UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for CYJT... Searching the city database file for: CYJT ... Date:0000Z 19 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 1009 57 0.2 -2.6 81 2.8 -0.9 245 5 272.7 273.2 271.8 281.1 3.12 1 1000 129 -0.5 -3.0 83 2.5 -1.4 230 13 272.6 273.2 271.7 281.0 3.06 2 949 545 -4.1 -4.1 100 0.0 -4.1 245 19 273.1 273.6 271.8 281.2 2.97 3 925 746 -5.5 -7.2 88 1.7 -6.1 255 23 273.7 274.1 271.3 280.3 2.40 4 914 840 -6.1 -8.3 84 2.2 -6.8 263 24 274.0 274.4 271.2 280.2 2.23 5 908 891 -5.5 -8.1 82 2.6 -6.3 268 25 275.1 275.5 272.0 281.5 2.28 6 850 1407 -7.1 -10.4 77 3.3 -8.1 270 28 278.7 279.1 273.7 284.5 2.03 7 802 1861 -6.3 -12.3 62 6.0 -8.1 289 33 284.2 284.6 276.5 289.7 1.85 8 776 2118 -7.3 -12.3 67 5.0 -8.8 281 36 285.8 286.2 277.4 291.5 1.91 9 757 2311 -5.7 -12.7 58 7.0 -7.9 286 37 289.6 290.0 279.2 295.3 1.90 10 700 2922 -7.7 -20.7 34 13.0 -11.1 295 37 294.0 294.1 280.1 297.2 1.05 11 664 3331 -9.7 -23.7 31 14.0 -13.0 295 38 296.2 296.3 280.8 298.9 0.85 12 647 3531 -10.9 -22.9 37 12.0 -13.7 295 38 297.0 297.2 281.3 300.0 0.94 13 637 3651 -11.7 -24.7 33 13.0 -14.6 295 38 297.4 297.6 281.4 300.1 0.81 14 629 3748 -11.7 -44.7 5 33.0 -16.0 296 39 298.5 298.5 280.8 298.9 0.11 15 577 4402 -17.1 -41.1 11 24.0 -20.1 300 42 299.7 299.7 281.4 300.3 0.18 16 549 4773 -20.7 -31.7 37 11.0 -22.4 300 41 299.7 299.8 281.9 301.3 0.49 17 535 4964 -22.1 -31.1 44 9.0 -23.5 302 42 300.2 300.3 282.2 302.0 0.53 18 502 5431 -23.7 -44.7 13 21.0 -25.8 306 56 303.8 303.8 283.1 304.3 0.14 19 500 5460 -23.7 -44.7 13 21.0 -25.8 305 57 304.1 304.2 283.2 304.7 0.14 20 470 5908 -27.1 -42.1 23 15.0 -28.6 312 63 305.4 305.4 283.8 306.1 0.20 21 446 6283 -29.1 -32.5 72 3.4 -29.6 312 73 307.4 307.6 285.1 309.4 0.56 22 441 6363 -29.3 -33.6 66 4.3 -29.9 311 76 308.2 308.3 285.3 309.9 0.51 23 407 6929 -34.3 -37.4 73 3.1 -34.6 310 79 308.9 308.9 285.4 310.2 0.38 24 400 7050 -34.9 -39.5 63 4.6 -35.3 310 79 309.6 309.7 285.6 310.7 0.31 25 375 7498 -37.7 -43.7 53 6.0 -38.1 314 90 311.7 311.7 286.2 312.5 0.21 26 366 7666 -38.7 -49.7 30 11.0 -39.3 315 93 312.5 312.6 286.4 312.9 0.11 27 334 8287 -44.3 -51.3 46 7.0 -44.6 317 98 313.2 313.2 286.6 313.5 0.10 28 330 8368 -44.5 -56.5 25 12.0 -44.9 318 99 314.0 314.0 286.8 314.2 0.06 29 300 9000 -49.5 -59.5 30 10.0 -49.7 320 104 315.6 315.6 287.3 315.7 0.04 30 286 9311 -52.3 -61.6 32 9.3 -52.5 320 105 316.0 316.0 287.5 316.1 0.03 31 280 9448 -53.5 -62.5 33 9.0 -53.7 320 105 316.1 316.1 287.5 316.2 0.03 32 256 10019 -56.9 -65.9 31 9.0 -57.0 310 94 319.3 319.3 288.5 319.4 0.02 33 