UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for CYJT... Searching the city database file for: CYJT ... Date:1200Z 28 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 1002 57 6.8 3.2 78 3.6 5.1 50 11 279.8 280.6 278.2 293.0 4.80 1 1000 74 6.6 2.9 77 3.7 4.9 65 9 279.8 280.6 278.0 292.7 4.71 2 953 467 2.8 2.0 94 0.8 2.4 58 23 279.8 280.6 277.9 292.6 4.64 3 925 708 2.2 0.8 90 1.4 1.5 65 32 281.6 282.3 278.5 293.8 4.38 4 924 717 2.2 0.7 90 1.5 1.5 65 32 281.6 282.4 278.5 293.8 4.35 5 919 761 4.4 -1.6 65 6.0 1.8 62 34 284.3 285.0 279.0 294.8 3.70 6 917 779 6.4 -5.6 42 12.0 1.5 62 34 286.6 287.0 278.9 294.5 2.74 7 914 805 6.6 -8.4 33 15.0 0.9 60 35 287.0 287.4 278.4 293.5 2.21 8 911 832 6.2 -6.8 39 13.0 1.1 59 36 286.9 287.3 278.7 294.2 2.52 9 895 977 5.8 -24.2 9 30.0 -2.2 55 38 287.9 288.0 276.6 289.8 0.60 10 850 1397 2.8 -7.2 48 10.0 -1.1 55 31 289.1 289.5 279.9 296.8 2.62 11 789 1996 -0.7 -1.5 94 0.8 -1.1 30 18 291.6 292.3 283.1 304.2 4.34 12 759 2305 -3.3 -3.8 96 0.5 -3.5 14 18 292.0 292.7 282.7 303.1 3.80 13 730 2613 -3.9 -3.9 100 0.0 -3.9 342 16 294.6 295.3 283.9 306.2 3.92 14 725 2667 -3.1 -7.3 73 4.2 -4.7 335 15 296.1 296.6 283.5 305.2 3.05 15 719 2733 -2.9 -7.5 71 4.6 -4.7 327 14 297.0 297.5 283.8 306.1 3.02 16 700 2945 -4.3 -8.5 72 4.2 -5.9 280 12 297.7 298.2 284.0 306.4 2.87 17 680 3172 -6.1 -8.8 81 2.7 -7.1 263 14 298.2 298.7 284.2 307.0 2.89 18 667 3323 -7.1 -11.7 70 4.6 -8.7 249 13 298.7 299.1 283.8 305.9 2.34 19 662 3381 -7.1 -15.1 53 8.0 -9.6 246 13 299.4 299.7 283.4 304.9 1.79 20 657 3440 -7.5 -14.5 57 7.0 -9.8 250 12 299.6 299.9 283.6 305.4 1.89 21 654 3476 -7.3 -19.3 38 12.0 -10.7 252 11 300.2 300.4 283.1 304.2 1.27 22 651 3512 -7.5 -16.5 48 9.0 -10.2 255 11 300.3 300.6 283.5 305.4 1.62 23 642 3620 -7.7 -39.7 6 32.0 -13.0 262 9 301.3 301.4 282.2 302.0 0.19 24 638 3668 -7.7 -44.7 3 37.0 -13.2 265 8 301.9 301.9 282.3 302.3 0.11 25 629 3778 -8.3 -43.3 4 35.0 -13.6 258 10 302.4 302.4 282.5 302.9 0.13 26 617 3927 -9.7 -34.7 11 25.0 -14.2 249 13 302.5 302.5 282.8 303.6 0.33 27 610 4015 -10.5 -20.5 44 10.0 -13.2 247 14 302.5 302.8 284.0 306.5 1.23 28 597 4180 -11.3 -24.3 33 13.0 -14.4 255 15 303.5 303.6 284.0 306.4 0.90 29 593 4232 -11.9 -20.9 47 9.0 -14.2 257 15 303.4 303.6 284.3 307.3 1.22 30 589 4284 -12.3 -23.3 39 11.0 -15.0 260 15 303.5 303.7 284.1 306.7 0.99 31 569 4546 -14.7 -22.7 51 8.0 -16.6 264 15 