UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042300.upa.cvt Date: 0000Z 23 APR 25 Searching for CYZV... Searching the city database file for: CYZV ... Date:0000Z 23 APR 25 Station: CYZV WMO ident: 71811 Latitude: 50.22 Longitude: -66.25 Elevation: 53.00 ------------------------------------------------------------------------------- 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 53 1.0 -0.1 92 1.1 0.5 85 9 273.3 273.9 273.1 283.4 3.75 1 1000 145 0.6 -0.4 93 1.0 0.2 90 24 273.8 274.4 273.3 283.8 3.71 2 925 769 -2.1 -2.1 100 0.0 -2.1 130 32 277.2 277.8 275.0 286.9 3.54 3 920 812 -2.3 -2.3 100 0.0 -2.3 131 31 277.4 278.0 275.1 287.1 3.51 4 850 1439 -3.9 -4.3 97 0.4 -4.1 175 23 282.1 282.6 277.3 291.3 3.27 5 747 2451 -7.9 -8.9 93 1.0 -8.2 172 21 288.3 288.8 279.6 296.0 2.61 6 728 2652 -7.7 -8.8 92 1.1 -8.1 205 21 290.7 291.2 280.7 298.6 2.70 7 716 2782 -5.5 -6.2 95 0.7 -5.8 224 21 294.5 295.1 283.2 304.5 3.36 8 700 2959 -6.3 -7.0 95 0.7 -6.6 240 19 295.5 296.1 283.5 305.2 3.23 9 663 3382 -8.5 -8.6 99 0.1 -8.5 240 23 297.7 298.2 284.1 306.8 3.01 10 610 4024 -12.7 -13.2 96 0.5 -12.9 203 22 300.0 300.4 284.2 307.0 2.27 11 595 4214 -13.9 -16.9 78 3.0 -14.7 215 21 300.8 301.1 283.8 306.1 1.71 12 593 4239 -13.9 -16.7 79 2.8 -14.7 217 21 301.0 301.4 284.0 306.5 1.74 13 538 4971 -19.7 -20.1 97 0.4 -19.8 219 11 302.6 302.9 284.2 307.2 1.44 14 534 5026 -20.3 -26.3 59 6.0 -21.4 214 10 302.5 302.7 283.5 305.3 0.84 15 505 5437 -23.9 -34.9 36 11.0 -25.4 196 9 303.0 303.1 283.1 304.4 0.39 16 500 5510 -24.3 -37.3 29 13.0 -25.9 205 14 303.4 303.5 283.2 304.5 0.31 17 485 5731 -25.5 -42.5 19 17.0 -27.2 209 18 304.6 304.6 283.5 305.3 0.19 18 458 6144 -28.1 -38.1 38 10.0 -29.2 212 15 306.4 306.4 284.4 307.5 0.31 19 448 6302 -29.5 -48.5 14 19.0 -30.9 199 13 306.5 306.6 284.1 306.9 0.10 20 400 7100 -35.1 -52.1 16 17.0 -36.0 220 18 309.4 309.4 285.2 309.7 0.08 21 376 7529 -37.9 -50.9 24 13.0 -38.6 236 22 311.2 311.2 285.9 311.5 0.09 22 317 8685 -45.9 -62.9 13 17.0 -46.3 241 21 315.6 315.7 287.3 315.7 0.03 23 300 9050 -47.9 -63.9 14 16.0 -48.3 250 22 317.8 317.8 288.1 317.9 0.02 24 251 10204 -54.1 -70.1 12 16.0 -54.3 245 26 325.3 325.3 290.3 325.3 0.01 25 250 10230 -53.9 -70.9 11 17.0 -54.1 245 25 325.9 325.9 290.6 326.0 0.01 26 215 11202 -51.9 -75.9 4 24.0 -52.2 254 30 343.4 343.4 295.1 343.4 0.01 27 200 11670 -52.7 -78.7 3 26.0 -53.1 260 26 349.3 349.3 296.5 349.3 0.00 28 189 12036 -53.7 -75.7 5 22.0 -54.0 261 29 353.4 353.4 297.4 353.4 0.01 29 179 12387 -52.3 -80.3 2 28.0 -52.7 264 37 361.2 361.2 299.0 361.2 0.00 30 156 13277 -53.7 -83.7 1 30.0 -54.1 261 34 373.3 373.3 301.1 373.3 0.00 31 150 13530 -53.1 -84.1 1 31.0 -53.5 270 34 378.6 378.6 302.0 378.6 0.00 32 133 