UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for CYJT... Searching the city database file for: CYJT ... Date:1200Z 16 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 ------------------------------------------------------------------------------- 0 1000 -63 SFC 985 57 1.2 0.0 92 1.2 0.7 85 9 275.5 276.2 274.6 286.1 3.88 2 925 563 -0.3 -3.1 81 2.8 -1.4 135 36 279.0 279.6 275.7 288.2 3.28 3 921 598 -0.3 -3.1 81 2.8 -1.4 139 37 279.3 279.9 275.9 288.6 3.30 4 907 721 2.0 -4.0 64 6.0 -0.4 142 37 282.9 283.5 277.6 291.8 3.13 5 899 792 2.0 -5.0 60 7.0 -0.7 143 38 283.7 284.2 277.7 292.0 2.93 6 892 855 2.6 -3.4 65 6.0 0.1 144 38 284.9 285.5 278.8 294.4 3.33 7 862 1132 1.6 1.0 96 0.6 1.3 156 42 286.7 287.5 281.4 300.2 4.77 8 850 1245 3.2 2.6 96 0.6 2.9 165 46 289.5 290.5 283.4 305.0 5.43 9 836 1380 4.2 3.6 96 0.6 3.9 170 48 291.9 293.0 284.9 309.0 5.93 10 824 1498 3.2 3.2 100 0.0 3.2 174 50 292.1 293.1 284.9 308.9 5.85 11 700 2812 -1.3 -1.6 98 0.3 -1.4 185 47 301.0 301.9 287.3 315.7 4.86 12 681 3031 -1.9 -2.6 95 0.7 -2.2 190 45 302.8 303.6 287.7 316.8 4.64 13 663 3243 -3.3 -3.3 100 0.0 -3.3 192 46 303.5 304.3 287.9 317.3 4.52 14 516 5183 -15.1 -16.1 92 1.0 -15.4 210 67 311.8 312.2 288.3 318.7 2.11 15 500 5420 -16.7 -18.8 84 2.1 -17.3 205 64 312.7 313.0 288.2 318.4 1.73 16 484 5664 -18.3 -22.5 70 4.2 -19.3 207 66 313.6 313.9 288.1 318.0 1.30 17 483 5680 -18.3 -22.4 70 4.1 -19.3 207 66 313.8 314.1 288.2 318.2 1.31 18 445 6288 -23.1 -25.8 78 2.7 -23.7 213 71 315.2 315.4 288.3 318.8 1.05 19 442 6338 -23.7 -28.0 68 4.3 -24.5 214 72 315.1 315.2 288.1 318.0 0.86 20 439 6388 -24.3 -34.3 39 10.0 -25.8 215 72 314.9 315.0 287.6 316.6 0.48 21 433 6488 -25.3 -39.3 26 14.0 -27.1 216 73 314.9 314.9 287.4 315.9 0.29 22 414 6813 -27.9 -50.9 9 23.0 -29.7 220 78 315.6 315.6 287.4 315.9 0.09 23 402 7024 -29.9 -43.9 24 14.0 -31.2 220 84 315.7 315.7 287.6 316.4 0.19 24 400 7060 -30.1 -41.1 33 11.0 -31.2 220 85 315.9 315.9 287.7 316.8 0.26 25 398 7096 -30.1 -39.1 41 9.0 -31.1 220 85 316.3 316.4 287.9 317.5 0.32 26 397 7113 -30.1 -34.2 67 4.1 -30.6 220 85 316.5 316.7 288.2 318.4 0.53 27 394 7167 -30.5 -34.4 69 3.9 -31.0 220 86 316.7 316.8 288.3 318.6 0.53 28 361 7779 -35.9 -39.0 73 3.1 -36.2 220 94 317.5 317.6 288.3 318.8 0.36 29 349 8013 -36.1 -38.8 76 2.7 -36.4 220 100 320.3 320.4 289.3 321.7 0.38 30 341 8173 -37.5 -39.7 80 2.2 -37.7 219 99 