UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122400.upa.cvt Date: 0000Z 24 DEC 25 Searching for CYEV... Searching the city database file for: CYEV ... Date:0000Z 24 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 1008 68 -24.5 -28.1 72 3.6 -24.8 110 6 248.1 248.1 247.8 249.1 0.37 1 1005 103 -22.7 -29.7 53 7.0 -23.4 140 7 250.1 250.1 249.5 251.0 0.32 2 1000 162 -22.1 -30.1 48 8.0 -22.8 190 9 251.1 251.1 250.3 251.9 0.31 3 993 214 -19.3 -28.3 45 9.0 -20.3 194 11 254.4 254.4 253.3 255.4 0.37 4 967 413 -15.3 -29.3 29 14.0 -17.1 196 13 260.3 260.4 258.2 261.3 0.35 5 925 749 -14.3 -29.3 27 15.0 -16.3 260 5 264.7 264.7 261.6 265.8 0.37 6 924 757 -14.5 -29.5 27 15.0 -16.5 260 5 264.6 264.6 261.5 265.6 0.36 7 894 1009 -11.3 -45.3 4 34.0 -14.7 268 7 270.4 270.4 265.1 270.6 0.07 8 887 1069 -11.1 -44.1 5 33.0 -14.6 267 8 271.2 271.2 265.7 271.5 0.09 9 864 1270 -11.5 -36.5 11 25.0 -14.7 265 8 272.8 272.9 267.0 273.4 0.19 10 851 1386 -11.9 -23.9 36 12.0 -14.1 265 7 273.6 273.7 268.3 275.5 0.65 11 850 1395 -11.9 -25.9 30 14.0 -14.3 265 7 273.7 273.8 268.2 275.3 0.54 12 807 1793 -11.5 -37.5 10 26.0 -14.9 251 6 278.2 278.2 270.4 278.8 0.19 13 798 1879 -12.1 -36.1 12 24.0 -15.3 247 6 278.5 278.5 270.6 279.1 0.22 14 790 1956 -12.5 -23.5 39 11.0 -14.6 242 6 278.8 279.0 271.7 281.0 0.73 15 787 1985 -12.7 -23.7 39 11.0 -14.8 240 6 278.9 279.0 271.8 281.1 0.72 16 785 2004 -12.9 -18.9 61 6.0 -14.2 239 6 278.9 279.1 272.4 282.1 1.09 17 782 2033 -12.9 -25.9 33 13.0 -15.2 237 6 279.2 279.3 271.7 281.0 0.59 18 781 2043 -12.9 -23.9 39 11.0 -15.0 236 6 279.3 279.4 272.0 281.4 0.71 19 779 2063 -12.9 -31.9 19 19.0 -15.7 235 6 279.5 279.6 271.5 280.6 0.34 20 775 2102 -13.1 -25.1 36 12.0 -15.3 232 6 279.7 279.8 272.1 281.7 0.64 21 774 2112 -13.3 -16.7 76 3.4 -14.1 232 6 279.6 279.8 273.2 283.5 1.34 22 772 2131 -13.3 -15.3 85 2.0 -13.8 230 6 279.8 280.1 273.6 284.2 1.50 23 700 2872 -16.7 -22.7 60 6.0 -17.9 205 5 284.0 284.1 274.9 286.7 0.88 24 664 3266 -19.3 -26.3 54 7.0 -20.5 165 13 285.4 285.5 275.3 287.5 0.67 25 650 3423 -20.7 -25.7 64 5.0 -21.5 165 14 285.5 285.7 275.5 287.8 0.72 26 534 4852 -28.3 -36.3 46 8.0 -29.1 308 9 293.0 293.0 278.6 294.0 0.32 27 500 5320 -31.7 -38.7 50 7.0 -32.3 330 8 294.4 294.4 279.2 295.3 0.27 28 490 5463 -33.1 -39.1 55 6.0 -33.6 330 10 