14303 -52.3 -84.3 1 32.0 -52.9 285 31 393.3 393.3 304.3 393.3 0.00 33 120 14963 -54.3 -84.3 1 30.0 -54.8 273 25 401.3 401.3 305.4 401.3 0.00 34 108 15638 -53.3 -84.3 1 31.0 -53.9 286 24 415.5 415.5 307.2 415.5 0.00 35 100 16130 -54.9 -84.9 1 30.0 -55.5 255 10 421.7 421.7 307.9 421.7 0.00 36 86 17099 -52.9 -85.9 1 33.0 -53.7 267 26 444.3 444.3 310.3 444.3 0.00 37 70 18420 -55.3 -87.3 1 32.0 -56.1 280 16 466.1 466.1 312.3 466.1 0.00 38 52 20327 -52.1 -86.1 1 34.0 -53.4 290 13 514.9 514.9 315.9 514.9 0.00 39 50 20580 -52.7 -85.7 1 33.0 -54.0 130 14 519.3 519.3 316.2 519.3 0.01 40 44 21400 -56.1 -87.1 1 31.0 -57.1 197 12 530.3 530.3 316.9 530.3 0.00 41 30 23850 -53.5 -87.5 1 34.0 -55.4 80 11 598.8 598.8 320.6 598.8 0.01 42 20 26470 -51.3 -87.3 1 36.0 -54.4 90 18 679.1 679.2 323.7 679.2 0.01 43 15 28349 -49.1 -86.1 1 37.0 -53.7 115 22 744.7 744.7 325.8 744.8 0.02 44 12 29810 -49.9 -86.9 1 37.0 -54.9 98 16 790.9 791.0 327.0 791.1 0.02 45 10 31010 -47.1 -86.1 0 39.0 -53.8 335 3 843.7 843.7 328.2 843.9 0.02 46 8.9 31784 -45.9 -84.9 0 39.0 -53.7 877.0 877.0 329.0 877.3 0.03 47 8.7 31935 -46.3 -85.3 0 39.0 -53.9 881.1 881.1 329.1 881.4 0.03 48 6.6 33791 -41.1 -82.1 0 41.0 -52.8 975.4 975.5 330.8 976.2 0.07 49 5.7 34803 -34.1 -77.1 0 43.0 -50.9 1047.9 1048.0 331.9 1050.2 0.19 TRP 251 10204 -54.1 -70.1 12 16.0 -54.3 245 26 325.3 325.3 290.3 325.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5365.00 m Freezing level: 983.33 mb = 283.67 m = 930.65 ft Wetbulb zero: 993.58 mb = 196.54 m = 644.79 ft Precipitable water: 0.57 inches Sfc-500 mean rel hum: 89.64 % Est. max temperature: 9.03 C = 48.25 F Sfc-Lift cond lev (LCL): 993.71 mb = 195.52 m = 641.47 ft T: 0.38 C 700-500 lapse rate: 7.06 C/km Conv cond level (CCL): 937.30 mb = 663.23 m = 2175.93 ft Mean mixing ratio: 3.62 g/kg Conv temperature: 4.30 C = 39.74 F Cap Strength: 15.32 C Lifted Index: 15.41 C Risk: None Lifted Index @300 mb: 22.98 C Lifted Index @700 mb: 12.43 C Showalter Index: 10.95 C Risk: None Total Totals Index: 40.40 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 20.00 C K Index: 15.40 Risk: < 20 % chance of thunderstorms Sweat Index: 60.00 Risk: None Energy Index: 2.83 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.09 J/kg Max Up Vert Vel: 5.85 m/s Conv Inhibition (B-): 71395.77 J/kg Cap Strength: 15.30 C Lift Cond Lev (LCL): 952.08 mb = 538.02 m = 1765.