UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for CYJT... Searching the city database file for: CYJT ... Date:1200Z 7 DEC 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 1002 57 -7.5 -8.8 90 1.3 -7.9 50 4 265.5 265.8 265.1 270.8 1.96 1 1000 74 -6.3 -7.3 93 1.0 -6.6 45 4 266.9 267.2 266.5 272.8 2.20 2 987 177 -5.5 -7.0 89 1.5 -6.0 98 4 268.7 269.0 267.9 274.8 2.29 3 952 459 -6.5 -6.7 98 0.2 -6.5 216 8 270.4 270.8 269.3 277.0 2.43 4 925 684 -7.5 -8.7 91 1.2 -7.9 275 13 271.6 272.0 269.6 277.5 2.14 5 897 923 -8.3 -10.5 84 2.2 -8.9 299 20 273.2 273.5 270.2 278.5 1.91 6 876 1107 -7.7 -11.8 72 4.1 -8.9 287 25 275.7 276.0 271.5 280.7 1.76 7 850 1341 -9.7 -12.5 80 2.8 -10.5 275 30 276.0 276.3 271.6 280.9 1.72 8 785 1948 -15.1 -15.1 100 0.0 -15.1 269 28 276.5 276.8 271.6 280.9 1.50 9 776 2036 -13.5 -28.5 27 15.0 -15.9 265 27 279.2 279.3 271.5 280.6 0.47 10 765 2145 -11.1 -41.1 6 30.0 -14.9 260 25 282.9 282.9 273.1 283.4 0.14 11 743 2368 -12.5 -36.5 12 24.0 -15.8 268 27 283.8 283.8 273.7 284.5 0.23 12 729 2513 -13.3 -35.3 14 22.0 -16.4 269 28 284.4 284.5 274.2 285.3 0.26 13 720 2607 -14.1 -25.1 39 11.0 -16.2 267 27 284.6 284.7 274.9 286.7 0.69 14 700 2820 -15.9 -25.9 42 10.0 -17.7 265 25 284.9 285.0 275.0 286.9 0.66 15 690 2928 -16.7 -25.7 46 9.0 -18.3 260 26 285.2 285.3 275.2 287.3 0.68 16 682 3016 -17.1 -27.1 42 10.0 -18.8 257 27 285.7 285.8 275.4 287.6 0.61 17 662 3239 -18.7 -22.7 71 4.0 -19.5 273 25 286.3 286.5 276.2 289.2 0.93 18 584 4163 -24.5 -29.5 63 5.0 -25.2 264 26 290.0 290.1 277.6 291.8 0.57 19 530 4865 -28.5 -41.5 28 13.0 -29.6 274 24 293.4 293.4 278.6 294.0 0.19 20 500 5280 -32.1 -43.1 33 11.0 -32.9 265 29 293.9 293.9 278.9 294.5 0.17 21 495 5351 -32.9 -43.9 32 11.0 -33.7 265 28 293.8 293.8 278.7 294.3 0.16 22 477 5611 -34.9 -41.9 49 7.0 -35.4 265 26 294.4 294.5 279.1 295.1 0.20 23 473 5670 -35.1 -46.1 32 11.0 -35.8 265 26 294.9 294.9 279.3 295.3 0.13 24 449 6031 -38.1 -42.9 61 4.8 -38.4 265 28 295.5 295.6 279.6 296.2 0.19 25 444 6108 -38.7 -44.7 53 6.0 -39.1 265 29 295.7 295.8 279.7 296.3 0.16 26 437 6217 -38.9 -58.9 10 20.0 -39.6 266 30 296.8 296.8 280.0 296.9 0.03 27 430 6328 -39.7 -47.7 42 8.0 -40.1 267 32 297.2 297.2 280.3 297.6 0.12 28 410 6653 -41.9 -48.9 46 7.0 -42.2 269 36 298.4 298.4 280.8 298.8 0.11 29 400 6820 -42.3 -50.3 41 8.0 -42.6 270 38 300.0 300.0 281.5 300.4 0.10 30 399 6837 -42.3 -50.3 41 8.0 -42.6 270 38 300.2 300.2 281.5 300.6 0.10 31 397 6871 -42.1 -53.1 29 11.0 -42.5 269 38 300.9 300.9 281.8 301.2 0.07 32 388 7026 -41.7 -51.7 33 10.0 -42.1 267 40 303.4 303.4 282.9 303.7 0.08 33 322 8262 -50.5 -54.2 65 3.7 -50.6 260 46 307.9 307.9 284.6 308.2 0.07 34 313 8446 -51.3 -57.3 49 6.0 -51.4 260 46 309.3 309.3 285.1 309.5 0.05 35 300 8720 -53.1 -59.1 48 6.0 -53.2 260 47 310.5 310.5 285.5 310.7 0.04 36 299 8741 -53.3 -59.3 48 6.0 -53.4 261 47 310.5 310.5 285.5 310.7 0.04 37 295 8828 -53.7 -61.7 37 8.0 -53.8 265 48 311.1 311.2 285.8 311.3 0.03 38 285 9049 -53.7 -65.7 22 12.0 -53.9 265 53 314.2 314.2 286.8 314.3 0.02 39 283 9094 -53.1 -69.1 13 16.0 -53.3 265 54 315.7 315.7 287.3 315.8 0.01 40 252 9839 -53.1 -75.1 5 22.0 -53.4 260 48 326.4 326.4 290.7 326.4 0.01 41 250 9890 -52.7 -75.7 5 23.0 -53.0 260 49 327.7 327.7 291.0 327.7 0.01 42 236 10267 -49.5 -77.5 2 28.0 -50.0 260 47 338.0 338.0 293.8 338.0 0.00 43 219 10760 -48.5 -79.5 2 31.0 -49.0 257 44 346.8 346.8 295.9 346.9 0.00 44 200 11360 -48.5 -79.5 2 31.0 -49.1 250 54 356.0 356.0 297.9 356.0 0.00 45 191 11662 -48.7 -80.7 1 32.0 -49.3 255 57 360.4 360.4 298.8 360.4 0.00 46 167 12539 -51.1 -82.1 1 31.0 -51.6 262 66 370.5 370.5 300.7 370.5 0.00 47 155 13026 -49.5 -81.5 1 32.0 -50.1 257 70 381.2 381.2 302.5 381.2 0.00 48 150 13240 -49.7 -81.7 1 32.0 -50.4 255 72 384.4 384.4 302.9 384.4 0.00 49 125 14426 -52.1 -84.1 1 32.0 -52.7 258 69 400.7 400.7 305.3 400.7 0.00 50 108 15362 -56.5 -85.5 1 29.0 -56.9 258 74 409.4 409.4 306.5 409.5 0.00 51 107 15421 -56.5 -85.4 1 28.9 -57.0 260 78 410.4 410.4 306.6 410.5 0.00 52 100 15850 -56.9 -84.9 2 28.0 -57.3 260 70 417.8 417.8 307.4 417.8 0.00 53 94 16242 -55.3 -85.3 1 30.0 -55.9 260 69 428.4 428.4 308.7 428.4 0.00 54 77 17510 -55.5 -85.5 1 30.0 -56.2 264 52 453.1 453.1 311.1 453.1 0.00 55 70 18110 -59.5 -86.5 2 27.0 -59.9 250 38 457.1 457.1 311.5 457.1 0.00 56 68 18291 -59.9 -86.9 2 27.0 -60.3 255 34 460.0 460.0 311.8 460.1 0.00 57 60 19082 -54.5 -85.5 1 31.0 -55.4 244 43 488.9 488.9 314.1 488.9 0.00 58 50 20240 -58.1 -87.1 1 29.0 -58.8 260 43 506.6 506.6 315.4 506.6 0.00 59 43 21186 -59.5 -87.5 1 28.0 -60.2 277 27 525.4 525.5 316.6 525.5 0.00 60 36 22307 -55.5 -86.5 1 31.0 -56.8 260 15 563.2 563.2 318.8 563.2 0.01 61 31 23253 -58.7 -87.7 1 29.0 -59.7 245 15 579.2 579.2 319.6 579.2 0.01 62 30 23460 -56.5 -87.5 1 31.0 -57.9 270 7 590.6 590.6 320.2 590.6 0.01 63 29 23675 -55.3 -86.3 1 31.0 -56.9 266 12 599.7 599.7 320.6 599.7 0.01 64 25 24616 -57.7 -87.7 1 30.0 -59.1 266 16 618.8 618.8 321.5 618.8 0.01 65 20 26040 -52.1 -85.1 1 33.0 -55.0 330 5 676.7 676.7 323.7 676.8 0.01 66 19 26368 -51.3 -85.3 1 34.0 -54.5 280 4 689.2 689.2 324.1 689.3 0.01 67 10 30470 -54.5 -86.5 1 32.0 -58.3 345 19 816.1 816.1 327.6 816.3 0.02 68 10 30470 -54.3 -86.3 1 32.0 -58.2 345 19 816.9 816.9 327.7 817.1 0.02 69 8.3 31660 -55.9 -86.9 1 31.0 -59.7 855.3 855.3 328.5 855.5 0.02 70 7.5 32312 -51.5 -85.5 1 34.0 -57.3 898.3 898.3 329.4 898.6 0.04 71 5.2 34675 -54.1 -85.1 1 31.0 -60.0 985.7 985.8 330.9 986.3 0.05 TRP 295 8828 -53.7 -61.7 37 8.0 -53.8 265 48 311.1 311.2 285.8 311.3 0.03 WND 107 15421 -56.5 -85.4 1 28.9 -57.0 260 78 410.4 410.4 306.6 410.5 0.00 Sounding variables and indices 1000-500 mb thick: 5206.