252 10119 -55.7 -71.7 12 16.0 -55.9 310 93 322.5 322.5 289.5 322.6 0.01 34 250 10170 -55.5 -72.5 10 17.0 -55.7 310 92 323.6 323.6 289.9 323.6 0.01 35 241 10404 -54.5 -76.5 5 22.0 -54.7 310 88 328.5 328.5 291.3 328.5 0.00 36 228 10758 -55.1 -78.1 4 23.0 -55.4 309 69 332.8 332.8 292.5 332.8 0.00 37 222 10929 -53.3 -80.3 2 27.0 -53.6 308 63 338.1 338.1 293.9 338.1 0.00 38 212 11225 -53.9 -80.9 2 27.0 -54.2 305 53 341.7 341.7 294.7 341.7 0.00 39 200 11600 -52.3 -81.3 2 29.0 -52.7 290 47 349.9 349.9 296.6 350.0 0.00 40 199 11632 -52.1 -81.1 2 29.0 -52.5 290 47 350.8 350.8 296.8 350.8 0.00 41 194 11797 -52.9 -81.9 2 29.0 -53.2 292 47 352.1 352.1 297.1 352.1 0.00 42 169 12691 -51.7 -82.7 1 31.0 -52.2 282 39 368.2 368.2 300.2 368.2 0.00 43 159 13089 -49.3 -81.3 1 32.0 -50.0 276 32 378.8 378.8 302.1 378.8 0.00 44 150 13470 -51.1 -82.1 1 31.0 -51.7 270 25 382.0 382.0 302.6 382.0 0.00 45 135 14148 -54.9 -83.9 2 29.0 -55.3 253 30 387.0 387.0 303.3 387.0 0.00 46 123 14744 -52.9 -83.9 1 31.0 -53.5 265 31 401.1 401.1 305.3 401.1 0.00 47 118 15011 -53.7 -83.7 1 30.0 -54.2 270 31 404.4 404.4 305.8 404.4 0.00 48 111 15407 -49.5 -82.5 1 33.0 -50.4 263 32 419.4 419.4 307.6 419.4 0.00 49 109 15526 -49.9 -82.9 1 33.0 -50.8 256 33 420.8 420.8 307.8 420.8 0.00 50 108 15586 -47.7 -81.7 1 34.0 -48.8 252 34 426.1 426.1 308.4 426.1 0.00 51 100 16090 -50.9 -82.9 1 32.0 -51.7 240 40 429.4 429.4 308.8 429.4 0.00 52 95 16422 -52.5 -83.5 1 31.0 -53.2 240 40 432.6 432.6 309.1 432.6 0.00 53 85 17148 -47.7 -82.7 1 35.0 -49.1 264 27 456.3 456.3 311.4 456.3 0.01 54 75 17965 -52.7 -84.7 1 32.0 -53.6 221 15 462.4 462.4 312.0 462.4 0.00 55 70 18410 -53.1 -85.1 1 32.0 -54.0 235 14 470.8 470.8 312.7 470.8 0.00 56 65 18887 -53.7 -85.7 1 32.0 -54.6 240 19 479.6 479.6 313.4 479.6 0.00 57 61 19298 -50.1 -84.1 1 34.0 -51.5 250 15 496.4 496.4 314.7 496.4 0.01 58 50 20590 -52.3 -85.3 1 33.0 -53.7 260 8 520.2 520.2 316.3 520.3 0.01 59 46 21127 -54.5 -85.5 1 31.0 -55.6 237 10 527.5 527.5 316.8 527.5 0.01 60 31 23650 -55.3 -86.3 1 31.0 -56.8 353 1 588.3 588.3 320.0 588.4 0.01 TRP 256 10019 -56.9 -65.9 31 9.0 -57.0 310 94 319.3 319.3 288.5 319.4 0.02 WND 286 9311 -52.3 -61.6 32 9.3 -52.5 320 105 316.0 316.0 287.5 316.1 0.03 Sounding variables and indices 1000-500 mb thick: 5331.00 m Freezing level: 1006.43 mb = 77.57 m = 254.50 ft Wetbulb zero: Below ground Precipitable water: 0.33 inches Sfc-500 mean rel hum: 48.74 % Est. max temperature: 5.70 C = 42.26 F Sfc-Lift cond lev (LCL): 965.80 mb = 405.26 m = 1329.56 ft T: -2.89 C 700-500 lapse rate: 6.30 C/km ThetaE index: 