 33 182 12347 -61.7 -80.7 6 19.0 -61.8 270 76 344.2 344.2 295.3 344.2 0.00 34 165 12963 -55.1 -82.1 2 27.0 -55.4 277 82 365.1 365.1 299.7 365.1 0.00 35 150 13570 -55.7 -83.7 2 28.0 -56.1 285 64 374.1 374.1 301.3 374.1 0.00 36 138 14098 -57.3 -85.3 2 28.0 -57.6 287 59 380.3 380.3 302.3 380.3 0.00 37 128 14575 -55.7 -84.7 1 29.0 -56.1 288 54 391.5 391.5 304.0 391.5 0.00 38 120 14984 -56.9 -84.9 2 28.0 -57.3 289 50 396.6 396.6 304.8 396.6 0.00 39 116 15200 -54.5 -84.5 1 30.0 -55.0 290 47 404.9 404.9 305.9 404.9 0.00 40 112 15423 -55.5 -84.5 2 29.0 -55.9 287 40 407.1 407.1 306.2 407.1 0.00 41 103 15960 -53.1 -84.1 1 31.0 -53.8 295 37 421.6 421.6 307.9 421.6 0.00 42 100 16150 -53.1 -84.1 1 31.0 -53.8 300 38 425.1 425.1 308.3 425.1 0.00 43 96 16414 -51.7 -83.7 1 32.0 -52.5 300 39 432.9 432.9 309.1 432.9 0.00 44 74 18086 -56.1 -86.1 1 30.0 -56.7 279 33 457.0 457.0 311.5 457.1 0.00 45 70 18440 -54.7 -83.7 2 29.0 -55.5 295 19 467.4 467.4 312.4 467.4 0.01 46 60 19432 -51.7 -85.7 1 34.0 -52.9 318 17 495.1 495.1 314.6 495.2 0.00 47 50 20610 -52.7 -85.7 1 33.0 -54.0 275 12 519.3 519.3 316.2 519.3 0.01 48 30 23890 -54.9 -87.9 1 33.0 -56.5 25 7 595.0 595.0 320.4 595.0 0.01 49 29 24108 -54.9 -86.9 1 32.0 -56.6 13 10 600.8 600.8 320.6 600.8 0.01 50 20 26510 -51.7 -86.7 1 35.0 -54.7 60 10 677.9 677.9 323.7 678.0 0.01 51 13 29336 -46.7 -85.7 0 39.0 -52.7 96 8 784.1 784.1 326.8 784.3 0.02 TRP 182 12347 -61.7 -80.7 6 19.0 -61.8 270 76 344.2 344.2 295.3 344.2 0.00 WND 241 10584 -55.9 -66.9 24 11.0 -56.1 285 98 326.4 326.4 290.7 326.5 0.02 Sounding variables and indices 1000-500 mb thick: 5493.00 m Freezing level: 749.80 mb = 2399.12 m = 7871.02 ft Wetbulb zero: 760.86 mb = 2269.80 m = 7446.75 ft Precipitable water: 0.93 inches Sfc-500 mean rel hum: 93.32 % Est. max temperature: 16.98 C = 62.56 F Sfc-Lift cond lev (LCL): 966.63 mb = 331.20 m = 1086.61 ft T: 3.59 C 700-500 lapse rate: 5.90 C/km ThetaE index: 0.53 C Layer 812.0- 700.0 mb Conv cond level (CCL): 683.66 mb = 3123.85 m = 10248.71 ft Mean mixing ratio: 4.64 g/kg Conv temperature: 28.54 C = 83.37 F Cap Strength: 15.34 C Lifted Index: 16.48 C Risk: None Lifted Index @300 mb: 18.69 C Lifted Index @700 mb: 11.66 C Showalter Index: 7.98 C Risk: None Total Totals Index: 40.50 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 19.80 C K Index: 23.60 Risk: 20-40 % chance of thunderstorms Sweat Index: 254.19 Risk: None Energy Index: 2.