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 60.11 % Est. max temperature: 2.97 C = 37.35 F Sfc-Lift cond lev (LCL): 981.31 mb = 221.89 m = 727.98 ft T: -5.66 C 700-500 lapse rate: 6.59 C/km ThetaE index: 0.24 C Layer 785.0- 765.0 mb Conv cond level (CCL): 858.12 mb = 1267.22 m = 4157.50 ft Mean mixing ratio: 2.24 g/kg Conv temperature: 2.90 C = 37.23 F Cap Strength: 14.55 C Lifted Index: 14.64 C Risk: None Lifted Index @300 mb: 24.17 C Lifted Index @700 mb: 9.45 C Showalter Index: 11.12 C Risk: None Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 19.60 C K Index: -0.10 Risk: None Sweat Index: 89.00 Risk: None Energy Index: 2.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.30 J/kg Max Up Vert Vel: 6.37 m/s Conv Inhibition (B-): 66366.62 J/kg Cap Strength: 14.61 C Lift Cond Lev (LCL): 935.00 mb = 600.04 m = 1968.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 300 at 18 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 1002 57 50 4 -3.1 -2.6 | 109 20 -18.7 6.6 1 1000 74 45 4 -2.8 -2.8 | 109 20 -18.5 6.3 2 971 305 165 4 -1.0 3.9 | 128 21 -16.7 13.0 3 934 610 265 12 12.0 1.0 | 160 11 -3.7 10.2 4 925 684 275 13 13.0 -1.1 | 161 8 -2.7 8.0 5 898 914 300 20 17.3 -10.0 | 298 2 1.6 -0.9 6 863 1219 280 28 27.6 -4.9 | 250 13 11.9 4.3 7 850 1341 275 30 29.9 -2.6 | 245 16 14.2 6.5 8 830 1524 275 30 29.9 -2.6 | 245 16 14.2 6.5 9 797 1829 275 30 29.9 -2.6 | 245 16 14.2 6.5 10 766 2134 260 25 24.6 4.3 | 214 16 8.9 13.5 11 736 2438 270 28 28.0 -0.0 | 233 15 12.3 9.1 12 707 2743 265 27 26.9 2.4 | 224 16 11.2 11.5 13 700 2820 265 25 24.9 2.2 | 219 15 9.2 11.3 14 679 3048 255 27 26.1 7.0 | 213 19 10.4 16.1 15 651 3353 285 24 23.2 -6.2 | 249 8 7.5 2.9 16 624 3658 280 26 25.6 -4.5 | 245 11 9.9 4.6 17 574 4267 260 26 25.6 4.5 | 216 17 9.9 13.7 18 528 4877 275 24 23.9 -2.1 | 229 11 8.2 7.0 19 500 5280 265 29 28.9 2.5 | 229 18 13.2 11.7 20 464 5791 265 25 24.9 2.2 | 219 15 9.2 11.3 21 444 6096 265 29 28.9 2.5 | 229 18 13.2 11.7 22 400 6820 270 38 38.0 -0.0 | 248 24 22.3 9.1 23 354 7620 260 45 44.3 7.8 | 239 33 28.6 16.9 24 300 8720 260 47 46.3 8.2 | 241 35 30.6 17.3 25 295 8828 265 48 47.8 4.2 | 247 35 32.1 13.3 26 281 9144 265 55 54.8 4.8 | 250 42 39.1 13.9 27 268 9449 260 42 41.4 7.3 | 237 30 25.7 16.4 28 250 9890 260 49 48.3 8.5 | 242 37 32.6 17.6 29 222 10668 260 44 43.3 7.6 | 239 32 27.6 16.8 30 212 10973 250 44 41.3 15.0 | 227 35 25.7 24.2 31 200 11360 250 54 50.7 18.5 | 232 45 35.1 27.6 32 176 12192 265 63 62.8 5.5 | 253 49 47.1 14.6 33 150 13240 255 72 69.5 18.6 | 243 61 53.9 27.8 34 133 14021 260 75 73.9 13.0 | 249 62 58.2 22.2 35 115 14935 255 61 58.9 15.8 | 240 50 43.2 24.9 36 110 15240 255 66 63.8 17.1 | 241 55 48.1 26.2 37 107 15421 260 78 76.8 13.5 | 250 65 61.1 22.7 38 105 15545 260 78 76.8 13.5 | 250 65 61.1 