UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122712.upa.cvt Date: 1200Z 27 DEC 25 Searching for CYEV... Searching the city database file for: CYEV ... Date:1200Z 27 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 1017 68 -27.9 -30.8 76 2.9 -28.1 320 6 244.1 244.1 243.9 244.8 0.29 1 1000 221 -28.5 -30.7 81 2.2 -28.7 315 15 244.6 244.7 244.5 245.4 0.30 2 958 528 -29.1 -30.8 85 1.7 -29.2 247.1 247.1 246.7 247.9 0.31 3 925 779 -27.9 -29.7 85 1.8 -28.0 5 10 250.8 250.8 250.1 251.7 0.35 4 909 904 -28.5 -29.6 90 1.1 -28.6 251.4 251.5 250.7 252.4 0.36 5 874 1187 -26.5 -30.0 72 3.5 -26.8 256.3 256.4 254.9 257.4 0.36 6 850 1388 -27.3 -30.3 76 3.0 -27.6 180 6 257.5 257.6 255.9 258.6 0.36 7 845 1430 -27.1 -30.1 76 3.0 -27.4 258.2 258.3 256.5 259.2 0.37 8 719 2586 -30.3 -32.6 80 2.3 -30.5 266.9 266.9 263.2 267.9 0.34 9 700 2776 -31.7 -33.2 87 1.5 -31.8 170 4 267.4 267.4 263.5 268.4 0.33 10 697 2806 -31.7 -33.1 87 1.4 -31.8 267.7 267.8 263.7 268.7 0.34 11 528 4717 -44.7 -47.7 72 3.0 -44.8 274.2 274.2 267.7 274.5 0.10 12 519 4832 -45.7 -47.8 79 2.1 -45.7 274.4 274.4 267.8 274.7 0.10 13 515 4884 -45.9 -48.5 75 2.6 -46.0 274.7 274.8 268.0 275.0 0.09 14 511 4935 -46.1 -47.0 91 0.9 -46.2 275.1 275.1 268.3 275.5 0.11 15 505 5014 -46.3 -60.3 19 14.0 -46.6 275.8 275.8 268.6 275.9 0.02 16 500 5080 -46.7 -52.7 50 6.0 -46.9 250 13 276.1 276.1 268.8 276.3 0.06 17 495 5147 -47.1 -48.8 83 1.7 -47.1 276.4 276.4 269.1 276.7 0.09 18 491 5201 -47.5 -49.9 76 2.4 -47.6 276.6 276.6 269.2 276.8 0.08 19 489 5228 -47.5 -54.5 44 7.0 -47.6 276.9 276.9 269.3 277.0 0.05 20 486 5268 -47.7 -56.7 35 9.0 -47.9 277.1 277.1 269.4 277.2 0.04 21 479 5364 -48.1 -51.9 65 3.8 -48.2 277.8 277.8 269.9 278.0 0.07 22 476 5406 -48.3 -54.3 50 6.0 -48.4 278.0 278.0 270.0 278.2 0.05 23 473 5448 -48.5 -52.7 62 4.2 -48.6 278.3 278.3 270.2 278.5 0.06 24 468 5518 -48.9 -56.9 39 8.0 -49.0 278.6 278.6 270.4 278.8 0.04 25 434 6012 -51.3 -57.3 49 6.0 -51.4 281.7 281.7 272.2 281.8 0.04 26 429 6087 -51.9 -59.9 38 8.0 -52.0 281.8 281.8 272.3 281.9 0.03 27 400 6540 -53.3 -63.3 29 10.0 -53.4 270 22 285.7 285.7 274.5 285.8 0.02 28 373 6987 -54.5 -64.5 28 10.0 -54.6 270 23 289.9 289.9 276.6 290.0 0.02 29 356 7284 -53.9 -68.9 14 15.0 -54.1 294.6 294.6 278.9 294.6 0.01 30 300 8380 -53.5 -72.5 8 19.0 -53.7 285 33 309.9 309.9 285.3 310.0 0.01 31 287 8667 -53.5 -76.5 4 23.0 -53.7 313.9 313.9 286.7 313.9 0.00 32 277 8896 -53.9 -75.9 5 22.0 -54.1 316.5 316.5 287.6 316.5 0.00 