UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042400.upa.cvt Date: 0000Z 24 APR 25 Searching for CYJT... Searching the city database file for: CYJT ... Date:0000Z 24 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 1011 57 4.4 1.6 82 2.8 3.2 85 4 276.7 277.4 275.7 288.3 4.24 1 1000 145 3.6 1.0 83 2.6 2.5 90 11 276.8 277.4 275.6 288.0 4.11 2 932 713 -1.1 -1.2 99 0.1 -1.2 103 27 277.6 278.2 275.6 287.9 3.75 3 925 773 -0.9 -1.9 93 1.0 -1.3 105 30 278.4 279.0 275.8 288.3 3.59 4 850 1445 -3.1 -3.1 100 0.0 -3.1 150 12 282.9 283.5 278.2 293.0 3.58 5 849 1454 -3.1 -3.1 100 0.0 -3.1 150 12 283.0 283.6 278.2 293.1 3.58 6 727 2671 -8.5 -9.0 96 0.5 -8.7 105 15 289.9 290.4 280.3 297.8 2.66 7 704 2921 -7.5 -8.4 93 0.9 -7.8 137 10 293.7 294.2 282.3 302.3 2.88 8 700 2965 -8.1 -8.7 95 0.6 -8.3 145 9 293.5 294.0 282.1 302.0 2.83 9 611 4010 -13.7 -14.8 91 1.1 -14.0 187 9 298.7 299.1 283.3 304.9 1.98 10 608 4047 -14.1 -15.2 91 1.1 -14.4 190 9 298.7 299.0 283.2 304.6 1.93 11 572 4506 -18.5 -33.5 26 15.0 -20.8 224 10 298.8 298.8 281.4 300.1 0.40 12 564 4611 -18.7 -29.7 37 11.0 -20.6 230 10 299.7 299.8 282.0 301.6 0.58 13 554 4744 -19.3 -33.3 28 14.0 -21.4 233 12 300.6 300.6 282.1 302.0 0.42 14 511 5341 -22.9 -31.9 44 9.0 -24.2 235 19 303.2 303.3 283.4 305.0 0.52 15 507 5398 -23.5 -34.5 36 11.0 -25.0 235 20 303.2 303.3 283.2 304.6 0.40 16 500 5500 -23.7 -31.7 48 8.0 -24.9 235 21 304.1 304.2 283.8 306.0 0.54 17 496 5559 -23.7 -28.7 63 5.0 -24.5 236 22 304.8 305.0 284.3 307.2 0.72 18 471 5935 -25.5 -27.9 80 2.4 -25.9 242 25 307.2 307.3 285.2 309.9 0.82 19 437 6475 -29.7 -31.3 86 1.6 -29.9 245 28 308.5 308.6 285.5 310.7 0.64 20 415 6841 -32.3 -36.3 67 4.0 -32.7 245 28 309.7 309.8 285.7 311.2 0.41 21 400 7100 -34.3 -38.5 66 4.2 -34.7 245 29 310.4 310.5 285.9 311.6 0.34 22 378 7492 -37.7 -42.4 61 4.7 -38.1 245 32 311.0 311.0 286.0 311.9 0.24 23 361 7806 -40.3 -43.1 74 2.8 -40.5 242 32 311.6 311.7 286.2 312.5 0.23 24 348 8055 -42.3 -46.8 61 4.5 -42.5 241 34 312.2 312.2 286.3 312.8 0.16 25 330 8411 -45.3 -48.6 69 3.3 -45.4 244 40 312.9 312.9 286.5 313.4 0.14 26 325 8512 -45.9 -51.9 51 6.0 -46.2 245 41 313.4 313.4 286.6 313.8 0.10 27 317 8677 -47.3 -52.3 56 5.0 -47.5 247 44 313.7 313.7 286.8 314.1 0.10 28 312 8782 -47.7 -63.7 14 16.0 -48.1 248 46 314.6 314.6 287.0 314.7 0.02 29 300 9040 -48.3 -62.3 18 14.0 -48.6 250 50 317.3 317.3 287.9 317.4 0.03 30 262 9932 -50.9 -66.9 13 16.0 -51.2 265 43 326.0 326.0 290.6 326.1 0.02 31 258 10033 -49.9 -66.9 12 17.0 -50.3 265 43 328.9 328.9 291.4 329.0 0.02 32 250 10240 -51.1 -68.1 11 17.0 -51.4 250 49 330.1 330.1 291.7 330.2 0.02 33 227 10862 -52.1 -70.1 10 18.0 -52.4 257 49 