UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for CYEV... Searching the city database file for: CYEV ... Date:0000Z 9 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 1007 68 -29.9 -33.0 74 3.1 -30.1 195 2 242.8 242.8 242.6 243.4 0.24 1 1001 143 -27.1 -31.7 65 4.6 -27.5 182 10 246.0 246.0 245.6 246.7 0.27 2 1000 155 -27.1 -31.8 64 4.7 -27.5 180 11 246.1 246.1 245.7 246.8 0.27 3 980 301 -25.7 -30.5 64 4.8 -26.1 195 23 248.9 248.9 248.4 249.7 0.31 4 979 308 -23.1 -28.1 64 5.0 -23.6 195 23 251.6 251.6 250.9 252.6 0.39 5 948 545 -20.3 -25.3 64 5.0 -20.9 191 20 256.7 256.8 255.6 258.2 0.52 6 942 592 -20.5 -25.3 65 4.8 -21.1 190 19 257.0 257.1 255.8 258.4 0.52 7 925 727 -20.5 -26.5 59 6.0 -21.2 190 16 258.3 258.4 256.8 259.7 0.47 8 904 897 -20.7 -25.7 64 5.0 -21.3 190 12 259.8 259.9 258.1 261.3 0.52 9 893 987 -20.3 -28.3 49 8.0 -21.2 190 11 261.2 261.2 259.0 262.4 0.42 10 884 1062 -20.5 -29.5 44 9.0 -21.5 190 11 261.7 261.8 259.3 262.8 0.38 11 850 1351 -22.3 -30.3 48 8.0 -23.2 190 8 262.8 262.8 260.1 263.8 0.36 12 831 1517 -23.5 -30.5 53 7.0 -24.2 181 6 263.2 263.3 260.5 264.3 0.36 13 816 1650 -23.9 -32.9 43 9.0 -24.8 174 4 264.2 264.2 261.0 265.0 0.29 14 768 2093 -22.9 -41.9 16 19.0 -24.4 57 2 269.9 269.9 264.8 270.3 0.13 15 700 2768 -26.1 -47.1 12 21.0 -27.4 95 9 273.6 273.6 267.3 273.8 0.08 16 560 4347 -35.9 -48.9 25 13.0 -36.5 25 25 280.0 280.1 271.3 280.3 0.08 17 526 4781 -36.7 -59.7 7 23.0 -37.4 25 35 284.1 284.1 273.6 284.2 0.02 18 513 4953 -37.3 -53.3 17 16.0 -37.9 25 40 285.5 285.5 274.3 285.6 0.05 19 500 5130 -38.3 -48.3 34 10.0 -38.8 25 44 286.3 286.4 274.9 286.7 0.10 20 493 5227 -38.9 -46.9 43 8.0 -39.3 25 45 286.8 286.8 275.2 287.1 0.11 21 481 5397 -39.9 -49.9 34 10.0 -40.3 24 46 287.6 287.6 275.5 287.8 0.08 22 468 5584 -41.3 -46.2 59 4.9 -41.5 23 48 288.1 288.1 275.9 288.5 0.13 23 442 5972 -42.7 -49.7 46 7.0 -43.0 21 52 291.1 291.1 277.3 291.4 0.09 24 417 6364 -46.1 -54.1 40 8.0 -46.3 20 55 291.6 291.6 277.6 291.8 0.06 25 404 6574 -47.7 -51.4 66 3.7 -47.8 20 57 292.2 292.2 277.9 292.5 0.08 26 400 6640 -48.3 -52.2 64 3.9 -48.4 20 58 292.2 292.2 277.9 292.5 0.08 27 398 6673 -48.5 -53.3 57 4.8 -48.6 20 58 292.4 292.4 277.9 292.6 0.07 28 396 6706 -48.5 -56.5 39 8.0 -48.7 20 58 292.8 292.8 278.1 293.0 0.05 29 390 6806 -49.1 -55.1 50 6.0 -49.3 20 59 293.3 293.3 278.4 293.5 0.06 30 383 6924 -49.7 -55.7 49 6.0 -49.8 20 60 294.0 294.0 278.7 294.2 