33 250 9560 -52.3 -79.3 2 27.0 -52.6 290 33 328.3 328.3 291.2 328.3 0.00 34 245 9690 -51.9 -78.9 3 27.0 -52.2 330.8 330.8 291.9 330.8 0.00 35 200 11000 -52.3 -82.3 2 30.0 -52.7 285 36 349.9 349.9 296.6 350.0 0.00 36 192 11263 -52.7 -82.7 1 30.0 -53.1 353.4 353.4 297.4 353.4 0.00 37 175 11862 -51.5 -82.5 1 31.0 -52.0 364.9 364.9 299.7 364.9 0.00 38 150 12860 -52.1 -83.1 1 31.0 -52.6 295 44 380.3 380.3 302.3 380.3 0.00 39 100 15460 -55.5 -85.5 1 30.0 -56.0 300 44 420.5 420.5 307.8 420.5 0.00 40 74 17385 -54.9 -85.9 1 31.0 -55.6 459.6 459.6 311.7 459.6 0.00 41 70 17740 -55.9 -86.9 1 31.0 -56.6 295 58 464.8 464.8 312.2 464.8 0.00 42 62 18508 -57.3 -87.3 1 30.0 -57.9 478.1 478.1 313.3 478.1 0.00 43 53 19506 -53.5 -86.5 1 33.0 -54.6 508.8 508.8 315.5 508.9 0.00 44 50 19880 -54.3 -87.3 1 33.0 -55.4 295 66 515.5 515.5 316.0 515.5 0.00 45 41 21156 -54.3 -87.3 1 33.0 -55.6 545.6 545.6 317.8 545.6 0.00 46 33 22561 -51.5 -86.5 1 35.0 -53.6 588.0 588.0 320.0 588.0 0.01 47 30 23180 -52.1 -87.1 1 35.0 -54.2 305 87 602.6 602.6 320.7 602.6 0.01 48 20 25800 -51.7 -87.7 1 36.0 -54.7 315 93 677.9 677.9 323.7 678.0 0.01 49 15 27675 -48.5 -86.5 0 38.0 -53.3 746.7 746.7 325.8 746.8 0.01 50 14 28125 -52.3 -87.3 1 35.0 -56.0 748.7 748.7 325.9 748.8 0.01 51 14 28125 -50.3 -86.3 1 36.0 -54.6 755.5 755.5 326.1 755.6 0.02 52 12 29123 -53.1 -88.1 1 35.0 -56.9 779.6 779.6 326.7 779.7 0.01 53 10 30310 -48.1 -86.1 0 38.0 -54.4 320 117 840.0 840.0 328.2 840.2 0.02 54 9.6 30579 -47.5 -85.5 1 38.0 -54.2 852.1 852.1 328.4 852.4 0.03 55 9.2 30860 -48.5 -86.5 0 38.0 -54.9 858.7 858.8 328.6 859.0 0.02 56 6.5 33151 -47.5 -86.5 0 39.0 -55.8 952.7 952.7 330.4 953.0 0.03 57 6.3 33359 -44.5 -84.5 0 40.0 -54.5 974.0 974.0 330.8 974.5 0.05 58 5.8 33912 -45.5 -84.5 0 39.0 -55.3 992.9 993.0 331.1 993.5 0.05 59 5.6 34148 -41.9 -82.9 0 41.0 -53.9 1018.8 1018.9 331.5 1019.7 0.07 60 5.5 34271 -36.3 -79.3 0 43.0 -51.9 1048.9 1049.0 331.9 1050.6 0.14 61 4.7 35356 -38.9 -80.9 0 42.0 -53.7 1085.1 1085.2 332.5 1086.6 0.12 62 4.5 35655 -36.5 -79.5 0 43.0 -53.1 1109.9 1110.0 332.8 1112.0 0.16 TRP 373 6987 -54.5 -64.5 28 10.0 -54.6 270 23 289.9 289.9 276.6 290.0 0.02 WND 4.0 345 180 Sounding variables and indices 1000-500 mb thick: 4859.