UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011700.upa.cvt Date: 0000Z 17 JAN 26 Searching for CYJT... Searching the city database file for: CYJT ... Date:0000Z 17 JAN 26 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 -144 SFC 975 57 0.0 -0.2 99 0.2 -0.1 230 14 275.1 275.8 274.3 285.6 3.86 2 850 1147 -5.9 -5.9 100 0.0 -5.9 255 44 280.0 280.5 275.7 288.1 2.89 3 799 1628 -9.7 -9.9 98 0.2 -9.8 245 45 280.9 281.3 275.3 287.4 2.25 4 791 1706 -8.9 -9.1 98 0.2 -8.9 243 45 282.6 283.0 276.4 289.5 2.42 5 779 1824 -9.1 -9.1 100 0.0 -9.1 240 45 283.6 284.0 277.0 290.7 2.46 6 700 2644 -13.5 -15.0 88 1.5 -13.9 250 40 287.5 287.8 277.9 292.6 1.70 7 681 2853 -14.7 -16.5 86 1.8 -15.2 253 39 288.5 288.7 278.2 293.1 1.54 8 556 4359 -25.5 -25.5 100 0.0 -25.5 229 32 292.9 293.1 279.4 295.6 0.86 9 517 4883 -30.3 -33.6 73 3.3 -30.7 235 29 293.3 293.4 278.9 294.7 0.43 10 500 5120 -32.3 -34.9 78 2.6 -32.6 235 28 293.7 293.7 279.1 295.0 0.39 11 491 5247 -33.5 -37.0 71 3.5 -33.8 237 27 293.7 293.8 279.0 294.8 0.33 12 465 5625 -36.9 -39.2 79 2.3 -37.1 236 26 294.1 294.1 279.1 295.0 0.27 13 451 5835 -38.1 -42.3 65 4.2 -38.4 225 37 295.2 295.2 279.5 295.9 0.20 14 448 5880 -37.7 -48.7 31 11.0 -38.2 225 39 296.2 296.3 279.8 296.6 0.10 15 438 6035 -37.3 -61.3 6 24.0 -38.1 225 45 298.7 298.7 280.8 298.7 0.02 16 429 6178 -37.3 -64.3 4 27.0 -38.1 225 47 300.4 300.4 281.5 300.5 0.02 17 400 6660 -36.9 -66.9 3 30.0 -37.8 225 49 307.0 307.0 284.2 307.1 0.01 18 398 6695 -37.1 -67.1 3 30.0 -38.0 225 49 307.2 307.2 284.3 307.3 0.01 19 387 6889 -35.5 -67.5 2 32.0 -36.6 224 52 311.8 311.8 286.0 311.8 0.01 20 314 8335 -37.7 -72.7 1 35.0 -38.8 213 68 327.9 327.9 291.1 328.0 0.01 21 300 8650 -36.9 -73.9 1 37.0 -38.1 210 72 333.4 333.4 292.6 333.4 0.01 22 281 9102 -36.3 -74.1 1 37.8 -37.7 210 81 340.5 340.5 294.4 340.5 0.01 23 275 9252 -36.1 -74.1 1 38.0 -37.5 213 78 342.9 342.9 295.0 342.9 0.01 24 250 9910 -37.9 -75.9 1 38.0 -39.2 220 74 349.7 349.7 296.5 349.7 0.01 25 214 10973 -41.5 -78.5 1 37.0 -42.6 220 73 360.0 360.0 298.7 360.0 0.00 26 200 11430 -44.1 -80.1 1 36.0 -45.0 220 69 362.9 362.9 299.2 363.0 0.00 27 197 11531 -44.9 -79.9 1 35.0 -45.7 219 70 363.2 363.2 299.3 363.3 0.00 28 175 12325 -42.9 -80.9 1 38.0 -44.0 223 78 379.0 379.0 302.1 379.1 0.00 29 156 13092 -47.7 -81.7 1 34.0 -48.5 238 66 383.5 383.5 302.8 383.6 0.00 30 150 13350 -48.3 -82.3 1 34.0 -49.1 240 62 386.8 386.8 303.3 386.9 0.00 31 142 13710 -49.1 -82.1 1 33.0 -49.8 243 64 391.6 391.6 304.0 391.6 0.00 32 100 15990 -53.5 -84.5 1 31.0 -54.1 250 64 424.4 424.4 308.2 424.4 0.00 33 76 17733 -59.3 -87.3 1 28.0 -59.7 259 37 446.9 446.9 310.6 446.9 0.00 34 70 18250 -57.9 -86.9 1 29.0 -58.5 250 45 460.5 460.5 311.8 460.5 0.00 35 67 18524 -57.7 -86.7 1 29.0 -58.3 254 49 466.8 466.8 312.4 466.8 0.00 36 53 19974 -63.9 -88.9 2 25.0 -64.3 262 48 484.8 484.8 313.8 484.8 0.00 37 50 20330 -62.5 -88.5 2 26.0 -62.9 260 43 496.2 496.2 314.7 496.2 0.00 38 49 20454 -62.3 -88.3 2 26.0 -62.7 261 43 499.5 