303.7 303.9 284.2 307.2 1.08 32 563 4626 -15.5 -25.5 42 10.0 -17.7 266 14 303.7 303.8 284.0 306.5 0.85 33 561 4653 -15.9 -22.9 55 7.0 -17.5 266 14 303.5 303.7 284.2 307.0 1.08 34 559 4680 -16.1 -24.1 50 8.0 -17.9 266 14 303.6 303.7 284.1 306.8 0.97 35 558 4693 -16.3 -20.6 69 4.3 -17.4 267 14 303.5 303.7 284.5 307.8 1.33 36 552 4774 -17.3 -21.3 71 4.0 -18.3 268 14 303.2 303.5 284.3 307.3 1.26 37 537 4980 -19.1 -22.6 74 3.5 -19.9 254 15 303.5 303.7 284.3 307.2 1.16 38 527 5120 -18.3 -19.9 87 1.6 -18.7 228 17 306.1 306.4 285.7 310.9 1.50 39 500 5510 -20.7 -22.0 89 1.3 -21.0 190 20 307.8 308.0 286.1 312.1 1.31 40 484 5750 -22.3 -22.8 96 0.5 -22.4 188 27 308.7 308.9 286.4 312.9 1.26 41 482 5780 -22.7 -25.0 81 2.3 -23.2 188 28 308.6 308.8 286.1 312.0 1.04 42 471 5949 -24.1 -25.7 87 1.6 -24.4 186 33 308.9 309.1 286.1 312.2 1.00 43 449 6296 -26.9 -28.9 83 2.0 -27.2 179 40 309.6 309.8 286.1 312.3 0.78 44 445 6360 -27.3 -35.3 47 8.0 -28.3 177 41 309.9 310.0 285.8 311.4 0.43 45 431 6589 -28.9 -34.9 56 6.0 -29.7 176 39 310.7 310.8 286.1 312.3 0.46 46 425 6690 -29.5 -37.5 46 8.0 -30.4 177 38 311.2 311.3 286.2 312.5 0.36 47 423 6723 -29.1 -57.1 5 28.0 -30.8 178 37 312.1 312.1 286.1 312.3 0.04 48 419 6791 -29.9 -49.9 13 20.0 -31.4 178 36 312.0 312.0 286.1 312.3 0.10 49 400 7120 -32.1 -59.1 5 27.0 -33.5 200 34 313.3 313.3 286.5 313.4 0.03 50 344 8166 -40.1 -61.1 9 21.0 -40.8 210 55 316.2 316.2 287.5 316.3 0.03 51 300 9090 -44.7 -65.7 8 21.0 -45.2 200 93 322.4 322.4 289.5 322.4 0.02 52 289 9339 -45.9 -63.9 11 18.0 -46.4 203 97 324.1 324.1 290.0 324.2 0.02 53 279 9573 -47.6 -64.8 12 17.3 -48.0 200 108 325.0 325.0 290.3 325.1 0.02 54 250 10290 -52.7 -67.7 15 15.0 -52.9 200 103 327.7 327.7 291.1 327.8 0.02 55 221 11079 -58.1 -70.1 20 12.0 -58.2 210 88 331.2 331.2 292.0 331.2 0.01 56 214 11282 -58.5 -72.5 15 14.0 -58.6 210 78 333.6 333.6 292.7 333.6 0.01 57 200 11710 -56.9 -78.9 5 22.0 -57.1 210 57 342.7 342.7 295.0 342.7 0.00 58 197 11805 -57.5 -79.5 4 22.0 -57.7 207 57 343.2 343.2 295.1 343.2 0.00 59 189 12067 -52.9 -80.9 2 28.0 -53.3 226 49 354.7 354.7 297.6 354.7 0.00 60 150 13540 -55.3 -84.3 2 29.0 -55.6 245 31 374.8 374.8 301.4 374.8 0.00 61 100 16130 -55.3 -85.3 1 30.0 -55.8 250 24 420.9 420.9 307.8 420.9 0.00 62 95 16458 -54.5 -85.5 1 31.0 -55.1 250 24 428.7 428.7 308.7 428.7 0.00 63 90 16802 -56.1 -86.1 1 30.0 -56.6 263 23 432.2 432.2 309.1 