1.00 C Layer 925.0- 908.0 mb Conv cond level (CCL): 933.25 mb = 676.17 m = 2218.36 ft Mean mixing ratio: 2.82 g/kg Conv temperature: 1.04 C = 33.87 F Cap Strength: 19.29 C Lifted Index: 19.52 C Risk: None Lifted Index @300 mb: 24.60 C Lifted Index @700 mb: 14.31 C Showalter Index: 16.71 C Risk: None Total Totals Index: 29.90 C Risk: None Vertical Totals Index: 16.60 C Cross Totals Index: 13.30 C K Index: -6.80 Risk: None Sweat Index: 113.00 Risk: None Energy Index: 4.34 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.91 J/kg Max Up Vert Vel: 3.44 m/s Conv Inhibition (B-): 45257.71 J/kg Cap Strength: 18.86 C Lift Cond Lev (LCL): 937.52 mb = 640.23 m = 2100.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 324 at 28 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 1009 57 245 5 4.5 2.1 | 154 28 -12.1 24.8 1 1000 129 230 13 10.0 8.4 | 168 32 -6.6 31.1 2 978 305 245 16 14.5 6.8 | 176 30 -2.1 29.5 3 941 610 245 20 18.1 8.5 | 183 31 1.5 31.2 4 925 746 255 23 22.2 6.0 | 191 29 5.6 28.7 5 905 914 270 25 25.0 -0.0 | 200 24 8.4 22.7 6 871 1219 280 28 27.6 -4.9 | 212 21 11.0 17.8 7 850 1407 270 28 28.0 -0.0 | 207 25 11.4 22.7 8 837 1524 270 28 28.0 -0.0 | 207 25 11.4 22.7 9 805 1829 290 33 31.0 -11.3 | 232 18 14.4 11.4 10 774 2134 280 36 35.5 -6.3 | 229 25 18.9 16.5 11 745 2438 290 37 34.8 -12.7 | 241 21 18.2 10.0 12 716 2743 290 35 32.9 -12.0 | 237 20 16.3 10.7 13 700 2922 295 37 33.5 -15.6 | 247 18 16.9 7.1 14 635 3658 295 38 34.4 -16.1 | 250 19 17.8 6.6 15 586 4267 300 43 37.2 -21.5 | 267 21 20.6 1.2 16 540 4877 300 40 34.6 -20.0 | 261 18 18.0 2.7 17 519 5182 310 50 38.3 -32.1 | 293 24 21.7 -9.4 18 500 5460 305 57 46.7 -32.7 | 288 32 30.1 -10.0 19 457 6096 315 65 46.0 -46.0 | 308 37 29.4 -23.3 20 438 6401 310 78 59.8 -50.1 | 302 51 43.2 -27.4 21 400 7050 310 79 60.5 -50.8 | 303 52 43.9 -28.1 22 368 7620 315 93 65.8 -65.8 | 311 65 49.2 -43.1 23 300 9000 320 104 66.8 -79.7 | 319 76 50.3 -57.0 24 293 9144 320 104 66.8 -79.7 | 319 76 50.3 -57.0 25 286 9311 320 105 67.5 -80.4 | 319 77 50.9 -57.7 26 280 9449 320 105 67.5 -80.4 | 319 77 50.9 -57.7 27 256 10019 310 94 72.0 -60.4 | 304 67 55.4 -37.7 28 250 10170 310 92 70.5 -59.1 | 304 65 53.9 -36.4 29 243 10363 310 91 69.7 -58.5 | 304 64 53.1 -35.8 30 231 10668 310 72 55.2 -46.3 | 301 45 38.6 -23.6 31 210 11278 305 51 41.8 -29.3 | 285 26 25.2 -6.6 32 200 11600 290 47 44.2 -16.1 | 256 28 27.6 6.6 33 183 12192 295 47 42.6 -19.9 | 264 26 26.0 2.8 34 174 12497 285 43 41.5 -11.1 | 245 27 24.9 11.6 35 150 13470 270 25 25.0 -0.0 | 200 24 8.4 22.7 36 144 13716 265 24 23.9 2.1 | 