337.8 337.8 293.8 337.9 0.01 34 202 11616 -50.9 -71.9 7 21.0 -51.3 264 30 351.2 351.2 296.9 351.2 0.01 35 200 11680 -51.1 -72.1 6 21.0 -51.5 265 28 351.8 351.9 297.0 351.9 0.01 36 165 12925 -53.1 -74.1 6 21.0 -53.5 263 36 368.4 368.4 300.3 368.4 0.01 37 150 13540 -52.1 -74.1 5 22.0 -52.6 255 31 380.3 380.3 302.3 380.4 0.01 38 146 13715 -52.1 -74.1 5 22.0 -52.6 255 29 383.3 383.3 302.8 383.3 0.01 39 139 14033 -53.9 -75.9 5 22.0 -54.4 270 38 385.5 385.5 303.1 385.6 0.01 40 135 14221 -53.1 -75.1 5 22.0 -53.6 273 33 390.2 390.2 303.8 390.2 0.01 41 123 14820 -55.3 -77.3 5 22.0 -55.7 277 22 396.7 396.7 304.8 396.7 0.01 42 107 15715 -53.3 -76.3 4 23.0 -53.9 279 32 416.6 416.6 307.3 416.7 0.01 43 100 16150 -54.3 -77.3 4 23.0 -54.9 325 16 422.8 422.8 308.0 422.9 0.01 44 89 16893 -55.9 -78.9 4 23.0 -56.4 303 18 433.9 433.9 309.3 434.0 0.01 45 70 18420 -55.3 -79.3 4 24.0 -56.0 250 4 466.1 466.1 312.3 466.1 0.01 46 50 20570 -54.3 -83.3 2 29.0 -55.4 70 13 515.5 515.5 316.0 515.6 0.01 47 30 23840 -55.1 -85.1 1 30.0 -56.6 25 2 594.4 594.4 320.3 594.5 0.01 48 20 26450 -52.9 -85.9 1 33.0 -55.6 35 7 674.3 674.3 323.6 674.3 0.01 49 19 26781 -53.3 -86.3 1 33.0 -56.0 79 7 683.0 683.0 323.9 683.1 0.01 50 13 29242 -50.9 -85.9 1 35.0 -55.2 85 10 769.6 769.6 326.5 769.7 0.02 51 10 30980 -43.7 -83.7 0 40.0 -52.1 170 4 856.4 856.4 328.5 856.8 0.04 52 9.0 31692 -40.9 -79.9 1 39.0 -51.2 893.4 893.4 329.3 894.2 0.08 53 7.9 32574 -43.5 -82.5 1 39.0 -53.0 916.9 917.0 329.8 917.5 0.06 54 5.9 34570 -36.1 -79.1 0 43.0 -51.4 1028.9 1029.0 331.6 1030.5 0.13 TRP 262 9932 -50.9 -66.9 13 16.0 -51.2 265 43 326.0 326.0 290.6 326.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 5355.00 m Freezing level: 947.91 mb = 579.85 m = 1902.38 ft Wetbulb zero: 953.57 mb = 528.31 m = 1733.29 ft Precipitable water: 0.58 inches Sfc-500 mean rel hum: 80.45 % Est. max temperature: 9.94 C = 49.90 F Sfc-Lift cond lev (LCL): 968.22 mb = 405.33 m = 1329.81 ft T: 1.44 C 700-500 lapse rate: 6.15 C/km ThetaE index: 0.34 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 938.38 mb = 657.77 m = 2158.01 ft Mean mixing ratio: 3.89 g/kg Conv temperature: 5.23 C = 41.41 F Cap Strength: 13.38 C Lifted Index: 13.96 C Risk: None Lifted Index @300 mb: 20.70 C Lifted Index @700 mb: 8.76 C Showalter Index: 10.26 C Risk: None Total Totals Index: 41.20 C Risk: None Vertical Totals Index: 20.60 C Cross Totals Index: 20.60 C K Index: 16.90 Risk: < 20 % chance of thunderstorms Sweat Index: 45.00 Risk: None Energy Index: 2.