432.2 0.00 64 75 17968 -53.5 -85.5 1 32.0 -54.4 270 13 460.7 460.7 311.8 460.8 0.00 65 70 18410 -54.9 -85.9 1 31.0 -55.6 230 17 466.9 466.9 312.4 467.0 0.00 66 69 18502 -54.9 -85.9 1 31.0 -55.6 227 15 468.9 468.9 312.5 468.9 0.00 67 50 20560 -54.5 -86.5 1 32.0 -55.6 10 4 515.0 515.0 316.0 515.1 0.00 68 30 23840 -52.7 -85.7 1 33.0 -54.7 200 1 601.0 601.0 320.6 601.0 0.01 69 24 25283 -53.9 -86.9 1 33.0 -56.1 86 11 637.1 637.1 322.2 637.1 0.01 70 20 26470 -49.3 -85.3 1 36.0 -53.0 125 19 685.3 685.3 324.0 685.4 0.01 71 19 26807 -48.3 -85.3 1 37.0 -52.5 134 21 698.5 698.5 324.4 698.6 0.01 72 16 27937 -49.7 -85.7 1 36.0 -53.9 142 27 729.1 729.1 325.3 729.2 0.02 73 10 31030 -47.5 -84.5 1 37.0 -54.1 145 16 842.2 842.3 328.2 842.5 0.03 74 8.2 32347 -45.7 -84.7 0 39.0 -53.9 898.5 898.6 329.4 898.9 0.04 75 5.8 34694 -37.7 -79.7 0 42.0 -52.1 1027.0 1027.0 331.6 1028.4 0.12 76 5.6 34936 -38.3 -80.3 0 42.0 -52.5 1034.7 1034.8 331.7 1036.0 0.11 77 4.4 36613 -33.3 -77.3 0 44.0 -52.2 1132.2 1132.3 333.1 1135.3 0.23 TRP 221 11079 -58.1 -70.1 20 12.0 -58.2 210 88 331.2 331.2 292.0 331.2 0.01 WND 279 9573 -47.6 -64.8 12 17.3 -48.0 200 108 325.0 325.0 290.3 325.1 0.02 Sounding variables and indices 1000-500 mb thick: 5436.00 m Freezing level: 801.20 mb = 1876.45 m = 6156.24 ft Wetbulb zero: 905.76 mb = 879.53 m = 2885.56 ft Precipitable water: 0.55 inches Sfc-500 mean rel hum: 63.92 % Est. max temperature: 16.04 C = 60.88 F Sfc-Lift cond lev (LCL): 948.19 mb = 507.60 m = 1665.35 ft T: 2.70 C 700-500 lapse rate: 6.39 C/km ThetaE index: 4.40 C Layer 895.0- 850.0 mb Conv cond level (CCL): 768.38 mb = 2207.09 m = 7241.01 ft Mean mixing ratio: 4.15 g/kg Conv temperature: 18.88 C = 65.98 F Cap Strength: 12.38 C Lifted Index: 13.26 C Risk: None Lifted Index @300 mb: 20.82 C Lifted Index @700 mb: 9.33 C Showalter Index: 10.57 C Risk: None Total Totals Index: 37.00 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 13.50 C K Index: 12.10 Risk: None Sweat Index: 82.00 Risk: None Energy Index: 3.18 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.27 J/kg Max Up Vert Vel: 7.91 m/s Conv Inhibition (B-): 88018.02 J/kg Cap Strength: 13.05 C Lift Cond Lev (LCL): 895.98 mb = 968.40 m = 3177.13 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 57 at 15 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 11 -8.4 -7.1 | 257 4 4.0 1.0 1 1000 74 65 9 -8.2 -3.8 | 225 6 4.3 4.2 2 972 305 50 20 -15.3 -12.9 | 31 6 -2.9 -4.8 3 936 610 65 25 -22.7 -10.6 | 76 11 -10.2 -2.5 4 925 708 65 32 -29.0 -13.5 | 72 17 -16.6 -5.5 5 902 914 55 39 -31.9 -22.4 | 54 24 -19.5 -14.3 6 869 1219 55 35 -28.7 -20.1 | 53 20 -16.2 -12.0 7 850 1397 55 31 -25.4 -17.8 | 53 16 -13.0 -9.8 8 837 1524 55 28 -22.9 -16.1 | 53 13 -10.5 -8.0 9 805 1829 35 20 -11.5 -16.4 | 353 8 1.0 -8.4 10 775 2134 25 17 -7.2 -15.4 | 325 9 5.3 -7.4 11 746 2438 5 18 -1.6 -17.9 | 312 15 10.9 -9.9 12 718 2743 325 14 8.0 -11.5 | 280 21 20.5 -3.4 13 700 2945 280 12 11.8 -2.1 | 256 25 24.3 5.9 14 691 3048 275 14 13.9 -1.2 | 256 27 26.4 6.8 15 664 3353 245 13 11.8 5.5 | 241 28 24.2 13.5 16 638 3658 265 8 8.0 0.7 | 247 22 20.4 8.7 17 613 3962 245 14 12.7 5.9 | 241 29 25.1 13.9 18 589 4267 260 15 14.8 2.6 | 249 29 27.2 10.6 19 543 4877 270 14 14.0 -0.0 | 253 28 26.4 8.0 20 522 5182 215 18 10.3 14.7 | 225 32 22.8 22.8 21 502 5486 190 20 3.5 19.7 | 210 32 15.9 27.7 22 500 5510 190 20 3.5 19.7 | 210 32 15.9 27.7 23 461 6096 185 37 3.2 36.9 | 199 48 15.7 44.9 24 442 6401 175 42 -3.7 41.8 | 190 51 8.8 49.9 25 406 7010 180 33 0.0 33.0 | 197 43 12.4 41.0 26 400 7120 200 34 11.6 31.9 | 211 47 24.1 40.0 27 372 7620 215 33 18.9 27.0 | 222 47 31.4 35.1 28 300 9090 200 93 31.8 87.4 | 205 105 44.2 95.4 29 298 9144 205 88 37.2 79.8 | 209 101 49.6 87.8 30 279 9573 200 108 36.9 101.5 | 204 120 49.4 109.5 31 271 9754 200 108 36.9 101.5 | 204 120 49.4 109.5 32 250 10290 200 103 35.2 96.8 | 204 115 47.7 104.8 33 236 10668 200 102 34.9 95.8 | 204 114 47.3 103.9 34 225 10973 200 100 34.2 94.0 | 205 112 46.6 102.0 35 221 11079 210 88 44.0 76.2 | 214 101 56.4 84.2 36 200 11710 210 57 28.5 49.4 | 216 70 40.9 57.4 37 195 11887 205 57 24.1 51.7 | 211 70 36.5 59.7 38 185 12192 240 44 38.1 22.0 | 239 59 50.5 30.0 39 177 12497 240 36 31.2 18.0 | 239 51 43.6 26.0 40 168 12802 225 41 29.0 29.0 | 228 56 41.4 37.0 41 153 13411 245 33 29.9 13.9 | 243 48 42.3 22.0 42 150 13540 245 31 28.1 13.1 | 242 46 40.5 21.1 43 139 14021 250 34 31.9 11.6 | 246 49 44.4 19.7 44 121 14935 250 31 29.1 10.6 | 246 46 41.6 18.6 45 115 15240 240 27 23.4 13.5 | 239 42 35.8 21.5 46 110 15545 235 29 23.8 16.6 | 236 44 36.2 24.7 47 100 16130 250 24 22.6 8.2 | 245 39 35.0 16.2 48 100 16154 260 26 25.6 4.5 | 252 40 38.0 12.5 49 95 16459 250 24 22.6 8.2 | 245 39 35.0 16.2 50 91 16764 265 24 23.9 2.1 | 254 