0.05 31 376 7045 -49.3 -62.3 20 13.0 -49.6 20 60 296.1 296.1 279.6 296.2 0.02 32 330 7890 -53.9 -64.9 25 11.0 -54.1 15 50 301.1 301.1 281.8 301.1 0.02 33 300 8500 -54.3 -66.3 22 12.0 -54.5 5 44 308.8 308.8 284.9 308.9 0.02 34 282 8898 -55.1 -68.1 18 13.0 -55.3 8 41 313.2 313.2 286.5 313.2 0.01 35 270 9177 -53.7 -70.7 11 17.0 -53.9 11 38 319.1 319.1 288.5 319.2 0.01 36 265 9299 -51.5 -73.5 6 22.0 -51.8 15 34 324.1 324.1 290.0 324.1 0.01 37 261 9398 -51.9 -74.9 5 23.0 -52.2 18 31 324.9 324.9 290.2 324.9 0.01 38 256 9524 -49.7 -76.7 3 27.0 -50.1 8 30 329.9 329.9 291.7 329.9 0.00 39 250 9680 -49.9 -77.9 2 28.0 -50.3 345 33 331.9 331.9 292.2 331.9 0.00 40 240 9947 -49.3 -79.3 2 30.0 -49.7 346 31 336.7 336.7 293.5 336.7 0.00 41 232 10168 -50.5 -80.5 2 30.0 -50.9 352 32 338.1 338.1 293.9 338.1 0.00 42 200 11140 -47.5 -82.5 1 35.0 -48.1 340 30 357.6 357.6 298.2 357.6 0.00 43 196 11273 -47.3 -82.3 1 35.0 -48.0 335 27 359.9 359.9 298.7 360.0 0.00 44 181 11796 -48.9 -83.9 1 35.0 -49.5 323 24 365.6 365.6 299.8 365.6 0.00 45 163 12484 -47.5 -83.5 1 36.0 -48.3 322 27 379.1 379.1 302.1 379.1 0.00 46 150 13030 -48.7 -84.7 1 36.0 -49.4 335 29 386.2 386.2 303.2 386.2 0.00 47 144 13298 -49.5 -85.5 1 36.0 -50.2 336 28 389.3 389.3 303.7 389.3 0.00 48 140 13483 -47.3 -85.3 1 38.0 -48.2 337 27 396.3 396.3 304.7 396.3 0.00 49 107 15255 -48.7 -86.7 0 38.0 -49.7 295 29 425.3 425.3 308.3 425.3 0.00 50 100 15700 -48.1 -86.1 0 38.0 -49.3 305 33 434.8 434.8 309.3 434.8 0.00 51 84 16848 -49.7 -87.7 0 38.0 -50.8 303 31 453.8 453.8 311.2 453.8 0.00 52 74 17683 -47.3 -86.3 0 39.0 -48.9 300 33 475.6 475.6 313.1 475.6 0.00 53 70 18050 -49.1 -87.1 0 38.0 -50.5 305 49 479.3 479.3 313.4 479.4 0.00 54 50 20250 -50.5 -88.5 0 38.0 -52.1 310 52 524.5 524.5 316.6 524.5 0.00 55 44 21083 -50.9 -88.9 0 38.0 -52.7 310 46 543.0 543.0 317.7 543.0 0.00 56 43 21233 -49.7 -87.7 0 38.0 -51.7 310 44 549.6 549.6 318.1 549.6 0.00 57 34 22754 -54.3 -90.3 0 36.0 -55.8 310 52 575.6 575.6 319.5 575.6 0.00 58 30 23560 -52.1 -89.1 0 37.0 -54.2 310 64 602.6 602.6 320.7 602.6 0.00 59 27 24245 -49.7 -87.7 0 38.0 -52.6 316 57 627.8 627.8 321.8 627.8 0.01 60 22 25570 -54.7 -90.7 0 36.0 -56.8 314 54 650.8 650.8 322.7 650.8 0.00 61 20 26180 -54.3 -91.3 0 37.0 -56.7 305 76 670.0 670.0 323.4 670.0 0.00 62 18 26859 -51.7 -88.7 0 37.0 -54.9 301 72 698.7 698.7 324.4 698.7 0.01 63 10 30610 -58.5 -92.5 1 34.0 -61.2 320 95 801.2 801.2 