294.4 294.4 279.2 295.3 0.26 29 477 5651 -33.7 -44.7 32 11.0 -34.4 317 13 295.9 295.9 279.7 296.4 0.15 30 455 5981 -36.5 -48.5 28 12.0 -37.1 308 13 296.4 296.4 279.9 296.8 0.10 31 444 6150 -38.1 -49.1 31 11.0 -38.7 311 10 296.5 296.5 279.9 296.8 0.10 32 439 6228 -38.5 -61.5 7 23.0 -39.2 312 9 296.9 296.9 280.0 297.0 0.02 33 400 6860 -43.9 -60.9 14 17.0 -44.3 295 5 297.9 297.9 280.5 298.0 0.03 34 377 7256 -46.5 -64.5 11 18.0 -46.9 253 9 299.6 299.6 281.2 299.7 0.02 35 339 7952 -52.7 -58.7 48 6.0 -52.8 272 7 300.4 300.4 281.5 300.5 0.04 36 328 8164 -54.7 -61.7 42 7.0 -54.8 269 8 300.5 300.5 281.6 300.6 0.03 37 300 8730 -58.5 -67.5 30 9.0 -58.6 285 13 302.9 302.9 282.5 302.9 0.01 38 290 8943 -59.9 -69.9 26 10.0 -60.0 288 11 303.8 303.8 283.0 303.9 0.01 39 251 9836 -66.1 -71.1 49 5.0 -66.1 300 15 307.4 307.4 284.4 307.5 0.01 40 250 9860 -66.1 -71.1 49 5.0 -66.1 295 15 307.8 307.8 284.5 307.8 0.01 41 228 10421 -63.9 -71.9 33 8.0 -64.0 302 29 319.4 319.4 288.5 319.4 0.01 42 222 10584 -64.9 -74.9 24 10.0 -65.0 307 34 320.3 320.3 288.8 320.3 0.01 43 211 10896 -61.9 -80.9 6 19.0 -62.0 318 26 329.6 329.6 291.6 329.7 0.00 44 207 11015 -59.5 -81.5 4 22.0 -59.6 320 24 335.2 335.2 293.1 335.2 0.00 45 200 11230 -58.9 -81.9 4 23.0 -59.1 320 26 339.5 339.5 294.2 339.5 0.00 46 197 11325 -58.3 -82.3 3 24.0 -58.5 319 27 341.9 341.9 294.8 341.9 0.00 47 185 11718 -59.1 -83.1 3 24.0 -59.3 313 29 346.8 346.8 295.9 346.8 0.00 48 162 12553 -56.3 -84.3 2 28.0 -56.6 322 32 365.0 365.0 299.7 365.0 0.00 49 159 12671 -56.9 -84.9 2 28.0 -57.2 324 33 365.9 365.9 299.8 365.9 0.00 50 150 13040 -55.5 -85.5 1 30.0 -55.8 330 34 374.5 374.5 301.4 374.5 0.00 51 143 13347 -53.3 -85.3 1 32.0 -53.8 332 35 383.4 383.4 302.8 383.5 0.00 52 130 13957 -56.3 -86.3 1 30.0 -56.6 323 31 388.7 388.7 303.6 388.7 0.00 53 113 14851 -55.1 -86.1 1 31.0 -55.6 323 39 406.8 406.8 306.1 406.8 0.00 54 100 15630 -56.5 -87.5 1 31.0 -56.9 340 39 418.6 418.6 307.6 418.6 0.00 55 94 16024 -54.9 -86.9 1 32.0 -55.5 332 42 429.2 429.2 308.7 429.2 0.00 56 82 16889 -57.9 -87.9 1 30.0 -58.3 323 46 440.1 440.1 309.9 440.2 0.00 57 79 17125 -56.7 -87.7 1 31.0 -57.3 322 47 447.3 447.3 310.6 447.3 0.00 58 70 17890 -57.1 -89.1 1 32.0 -57.7 320 49 462.2 462.2 312.0 462.2 0.00 59 50 20010 -58.7 -89.7 1 31.0 -59.4 325 56 505.2 505.2 