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.40 J/kg Max Up Vert Vel: 7.40 m/s Conv Inhibition (B-): 63132.70 J/kg Cap Strength: 16.42 C Lift Cond Lev (LCL): 924.94 mb = 686.53 m = 2252.37 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 280 at 29 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 1000 57 65 3 -2.7 -1.3 | 97 31 -31.0 3.7 1 970 305 110 5 -4.7 1.7 | 101 34 -32.9 6.6 2 934 610 165 15 -3.9 14.5 | 121 38 -32.1 19.4 3 925 686 185 22 1.9 21.9 | 136 38 -26.3 26.8 4 899 914 205 23 9.7 20.8 | 144 32 -18.5 25.8 5 866 1219 215 20 11.5 16.4 | 142 27 -16.8 21.3 6 850 1374 220 22 14.1 16.9 | 147 26 -14.1 21.8 7 803 1829 245 30 27.2 12.7 | 177 18 -1.0 17.6 8 774 2134 245 30 27.2 12.7 | 177 18 -1.0 17.6 9 745 2438 240 30 26.0 15.0 | 174 20 -2.3 19.9 10 717 2743 235 31 25.4 17.8 | 173 23 -2.8 22.7 11 700 2938 235 33 27.0 18.9 | 177 24 -1.2 23.9 12 638 3658 245 44 39.9 18.6 | 206 26 11.6 23.5 13 590 4267 255 50 48.3 12.9 | 228 27 20.1 17.9 14 545 4877 265 56 55.8 4.9 | 250 29 27.6 9.8 15 500 5550 265 62 61.8 5.4 | 253 35 33.5 10.3 16 464 6096 270 66 66.0 -0.0 | 263 38 37.8 4.9 17 445 6401 270 67 67.0 -0.0 | 263 39 38.8 4.9 18 400 7180 265 58 57.8 5.1 | 251 31 29.5 10.0 19 375 7620 265 58 57.8 5.1 | 251 31 29.5 10.0 20 329 8534 265 50 49.8 4.4 | 247 23 21.6 9.3 21 315 8839 260 57 56.1 9.9 | 242 32 27.9 14.8 22 301 9144 270 60 60.0 -0.0 | 261 32 31.8 4.9 23 300 9170 265 62 61.8 5.4 | 253 35 33.5 10.3 24 262 10058 280 72 70.9 -12.5 | 280 43 42.7 -7.6 25 250 10350 285 92 88.9 -23.8 | 287 64 60.6 -18.9 26 241 10584 285 98 94.7 -25.4 | 287 69 66.4 -20.4 27 238 10668 285 97 93.7 -25.1 | 287 68 65.5 -20.2 28 206 11582 290 87 81.8 -29.8 | 295 59 53.5 -24.8 29 200 11760 280 73 71.9 -12.7 | 280 44 43.7 -7.7 30 187 12192 280 72 70.9 -12.5 | 280 43 42.7 -7.6 31 182 12347 270 76 76.0 -0.0 | 264 48 47.8 4.9 32 178 12497 265 80 79.7 7.0 | 257 53 51.5 11.9 33 161 13106 280 82 80.8 -14.2 | 280 53 52.5 -9.3 34 154 13411 290 69 64.8 -23.6 | 297 41 36.6 -18.7 35 150 13570 285 64 61.8 -16.6 | 289 36 33.6 -11.6 36 115 15240 290 47 44.2 -16.1 | 305 19 15.9 -11.1 37 110 15545 285 36 34.8 -9.3 | 304 8 6.5 -4.4 38 100 16150 300 38 32.9 -19.0 | 342 15 4.7 -14.1 39 95 16459 300 39 33.8 -19.5 | 339 16 5.5 -14.6 40 87 17069 285 26 25.1 -6.7 | 60 4 -3.1 -1.8 41 83 17374 275 32 31.9 -2.8 | 240 4 3.6 2.1 42 72 18288 280 33 32.5 -5.7 | 281 4 4.3 -0.8 43 70 18440 295 19 17.2 -8.0 | 74 11 -11.0 -3.1 44 65 18898 295 18 16.3 -7.6 | 77 12 -11.9 -2.7 