UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for CYJT... Searching the city database file for: CYJT ... Date:0000Z 26 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 1018 57 1.4 0.3 92 1.1 1.0 255 1 273.2 273.8 273.2 283.5 3.83 1 1000 200 0.0 -0.1 99 0.1 -0.0 225 5 273.1 273.8 273.1 283.4 3.79 2 993 256 -0.3 -0.4 99 0.1 -0.3 230 4 273.4 274.0 273.2 283.5 3.74 3 985 321 0.2 -3.6 76 3.8 -1.2 243 3 274.5 275.0 272.7 282.7 2.97 4 975 403 3.8 -12.2 30 16.0 -1.4 279 5 279.0 279.2 273.1 283.4 1.53 5 967 470 4.0 -12.0 30 16.0 -1.2 309 6 279.8 280.1 273.6 284.4 1.57 6 925 830 2.6 -10.4 38 13.0 -1.9 355 1 282.0 282.3 275.3 287.4 1.87 7 887 1167 -0.3 -7.3 59 7.0 -2.9 136 3 282.4 282.8 276.4 289.5 2.49 8 850 1506 -3.1 -9.1 63 6.0 -5.1 200 2 282.9 283.3 276.3 289.4 2.25 9 770 2279 -9.9 -12.3 83 2.4 -10.6 196 3 283.7 284.0 276.3 289.3 1.93 10 703 2975 -14.7 -15.9 91 1.2 -15.0 228 6 285.9 286.1 276.9 290.5 1.57 11 700 3007 -14.9 -16.5 88 1.6 -15.3 230 6 286.0 286.2 276.9 290.5 1.50 12 677 3259 -16.1 -17.8 87 1.7 -16.5 257 8 287.4 287.6 277.4 291.6 1.39 13 633 3763 -17.3 -19.7 82 2.4 -17.9 295 10 291.6 291.8 279.3 295.5 1.27 14 615 3979 -18.5 -20.2 86 1.7 -18.9 285 10 292.6 292.9 279.8 296.5 1.25 15 587 4324 -20.9 -21.5 95 0.6 -21.0 301 14 293.8 294.0 280.2 297.4 1.17 16 540 4936 -24.7 -29.3 66 4.6 -25.4 294 24 296.3 296.4 280.6 298.4 0.63 17 519 5223 -27.3 -29.8 79 2.5 -27.6 290 23 296.6 296.7 280.7 298.6 0.62 18 516 5264 -27.5 -32.5 62 5.0 -28.1 290 23 296.8 296.9 280.6 298.4 0.48 19 509 5362 -28.1 -36.1 46 8.0 -29.0 290 25 297.3 297.3 280.6 298.4 0.34 20 500 5490 -29.3 -36.3 51 7.0 -30.0 290 25 297.3 297.4 280.7 298.5 0.34 21 464 6021 -33.9 -40.9 49 7.0 -34.4 290 22 298.0 298.0 280.8 298.8 0.23 22 452 6204 -35.3 -39.5 65 4.2 -35.6 292 20 298.5 298.5 281.1 299.4 0.27 23 444 6329 -35.9 -42.9 49 7.0 -36.4 294 17 299.3 299.3 281.3 299.9 0.20 24 437 6440 -36.7 -42.7 54 6.0 -37.1 293 14 299.6 299.7 281.5 300.3 0.20 25 432 6520 -37.5 -39.3 83 1.8 -37.7 290 13 299.6 299.6 281.5 300.6 0.29 26 428 6584 -37.9 -41.1 72 3.2 -38.1 286 12 299.9 299.9 281.6 300.7 0.24 27 426 6616 -37.9 -48.9 31 11.0 -38.5 285 12 300.3 300.3 281.6 300.7 0.11 28 425 6633 -37.7 -52.7 19 15.0 -38.4 284 11 300.7 300.7 281.7 301.0 0.07 29 421 6698 -38.1 -50.1 27 12.0 -38.7 281 10 301.0 301.1 281.9 301.4 0.09 30 400 7050 -40.1 -56.1 16 16.0 -40.7 265 8 302.9 302.9 282.6 303.1 0.05 31 333 8278 -48.5 -62.5 18 14.0 -48.8 290 21 307.7 307.7 284.5 307.8 0.03 32 307 8810 -50.7 -65.7 15 15.0 -51.0 305 28 311.8 311.8 286.0 311.9 0.02 33 300 8960 -50.3 -67.3 12 17.0 -50.6 305 32 314.5 314.5 286.9 314.5 0.01 34 294 9091 -49.7 -68.7 9 19.0 -50.0 305 32 317.1 317.1 287.8 