320.6 320.6 289.3 321.9 0.36 31 300 9040 -45.1 -48.4 69 3.3 -45.3 220 93 321.8 321.8 289.5 322.4 0.16 32 282 9450 -48.7 -53.1 60 4.4 -48.8 220 99 322.4 322.4 289.6 322.7 0.10 33 274 9638 -50.3 -52.9 74 2.6 -50.4 220 103 322.7 322.7 289.7 323.1 0.10 34 271 9710 -50.5 -55.1 58 4.6 -50.7 220 104 323.4 323.5 289.9 323.8 0.08 35 265 9855 -51.9 -55.5 65 3.6 -52.0 220 107 323.5 323.6 289.9 323.8 0.08 36 257 10053 -53.7 -56.0 76 2.3 -53.8 220 107 323.7 323.7 290.0 324.0 0.08 37 256 10078 -53.9 -56.1 77 2.2 -53.9 221 106 323.7 323.7 290.0 324.0 0.07 38 254 10128 -54.3 -57.3 69 3.0 -54.4 222 105 323.9 323.9 290.0 324.1 0.07 39 251 10204 -54.3 -63.3 32 9.0 -54.5 224 102 325.0 325.0 290.3 325.1 0.03 40 250 10230 -54.5 -65.5 25 11.0 -54.7 225 101 325.0 325.0 290.3 325.1 0.02 41 248 10281 -54.7 -67.7 19 13.0 -54.9 224 100 325.5 325.5 290.5 325.6 0.02 42 221 11013 -58.9 -68.9 26 10.0 -59.0 220 92 329.9 329.9 291.7 330.0 0.02 43 208 11399 -53.7 -76.7 4 23.0 -54.0 222 84 343.9 343.9 295.3 343.9 0.01 44 203 11555 -54.9 -76.9 5 22.0 -55.2 224 73 344.4 344.4 295.4 344.4 0.01 45 200 11650 -54.7 -77.7 4 23.0 -55.0 225 67 346.1 346.1 295.8 346.2 0.00 46 187 12086 -49.5 -76.5 3 27.0 -50.0 230 51 361.3 361.3 299.0 361.3 0.01 47 173 12594 -51.7 -78.7 3 27.0 -52.2 223 38 365.8 365.8 299.8 365.8 0.00 48 154 13349 -52.5 -79.5 2 27.0 -52.9 220 43 376.8 376.8 301.7 376.8 0.00 49 152 13434 -51.1 -80.1 2 29.0 -51.7 220 44 380.6 380.6 302.3 380.6 0.00 50 150 13520 -51.5 -80.5 2 29.0 -52.0 220 45 381.3 381.3 302.5 381.4 0.00 51 145 13739 -52.7 -80.7 2 28.0 -53.2 215 49 383.0 383.0 302.7 383.0 0.00 52 141 13920 -50.9 -80.9 2 30.0 -51.5 218 52 389.2 389.2 303.7 389.2 0.00 53 137 14107 -52.1 -81.1 2 29.0 -52.7 220 54 390.3 390.3 303.8 390.3 0.00 54 120 14969 -49.5 -80.5 1 31.0 -50.3 230 63 410.1 410.1 306.5 410.2 0.01 55 100 16150 -54.3 -83.3 2 29.0 -54.9 260 34 422.8 422.8 308.0 422.8 0.00 56 95 16477 -56.5 -84.5 2 28.0 -57.0 260 34 424.7 424.7 308.3 424.8 0.00 57 85 17186 -54.5 -84.5 1 30.0 -55.2 204 23 442.5 442.5 310.1 442.5 0.00 58 77 17814 -57.3 -85.3 2 28.0 -57.8 194 31 449.4 449.4 310.8 449.4 0.00 59 70 18420 -54.7 -84.7 1 30.0 -55.5 205 14 467.4 467.4 312.4 467.4 0.00 60 68 18605 -54.1 -84.1 1 30.0 -54.9 214 19 472.5 472.5 312.8 472.6 0.00 61 51 20434 -56.1 -86.1 1 30.0 -57.0 181 13 508.4 508.4 315.5 508.4 0.00 62 50 20560 -55.5 -85.5 1 30.0 -56.5 185 12 