UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120500.upa.cvt Date: 0000Z 5 DEC 25 Searching for CYEV... Searching the city database file for: CYEV ... Date:0000Z 5 DEC 25 Station: CYEV WMO ident: 71957 Latitude: 68.30 Longitude: -133.48 Elevation: 68.00 ------------------------------------------------------------------------------- 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 1015 68 -24.1 -26.7 79 2.6 -24.4 135 2 248.0 248.1 247.8 249.1 0.42 1 1011 105 -22.3 -25.7 74 3.4 -22.7 152 4 250.1 250.1 249.8 251.3 0.47 2 1004 171 -22.7 -26.5 71 3.8 -23.1 183 6 250.2 250.2 249.8 251.3 0.44 3 1000 209 -20.3 -25.3 64 5.0 -20.9 200 8 252.9 252.9 252.3 254.2 0.49 4 997 231 -19.9 -25.9 59 6.0 -20.6 206 8 253.5 253.5 252.7 254.7 0.46 5 925 784 -22.3 -25.9 72 3.6 -22.7 300 12 256.5 256.6 255.4 257.9 0.50 6 913 880 -22.5 -25.5 76 3.0 -22.8 296 18 257.3 257.3 256.1 258.7 0.53 7 905 945 -21.1 -27.1 58 6.0 -21.8 295 21 259.3 259.4 257.6 260.6 0.46 8 886 1101 -22.1 -29.1 53 7.0 -22.8 298 24 259.9 260.0 257.9 261.0 0.39 9 858 1336 -23.5 -27.8 68 4.3 -24.0 306 26 260.8 260.9 258.8 262.1 0.45 10 854 1371 -22.9 -31.9 44 9.0 -23.8 308 26 261.8 261.9 259.2 262.7 0.31 11 850 1405 -22.7 -30.7 48 8.0 -23.5 310 26 262.4 262.4 259.8 263.4 0.35 12 811 1749 -23.1 -28.1 64 5.0 -23.7 311 29 265.5 265.6 262.4 266.8 0.47 13 793 1913 -23.9 -28.9 63 5.0 -24.5 310 29 266.3 266.4 262.9 267.6 0.44 14 761 2213 -24.5 -31.5 52 7.0 -25.2 310 29 268.9 268.9 264.6 269.9 0.36 15 753 2290 -24.3 -39.3 24 15.0 -25.5 310 30 269.9 269.9 264.9 270.4 0.17 16 700 2821 -25.5 -45.5 14 20.0 -26.8 315 34 274.2 274.3 267.7 274.5 0.09 17 656 3289 -27.3 -51.3 8 24.0 -28.6 315 38 277.4 277.4 269.6 277.5 0.05 18 631 3568 -28.7 -39.7 34 11.0 -29.6 315 40 278.9 278.9 270.8 279.5 0.19 19 617 3728 -29.5 -41.5 30 12.0 -30.4 315 41 279.7 279.8 271.3 280.3 0.16 20 609 3821 -29.9 -52.9 9 23.0 -31.0 315 42 280.3 280.3 271.4 280.5 0.05 21 598 3950 -30.3 -36.3 56 6.0 -30.8 315 42 281.3 281.4 272.5 282.2 0.29 22 592 4022 -30.7 -35.6 62 4.9 -31.2 315 43 281.7 281.7 272.7 282.7 0.31 23 580 4167 -31.5 -36.5 61 5.0 -31.9 315 43 282.4 282.4 273.1 283.3 0.29 24 500 5200 -38.7 -42.3 69 3.6 -38.9 310 44 285.9 285.9 274.8 286.5 0.18 25 498 5228 -38.9 -42.1 72 3.2 -39.1 310 44 285.9 286.0 274.9 286.6 0.19 26 467 5666 -41.9 -47.9 52 6.0 -42.1 307 43 287.5 287.5 275.6 287.9 0.11 27 460 5768 -42.9 -47.5 61 4.6 -43.1 307 43 287.5 287.5 275.6 287.9 0.11 28 457 5812 -42.7 -52.7 33 10.0 -43.0 307 43 288.3 288.3 275.9 288.5 0.06 29 455 5842 -42.9 -53.9 29 11.0 -43.2 306 43 288.4 288.4 275.9 288.6 0.05 30 400 6700 -48.5 -57.5 34 9.0 -48.7 300 38 292.0 292.0 277.7 292.1 0.04 31 369 7227 -52.5 -60.5 37 8.0 -52.6 300 41 293.5 293.5 278.4 293.6 0.03 32 322 8100 -57.1 -67.1 27 10.0 -57.2 300 49 298.7 298.8 280.8 298.8 0.01 33 300 8550 -55.5 -69.5 16 14.0 -55.6 300 54 307.1 307.1 284.2 307.2 0.01 34 286 8854 -54.7 -72.7 9 18.0 -54.9 300 52 312.5 312.5 286.2 312.5 0.01 35 275 9106 -52.3 -76.3 4 24.0 -52.6 300 51 319.5 319.5 288.6 319.5 0.00 36 266 9321 -52.9 -76.9 4 24.0 -53.2 298 51 321.7 321.7 289.3 321.7 0.00 37 250 9720 -52.7 -78.7 3 26.0 -53.0 295 50 327.7 327.7 291.0 327.7 0.00 38 228 10320 -49.3 -81.3 1 32.0 -49.8 295 44 341.7 341.7 294.7 341.7 0.00 39 221 10524 -50.3 -81.3 1 31.0 -50.7 292 49 343.2 343.2 295.1 343.2 0.00 40 201 11147 -48.3 -81.3 1 33.0 -48.9 295 41 355.8 355.8 297.8 355.8 0.00 41 200 11180 -48.5 -81.5 1 33.0 -49.1 295 40 356.0 356.0 297.9 356.0 0.00 42 176 12018 -50.1 -83.1 1 33.0 -50.7 295 44 366.6 366.6 299.9 366.6 0.00 43 158 12727 -47.3 -83.3 1 36.0 -48.1 295 47 382.8 382.8 302.7 382.8 0.00 44 150 13070 -47.9 -82.9 1 35.0 -48.7 295 49 387.5 387.5 303.4 387.5 0.00 45 145 13293 -49.1 -84.1 1 35.0 -49.8 293 50 389.2 389.2 303.7 389.2 0.00 46 130 14012 -47.1 -83.1 1 36.0 -48.1 293 53 405.2 405.2 305.9 405.2 0.00 47 100 15740 -49.1 -85.1 1 36.0 -50.1 280 38 432.9 432.9 309.1 432.9 0.00 48 95 16077 -47.9 -84.9 1 37.0 -49.1 287 46 441.6 441.6 310.0 441.6 0.00 49 87 16655 -49.7 -85.7 1 36.0 -50.8 295 48 449.2 449.2 310.8 449.3 0.00 50 85 16808 -46.9 -84.9 1 38.0 -48.4 297 48 457.9 457.9 311.6 457.9 0.00 51 70 18090 -48.1 -85.1 1 37.0 -49.7 310 45 481.5 481.5 313.5 481.5 0.00 52 66 18477 -48.9 -85.9 1 37.0 -50.4 310 51 487.9 487.9 314.1 487.9 0.00 53 55 19681 -46.7 -85.7 0 39.0 -48.8 301 39 519.1 519.1 316.2 519.1 0.00 54 51 20187 -42.7 -82.7 0 40.0 -45.9 304 43 539.8 539.8 317.5 539.8 0.01 55 50 20320 -43.7 -83.7 0 40.0 -46.7 305 44 540.5 540.5 317.5 540.5 0.01 56 30 23770 -40.3 -81.3 0 41.0 -45.9 310 52 634.8 634.8 322.1 634.9 0.02 57 29 24001 -40.1 -81.1 0 41.0 -45.9 306 53 641.5 641.5 322.4 641.7 0.02 58 24 25280 -44.1 -84.1 0 40.0 -49.0 297 40 665.6 665.6 323.3 665.7 0.01 59 20 26510 -41.3 -82.3 0 41.0 -48.0 295 47 709.8 709.8 324.7 709.9 0.02 60 15 28460 -40.8 -81.8 0 41.0 -48.8 305 61 772.2 772.3 326.5 772.5 0.03 61 14 28928 -40.7 -81.7 0 41.0 -49.1 304 60 788.0 788.0 327.0 788.3 0.04 62 12 29966 -45.1 -85.1 0 40.0 -52.1 302 54 807.9 808.0 327.4 808.2 0.02 63 10 31180 -45.5 -84.5 0 39.0 -53.0 300 48 849.7 849.7 328.4 850.0 0.03 64 9.6 31452 -46.1 -85.1 0 39.0 -53.5 857.4 857.4 328.5 857.7 0.03 65 8.5 32268 -42.1 -83.1 0 41.0 -52.0 903.4 903.5 329.5 903.9 0.05 66 7.5 33105 -47.5 -86.5 0 39.0 -55.2 914.5 914.5 329.7 914.7 0.03 67 7.1 33468 -47.1 -86.1 0 39.0 -55.2 930.6 930.6 330.0 930.9 0.03 68 6.8 33757 -42.1 -83.1 0 41.0 -53.1 963.0 963.0 330.6 963.6 0.06 69 5.8 34818 -48.7 -86.7 0 38.0 -56.8 979.0 979.0 330.8 979.4 0.04 70 5.7 34933 -48.1 -87.1 0 39.0 -56.6 986.5 986.5 330.9 986.9 0.03 71 4.4 36629 -50.7 -88.7 0 38.0 -58.9 1050.0 1050.1 331.9 1050.4 0.03 72 3.8 37567 -58.7 -89.7 1 31.0 -63.7 1055.6 1055.6 332.0 1056.0 0.03 73 3.7 37735 -57.3 -92.3 0 35.0 -63.0 1070.6 1070.7 332.2 1070.8 0.02 TRP 322 8100 -57.1 -67.1 27 10.0 -57.2 300 49 298.7 298.8 280.8 298.8 0.01 WND 15 28460 -40.8 -81.8 0 41.0 -48.8 305 61 772.2 772.3 326.5 772.5 0.03 Sounding variables and indices 1000-500 mb thick: 4991.