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 218 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 1011 53 85 9 -9.0 -0.8 | 55 22 -18.3 -12.8 1 1000 145 90 24 -24.0 0.0 | 70 35 -33.3 -12.0 2 980 305 110 32 -30.1 10.9 | 88 39 -39.4 -1.1 3 944 610 125 34 -27.9 19.5 | 101 38 -37.2 7.5 4 925 769 130 32 -24.5 20.6 | 104 35 -33.9 8.5 5 908 914 135 28 -19.8 19.8 | 105 30 -29.1 7.8 6 874 1219 155 18 -7.6 16.3 | 104 17 -17.0 4.3 7 850 1439 175 23 -2.0 22.9 | 134 16 -11.3 10.9 8 841 1524 185 22 1.9 21.9 | 143 12 -7.4 9.9 9 809 1829 160 17 -5.8 16.0 | 105 16 -15.2 3.9 10 778 2134 170 20 -3.5 19.7 | 121 15 -12.8 7.7 11 748 2438 170 21 -3.6 20.7 | 124 16 -13.0 8.6 12 720 2743 220 21 13.5 16.1 | 226 6 4.2 4.0 13 700 2959 240 19 16.5 9.5 | 290 8 7.1 -2.5 14 638 3658 240 26 22.5 13.0 | 266 13 13.2 1.0 15 613 3962 200 22 7.5 20.7 | 168 9 -1.8 8.6 16 589 4267 220 21 13.5 16.1 | 226 6 4.2 4.0 17 566 4572 230 16 12.3 10.3 | 301 3 2.9 -1.8 18 544 4877 225 13 9.2 9.2 | 3 3 -0.2 -2.9 19 522 5182 200 7 2.4 6.6 | 52 9 -7.0 -5.5 20 502 5486 195 10 2.6 9.7 | 71 7 -6.8 -2.4 21 500 5510 205 14 5.9 12.7 | 101 3 -3.4 0.6 22 481 5791 210 19 9.5 16.5 | 182 4 0.2 4.4 23 461 6096 215 16 9.2 13.1 | 171 1 -0.2 1.1 24 441 6401 190 12 2.1 11.8 | 88 7 -7.3 -0.2 25 423 6706 185 14 1.2 13.9 | 103 8 -8.1 1.9 26 405 7010 220 16 10.3 12.3 | 257 1 0.9 0.2 27 400 7100 220 18 11.6 13.8 | 232 3 2.2 1.7 28 370 7620 240 23 19.9 11.5 | 273 11 10.6 -0.5 29 339 8230 230 19 14.6 12.2 | 268 5 5.2 0.2 30 300 9050 250 22 20.7 7.5 | 292 12 11.3 -4.5 31 296 9144 250 23 21.6 7.9 | 289 13 12.3 -4.2 32 269 9754 260 25 24.6 4.3 | 297 17 15.3 -7.7 33 251 10204 245 26 23.6 11.0 | 274 14 14.2 -1.1 34 250 10230 245 25 22.7 10.6 | 276 13 13.3 -1.5 35 245 10363 240 26 22.5 13.0 | 266 13 13.2 1.0 36 234 10668 255 28 27.0 7.2 | 285 18 17.7 -4.8 37 223 10973 265 28 27.9 2.4 | 297 21 18.5 -9.6 38 213 11278 250 30 28.2 10.3 | 275 19 18.8 -1.8 39 203 11582 275 26 25.9 -2.3 | 311 22 16.6 -14.3 40 200 11670 260 26 25.6 4.5 | 295 18 16.3 -7.5 41 193 11887 260 26 25.6 4.5 | 295 18 16.3 -7.5 42 176 12497 265 40 39.8 3.5 | 286 32 30.5 -8.6 43 168 12802 265 25 24.9 2.2 | 302 18 15.6 -9.9 44 160 13106 255 29 28.0 7.5 | 284 19 18.7 -4.5 45 153 13411 265 38 37.9 3.3 | 287 30 28.5 -8.7 46 150 13530 270 34 34.0 -0.0 | 296 27 24.7 -12.0 47 132 14326 285 31 29.9 -8.0 | 314 29 20.6 -20.1 48 126 14630 270 28 28.0 -0.0 | 303 22 18.7 -12.0 49 115 15240 275 23 22.9 -2.0 | 316 20 13.6 -14.0 50 110 15545 280 26 25.6 -4.5 | 316 23 16.3 -16.6 51 104 15850 300 18 15.6 -9.0 | 343 22 6.2 -21.0 52 100 16130 255 10 9.7 2.6 | 358 9 0.3 -9.5 53 100 16154 280 24 23.6 -4.2 | 319 22 14.3 -16.2 54 95 16459 255 10 9.7 2.6 | 358 9 0.3 -9.5 55 86 17069 265 27 26.9 2.4 | 299 20 17.6 -9.7 56 82 17374 290 19 17.9 -6.5 | 335 20 8.5 -18.5 57 79 17678 280 17 16.7 -3.0 | 334 17 7.4 -15.0 58 75 17983 290 15 14.1 -5.1 | 345 18 4.8 -17.2 59 70 18420 280 16 15.8 -2.8 | 337 16 6.4 -14.8 60 68 18593 280 16 15.8 -2.8 | 337 16 6.4 -14.8 61 65 18898 300 23 19.9 -11.5 | 336 26 10.6 -23.5 62 62 