22.7 39 100 15850 260 70 68.9 12.2 | 248 57 53.3 21.3 40 95 16154 260 70 68.9 12.2 | 248 57 53.3 21.3 41 75 17678 265 50 49.8 4.4 | 248 37 34.1 13.5 42 70 18110 250 38 35.7 13.0 | 222 30 20.0 22.1 43 68 18288 255 34 32.8 8.8 | 224 25 17.2 17.9 44 65 18593 260 51 50.2 8.9 | 242 39 34.5 18.0 45 59 19202 240 41 35.5 20.5 | 214 36 19.8 29.6 46 53 19812 255 52 50.2 13.5 | 237 41 34.5 22.6 47 51 20117 260 33 32.5 5.7 | 229 22 16.8 14.9 48 50 20240 260 43 42.3 7.5 | 238 31 26.7 16.6 49 46 20726 260 44 43.3 7.6 | 239 32 27.6 16.8 50 44 21031 280 29 28.6 -5.0 | 252 14 12.9 4.1 51 42 21336 275 25 24.9 -2.2 | 233 12 9.2 7.0 52 38 21946 245 21 19.0 8.9 | 191 18 3.4 18.0 53 36 22250 265 17 16.9 1.5 | 187 11 1.3 10.6 54 35 22555 240 7 6.1 3.5 | 143 16 -9.6 12.6 55 33 22860 230 14 10.7 9.0 | 165 19 -5.0 18.1 56 31 23165 235 18 14.7 10.3 | 177 19 -0.9 19.5 57 30 23460 270 7 7.0 -0.0 | 136 13 -8.7 9.1 58 30 23470 280 13 12.8 -2.3 | 157 7 -2.9 6.9 59 29 23774 260 12 11.8 2.1 | 161 12 -3.9 11.2 60 27 24079 265 10 10.0 0.9 | 150 12 -5.7 10.0 61 26 24384 245 13 11.8 5.5 | 165 15 -3.9 14.6 62 24 24994 300 21 18.2 -10.5 | 299 3 2.5 -1.4 63 22 25298 285 15 14.5 -3.9 | 167 5 -1.2 5.3 64 20 26040 330 5 2.5 -4.3 | 110 14 -13.2 4.8 65 18 26822 210 2 1.0 1.7 | 127 18 -14.7 10.9 66 16 27432 360 7 -0.0 -7.0 | 98 16 -15.7 2.1 67 13 28651 295 10 9.1 -4.2 | 127 8 -6.6 4.9 68 12 29261 325 8 4.6 -6.6 | 103 11 -11.1 2.6 69 12 29566 320 14 9.0 -10.7 | 77 7 -6.7 -1.6 70 10 30175 330 29 14.5 -25.1 | 4 16 -1.2 -16.0 71 10 30470 345 19 4.9 -18.4 | 49 14 -10.8 -9.2 Wind Parameters Mean winds (0-6000m): 270.2 at 24.2 knts Storm direction: 300.2 at 18.1 knts Shear (0-3000m) pos: 3.4 neg: 4.8 tot: 8.2 10-3/s Storm rel Dir Shear (0-3000m): 104.3 deg Storm rel helicity (0-3000m) pos: 116.1 neg: -68.6 tot: 47.5 m^2/s^2 ave: 15.8 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 12.3 stream: 1.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.32 Bulk Shear: 63.77 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 ------------------------------------------------------------------------------- 500 210 6 138 19| 0.0 14.9 14.9| 86.6 0.0 86.6 173.2 0.81| 20.7 16.8 1000 282 11 146 8| 9.0 7.4 16.5| 95.9 -1.5 94.3 94.3 0.57| 20.9 11.9 1500 279 17 190 6| 6.0 8.2 14.2| 95.9 -11.3 84.6 56.4 0.39| 17.3 6.8 2000 277 20 213 8| 4.5 6.3 10.8| 95.9 -38.8 57.1 28.5 0.23| 14.7 3.4 2500 274 21 217 10| 4.1 5.0 9.1|116.1 -49.3 66.8 26.7 0.24| 13.3 3.2 3000 272 22 218 11| 3.4 4.8 8.2|116.1 -68.6 47.5 15.8 0.15| 12.3 1.9 4000 273 23 223 11| 3.7 4.4 8.1|142.9 -85.6 57.3 14.3 0.14| 12.1 1.7 5000 271 24 223 12| 3.1 3.5 6.7|154.5 -94.6 59.9 12.0 0.14| 10.9 1.5 6000 270 24 223 12| 2.6 3.2 5.8|163.4-106.4 57.0 9.5 0.12| 10.0 1.2 Wrote GIF file: /home/apache/climate/data/raob//CYJT/skewt/CYJT.skewt.20251207.12.gif