315.3 505.2 0.00 60 46 20533 -59.3 -90.3 1 31.0 -60.0 328 56 515.9 515.9 316.0 515.9 0.00 61 35 22251 -57.3 -90.3 1 33.0 -58.4 320 70 563.1 563.1 318.8 563.1 0.00 62 30 23220 -59.5 -90.5 1 31.0 -60.4 330 74 582.4 582.4 319.8 582.5 0.00 63 28 23650 -60.7 -90.7 1 30.0 -61.6 329 75 590.7 590.7 320.2 590.7 0.00 64 20 25760 -57.3 -90.3 1 33.0 -59.0 335 94 660.8 660.8 323.1 660.8 0.01 65 17 26786 -57.7 -90.7 1 33.0 -59.6 325 102 690.9 690.9 324.1 691.0 0.01 66 15 27585 -52.1 -89.1 0 37.0 -55.7 331 104 734.7 734.7 325.5 734.8 0.01 67 12 29014 -56.7 -90.7 1 34.0 -59.5 321 105 766.9 766.9 326.4 766.9 0.01 68 11 29570 -53.1 -89.1 0 36.0 -57.2 322 108 799.3 799.3 327.2 799.4 0.01 69 10 30180 -56.1 -90.1 1 34.0 -59.5 325 119 810.1 810.1 327.5 810.2 0.01 70 9.5 30505 -57.5 -90.5 1 33.0 -60.6 816.8 816.8 327.7 816.9 0.01 71 9.0 30848 -56.1 -90.4 1 34.4 -59.7 330 128 835.0 835.0 328.1 835.1 0.01 72 8.1 31522 -53.3 -90.3 0 37.0 -58.2 871.6 871.6 328.8 871.7 0.01 73 7.9 31684 -50.3 -88.3 0 38.0 -56.5 889.8 889.8 329.2 890.0 0.02 74 7.5 32021 -52.5 -88.5 1 36.0 -57.9 894.2 894.2 329.3 894.4 0.02 75 6.2 33267 -47.1 -86.1 0 39.0 -55.8 967.3 967.4 330.7 967.7 0.04 76 5.1 34539 -54.3 -90.3 0 36.0 -60.3 990.3 990.3 331.0 990.5 0.02 77 4.8 34933 -49.1 -87.1 0 38.0 -57.8 1031.6 1031.6 331.6 1032.0 0.04 78 4.5 35354 -51.9 -88.9 0 37.0 -59.5 1037.7 1037.7 331.8 1038.0 0.03 TRP 251 9836 -66.1 -71.1 49 5.0 -66.1 300 15 307.4 307.4 284.4 307.5 0.01 WND 9.0 30848 -56.1 -90.4 1 34.4 -59.7 330 128 835.0 835.0 328.1 835.1 0.01 Sounding variables and indices 1000-500 mb thick: 5158.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 45.51 % Est. max temperature: 0.65 C = 33.16 F Sfc-Lift cond lev (LCL): 949.19 mb = 553.60 m = 1816.26 ft T: -14.88 C 700-500 lapse rate: 6.13 C/km ThetaE index: 1.11 C Layer 782.0- 781.0 mb Conv cond level (CCL): 448.21 mb = 6084.60 m = 19962.37 ft Mean mixing ratio: 0.34 g/kg Conv temperature: 23.99 C = 75.19 F Cap Strength: 26.70 C Lifted Index: 27.28 C Risk: None Lifted Index @300 mb: 29.55 C Lifted Index @700 mb: 21.13 C Showalter Index: 15.92 C Risk: None Total Totals Index: 25.60 C Risk: None Vertical Totals Index: 19.80 C Cross Totals Index: 5.80 C K Index: -12.10 Risk: None Sweat Index: 22.00 Risk: None Energy Index: 4.24 