512.7 512.7 315.8 512.7 0.01 63 42 21675 -53.9 -84.9 1 31.0 -55.2 148 12 542.9 542.9 317.7 542.9 0.01 64 31 23612 -56.9 -86.9 1 30.0 -58.2 132 13 584.0 584.0 319.9 584.1 0.01 65 30 23820 -56.3 -87.3 1 31.0 -57.7 130 14 591.2 591.2 320.2 591.2 0.01 66 21 26105 -52.5 -86.5 1 34.0 -55.2 138 13 666.1 666.1 323.3 666.2 0.01 67 20 26420 -52.9 -85.9 1 33.0 -55.6 120 14 674.3 674.3 323.6 674.3 0.01 68 17 27468 -52.9 -85.9 1 33.0 -55.9 108 15 706.3 706.3 324.6 706.4 0.01 TRP 221 11013 -58.9 -68.9 26 10.0 -59.0 220 92 329.9 329.9 291.7 330.0 0.02 WND 265 9855 -51.9 -55.5 65 3.6 -52.0 220 107 323.5 323.6 289.9 323.8 0.08 Sounding variables and indices 1000-500 mb thick: 5483.00 m Freezing level: 937.00 mb = 461.80 m = 1515.07 ft Freezing level: 919.17 mb = 613.75 m = 2013.58 ft Freezing level: 735.82 mb = 2432.37 m = 7980.13 ft Wetbulb zero: 964.99 mb = 222.22 m = 729.05 ft Precipitable water: 0.85 inches Sfc-500 mean rel hum: 93.31 % Est. max temperature: 17.53 C = 63.56 F Sfc-Lift cond lev (LCL): 966.66 mb = 208.30 m = 683.38 ft T: 0.75 C 700-500 lapse rate: 5.90 C/km ThetaE index: 0.06 C Layer 824.0- 700.0 mb Conv cond level (CCL): 595.96 mb = 4068.07 m = 13346.54 ft Mean mixing ratio: 3.43 g/kg Conv temperature: 32.61 C = 90.70 F Cap Strength: 19.86 C Lifted Index: 20.25 C Risk: None Lifted Index @300 mb: 23.26 C Lifted Index @700 mb: 14.91 C Showalter Index: 8.83 C Risk: None Total Totals Index: 39.20 C Risk: None Vertical Totals Index: 19.90 C Cross Totals Index: 19.30 C K Index: 22.20 Risk: 20-40 % chance of thunderstorms Sweat Index: 187.20 Risk: None Energy Index: 2.75 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 40.37 J/kg Max Up Vert Vel: 8.99 m/s Conv Inhibition (B-): 51026.02 J/kg Cap Strength: 20.05 C Lift Cond Lev (LCL): 886.72 mb = 903.42 m = 2963.93 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 218 at 37 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 ---------------------------------------------------------- 0 985 57 85 9 -9.0 -0.8 | 47 44 -31.9 -29.7 1 955 305 115 32 -29.0 13.5 | 74 54 -51.9 -15.4 2 925 563 135 36 -25.5 25.5 | 86 48 -48.4 -3.4 3 920 610 140 37 -23.8 28.3 | 89 47 -46.7 -0.6 4 886 914 145 38 -21.8 31.1 | 93 45 -44.7 2.2 5 853 1219 160 44 -15.0 41.3 | 108 40 -38.0 12.4 6 850 1245 165 46 -11.9 44.4 | 114 38 -34.8 15.5 7 821 1524 175 51 -4.4 50.8 | 129 35 -27.4 21.9 8 791 1829 185 49 