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 78.75 % Est. max temperature: -15.22 C = 4.60 F Sfc-Lift cond lev (LCL): 968.53 mb = 449.72 m = 1475.44 ft T: -28.95 C 700-500 lapse rate: 6.51 C/km ThetaE index: 0.00 C Layer 1017.0--369098.8 mb Conv cond level (CCL): 657.56 mb = 3207.26 m = 10522.36 ft Mean mixing ratio: 0.31 g/kg Conv temperature: -2.72 C = 27.10 F Cap Strength: 22.94 C Lifted Index: 23.12 C Risk: None Lifted Index @300 mb: 43.92 C Lifted Index @700 mb: 17.73 C Showalter Index: 14.45 C Risk: None Total Totals Index: 35.80 C Risk: None Vertical Totals Index: 19.40 C Cross Totals Index: 16.40 C K Index: -12.40 Risk: None Sweat Index: 25.00 Risk: None Energy Index: 3.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.70 J/kg Max Up Vert Vel: 7.96 m/s Conv Inhibition (B-): 107249.34 J/kg Cap Strength: 22.93 C Lift Cond Lev (LCL): 934.86 mb = 703.07 m = 2306.64 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 4 44379 345 180 46.6 -173.9 1 1017 68 320 6 3.9 -4.6 2 1000 221 315 15 10.6 -10.6 3 988 305 335 18 7.6 -16.3 4 947 610 350 10 1.7 -9.8 5 925 779 5 10 -0.9 -10.0 6 908 914 20 7 -2.4 -6.6 7 870 1219 265 2 2.0 0.2 8 850 1388 180 6 0.0 6.0 9 799 1829 185 6 0.5 6.0 10 766 2134 225 4 2.8 2.8 11 734 2438 185 6 0.5 6.0 12 703 2743 160 5 -1.7 4.7 13 700 2776 170 4 -0.7 3.9 14 615 3658 265 8 8.0 0.7 15 589 3962 225 10 7.1 7.1 16 563 4267 230 10 7.7 6.4 17 515 4877 220 12 7.7 9.2 18 500 5080 250 13 12.2 4.4 19 492 5182 235 17 13.9 9.8 20 470 5486 265 15 14.9 1.3 21 428 6096 265 20 19.9 1.7 22 409 6401 265 21 20.9 1.8 23 400 6540 270 22 22.0 -0.0 24 373 6987 270 23 23.0 -0.0 25 338 7620 270 25 25.0 -0.0 26 300 8380 285 33 31.9 -8.5 27 267 9144 290 33 31.0 -11.3 28 250 9560 290 33 31.0 -11.3 29 221 10363 295 40 36.3 -16.9 30 211 10668 300 34 29.4 -17.0 31 200 11000 285 36 34.8 -9.3 32 192 11278 285 38 36.7 -9.8 33 183 11582 290 32 30.1 -10.9 34 151 12802 295 51 46.2 -21.6 35 150 12860 295 44 39.9 -18.6 36 103 15240 295 48 43.5 -20.3 37 100 15460 300 44 38.1 -22.0 38 94 15850 300 44 38.1 -22.0 39 70 17740 295 58 52.6 -24.5 40 50 19880 295 66 59.8 -27.9 41 40 21336 305 80 65.5 -45.9 42 35 22250 300 88 76.2 -44.0 43 33 22555 305 77 63.1 -44.2 44 30 23165 310 96 73.5 -61.7 45 30 23180 305 87 71.3 -49.9 46 26 24079 300 77 66.7 -38.5 47 25 24384 310 97 74.3 -62.4 48 22 25298 315 82 58.0 -58.0 49 20 25800 315 93 65.8 -65.8 50 17 26822 320 107 68.8 -82.0 51 16 27127 320 92 59.1 -70.5 52 16 27432 315 101 71.4 -71.4 53 15 27737 315 110 77.8 -77.8 54 14 28346 325 96 55.1 -78.6 55 10 30310 320 117 75.2 -89.6 Wind Parameters Energy-Hel index: -1.98 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//CYEV/skewt/CYEV.skewt.20251227.12.gif