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 74.44 J/kg Max Up Vert Vel: 12.20 m/s Conv Inhibition (B-): 93546.41 J/kg Cap Strength: 27.19 C Lift Cond Lev (LCL): 765.89 mb = 2191.48 m = 7189.80 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 279 at 6 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 1008 68 110 6 -5.6 2.1 | 104 12 -12.0 3.0 1 1000 162 190 9 1.6 8.9 | 154 11 -4.8 9.8 2 981 305 200 15 5.1 14.1 | 175 15 -1.2 15.1 3 942 610 190 9 1.6 8.9 | 154 11 -4.8 9.8 4 925 749 260 5 4.9 0.9 | 142 2 -1.4 1.8 5 905 914 270 7 7.0 -0.0 | 213 1 0.6 1.0 6 870 1219 265 8 8.0 0.7 | 224 2 1.6 1.7 7 850 1395 265 7 7.0 0.6 | 201 2 0.6 1.6 8 803 1829 250 6 5.6 2.1 | 166 3 -0.7 3.0 9 771 2134 230 6 4.6 3.9 | 160 5 -1.8 4.8 10 741 2438 220 7 4.5 5.4 | 164 7 -1.9 6.3 11 712 2743 210 5 2.5 4.3 | 144 7 -3.9 5.3 12 700 2872 205 5 2.1 4.5 | 142 7 -4.3 5.5 13 683 3048 175 10 -0.9 10.0 | 146 13 -7.2 10.9 14 655 3353 160 15 -5.1 14.1 | 143 19 -11.5 15.1 15 628 3658 185 10 0.9 10.0 | 153 12 -5.5 10.9 16 578 4267 305 6 4.9 -3.4 | 30 3 -1.4 -2.5 17 554 4572 330 4 2.0 -3.5 | 60 5 -4.4 -2.5 18 531 4877 305 10 8.2 -5.7 | 339 5 1.8 -4.8 19 500 5320 330 8 4.0 -6.9 | 22 6 -2.4 -6.0 20 488 5486 330 10 5.0 -8.7 | 10 8 -1.4 -7.7 21 467 5791 305 15 12.3 -8.6 | 322 10 5.9 -7.6 22 447 6096 310 11 8.4 -7.1 | 341 6 2.1 -6.1 23 409 6706 320 2 1.3 -1.5 | 84 5 -5.1 -0.6 24 400 6860 295 5 4.5 -2.1 | 58 2 -1.8 -1.1 25 373 7315 245 10 9.1 4.2 | 207 6 2.7 5.2 26 356 7620 275 5 5.0 -0.4 | 111 1 -1.4 0.5 27 309 8534 265 10 10.0 0.9 | 243 4 3.6 1.8 28 300 8730 285 13 12.6 -3.4 | 291 7 6.2 -2.4 29 281 9144 290 10 9.4 -3.4 | 309 4 3.0 -2.5 30 267 9449 300 10 8.7 -5.0 | 330 5 2.3 -4.0 31 251 9836 300 15 13.0 -7.5 | 315 9 6.6 -6.5 32 250 9860 295 15 13.6 -6.3 | 307 9 7.2 -5.4 33 242 10058 290 18 16.9 -6.2 | 296 12 10.5 -5.2 34 219 10668 310 36 27.6 -23.1 | 316 31 21.2 -22.2 35 209 10973 320 23 14.8 -17.6 | 333 19 8.4 -16.7 36 200 11230 320 26 16.7 -19.9 | 331 22 10.3 -18.9 37 180 11887 310 30 23.0 -19.3 | 318 25 16.6 -18.3 38 150 13040 330 34 17.0 -29.4 | 340 30 10.6 -28.5 39 135 13716 335 36 15.2 -32.6 | 344 33 8.8 -31.7 40 129 14021 320 29 18.6 -22.2 | 330 25 12.3 -21.2 41 106 15240 325 43 24.7 -35.2 | 332 39 18.3 -34.3 42 100 15630 340 39 13.3 -36.6 | 349 36 7.0 -35.7 43 97 15850 340 39 13.3 -36.6 | 