196 26 7.3 24.8 37 138 14021 250 30 28.2 10.3 | 199 35 11.6 33.0 38 114 15240 275 31 30.9 -2.7 | 216 25 14.3 20.0 39 104 15850 235 36 29.5 20.6 | 197 45 12.9 43.4 40 100 16090 240 40 34.6 20.0 | 203 46 18.0 42.7 41 94 16459 240 40 34.6 20.0 | 203 46 18.0 42.7 42 90 16764 245 28 25.4 11.8 | 194 36 8.8 34.5 43 82 17374 275 27 26.9 -2.4 | 207 23 10.3 20.3 44 78 17678 235 14 11.5 8.0 | 171 31 -5.1 30.7 45 75 17983 220 15 9.6 11.5 | 169 35 -7.0 34.2 46 71 18288 250 14 13.2 4.8 | 173 28 -3.4 27.5 47 70 18410 235 14 11.5 8.0 | 171 31 -5.1 30.7 48 68 18593 235 14 11.5 8.0 | 171 31 -5.1 30.7 49 65 18898 240 19 16.5 9.5 | 180 32 -0.1 32.2 50 62 19202 270 17 17.0 -0.0 | 181 23 0.4 22.7 51 59 19507 210 12 6.0 10.4 | 162 35 -10.6 33.1 52 56 19812 220 22 14.1 16.9 | 176 40 -2.5 39.6 53 54 20117 245 16 14.5 6.8 | 176 30 -2.1 29.5 54 51 20422 220 16 10.3 12.3 | 170 36 -6.3 35.0 55 50 20590 260 8 7.9 1.4 | 160 26 -8.7 24.1 56 48 20726 230 17 13.0 10.9 | 174 34 -3.6 33.6 57 45 21031 240 6 5.2 3.0 | 156 28 -11.4 25.7 58 42 21336 250 18 16.9 6.2 | 181 29 0.3 28.9 59 39 21641 260 14 13.8 2.4 | 174 25 -2.8 25.1 60 36 21946 230 18 13.8 11.6 | 175 34 -2.8 34.3 61 33 22250 275 10 10.0 -0.9 | 163 23 -6.6 21.8 62 31 22555 0 0 -0.0 -0.0 | 144 28 -16.6 22.7 63 21 24079 125 10 -8.2 5.7 | 139 38 -24.8 28.4 Wind Parameters Mean winds (0-6000m): 293.8 at 37.5 knts Storm direction: 323.8 at 28.1 knts Shear (0-3000m) pos: 4.9 neg: 2.9 tot: 7.8 10-3/s Storm rel Dir Shear (0-3000m): 93.7 deg Storm rel helicity (0-3000m) pos: 305.9 neg: -20.2 tot: 285.7 m^2/s^2 ave: 95.2 10^-3 m/s^2 rel: 0.64 Storm rel vorticity (0-3000m) horiz: 11.2 stream: 7.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.05 Bulk Shear: 123.43 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 ------------------------------------------------------------------------------- 500 242 15 174 30| 0.0 14.7 14.7|113.4 0.0 113.4 226.7 0.91| 16.4 14.8 1000 254 19 184 28| 7.0 7.4 14.3|196.1 0.0 196.1 196.1 0.85| 15.6 13.2 1500 262 22 192 26| 4.7 5.7 10.4|214.4 -10.2 204.2 136.2 0.72| 13.0 9.3 2000 270 25 200 24| 5.8 4.3 10.1|262.6 -13.7 248.9 124.4 0.67| 13.5 9.0 2500 274 27 207 23| 5.3 3.4 8.8|288.9 -16.6 272.3 108.9 0.64| 12.4 8.0 3000 278 29 212 22| 4.9 2.9 7.8|305.9 -20.2 285.7 95.2 0.64| 11.2 7.1 4000 284 31 222 21| 4.2 2.2 6.4|328.7 -20.2 308.5 77.1 0.66| 9.0 5.9 5000 288 33 231 19| 4.1 1.8 5.8|374.1 -28.4 345.7 69.1 0.65| 8.5 5.5 6000 294 37 247 19| 5.1 1.5 6.6|499.6 -42.3 457.3 76.2 0.62| 9.2 5.7 Wrote GIF file: /home/apache/climate/data/raob//CYJT/skewt/CYJT.skewt.20250419.00.gif