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.50 J/kg Max Up Vert Vel: 3.87 m/s Conv Inhibition (B-): 76139.71 J/kg Cap Strength: 13.34 C Lift Cond Lev (LCL): 939.57 mb = 647.49 m = 2124.29 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 192 at 11 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 1011 57 85 4 -4.0 -0.3 | 30 13 -6.3 -11.1 1 1000 145 90 11 -11.0 0.0 | 51 17 -13.3 -10.7 2 980 305 95 15 -14.9 1.3 | 61 20 -17.3 -9.4 3 944 610 100 21 -20.7 3.6 | 73 24 -23.0 -7.1 4 925 773 105 30 -29.0 7.8 | 85 31 -31.3 -2.9 5 909 914 110 29 -27.3 9.9 | 88 30 -29.6 -0.8 6 874 1219 130 21 -16.1 13.5 | 99 19 -18.4 2.8 7 850 1445 150 12 -6.0 10.4 | 88 8 -8.3 -0.3 8 841 1524 150 11 -5.5 9.5 | 81 8 -7.8 -1.2 9 809 1829 115 9 -8.2 3.8 | 57 13 -10.5 -6.9 10 778 2134 115 9 -8.2 3.8 | 57 13 -10.5 -6.9 11 749 2438 105 13 -12.6 3.4 | 64 17 -14.9 -7.3 12 720 2743 105 16 -15.5 4.1 | 70 19 -17.8 -6.6 13 700 2965 145 9 -5.2 7.4 | 66 8 -7.5 -3.3 14 692 3048 140 10 -6.4 7.7 | 71 9 -8.7 -3.0 15 665 3353 170 10 -1.7 9.8 | 78 4 -4.1 -0.9 16 639 3658 160 8 -2.7 7.5 | 58 6 -5.1 -3.2 17 589 4267 210 9 4.5 7.8 | 323 4 2.2 -2.9 18 566 4572 230 10 7.7 6.4 | 309 7 5.3 -4.3 19 543 4877 235 14 11.5 8.0 | 286 10 9.2 -2.7 20 500 5500 235 21 17.2 12.0 | 265 15 14.9 1.3 21 460 6096 245 27 24.5 11.4 | 268 22 22.2 0.7 22 400 7100 245 29 26.3 12.3 | 266 24 24.0 1.5 23 370 7620 245 33 29.9 13.9 | 263 28 27.6 3.2 24 354 7925 240 32 27.7 16.0 | 258 26 25.4 5.3 25 300 9040 250 50 47.0 17.1 | 262 45 44.7 6.4 26 295 9144 250 49 46.0 16.8 | 262 44 43.7 6.1 27 262 9932 265 43 42.8 3.7 | 280 41 40.5 -7.0 28 257 10058 265 43 42.8 3.7 | 280 41 40.5 -7.0 29 250 10240 250 49 46.0 16.8 | 262 44 43.7 6.1 30 245 10363 250 49 46.0 16.8 | 262 44 43.7 6.1 31 234 10668 255 54 52.2 14.0 | 266 50 49.8 3.3 32 200 11680 265 28 27.9 2.4 | 288 27 25.6 -8.3 33 194 11887 275 27 26.9 -2.4 | 298 28 24.6 -13.1 34 185 12192 250 29 27.3 9.9 | 272 25 24.9 -0.8 35 168 12802 265 37 36.9 3.2 | 282 35 34.5 -7.5 36 150 13540 255 31 29.9 8.0 | 276 28 27.6 -2.7 37 146 13716 255 29 28.0 7.5 | 277 26 25.7 -3.2 38 139 14021 270 38 38.0 -0.0 | 287 37 35.7 -10.7 39 127 14630 280 23 22.7 -4.0 | 306 25 20.3 -14.7 40 121 14935 275 22 21.9 -1.9 | 303 23 19.6 -12.6 41 115 15240 260 30 29.5 5.2 | 281 28 27.2 -5.5 42 110 15545 265 39 38.9 3.4 | 281 37 36.5 -7.3 43 105 15850 290 27 25.4 -9.2 | 311 30 23.1 -19.9 44 100 16150 325 16 9.2 -13.1 | 344 25 6.9 -23.8 45 95 16459 325 16 9.2 -13.1 | 344 25 6.9 -23.8 46 91 16764 295 21 19.0 -8.9 | 320 26 16.7 -19.6 47 87 17069 315 14 9.9 -9.9 | 340 22 7.6 -20.6 48 83 17374 270 11 11.0 -0.0 | 321 14 8.7 -10.7 49 79 17678 265 17 16.9 1.5 | 302 17 14.6 -9.2 50 75 17983 285 17 16.4 -4.4 | 317 21 14.1 -15.1 51 71 18288 315 10 7.1 -7.1 | 345 18 4.8 -17.8 52 70 18420 250 4 3.8 1.4 | 