38 36.3 10.1 51 86 17069 250 20 18.8 6.8 | 245 35 31.2 14.9 52 82 17374 275 19 18.9 -1.7 | 259 32 31.4 6.4 53 78 17678 260 20 19.7 3.5 | 250 34 32.1 11.5 54 75 17983 270 13 13.0 -0.0 | 252 27 25.4 8.0 55 71 18288 255 13 12.6 3.4 | 245 27 25.0 11.4 56 70 18410 230 17 13.0 10.9 | 233 32 25.5 19.0 57 68 18593 225 14 9.9 9.9 | 231 29 22.3 17.9 58 62 19202 255 10 9.7 2.6 | 244 25 22.1 10.6 59 59 19507 255 10 9.7 2.6 | 244 25 22.1 10.6 60 50 20560 10 4 -0.7 -3.9 | 251 12 11.7 4.1 61 44 21336 160 9 -3.1 8.5 | 210 19 9.4 16.5 62 35 22860 0 0 -0.0 -0.0 | 237 15 12.4 8.0 63 30 23840 200 1 0.3 0.9 | 235 16 12.8 9.0 64 24 25298 85 11 -11.0 -1.0 | 192 7 1.5 7.1 65 22 25908 135 18 -12.7 12.7 | 179 21 -0.3 20.8 66 20 26470 125 19 -15.6 10.9 | 171 19 -3.1 18.9 67 20 26518 110 20 -18.8 6.8 | 157 16 -6.4 14.9 68 19 26822 135 21 -14.8 14.8 | 174 23 -2.4 22.9 69 18 27127 120 16 -13.9 8.0 | 175 16 -1.4 16.0 70 17 27432 130 24 -18.4 15.4 | 166 24 -5.9 23.5 71 16 28042 145 28 -16.1 22.9 | 173 31 -3.6 31.0 72 13 29261 140 24 -15.4 18.4 | 174 27 -3.0 26.4 73 12 29566 155 21 -8.9 19.0 | 188 27 3.6 27.1 74 12 29870 130 20 -15.3 12.9 | 172 21 -2.9 20.9 75 10 31030 145 16 -9.2 13.1 | 189 21 3.3 21.1 Wind Parameters Mean winds (0-6000m): 27.2 at 19.7 knts Storm direction: 57.2 at 14.8 knts Shear (0-3000m) pos: 2.3 neg: 6.3 tot: 8.6 10-3/s Storm rel Dir Shear (0-3000m): -1.5 deg Storm rel helicity (0-3000m) pos: 10.4 neg: -194.0 tot: -183.7 m^2/s^2 ave: -61.2 10^-3 m/s^2 rel: -0.37 Storm rel vorticity (0-3000m) horiz: 15.8 stream: -5.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.58 Bulk Shear: 12.10 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 56 18 51 3| 14.0 0.0 14.0| 8.7 -1.2 7.4 14.9 0.54| 19.4 10.6 1000 58 26 60 11| 7.0 7.0 14.0| 10.4 -37.2 -26.9 -26.9 0.11| 19.0 2.1 1500 57 28 57 13| 4.7 1.8 6.5| 10.4 -42.7 -32.4 -21.6 0.05| 16.2 0.9 2000 54 26 49 12| 3.5 3.6 7.1| 10.4 -74.5 -64.1 -32.1 -0.17| 15.6 -2.6 2500 48 25 35 10| 2.8 5.1 7.9| 10.4-102.1 -91.7 -36.7 -0.24| 15.0 -3.7 3000 42 23 18 9| 2.3 6.3 8.6| 10.4-194.0-183.7 -61.2 -0.37| 15.8 -5.8 4000 34 20 352 9| 1.7 4.9 6.7| 36.2-261.7-225.5 -56.4 -0.35| 14.6 -5.1 5000 18 19 327 12| 1.5 4.3 5.7| 73.3-324.8-251.5 -50.3 -0.34| 13.1 -4.4 6000 27 20 340 10| 1.2 4.8 6.0| 73.3-524.9-451.6 -75.3 -0.41| 13.6 -5.6 Wrote GIF file: /home/apache/climate/data/raob//CYJT/skewt/CYJT.skewt.20250428.12.gif