UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120112.upa.cvt Date: 1200Z 1 DEC 25 Searching for CYXS... Searching the city database file for: CYXS ... Date:1200Z 1 DEC 25 Station: CYXS WMO ident: 71896 Latitude: 53.88 Longitude: -122.68 Elevation: 691.00 ------------------------------------------------------------------------------- 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 176 SFC 948 691 -2.7 -3.6 94 0.9 -3.0 125 3 274.6 275.1 272.9 283.1 3.09 2 925 797 -4.1 -4.7 96 0.6 -4.3 170 16 275.1 275.6 273.0 283.1 2.91 3 894 1065 -5.3 -5.4 99 0.1 -5.3 190 21 276.6 277.1 273.7 284.5 2.86 4 881 1181 -2.7 -2.8 99 0.1 -2.7 201 22 280.4 281.0 276.8 290.3 3.53 5 856 1410 -1.3 -1.4 99 0.1 -1.3 224 13 284.2 284.9 279.4 295.6 4.03 6 850 1466 -1.7 -1.7 100 0.0 -1.7 230 11 284.4 285.1 279.4 295.6 3.97 7 731 2666 -2.5 -2.6 99 0.1 -2.6 275 28 296.0 296.8 284.9 308.8 4.32 8 700 3009 -4.1 -4.3 99 0.2 -4.2 285 37 297.9 298.7 285.2 309.8 3.97 9 593 4304 -9.5 -10.3 94 0.8 -9.8 270 47 306.1 306.7 287.2 315.4 2.94 10 500 5600 -18.1 -19.2 91 1.1 -18.4 270 52 311.0 311.3 287.6 316.5 1.67 11 400 7230 -29.9 -31.8 83 1.9 -30.2 280 51 316.1 316.3 288.2 318.5 0.67 12 397 7284 -30.3 -32.1 84 1.8 -30.6 280 51 316.3 316.4 288.3 318.6 0.65 13 338 8406 -39.7 -40.5 92 0.8 -39.8 277 52 318.4 318.4 288.6 319.6 0.33 14 321 8757 -42.7 -45.5 74 2.8 -42.9 276 53 318.9 319.0 288.6 319.7 0.20 15 300 9210 -46.9 -50.3 68 3.4 -47.0 275 58 319.3 319.3 288.6 319.7 0.13 16 290 9433 -48.9 -52.4 67 3.5 -49.0 275 63 319.5 319.5 288.7 319.9 0.10 17 273 9826 -51.9 -56.5 58 4.6 -52.0 275 73 320.7 320.7 289.0 321.0 0.07 18 260 10139 -53.9 -56.1 77 2.2 -53.9 275 81 322.3 322.3 289.5 322.6 0.07 19 258 10189 -54.3 -59.1 55 4.8 -54.4 275 82 322.4 322.4 289.6 322.6 0.05 20 255 10263 -53.9 -74.9 6 21.0 -54.1 275 84 324.1 324.1 290.0 324.1 0.01 21 250 10390 -54.1 -65.1 25 11.0 -54.3 275 87 325.6 325.6 290.5 325.7 0.02 22 247 10468 -54.7 -65.7 24 11.0 -54.9 275 87 325.9 325.9 290.6 326.0 0.02 23 227 11006 -56.8 -68.7 21 11.8 -57.0 275 92 330.6 330.6 291.9 330.6 0.02 24 223 11119 -57.3 -69.3 20 12.0 -57.5 280 91 331.5 331.5 292.2 331.6 0.02 25 212 11440 -57.5 -73.5 11 16.0 -57.7 277 87 336.1 336.1 293.3 336.1 0.01 26 200 11810 -55.7 -74.7 8 19.0 -55.9 280 74 344.6 344.6 295.4 344.6 0.01 27 189 12172 -54.1 -77.1 4 23.0 -54.4 284 65 352.8 352.8 297.3 352.8 0.01 28 172 12775 -55.9 -77.9 5 22.0 -56.2 291 51 359.4 359.4 298.6 359.4 0.01 29 164 13076 -58.7 -79.7 5 21.0 -58.9 295 44 359.7 359.7 298.7 359.7 0.00 30 161 13193 -57.5 -79.5 4 22.0 -57.8 293 45 363.6 363.6 299.4 363.6 0.00 31 157 13351 -58.3 -80.3 4 22.0 -58.5 290 48 364.8 364.8 299.7 364.9 0.00 32 155 13433 -56.7 -80.7 3 24.0 -57.0 289 49 368.9 368.9 300.4 368.9 0.00 33 150 13640 -57.9 -80.9 4 23.0 -58.2 285 53 370.3 370.3 300.6 370.3 0.00 34 149 13682 -57.9 -80.9 4 23.0 -58.2 285 52 371.0 371.0 300.8 371.0 0.00 35 128 14644 -55.7 -81.7 2 26.0 -56.1 305 52 391.5 391.5 304.0 391.5 0.00 36 106 15833 -59.5 -84.5 2 25.0 -59.8 306 37 405.9 405.9 306.0 406.0 0.00 37 101 16137 -57.5 -84.5 2 27.0 -57.9 310 40 415.4 415.4 307.2 415.5 0.00 38 100 16200 -55.3 -84.3 2 29.0 -55.8 295 39 420.9 420.9 307.8 420.9 0.00 39 94 16597 -52.9 -82.9 1 30.0 -53.6 313 34 433.1 433.1 309.1 433.1 0.00 40 86 17165 -57.5 -85.5 2 28.0 -58.0 332 25 435.0 435.0 309.4 435.0 0.00 41 70 18480 -52.9 -84.9 1 32.0 -53.8 335 29 471.2 471.2 312.7 471.2 0.00 42 65 18958 -52.5 -85.5 1 33.0 -53.5 346 21 482.2 482.2 313.6 482.2 0.00 43 59 19590 -47.7 -83.7 1 36.0 -49.6 333 24 506.5 506.5 315.4 506.5 0.01 44 52 20421 -48.7 -83.7 1 35.0 -50.6 345 28 522.8 522.8 316.5 522.8 0.01 45 50 20680 -46.9 -83.9 1 37.0 -49.2 330 15 532.9 532.9 317.1 533.0 0.01 46 46 21236 -42.9 -81.9 1 39.0 -46.3 342 22 555.5 555.5 318.4 555.5 0.01 47 30 24100 -44.9 -83.9 0 39.0 -48.9 15 32 622.2 622.2 321.6 622.3 0.01 48 20 26790 -47.9 -85.9 0 38.0 -52.1 50 47 689.6 689.6 324.1 689.6 0.01 49 19 27127 -48.3 -86.3 0 38.0 -52.5 50 52 698.5 698.5 324.4 698.6 0.01 50 16 28266 -44.7 -84.7 0 40.0 -50.8 41 49 745.4 745.4 325.8 745.6 0.02 51 12 30165 -50.3 -86.3 1 36.0 -55.1 68 59 789.5 789.5 327.0 789.7 0.02 52 11 30735 -48.3 -86.3 0 38.0 -54.2 66 65 816.7 816.7 327.7 816.9 0.02 53 10 31360 -49.9 -86.9 1 37.0 -55.5 65 71 833.3 833.3 328.0 833.5 0.02 54 7.6 33158 -49.1 -87.1 0 38.0 -56.0 904.5 904.6 329.5 904.8 0.03 55 7.1 33602 -51.9 -86.9 1 35.0 -57.8 910.8 910.8 329.7 911.1 0.03 TRP 223 11119 -57.3 -69.3 20 12.0 -57.5 280 91 331.5 331.5 292.2 331.6 0.02 WND 227 11006 -56.8 -68.7 21 11.8 -57.0 275 92 330.6 330.6 291.9 330.6 0.02 Sounding variables and indices 1000-500 mb thick: 5424.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.67 inches Sfc-500 mean rel hum: 96.44 % Est. max temperature: 11.66 C = 52.98 F Sfc-Lift cond lev (LCL): 934.51 mb = 752.84 m = 2469.92 ft T: -3.52 C 700-500 lapse rate: 5.40 C/km ThetaE index: 0.00 C Layer 850.0- 731.0 mb Conv cond level (CCL): 945.12 mb = 704.11 m = 2310.04 ft Mean mixing ratio: 3.27 g/kg Conv temperature: -2.63 C = 27.26 F Cap Strength: 17.90 C Lifted Index: 20.02 C Risk: None Lifted Index @300 mb: 22.57 C Lifted Index @700 mb: 13.22 C Showalter Index: 13.99 C Risk: None Total Totals Index: 32.80 C Risk: None Vertical Totals Index: 16.40 C Cross Totals Index: 16.40 C K Index: 14.50 Risk: None Sweat Index: 74.00 Risk: None Energy Index: 4.