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 48.21 % Est. max temperature: -11.45 C = 11.40 F Sfc-Lift cond lev (LCL): 971.95 mb = 418.92 m = 1374.40 ft T: -20.71 C 700-500 lapse rate: 5.55 C/km ThetaE index: 0.00 C Layer 1015.0- -0.0 mb Conv cond level (CCL): 583.56 mb = 4123.44 m = 13528.20 ft Mean mixing ratio: 0.48 g/kg Conv temperature: 10.23 C = 50.41 F Cap Strength: 22.91 C Lifted Index: 24.74 C Risk: None Lifted Index @300 mb: 36.41 C Lifted Index @700 mb: 17.02 C Showalter Index: 18.53 C Risk: None Total Totals Index: 24.00 C Risk: None Vertical Totals Index: 16.00 C Cross Totals Index: 8.00 C K Index: -34.70 Risk: None Sweat Index: 96.00 Risk: None Energy Index: 4.92 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.52 J/kg Max Up Vert Vel: 7.00 m/s Conv Inhibition (B-): 113309.16 J/kg Cap Strength: 24.64 C Lift Cond Lev (LCL): 894.49 mb = 1030.68 m = 3381.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 340 at 25 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 1015 68 135 2 -1.4 1.4 | 158 27 -10.2 24.9 1 1000 209 200 8 2.7 7.5 | 169 32 -6.0 31.0 2 987 305 225 8 5.7 5.7 | 174 29 -3.1 29.2 3 947 610 260 7 6.9 1.2 | 176 25 -1.9 24.7 4 925 784 300 12 10.4 -6.0 | 185 18 1.6 17.5 5 909 914 295 20 18.1 -8.5 | 212 18 9.4 15.1 6 872 1219 300 26 22.5 -13.0 | 233 17 13.8 10.5 7 850 1405 310 26 19.9 -16.7 | 239 13 11.2 6.8 8 836 1524 315 27 19.1 -19.1 | 247 11 10.3 4.4 9 802 1829 310 30 23.0 -19.3 | 253 15 14.2 4.2 10 769 2134 310 28 21.4 -18.0 | 247 14 12.7 5.5 11 738 2438 310 31 23.7 -19.9 | 257 15 15.0 3.6 12 708 2743 310 32 24.5 -20.6 | 259 16 15.8 2.9 13 700 2821 315 34 24.0 -24.0 | 272 15 15.3 -0.5 14 622 3658 315 41 29.0 -29.0 | 285 21 20.2 -5.5 15 571 4267 315 44 31.1 -31.1 | 289 24 22.4 -7.6 16 546 4572 310 47 36.0 -30.2 | 284 28 27.2 -6.7 17 523 4877 310 44 33.7 -28.3 | 281 25 25.0 -4.8 18 500 5200 310 44 33.7 -28.3 | 281 25 25.0 -4.8 19 438 6096 305 43 35.2 -24.7 | 273 26 26.5 -1.2 20 400 6700 300 38 32.9 -19.0 | 259 25 24.2 4.5 21 400 6706 300 38 32.9 -19.0 | 259 25 24.2 4.5 22 347 7620 300 44 38.1 -22.0 | 267 29 29.4 1.5 23 322 8100 300 49 42.4 -24.5 | 272 34 33.7 -1.0 24 301 8534 300 55 47.6 -27.5 | 276 39 38.9 -4.0 25 300 8550 300 54 46.8 -27.0 | 275 38 38.0 -3.5 26 273 9144 300 51 44.2 -25.5 | 273 35 35.4 -2.0 27 250 9720 295 50 45.3 -21.1 | 266 37 36.6 2.4 28 227 10363 295 44 39.9 -18.6 | 261 32 31.1 4.9 29 216 10668 290 54 50.7 -18.5 | 263 42 42.0 5.0 30 200 11180 295 40 36.3 -16.9 | 257 28 27.5 6.6 31 197 11278 295 40 36.3 -16.9 | 257 28 