499.5 314.9 499.6 0.00 39 30 23410 -72.1 -93.1 3 21.0 -72.3 280 41 548.1 548.1 318.0 548.1 0.00 40 29 23609 -72.1 -93.1 3 21.0 -72.3 283 38 553.4 553.4 318.3 553.4 0.00 41 27 24029 -70.9 -91.9 3 21.0 -71.2 292 43 568.2 568.2 319.0 568.2 0.00 42 20 25790 -73.5 -93.5 3 20.0 -73.7 290 55 611.2 611.2 321.1 611.2 0.00 43 14 27859 -76.5 -95.5 3 19.0 -76.7 283 75 666.7 666.7 323.3 666.7 0.00 44 12 28752 -74.3 -94.3 3 20.0 -74.6 280 85 704.5 704.5 324.6 704.5 0.00 45 10 29800 -79.3 -96.3 4 17.0 -79.5 280 80 723.5 723.5 325.1 723.6 0.00 46 9.2 30276 -76.9 -95.9 3 19.0 -77.2 750.2 750.2 326.0 750.2 0.00 47 7.8 31216 -80.9 -97.9 4 17.0 -81.1 770.4 770.4 326.5 770.4 0.00 48 6.9 31911 -77.9 -96.9 3 19.0 -78.3 810.4 810.4 327.5 810.4 0.00 TRP 451 5835 -38.1 -42.3 65 4.2 -38.4 225 37 295.2 295.2 279.5 295.9 0.20 WND 281 9102 -36.3 -74.1 1 37.8 -37.7 210 81 340.5 340.5 294.4 340.5 0.01 Sounding variables and indices 1000-500 mb thick: 5264.00 m Freezing level: 975.00 mb = 57.00 m = 187.01 ft Wetbulb zero: Below ground Precipitable water: 0.40 inches Sfc-500 mean rel hum: 93.46 % Est. max temperature: 5.26 C = 41.46 F Sfc-Lift cond lev (LCL): 971.81 mb = 83.07 m = 272.53 ft T: -0.14 C 700-500 lapse rate: 7.59 C/km ThetaE index: 0.75 C Layer 799.0- 791.0 mb Conv cond level (CCL): 921.29 mb = 507.17 m = 1663.92 ft Mean mixing ratio: 3.47 g/kg Conv temperature: 1.99 C = 35.58 F Cap Strength: 6.59 C Lifted Index: 6.47 C Risk: None Lifted Index @300 mb: 33.16 C Lifted Index @700 mb: 4.41 C Showalter Index: 5.36 C Risk: None Total Totals Index: 52.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.40 C Cross Totals Index: 26.40 C K Index: 19.00 Risk: < 20 % chance of thunderstorms Sweat Index: 192.00 Risk: None Energy Index: 1.44 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.63 J/kg Max Up Vert Vel: 5.41 m/s Conv Inhibition (B-): 62966.41 J/kg Cap Strength: 6.59 C Lift Cond Lev (LCL): 922.53 mb = 496.50 m = 1628.93 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 269 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 ---------------------------------------------------------- 0 975 57 230 14 10.7 9.0 | 117 19 -17.0 8.7 1 945 305 230 41 31.4 26.4 | 188 26 3.6 26.1 2 925 480 235 48 39.3 27.5 | 203 30 11.5 27.3 3 910 610 240 46 39.8 23.0 | 208 26 12.1 22.7 4 875 914 250 44 41.3 15.0 | 223 20 13.6 14.8 5 850 1147 255 44 42.5 11.4 | 233 18 14.7 11.1 6 842 1219 255 45 43.5 11.6 | 234 19 15.7 11.4 7 778 1829 240 45 39.0 22.5 | 207 25 11.2 22.2 8 748 2134 230 47 36.0 30.2 | 195 31 8.2 29.9 9 719 2438 235 45 36.9 25.8 | 200 27 9.1 25.5 10 700 2644 250 40 37.6 13.7 | 216 17 9.8 13.4 11 691 2743 255 40 38.6 10.4 | 227 15 10.9 10.1 12 610 3658 240 33 28.6 16.5 | 183 16 0.8 16.2 13 561 4267 230 32 24.5 20.6 | 171 21 -3.3 20.3 14 539 4572 225 32 22.6 22.6 | 167 23 -5.1 22.4 15 517 4877 235 29 23.8 16.6 | 166 17 -4.0 16.4 16 500 5120 235 28 22.9 16.1 | 163 17 -4.8 15.8 17 474 5486 240 26 22.5 13.0 | 158 14 -5.3 12.7 18 454 5791 230 25 19.2 16.1 | 151 18 -8.6 15.8 19 451 5835 225 37 26.2 26.2 | 176 26 -1.6 25.9 20 434 6096 225 47 33.2 33.2 | 189 33 5.5 33.0 21 400 6660 225 49 34.6 34.6 | 191 35 6.9 34.4 22 348 7620 220 60 38.6 46.0 | 193 47 10.8 45.7 23 300 8650 210 72 36.0 62.4 | 188 63 8.2 62.1 24 281 9102 210 81 40.5 70.1 | 190 71 12.7 69.9 25 279 9144 210 79 39.5 68.4 | 190 69 11.7 68.2 26 256 9754 225 72 50.9 50.9 | 205 56 23.1 50.6 27 250 9910 220 74 47.6 56.7 | 199 60 19.8 56.4 28 224 10668 220 76 48.9 58.2 | 200 62 21.1 58.0 29 200 11430 220 69 44.4 52.9 | 197 55 16.6 52.6 30 178 12192 215 80 45.9 65.5 | 196 68 18.1 65.3 31 170 12497 235 76 62.3 43.6 | 219 55 34.5 43.3 32 150 13350 240 62 53.7 31.0 | 220 40 25.9 30.7 33 135 14021 245 65 58.9 27.5 | 229 41 31.1 27.2 34 112 15240 240 66 57.2 33.0 | 222 44 29.4 32.7 35 107 15545 235 65 53.2 37.3 | 215 45 25.5 37.0 36 100 15990 250 64 60.1 21.9 | 236 39 32.4 21.6 37 97 16154 250 64 60.1 21.9 | 236 39 32.4 21.6 38 77 17678 260 36 35.5 6.3 | 232 10 7.7 6.0 39 70 18250 250 45 42.3 15.4 | 224 21 14.5 15.1 40 60 19202 265 58 57.8 5.1 | 261 30 30.0 4.8 41 50 20330 260 43 42.3 7.5 | 244 16 14.6 7.2 42 42 21336 270 46 46.0 -0.0 | 271 18 18.2 -0.3 43 36 22250 265 45 44.8 3.9 | 258 17 17.1 3.7 44 33 22860 290 47 44.2 -16.1 | 315 23 16.4 -16.3 45 30 23410 280 41 40.4 -7.1 | 300 15 12.6 -7.4 46 30 23470 280 36 35.5 -6.3 | 310 10 7.7 -6.5 47 25 24384 300 47 40.7 -23.5 | 331 27 12.9 -23.8 48 20 25790 290 55 51.7 -18.8 | 309 31 23.9 -19.1 49 16 27127 285 63 60.9 -16.3 | 297 37 33.1 -16.6 50 15 27432 285 68 65.7 -17.6 | 295 42 37.9 -17.9 51 12 28651 280 88 86.7 -15.3 | 285 61 58.9 -15.5 52 12 28956 280 79 77.8 -13.7 | 286 52 50.0 -14.0 53 10 29800 280 80 78.8 -13.9 | 286 53 51.0 -14.2 Wind Parameters Mean winds (0-6000m): 239.5 at 37.0 knts Storm direction: 269.5 at 27.8 knts Shear (0-3000m) pos: 5.5 neg: 2.8 tot: 8.3 10-3/s Storm rel Dir Shear (0-3000m): 93.5 deg Storm rel helicity (0-3000m) pos: 311.0 neg: -113.6 tot: 197.4 m^2/s^2 ave: 65.8 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 16.2 stream: 6.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 5.42 Bulk Shear: 2.70 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 ------------------------------------------------------------------------------- 500 232 37 183 22| 34.0 0.0 34.0|188.5 0.0 188.5 377.0 0.90| 38.1 34.3 1000 240 41 200 21| 16.3 0.0 16.3|241.3 0.0 241.3 241.3 0.86| 25.4 21.7 1500 244 42 209 21| 10.8 1.7 12.6|248.4 -30.5 217.9 145.2 0.66| 19.8 13.1 2000 243 43 209 22| 8.1 4.2 12.3|248.4 -88.1 160.3 80.2 0.43| 17.8 7.6 2500 241 43 206 23| 6.7 3.4 10.1|286.7 -97.9 188.9 75.5 0.41| 16.9 7.0 3000 243 43 208 22| 5.5 2.8 8.3|311.0-113.6 197.4 65.8 0.37| 16.2 6.0 4000 243 41 204 20| 4.1 3.4 7.5|311.0-155.6 155.4 38.8 0.24| 13.6 3.3 5000 241 39 197 20| 3.6 3.2 6.8|311.0-175.0 136.0 27.2 0.18| 12.1 2.2 6000 239 37 193 19| 3.0 3.8 6.8|403.9-188.0 215.9 36.0 0.23| 12.5 2.9 Wrote GIF file: /home/apache/climate/data/raob//CYJT/skewt/CYJT.skewt.20260117.00.gif