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 38.34 J/kg Max Up Vert Vel: 8.76 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 19.96 C Lift Cond Lev (LCL): 893.16 mb = 1072.83 m = 3519.75 ft Lev Free Conv (LFC): 888.16 mb = 1117.15 m = 3665.14 ft Equ Level (EL): 878.16 mb = 1206.72 m = 3959.01 ft B at Equ Level: 32.28 J/kg Max Parcel Lev (MPL): 848.16 mb = 1483.25 m = 4866.24 ft Wind level data Storm motion: 297 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 ---------------------------------------------------------- 0 948 691 125 3 -2.5 1.7 | 118 31 -27.6 14.6 1 925 797 170 16 -2.8 15.8 | 136 40 -27.9 28.6 2 911 914 175 21 -1.8 20.9 | 141 43 -27.0 33.8 3 877 1219 205 22 9.3 19.9 | 154 36 -15.9 32.8 4 850 1466 230 11 8.4 7.1 | 140 26 -16.7 20.0 5 844 1524 230 11 8.4 7.1 | 140 26 -16.7 20.0 6 812 1829 255 19 18.4 4.9 | 159 19 -6.8 17.8 7 782 2134 260 22 21.7 3.8 | 168 17 -3.5 16.7 8 752 2438 275 26 25.9 -2.3 | 184 11 0.7 10.6 9 724 2743 275 29 28.9 -2.5 | 200 11 3.7 10.4 10 700 3009 285 37 35.7 -9.6 | 253 11 10.6 3.3 11 696 3048 285 36 34.8 -9.3 | 250 10 9.6 3.6 12 643 3658 280 48 47.3 -8.3 | 258 23 22.1 4.6 13 594 4267 270 47 47.0 -0.0 | 239 25 21.8 12.9 14 549 4877 260 46 45.3 8.0 | 224 29 20.1 20.9 15 528 5182 260 44 43.3 7.6 | 222 27 18.2 20.5 16 500 5600 270 52 52.0 -0.0 | 244 30 26.8 12.9 17 467 6096 270 55 55.0 -0.0 | 247 33 29.8 12.9 18 412 7010 280 53 52.2 -9.2 | 262 27 27.0 3.7 19 400 7230 280 51 50.2 -8.9 | 261 25 25.1 4.0 20 378 7620 280 49 48.3 -8.5 | 259 24 23.1 4.4 21 303 9144 275 55 54.8 -4.8 | 255 31 29.6 8.1 22 300 9210 275 58 57.8 -5.1 | 256 34 32.6 7.8 23 250 10390 275 87 86.7 -7.6 | 265 62 61.5 5.3 24 239 10668 275 88 87.7 -7.7 | 265 63 62.5 5.2 25 227 11006 275 92 91.6 -8.0 | 266 67 66.5 4.9 26 223 11119 280 91 89.6 -15.8 | 273 65 64.5 -2.9 27 218 11278 275 92 91.6 -8.0 | 266 67 66.5 4.9 28 200 11810 280 74 72.9 -12.8 | 270 48 47.7 0.0 29 163 13106 295 43 39.0 -18.2 | 291 15 13.8 -5.3 30 150 13640 285 53 51.2 -13.7 | 272 26 26.0 -0.8 31 148 13716 285 52 50.2 -13.5 | 271 25 25.1 -0.6 32 141 14021 295 61 55.3 -25.8 | 293 33 30.1 -12.9 33 135 14326 305 40 32.8 -22.9 | 323 13 7.6 -10.1 34 128 14630 305 52 42.6 -29.8 | 314 24 17.4 -16.9 35 122 14935 315 40 28.3 -28.3 | 349 16 3.1 -15.4 36 116 15240 300 31 26.8 -15.5 | 327 3 1.7 -2.6 37 101 16154 310 40 30.6 -25.7 | 337 14 5.5 -12.8 38 100 16200 295 39 35.3 -16.5 | 289 11 10.2 -3.6 39 96 16459 295 39 35.3 -16.5 | 289 11 10.2 -3.6 40 92 16764 335 28 11.8 -25.4 | 47 18 -13.3 -12.5 41 87 17069 340 26 8.9 -24.4 | 55 20 -16.3 -11.5 42 83 17374 315 22 15.6 -15.6 | 74 10 -9.6 -2.7 43 72 18288 315 31 21.9 -21.9 | 20 10 -3.2 -9.0 44 70 18480 335 29 12.3 -26.3 | 44 19 -12.9 -13.4 45 66 18898 350 21 3.6 -20.7 | 70 23 -21.5 -7.8 46 63 19202 330 20 10.0 -17.3 | 74 16 -15.2 -4.4 47 57 19812 335 26 11.0 -23.6 | 53 18 -14.2 -10.7 48 54 20117 360 21 -0.0 -21.0 | 72 26 -25.2 -8.1 49 52 20422 345 28 7.2 -27.0 | 52 23 -17.9 -14.2 50 50 20680 330 15 7.5 -13.0 | 90 18 -17.7 -0.1 51 50 20726 10 19 -3.3 -18.7 | 78 29 -28.5 -5.8 52 47 21031 325 16 9.2 -13.1 | 89 16 -16.0 -0.2 53 45 21336 350 25 4.3 -24.6 | 61 24 -20.8 -11.7 54 43 21641 320 14 9.0 -10.7 | 98 16 -16.2 2.2 55 40 22250 340 36 12.3 -33.8 | 32 25 -12.8 -20.9 56 36 22860 345 24 6.2 -23.2 | 61 22 -18.9 -10.3 57 30 24079 20 31 -10.6 -29.1 | 66 39 -35.8 -16.2 58 30 24100 15 32 -8.3 -30.9 | 62 38 -33.4 -18.0 59 25 25298 20 36 -12.3 -33.8 | 61 43 -37.5 -20.9 60 24 25603 50 38 -29.1 -24.4 | 78 55 -54.3 -11.5 61 22 26213 60 45 -39.0 -22.5 | 81 65 -64.1 -9.6 62 20 26790 50 47 -36.0 -30.2 | 74 64 -61.2 -17.3 63 20 26822 50 57 -43.7 -36.6 | 71 73 -68.8 -23.7 64 18 27432 50 47 -36.0 -30.2 | 74 64 -61.2 -17.3 65 16 28346 40 49 -31.5 -37.5 | 66 62 -56.7 -24.6 66 14 28956 70 47 -44.2 -16.1 | 87 69 -69.3 -3.2 67 10 31360 65 71 -64.3 -30.0 | 79 91 -89.5 -17.1 Wind Parameters Mean winds (0-6000m): 267.1 at 37.7 knts Storm direction: 297.1 at 28.3 knts Shear (0-3000m) pos: 7.1 neg: 1.7 tot: 8.8 10-3/s Storm rel Dir Shear (0-3000m): 139.3 deg Storm rel helicity (0-3000m) pos: 351.3 neg: -52.5 tot: 298.8 m^2/s^2 ave: 99.6 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 15.2 stream: 7.7 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 0.18 Bulk Shear: 215.37 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 ------------------------------------------------------------------------------- 500 181 17 140 39| 22.1 0.0 22.1|236.4 0.0 236.4 472.8 0.81| 30.0 24.2 1000 198 16 144 35| 8.8 0.0 8.8|264.0 -50.4 213.6 213.6 0.44| 24.9 10.9 1500 220 17 152 30| 8.6 0.0 8.6|299.1 -50.4 248.7 165.8 0.48| 19.9 9.6 2000 239 19 159 25| 8.0 0.0 8.0|317.0 -50.4 266.6 133.3 0.51| 17.1 8.7 2500 253 22 168 20| 8.6 0.0 8.6|346.1 -50.4 295.8 118.3 0.56| 16.2 9.1 3000 262 26 181 16| 7.1 1.7 8.8|351.3 -52.5 298.8 99.6 0.51| 15.2 7.7 4000 266 31 201 16| 5.4 2.2 7.5|351.3-135.5 215.8 53.9 0.32| 13.1 4.2 5000 265 34 210 18| 5.4 1.8 7.2|436.7-159.1 277.6 55.5 0.34| 12.2 4.2 6000 267 38 220 19| 4.8 1.5 6.3|487.6-159.1 328.6 54.8 0.37| 10.9 4.0 Wrote GIF file: /home/apache/climate/data/raob//CYXS/skewt/CYXS.skewt.20251201.12.gif