317.2 0.01 35 250 10140 -51.7 -72.7 6 21.0 -52.0 310 52 329.2 329.2 291.5 329.2 0.01 36 247 10218 -51.9 -72.9 6 21.0 -52.2 310 52 330.0 330.0 291.7 330.1 0.01 37 241 10377 -50.1 -76.1 3 26.0 -50.5 310 52 335.1 335.1 293.1 335.1 0.01 38 200 11590 -50.7 -80.7 2 30.0 -51.1 305 43 352.5 352.5 297.2 352.5 0.00 39 150 13460 -51.9 -82.9 1 31.0 -52.4 285 41 380.6 380.6 302.3 380.7 0.00 40 142 13816 -52.5 -83.5 1 31.0 -53.0 286 40 385.6 385.6 303.1 385.6 0.00 41 123 14750 -50.5 -83.5 1 33.0 -51.2 289 37 405.4 405.4 305.9 405.4 0.00 42 113 15302 -52.3 -84.3 1 32.0 -52.9 281 21 412.0 412.0 306.7 412.0 0.00 43 110 15477 -50.5 -83.5 1 33.0 -51.3 269 17 418.6 418.6 307.6 418.6 0.00 44 103 15907 -50.3 -83.3 1 33.0 -51.2 284 15 426.9 426.9 308.5 426.9 0.00 45 100 16100 -51.1 -84.1 1 33.0 -52.0 280 7 429.0 429.0 308.7 429.0 0.00 46 72 18211 -55.7 -86.7 1 31.0 -56.4 207 7 461.5 461.5 311.9 461.5 0.00 47 70 18390 -55.5 -86.5 1 31.0 -56.2 200 7 465.7 465.7 312.3 465.7 0.00 48 55 19929 -53.1 -86.1 1 33.0 -54.2 304 9 504.4 504.4 315.2 504.4 0.00 49 50 20540 -54.1 -86.1 1 32.0 -55.2 35 8 516.0 516.0 316.1 516.0 0.00 50 48 20802 -54.7 -86.7 1 32.0 -55.8 23 8 520.6 520.6 316.4 520.6 0.00 51 38 22310 -50.9 -84.9 1 34.0 -52.9 5 0 566.3 566.3 319.0 566.3 0.01 52 30 23840 -53.7 -86.7 1 33.0 -55.5 165 7 598.2 598.2 320.5 598.3 0.01 53 28 24282 -54.3 -87.3 1 33.0 -56.1 130 11 608.5 608.5 321.0 608.5 0.01 54 21 26142 -49.9 -85.9 1 36.0 -53.3 108 15 674.0 674.0 323.6 674.0 0.01 55 20 26460 -50.9 -85.9 1 35.0 -54.1 315 6 680.4 680.4 323.8 680.5 0.01 56 15 28329 -51.5 -86.5 1 35.0 -55.2 120 10 736.7 736.7 325.6 736.8 0.01 57 10 31010 -43.1 -83.1 0 40.0 -51.8 210 7 858.7 858.7 328.6 859.0 0.04 58 7.4 33031 -44.9 -84.9 0 40.0 -53.9 928.6 928.6 329.9 929.0 0.04 59 6.4 34014 -38.9 -80.9 0 42.0 -52.1 993.4 993.4 331.1 994.4 0.09 60 5.8 34688 -40.1 -81.1 0 41.0 -53.0 1016.5 1016.6 331.5 1017.6 0.10 61 4.9 35851 -35.3 -78.3 0 43.0 -52.2 1088.7 1088.8 332.5 1091.0 0.18 62 4.7 36141 -36.1 -79.1 0 43.0 -52.7 1098.0 1098.2 332.6 1100.2 0.16 63 4.1 37103 -29.1 -74.1 0 45.0 -51.3 1175.5 1175.8 333.6 1181.4 0.41 TRP 307 8810 -50.7 -65.7 15 15.0 -51.0 305 28 311.8 311.8 286.0 311.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5290.00 m Freezing level: 1000.00 mb = 200.00 m = 656.16 ft Freezing level: 988.20 mb = 295.07 m = 968.06 ft Freezing level: 890.93 mb = 1132.25 m = 3714.70 ft Wetbulb zero: 1000.70 mb = 194.38 m = 637.71 ft Precipitable water: 0.37 inches Sfc-500 mean rel hum: 73.56 % Est. max temperature: 10.94 C = 51.69 F Sfc-Lift cond lev (LCL): 1000.61 mb = 195.09 m = 640.06 ft T: 0.05 C 700-500 lapse rate: 5.80 C/km ThetaE index: 0.81 C Layer 985.0- 975.0 mb Conv cond level (CCL): 774.53 mb = 2232.73 m = 7325.16 ft Mean mixing ratio: 2.40 g/kg Conv temperature: 11.94 C = 53.49 F Cap Strength: 10.96 C Lifted Index: 10.88 C Risk: None Lifted Index @300 mb: 21.05 C Lifted Index @700 mb: 4.24 C Showalter Index: 7.36 C Risk: None Total Totals Index: 46.