45 62 19202 265 26 25.9 2.3 | 162 8 -2.3 7.2 46 59 19507 335 14 5.9 -12.7 | 71 24 -22.3 -7.8 47 57 19812 300 6 5.2 -3.0 | 95 23 -23.0 1.9 48 51 20422 280 16 15.8 -2.8 | 100 13 -12.5 2.2 49 50 20610 275 12 12.0 -1.0 | 103 17 -16.3 3.9 50 47 21031 275 12 12.0 -1.0 | 103 17 -16.3 3.9 51 45 21336 285 10 9.7 -2.6 | 97 19 -18.6 2.3 52 43 21641 275 11 11.0 -1.0 | 103 18 -17.3 4.0 53 41 21946 320 12 7.7 -9.2 | 78 21 -20.5 -4.3 54 39 22250 255 10 9.7 2.6 | 112 20 -18.6 7.5 55 37 22555 290 14 13.2 -4.8 | 91 15 -15.1 0.1 56 34 23165 290 3 2.8 -1.0 | 99 26 -25.4 3.9 57 30 23890 25 7 -3.0 -6.3 | 87 31 -31.2 -1.4 58 29 24079 10 10 -1.7 -9.8 | 81 30 -30.0 -4.9 59 27 24689 75 10 -9.7 -2.6 | 94 38 -37.9 2.3 60 21 26213 25 10 -4.2 -9.1 | 83 33 -32.5 -4.1 61 20 26510 60 10 -8.7 -5.0 | 90 37 -36.9 -0.1 62 18 26822 70 10 -9.4 -3.4 | 92 38 -37.6 1.5 63 16 27127 45 14 -9.9 -9.9 | 83 38 -38.1 -5.0 64 15 27432 80 12 -11.8 -2.1 | 94 40 -40.1 2.8 65 13 27737 130 11 -8.4 7.1 | 108 39 -36.7 12.0 66 12 28042 0 0 -0.0 -0.0 | 100 29 -28.2 4.9 67 11 28346 45 15 -10.6 -10.6 | 82 39 -38.8 -5.7 68 10 28651 85 13 -13.0 -1.1 | 95 41 -41.2 3.8 69 8 29261 5 14 -1.2 -13.9 | 73 31 -29.5 -9.0 Wind Parameters Mean winds (0-6000m): 249.9 at 38.2 knts Storm direction: 279.9 at 28.7 knts Shear (0-3000m) pos: 5.7 neg: 1.2 tot: 6.8 10-3/s Storm rel Dir Shear (0-3000m): 85.3 deg Storm rel helicity (0-3000m) pos: 388.9 neg: -12.2 tot: 376.8 m^2/s^2 ave: 125.6 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 11.1 stream: 7.7 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.12 Bulk Shear: 233.12 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 ------------------------------------------------------------------------------- 500 129 7 105 35| 14.0 0.0 14.0|117.4 0.0 117.4 234.8 0.85| 15.1 12.8 1000 182 14 124 33| 12.4 0.0 12.4|286.8 -2.7 284.1 284.1 0.81| 18.9 15.2 1500 200 16 132 30| 9.6 0.0 9.6|329.2 -6.2 323.0 215.3 0.76| 16.0 12.2 2000 217 20 141 26| 8.5 0.0 8.5|365.8 -6.2 359.6 179.8 0.77| 14.3 10.9 2500 225 22 147 24| 6.8 0.8 7.5|365.8 -11.6 354.2 141.7 0.70| 12.2 8.5 3000 227 23 152 24| 5.7 1.2 6.8|388.9 -12.2 376.8 125.6 0.69| 11.1 7.7 4000 234 28 166 22| 6.1 0.9 7.0|504.6 -12.2 492.5 123.1 0.76| 10.6 8.0 5000 243 33 184 20| 6.0 0.7 6.7|612.5 -12.2 600.3 120.1 0.78| 10.1 7.9 6000 250 38 203 20| 5.7 0.6 6.3|676.3 -12.2 664.1 110.7 0.77| 9.4 7.2 Wrote GIF file: /home/apache/climate/data/raob//CYJT/skewt/CYJT.skewt.20250420.00.gif