27.5 6.6 32 150 13070 295 49 44.4 -20.7 | 266 36 35.7 2.8 33 136 13716 290 51 47.9 -17.4 | 261 40 39.2 6.1 34 118 14630 300 56 48.5 -28.0 | 276 40 39.7 -4.5 35 108 15240 290 41 38.5 -14.0 | 252 31 29.8 9.5 36 103 15545 290 32 30.1 -10.9 | 239 25 21.3 12.6 37 100 15740 280 38 37.4 -6.6 | 239 33 28.7 16.9 38 98 15850 280 38 37.4 -6.6 | 239 33 28.7 16.9 39 94 16154 290 49 46.0 -16.8 | 260 38 37.3 6.7 40 70 18090 310 45 34.5 -28.9 | 282 26 25.7 -5.4 41 65 18593 310 53 40.6 -34.1 | 288 34 31.8 -10.6 42 57 19507 300 38 32.9 -19.0 | 259 25 24.2 4.5 43 50 20320 305 44 36.0 -25.2 | 274 27 27.3 -1.7 44 47 20726 305 47 38.5 -27.0 | 277 30 29.7 -3.5 45 45 21031 310 41 31.4 -26.4 | 277 23 22.7 -2.8 46 43 21336 295 37 33.5 -15.6 | 252 26 24.8 7.9 47 41 21641 290 38 35.7 -13.0 | 249 29 27.0 10.5 48 39 21946 305 46 37.7 -26.4 | 276 29 28.9 -2.9 49 36 22555 290 43 40.4 -14.7 | 254 33 31.7 8.8 50 30 23770 310 52 39.8 -33.4 | 288 33 31.1 -9.9 51 30 23774 295 54 48.9 -22.8 | 269 40 40.2 0.7 52 29 24079 310 52 39.8 -33.4 | 288 33 31.1 -9.9 53 27 24384 300 39 33.8 -19.5 | 261 25 25.0 4.0 54 22 25908 295 40 36.3 -16.9 | 257 28 27.5 6.6 55 21 26213 305 39 31.9 -22.4 | 267 23 23.2 1.1 56 20 26510 295 47 42.6 -19.9 | 264 34 33.8 3.6 57 19 26822 290 45 42.3 -15.4 | 256 34 33.5 8.1 58 18 27127 300 52 45.0 -26.0 | 274 36 36.3 -2.5 59 17 27432 295 47 42.6 -19.9 | 264 34 33.8 3.6 60 17 27737 305 39 31.9 -22.4 | 267 23 23.2 1.1 61 15 28460 305 61 50.0 -35.0 | 286 43 41.2 -11.5 62 15 28651 305 61 50.0 -35.0 | 286 43 41.2 -11.5 63 10 31180 300 48 41.6 -24.0 | 271 33 32.8 -0.5 Wind Parameters Mean winds (0-6000m): 309.6 at 33.4 knts Storm direction: 339.6 at 25.1 knts Shear (0-3000m) pos: 5.9 neg: 0.8 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 119.0 deg Storm rel helicity (0-3000m) pos: 209.0 neg: -4.6 tot: 204.4 m^2/s^2 ave: 68.1 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 9.9 stream: 6.6 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.17 Bulk Shear: 148.37 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 ------------------------------------------------------------------------------- 500 225 7 173 29| 8.6 0.0 8.6| 73.2 0.0 73.2 146.3 0.62| 15.4 9.6 1000 274 11 186 23| 12.8 0.0 12.8|146.4 0.0 146.4 146.4 0.71| 17.7 12.5 1500 293 16 199 18| 10.1 0.0 10.1|173.6 0.0 173.6 115.7 0.70| 15.2 10.7 2000 301 19 210 16| 7.6 0.6 8.2|177.0 -4.3 172.7 86.3 0.64| 12.5 8.0 2500 303 21 218 15| 6.1 0.9 7.0|187.1 -4.6 182.5 73.0 0.64| 10.7 6.9 3000 306 24 227 14| 5.9 0.8 6.7|209.0 -4.6 204.4 68.1 0.67| 9.9 6.6 4000 309 28 245 14| 4.4 1.4 5.8|228.2 -4.6 223.6 55.9 0.65| 8.3 5.4 5000 310 31 257 16| 3.5 1.4 4.9|230.8 -29.7 201.2 40.2 0.53| 7.6 4.0 6000 310 33 263 17| 2.9 1.2 4.1|230.8 -54.7 176.1 29.3 0.46| 6.6 3.0 Wrote GIF file: /home/apache/climate/data/raob//CYEV/skewt/CYEV.skewt.20251205.00.gif