19202 340 13 4.4 -12.2 | 11 25 -4.9 -24.3 63 59 19507 220 10 6.4 7.7 | 34 5 -2.9 -4.4 64 54 20117 290 10 9.4 -3.4 | 360 15 0.1 -15.5 65 51 20422 290 15 14.1 -5.1 | 345 18 4.8 -17.2 66 50 20580 130 14 -10.7 9.0 | 81 20 -20.1 -3.0 67 49 20726 100 10 -9.8 1.7 | 62 22 -19.2 -10.3 68 44 21336 190 12 2.1 11.8 | 88 7 -7.3 -0.2 69 42 21641 225 12 8.5 8.5 | 14 4 -0.9 -3.6 70 40 21946 325 12 6.9 -9.8 | 6 22 -2.5 -21.9 71 35 22860 195 1 0.3 1.0 | 39 14 -9.1 -11.1 72 30 23850 80 11 -10.8 -1.9 | 55 25 -20.2 -14.0 73 29 24079 60 10 -8.7 -5.0 | 47 25 -18.0 -17.0 74 28 24384 85 10 -10.0 -0.9 | 56 23 -19.3 -12.9 75 25 24994 90 16 -16.0 0.0 | 65 28 -25.3 -12.0 76 24 25298 85 10 -10.0 -0.9 | 56 23 -19.3 -12.9 77 23 25603 95 10 -10.0 0.9 | 60 22 -19.3 -11.2 78 21 26213 100 13 -12.8 2.3 | 66 24 -22.1 -9.8 79 20 26470 90 18 -18.0 0.0 | 66 30 -27.3 -12.0 80 20 26518 80 14 -13.8 -2.4 | 58 27 -23.1 -14.5 81 19 26822 90 18 -18.0 0.0 | 66 30 -27.3 -12.0 82 17 27432 80 16 -15.8 -2.8 | 59 29 -25.1 -14.8 83 16 27737 65 13 -11.8 -5.5 | 50 27 -21.1 -17.5 84 16 28042 115 21 -19.0 8.9 | 84 29 -28.4 -3.2 85 15 28346 115 22 -19.9 9.3 | 85 29 -29.3 -2.7 86 14 28956 130 14 -10.7 9.0 | 81 20 -20.1 -3.0 87 13 29261 100 11 -10.8 1.9 | 63 23 -20.2 -10.1 88 12 29566 110 15 -14.1 5.1 | 74 24 -23.4 -6.9 89 12 29870 95 16 -15.9 1.4 | 67 27 -25.3 -10.7 90 11 30175 125 20 -16.4 11.5 | 89 26 -25.7 -0.6 91 10 31010 335 3 1.3 -2.7 | 29 17 -8.1 -14.8 Wind Parameters Mean winds (0-6000m): 187.8 at 20.3 knts Storm direction: 217.8 at 15.2 knts Shear (0-3000m) pos: 5.9 neg: 1.0 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): -130.3 deg Storm rel helicity (0-3000m) pos: 390.8 neg: -32.0 tot: 358.8 m^2/s^2 ave: 119.6 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 18.6 stream: 10.0 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.13 Bulk Shear: 132.21 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 ------------------------------------------------------------------------------- 500 109 28 85 36| 27.8 0.0 27.8|243.7 0.0 243.7 487.3 0.77| 35.7 27.4 1000 120 29 95 35| 10.5 0.0 10.5|287.5 0.0 287.5 287.5 0.62| 26.0 16.1 1500 132 27 101 30| 8.4 0.0 8.4|326.5 -1.5 325.0 216.6 0.59| 23.4 13.8 2000 139 25 104 26| 6.3 1.5 7.8|337.9 -30.9 307.0 153.5 0.44| 20.5 9.0 2500 145 24 108 24| 6.1 1.2 7.4|361.8 -30.9 330.8 132.3 0.47| 18.2 8.6 3000 155 23 115 21| 5.9 1.0 6.9|390.8 -32.0 358.8 119.6 0.54| 18.6 10.0 4000 175 23 134 16| 4.4 1.9 6.3|393.7 -79.0 314.7 78.7 0.31| 17.1 5.3 5000 184 22 141 12| 3.6 2.2 5.7|412.5 -79.0 333.5 66.7 0.38| 15.6 5.9 6000 188 20 141 10| 3.2 1.8 5.0|425.4 -79.1 346.3 57.7 0.40| 14.5 5.8 Wrote GIF file: /home/apache/climate/data/raob//CYZV/skewt/CYZV.skewt.20250423.00.gif