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.20 C Cross Totals Index: 20.20 C K Index: 15.50 Risk: < 20 % chance of thunderstorms Sweat Index: 29.00 Risk: None Energy Index: 1.86 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 48.04 J/kg Max Up Vert Vel: 9.80 m/s Conv Inhibition (B-): 71624.88 J/kg Cap Strength: 10.90 C Lift Cond Lev (LCL): 841.94 mb = 1580.44 m = 5185.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 317 at 8 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 1018 57 255 1 1.0 0.3 | 144 7 -4.3 6.0 1 1000 200 225 5 3.5 3.5 | 169 9 -1.8 9.3 2 987 305 235 3 2.5 1.7 | 159 8 -2.9 7.4 3 951 610 10 9 -1.6 -8.9 | 65 8 -6.9 -3.1 4 925 830 355 1 0.1 -1.0 | 132 7 -5.2 4.7 5 915 914 255 1 1.0 0.3 | 144 7 -4.3 6.0 6 881 1219 110 4 -3.8 1.4 | 128 12 -9.1 7.1 7 850 1506 200 2 0.7 1.9 | 149 9 -4.6 7.6 8 815 1829 230 5 3.8 3.2 | 171 9 -1.5 8.9 9 784 2134 200 3 1.0 2.8 | 153 10 -4.3 8.5 10 753 2438 190 3 0.5 3.0 | 151 10 -4.8 8.7 11 724 2743 215 3 1.7 2.5 | 156 9 -3.6 8.2 12 700 3007 230 6 4.6 3.9 | 176 10 -0.7 9.6 13 641 3658 300 10 8.7 -5.0 | 258 3 3.4 0.7 14 615 3962 285 10 9.7 -2.6 | 234 5 4.4 3.1 15 590 4267 300 14 12.1 -7.0 | 281 7 6.8 -1.3 16 566 4572 305 14 11.5 -8.0 | 291 7 6.2 -2.3 17 543 4877 295 24 21.8 -10.1 | 285 17 16.4 -4.4 18 521 5182 290 22 20.7 -7.5 | 277 15 15.4 -1.8 19 500 5486 290 27 25.4 -9.2 | 280 20 20.1 -3.5 20 500 5490 290 25 23.5 -8.6 | 279 18 18.2 -2.8 21 458 6096 290 22 20.7 -7.5 | 277 15 15.4 -1.8 22 439 6401 295 15 13.6 -6.3 | 274 8 8.3 -0.6 23 420 6706 280 10 9.8 -1.7 | 229 6 4.5 4.0 24 402 7010 250 14 13.2 4.8 | 217 13 7.8 10.5 25 400 7050 265 8 8.0 0.7 | 203 7 2.7 6.4 26 384 7315 290 13 12.2 -4.4 | 260 7 6.9 1.3 27 367 7620 285 15 14.5 -3.9 | 259 9 9.2 1.8 28 351 7925 280 16 15.8 -2.8 | 254 11 10.4 2.9 29 307 8810 305 28 22.9 -16.1 | 300 20 17.6 -10.3 30 300 8960 305 32 26.2 -18.4 | 301 24 20.9 -12.6 31 292 9144 305 32 26.2 -18.4 | 301 24 20.9 -12.6 32 278 9449 310 38 29.1 -24.4 | 308 30 23.8 -18.7 33 250 10140 310 52 39.8 -33.4 | 309 44 34.5 -27.7 34 242 10363 310 52 39.8 -33.4 | 309 44 34.5 -27.7 35 230 10668 300 45 39.0 -22.5 | 297 38 33.7 -16.8 36 200 11590 305 43 35.2 -24.7 | 302 35 29.9 -18.9 37 174 12497 305 41 33.6 -23.5 | 302 33 28.3 -17.8 38 151 13411 280 35 34.5 -6.1 | 271 29 29.2 -0.4 39 150 13460 285 41 39.6 -10.6 | 278 35 34.3 -4.9 40 120 14935 290 37 34.8 -12.7 | 283 30 29.5 -6.9 41 114 15240 285 22 21.3 -5.7 | 270 16 15.9 0.0 42 109 15545 265 16 15.9 1.4 | 236 13 10.6 7.1 43 104 15850 285 18 17.4 -4.7 | 265 12 12.1 1.1 44 100 16100 280 7 6.9 -1.2 | 199 5 1.6 4.5 45 95 16459 280 7 6.9 -1.2 | 199 5 1.6 4.5 46 70 18390 200 7 2.4 6.6 | 167 13 -2.9 12.3 47 59 19507 240 10 8.7 5.0 | 197 11 3.4 10.7 48 50 20540 35 8 -4.6 -6.6 | 85 10 -9.9 -0.8 49 44 21336 360 7 -0.0 -7.0 | 76 5 -5.3 -1.3 50 42 21641 40 10 -6.4 -7.7 | 81 12 -11.7 -1.9 51 38 22250 0 0 -0.0 -0.0 | 137 8 -5.3 5.7 52 30 23774 125 10 -8.2 5.7 | 130 18 -13.5 11.5 53 30 23840 165 7 -1.8 6.8 | 150 14 -7.1 12.5 54 29 24079 145 11 -6.3 9.0 | 142 19 -11.6 14.7 55 25 24994 80 10 -9.8 -1.7 | 105 16 -15.2 4.0 56 23 25603 70 10 -9.4 -3.4 | 99 15 -14.7 2.3 57 22 25908 100 12 -11.8 2.1 | 114 19 -17.1 7.8 58 21 26213 110 16 -15.0 5.5 | 119 23 -20.3 11.2 59 20 26460 315 6 4.2 -4.2 | 144 2 -1.1 1.5 60 20 26518 150 10 -5.0 8.7 | 144 18 -10.3 14.4 61 18 27127 50 10 -7.7 -6.4 | 87 13 -13.0 -0.7 62 17 27432 70 13 -12.2 -4.4 | 94 18 -17.5 1.3 63 16 27737 75 12 -11.6 -3.1 | 99 17 -16.9 2.6 64 16 28042 95 18 -17.9 1.6 | 107 24 -23.2 7.3 65 15 28346 120 10 -8.7 5.0 | 127 18 -14.0 10.7 66 14 28651 50 17 -13.0 -10.9 | 74 19 -18.3 -5.2 67 14 28956 55 15 -12.3 -8.6 | 81 18 -17.6 -2.9 68 13 29261 80 16 -15.8 -2.8 | 98 21 -21.1 2.9 69 12 29566 50 12 -9.2 -7.7 | 82 15 -14.5 -2.0 70 12 29870 70 15 -14.1 -5.1 | 92 19 -19.4 0.6 71 10 31010 210 7 3.5 6.1 | 171 12 -1.8 11.8 Wind Parameters Mean winds (0-6000m): 287.1 at 10.4 knts Storm direction: 317.1 at 7.8 knts Shear (0-3000m) pos: 1.6 neg: 1.7 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 35.3 deg Storm rel helicity (0-3000m) pos: 49.4 neg: -18.1 tot: 31.3 m^2/s^2 ave: 10.4 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 2.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 10.08 Bulk Shear: 4.77 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 ------------------------------------------------------------------------------- 500 280 4 169 5| 8.3 0.0 8.3| 7.1 -2.4 4.7 9.4 -0.17| 16.5 -2.8 1000 333 4 121 4| 4.1 5.3 9.4| 21.8 -2.4 19.4 19.4 0.23| 14.9 3.4 1500 12 4 109 6| 2.8 3.5 6.4| 31.7 -10.9 20.8 13.9 0.20| 12.7 2.5 2000 240 4 165 8| 2.0 2.6 4.6| 38.2 -15.6 22.7 11.3 0.19| 10.7 2.1 2500 218 4 160 9| 1.6 2.1 3.6| 39.0 -18.1 21.0 8.4 0.17| 8.9 1.5 3000 219 4 161 9| 1.6 1.7 3.3| 49.4 -18.1 31.3 10.4 0.24| 8.2 2.0 4000 262 5 178 6| 2.3 1.3 3.6| 64.7 -20.0 44.6 11.2 0.31| 7.9 2.5 5000 284 8 207 4| 2.3 1.2 3.5| 72.0 -30.3 41.8 8.4 0.27| 8.0 2.2 6000 287 10 240 5| 1.9 1.1 3.0| 75.5 -37.5 37.9 6.3 0.23| 7.5 1.7 Wrote GIF file: /home/apache/climate/data/raob//CYJT/skewt/CYJT.skewt.20250426.00.gif