4.3 48.8 | 137 27 -18.6 19.9 9 761 2134 180 48 0.0 48.0 | 130 30 -22.9 19.1 10 733 2438 180 50 0.0 50.0 | 133 31 -22.9 21.1 11 706 2743 190 51 8.9 50.2 | 147 26 -14.1 21.3 12 700 2812 185 47 4.1 46.8 | 134 26 -18.8 17.9 13 679 3048 190 45 7.8 44.3 | 136 22 -15.1 15.4 14 628 3658 195 49 12.7 47.3 | 151 21 -10.2 18.4 15 580 4267 200 46 15.7 43.2 | 153 16 -7.2 14.3 16 558 4572 200 47 16.1 44.2 | 156 17 -6.8 15.3 17 536 4877 205 58 24.5 52.6 | 184 24 1.6 23.7 18 516 5182 210 67 33.5 58.0 | 200 31 10.6 29.1 19 500 5420 205 64 27.0 58.0 | 188 29 4.1 29.1 20 456 6096 210 70 35.0 60.6 | 201 34 12.1 31.7 21 420 6706 220 75 48.2 57.5 | 222 38 25.3 28.6 22 400 7060 220 85 54.6 65.1 | 221 48 31.7 36.2 23 369 7620 220 88 56.6 67.4 | 221 51 33.7 38.5 24 353 7925 220 101 64.9 77.4 | 221 64 42.0 48.5 25 309 8839 215 93 53.3 76.2 | 213 56 30.4 47.3 26 300 9040 220 93 59.8 71.2 | 221 56 36.9 42.3 27 295 9144 220 93 59.8 71.2 | 221 56 36.9 42.3 28 265 9855 220 107 68.8 82.0 | 221 70 45.9 53.1 29 257 10058 220 107 68.8 82.0 | 221 70 45.9 53.1 30 250 10230 225 101 71.4 71.4 | 229 65 48.5 42.5 31 233 10668 220 91 58.5 69.7 | 221 54 35.6 40.8 32 221 11013 220 92 59.1 70.5 | 221 55 36.2 41.6 33 212 11278 220 92 59.1 70.5 | 221 55 36.2 41.6 34 200 11650 225 67 47.4 47.4 | 233 31 24.5 18.5 35 193 11887 230 67 51.3 43.1 | 244 32 28.4 14.2 36 184 12192 230 42 32.2 27.0 | 282 9 9.3 -1.9 37 168 12802 220 36 23.1 27.6 | 350 1 0.2 -1.3 38 150 13520 220 45 28.9 34.5 | 227 8 6.0 5.6 39 146 13716 215 49 28.1 40.1 | 205 12 5.2 11.2 40 121 14935 230 65 49.8 41.8 | 244 30 26.9 12.9 41 115 15240 230 46 35.2 29.6 | 267 12 12.3 0.7 42 105 15850 240 40 34.6 20.0 | 307 15 11.7 -8.9 43 100 16150 260 34 33.5 5.9 | 335 25 10.6 -23.0 44 95 16459 260 34 33.5 5.9 | 335 25 10.6 -23.0 45 91 16764 255 27 26.1 7.0 | 352 22 3.2 -21.9 46 87 17069 215 26 14.9 21.3 | 46 11 -8.0 -7.6 47 83 17374 185 18 1.6 17.9 | 63 24 -21.3 -11.0 48 79 17678 185 30 2.6 29.9 | 93 20 -20.3 1.0 49 75 17983 205 32 13.5 29.0 | 91 9 -9.4 0.1 50 71 18288 215 29 16.6 23.8 | 51 8 -6.3 -5.1 51 70 18420 205 14 5.9 12.7 | 46 23 -17.0 -16.2 52 68 18593 215 19 10.9 15.6 | 42 18 -12.0 -13.3 53 65 18898 180 13 0.0 13.0 | 55 28 -22.9 -15.9 54 62 19202 190 22 3.8 21.7 | 69 20 -19.1 -7.2 55 56 19812 195 18 4.7 17.4 | 58 22 -18.2 -11.5 56 54 20117 170 15 -2.6 14.8 | 61 29 -25.5 -14.1 57 50 20560 185 12 1.0 12.0 | 52 28 -21.9 -16.9 58 49 20726 215 17 9.8 13.9 | 41 20 -13.2 -15.0 59 44 21336 150 14 -7.0 12.1 | 61 34 -29.9 -16.8 60 42 21641 145 12 -6.9 9.8 | 57 35 -29.8 -19.1 61 40 21946 170 11 -1.9 10.8 | 54 31 -24.8 -18.1 62 38 22250 125 11 -9.0 6.3 | 55 39 -31.9 -22.6 63 35 22860 140 20 -12.9 15.3 | 69 38 -35.8 -13.6 64 33 23165 155 14 -5.9 12.7 | 61 33 -28.8 -16.2 65 32 23470 125 15 -12.3 8.6 | 60 41 -35.2 -20.3 66 30 23774 140 10 -6.4 7.7 | 54 36 -29.3 -21.2 67 30 23820 130 14 -10.7 9.0 | 59 39 -33.6 -19.9 68 29 24079 115 13 -11.8 5.5 | 56 42 -34.7 -23.4 69 27 24384 125 15 -12.3 8.6 | 60 41 -35.2 -20.3 70 25 24994 110 17 -16.0 5.8 | 59 45 -38.9 -23.1 71 24 25298 125 28 -22.9 16.1 | 74 48 -45.8 -12.8 72 23 25603 145 19 -10.9 15.6 | 68 36 -33.8 -13.3 73 22 25908 150 12 -6.0 10.4 | 57 34 -28.9 -18.5 74 20 26420 120 14 -12.1 7.0 | 58 41 -35.0 -21.9 75 19 26518 135 13 -9.2 9.2 | 58 38 -32.1 -19.7 76 17 26822 115 15 -13.6 6.3 | 58 43 -36.5 -22.6 77 16 27127 90 16 -16.0 0.0 | 53 48 -38.9 -28.9 78 14 27432 105 18 -17.4 4.7 | 59 47 -40.3 -24.2 79 13 27737 105 15 -14.5 3.9 | 56 45 -37.4 -25.0 Wind Parameters Mean winds (0-6000m): 188.4 at 49.2 knts Storm direction: 218.4 at 36.9 knts Shear (0-3000m) pos: 8.3 neg: 0.0 tot: 8.3 10-3/s Storm rel Dir Shear (0-3000m): 88.8 deg Storm rel helicity (0-3000m) pos: 870.0 neg: -52.6 tot: 817.4 m^2/s^2 ave: 272.5 10^-3 m/s^2 rel: 0.68 Storm rel vorticity (0-3000m) horiz: 17.3 stream: 11.8 10^-3/s Energy-Hel index: 0.20 Bulk Rich Number: 0.14 Bulk Shear: 292.71 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 ------------------------------------------------------------------------------- 500 119 27 72 49| 31.7 0.0 31.7|446.7 0.0 446.7 893.4 0.91| 38.3 34.7 1000 134 33 82 47| 19.7 0.0 19.7|579.4 0.0 579.4 579.4 0.90| 25.7 23.1 1500 147 37 93 43| 17.7 0.0 17.7|782.0 0.0 782.0 521.3 0.90| 24.6 22.2 2000 158 40 103 39| 12.9 0.0 12.9|811.6 -17.4 794.2 397.1 0.80| 21.1 17.0 2500 164 42 108 37| 10.8 0.0 10.8|843.4 -23.3 820.2 328.1 0.79| 18.1 14.3 3000 168 43 113 34| 8.3 0.0 8.3|870.0 -52.6 817.4 272.5 0.68| 17.3 11.8 4000 176 44 120 30| 6.6 0.0 6.6|904.5 -52.6 851.9 213.0 0.68| 14.1 9.6 5000 182 46 128 27| 7.1 0.0 7.1|989.8 -52.6 937.2 187.4 0.69| 13.4 9.3 6000 188 49 141 25| 6.3 0.2 6.6|1060.7 -94.4 966.3 161.0 0.64| 12.6 8.0 Wrote GIF file: /home/apache/climate/data/raob//CYJT/skewt/CYJT.skewt.20250416.12.gif