349 36 7.0 -35.7 44 92 16154 325 44 25.2 -36.0 | 332 40 18.9 -35.1 45 70 17890 320 49 31.5 -37.5 | 326 44 25.1 -36.6 46 63 18593 330 53 26.5 -45.9 | 336 49 20.1 -44.9 47 57 19202 330 39 19.5 -33.8 | 338 35 13.1 -32.8 48 50 20010 325 56 32.1 -45.9 | 330 52 25.8 -44.9 49 43 21031 330 56 28.0 -48.5 | 336 52 21.6 -47.5 50 40 21336 330 49 24.5 -42.4 | 336 45 18.1 -41.5 51 35 22250 320 70 45.0 -53.6 | 324 65 38.6 -52.7 52 32 22860 330 56 28.0 -48.5 | 336 52 21.6 -47.5 53 30 23220 330 74 37.0 -64.1 | 334 70 30.6 -63.1 54 29 23470 330 78 39.0 -67.5 | 334 74 32.6 -66.6 55 26 24079 325 67 38.4 -54.9 | 329 63 32.1 -53.9 56 24 24689 330 86 43.0 -74.5 | 334 82 36.6 -73.5 57 20 25760 335 94 39.7 -85.2 | 338 91 33.4 -84.2 58 19 26213 335 95 40.1 -86.1 | 338 92 33.8 -85.1 59 17 26822 325 102 58.5 -83.6 | 328 98 52.1 -82.6 60 15 27432 330 104 52.0 -90.1 | 333 100 45.6 -89.1 61 14 28042 335 105 44.4 -95.2 | 338 102 38.0 -94.2 62 13 28346 325 112 64.2 -91.7 | 327 108 57.9 -90.8 63 12 29261 320 102 65.6 -78.1 | 323 97 59.2 -77.2 64 10 30180 325 119 68.3 -97.5 | 327 115 61.9 -96.5 Wind Parameters Mean winds (0-6000m): 248.6 at 8.6 knts Storm direction: 278.6 at 6.4 knts Shear (0-3000m) pos: 2.3 neg: 2.3 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 42.4 deg Storm rel helicity (0-3000m) pos: 46.2 neg: -19.3 tot: 27.0 m^2/s^2 ave: 9.0 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 1.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 6.04 Bulk Shear: 12.33 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 ------------------------------------------------------------------------------- 500 194 12 164 13| 11.0 0.0 11.0| 40.0 -10.6 29.4 58.8 0.56| 20.0 11.2 1000 212 9 170 9| 6.8 0.0 6.8| 43.7 -11.9 31.8 31.8 0.40| 16.3 6.5 1500 229 9 181 7| 4.5 0.5 5.0| 43.8 -12.6 31.1 20.8 0.34| 11.6 3.9 2000 233 8 180 6| 3.4 1.1 4.5| 43.8 -13.5 30.2 15.1 0.28| 9.4 2.6 2500 231 8 176 6| 2.7 1.3 4.0| 44.2 -15.2 28.9 11.6 0.24| 8.1 2.0 3000 226 7 171 6| 2.3 2.3 4.5| 46.2 -19.3 27.0 9.0 0.18| 8.2 1.5 4000 211 8 166 8| 3.1 1.7 4.8| 71.2 -23.2 48.1 12.0 0.23| 9.3 2.2 5000 224 8 173 7| 2.3 0.8 3.1| 76.3 -31.0 45.3 9.1 0.21| 9.2 1.9 6000 249 9 202 4| 2.1 0.8 2.9| 82.8 -47.5 35.4 5.9 0.14| 8.9 1.3 Wrote GIF file: /home/apache/climate/data/raob//CYEV/skewt/CYEV.skewt.20251224.00.gif