351 9 1.4 -9.3 53 65 18898 220 10 6.4 7.7 | 307 5 4.1 -3.0 54 62 19202 310 12 9.2 -7.7 | 340 20 6.9 -18.4 55 59 19507 65 2 -1.8 -0.8 | 20 12 -4.1 -11.6 56 56 19812 205 10 4.2 9.1 | 311 3 1.9 -1.6 57 54 20117 240 20 17.3 10.0 | 273 15 15.0 -0.7 58 51 20422 270 17 17.0 -0.0 | 306 18 14.7 -10.7 59 50 20570 70 13 -12.2 -4.4 | 44 21 -14.5 -15.2 60 47 21031 70 13 -12.2 -4.4 | 44 21 -14.5 -15.2 61 44 21336 150 13 -6.5 11.3 | 94 9 -8.8 0.6 62 42 21641 165 14 -3.6 13.5 | 115 7 -5.9 2.8 63 40 21946 140 10 -6.4 7.7 | 71 9 -8.7 -3.0 64 38 22250 165 10 -2.6 9.7 | 78 5 -4.9 -1.0 65 37 22555 140 1 -0.6 0.8 | 17 10 -3.0 -9.9 66 30 23840 25 2 -0.8 -1.8 | 14 13 -3.2 -12.5 67 24 25298 50 10 -7.7 -6.4 | 30 20 -10.0 -17.1 68 23 25603 75 17 -16.4 -4.4 | 51 24 -18.7 -15.1 69 22 25908 75 10 -9.7 -2.6 | 42 18 -12.0 -13.3 70 21 26213 115 10 -9.1 4.2 | 60 13 -11.4 -6.5 71 20 26450 35 7 -4.0 -5.7 | 21 18 -6.3 -16.4 72 20 26518 75 4 -3.9 -1.0 | 28 13 -6.2 -11.7 73 18 27127 85 10 -10.0 -0.9 | 47 17 -12.3 -11.6 74 17 27432 85 6 -6.0 -0.5 | 36 14 -8.3 -11.2 75 16 27737 35 10 -5.7 -8.2 | 23 21 -8.1 -18.9 76 16 28042 90 11 -11.0 0.0 | 51 17 -13.3 -10.7 77 15 28346 85 11 -11.0 -1.0 | 49 18 -13.3 -11.7 78 14 28651 85 13 -13.0 -1.1 | 52 19 -15.3 -11.8 79 13 29261 85 10 -10.0 -0.9 | 47 17 -12.3 -11.6 80 12 29566 60 12 -10.4 -6.0 | 37 21 -12.7 -16.7 81 12 29870 85 15 -14.9 -1.3 | 55 21 -17.3 -12.0 82 11 30175 80 17 -16.7 -3.0 | 54 23 -19.1 -13.7 83 10 30980 170 4 -0.7 3.9 | 24 7 -3.0 -6.8 Wind Parameters Mean winds (0-6000m): 162.2 at 14.6 knts Storm direction: 192.2 at 11.0 knts Shear (0-3000m) pos: 2.5 neg: 1.6 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 41.4 deg Storm rel helicity (0-3000m) pos: 170.1 neg: -23.8 tot: 146.4 m^2/s^2 ave: 48.8 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 13.1 stream: 3.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.22 Bulk Shear: 33.62 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 95 14 60 19| 16.6 0.0 16.6| 57.4 0.0 57.4 114.8 0.76| 16.9 12.9 1000 103 20 75 23| 11.4 0.0 11.4|137.5 0.0 137.5 137.5 0.68| 17.7 12.1 1500 112 19 80 21| 3.3 0.0 3.3|148.3 -9.2 139.1 92.7 0.41| 18.1 7.5 2000 114 17 78 18| 2.4 1.4 3.9|148.3 -20.3 128.0 64.0 0.31| 15.0 4.6 2500 113 16 75 17| 2.0 1.9 3.9|158.2 -20.3 138.0 55.2 0.32| 13.2 4.2 3000 113 15 74 17| 2.5 1.6 4.1|170.1 -23.8 146.4 48.8 0.29| 13.1 3.8 4000 122 14 76 14| 2.5 1.2 3.7|171.8 -28.2 143.6 35.9 0.21| 11.4 2.4 5000 135 13 83 12| 3.0 1.0 3.9|171.8 -41.6 130.2 26.0 0.11| 10.4 1.1 6000 162 15 115 7| 3.4 0.8 4.2|176.7 -51.4 125.3 20.9 0.08| 9.7 0.7 Wrote GIF file: /home/apache/climate/data/raob//CYJT/skewt/CYJT.skewt.20250424.00.gif