327.3 801.2 0.01 64 7.4 32500 -59.1 -93.1 0 34.0 -62.3 870.8 870.8 328.8 870.9 0.01 65 7.0 32850 -58.2 -92.7 0 34.4 -61.8 315 120 888.3 888.3 329.2 888.4 0.01 66 6.5 33317 -57.1 -92.1 0 35.0 -61.2 912.1 912.1 329.7 912.2 0.01 67 5.2 34713 -62.1 -93.1 1 31.0 -65.1 949.7 949.8 330.4 949.9 0.01 68 4.7 35340 -60.9 -92.9 1 32.0 -64.6 983.2 983.2 330.9 983.3 0.01 TRP 330 7890 -53.9 -64.9 25 11.0 -54.1 15 50 301.1 301.1 281.8 301.1 0.02 WND 7.0 32850 -58.2 -92.7 0 34.4 -61.8 315 120 888.3 888.3 329.2 888.4 0.01 Sounding variables and indices 1000-500 mb thick: 4975.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 30.10 % Est. max temperature: -10.06 C = 13.89 F Sfc-Lift cond lev (LCL): 955.50 mb = 487.31 m = 1598.76 ft T: -20.99 C 700-500 lapse rate: 5.17 C/km ThetaE index: 0.00 C Layer 1007.0- 0.0 mb Conv cond level (CCL): 1001.00 mb = 142.51 m = 467.56 ft Mean mixing ratio: 0.42 g/kg Conv temperature: -26.39 C = -15.51 F Cap Strength: 25.17 C Lifted Index: 25.72 C Risk: None Lifted Index @300 mb: 38.08 C Lifted Index @700 mb: 17.06 C Showalter Index: 18.57 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: -35.30 Risk: None Sweat Index: 60.00 Risk: None Energy Index: 4.82 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 70.43 J/kg Max Up Vert Vel: 11.87 m/s Conv Inhibition (B-): 81087.49 J/kg Cap Strength: 25.59 C Lift Cond Lev (LCL): 882.79 mb = 1072.17 m = 3517.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 63 at 15 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 1007 68 195 2 0.5 1.9 | 238 17 14.1 9.0 1 1000 155 180 11 0.0 11.0 | 217 23 13.5 18.0 2 980 305 195 23 6.0 22.2 | 214 35 19.5 29.2 3 940 610 190 19 3.3 18.7 | 213 31 16.8 25.7 4 925 727 190 16 2.8 15.8 | 216 28 16.3 22.8 5 902 914 190 12 2.1 11.8 | 220 24 15.6 18.8 6 865 1219 190 9 1.6 8.9 | 224 22 15.1 15.9 7 850 1351 190 8 1.4 7.9 | 225 21 14.9 14.9 8 796 1829 165 2 -0.5 1.9 | 236 16 13.0 9.0 9 764 2134 40 2 -1.3 -1.5 | 246 13 12.3 5.5 10 732 2438 60 3 -2.6 -1.5 | 243 12 11.0 5.5 11 702 2743 100 8 -7.9 1.4 | 214 10 5.7 8.4 12 700 2768 95 9 -9.0 0.8 | 210 9 4.6 7.8 13 644 3353 45 11 -7.8 -7.8 | 277 6 5.8 -0.8 14 617 3658 35 14 -8.0 -11.5 | 309 7 5.5 -4.4 15 565 4267 25 23 -9.7 -20.8 | 345 14 3.8 -13.8 16 518 4877 25 38 -16.1 -34.4 | 5 28 -2.5 -27.4 17 500 5130 25 44 -18.6 -39.9 | 9 33 -5.0 -32.9 18 433 6096 20 53 -18.1 -49.8 | 6 43 -4.6 -42.8 19 400 6640 20 58 -19.8 -54.5 | 8 48 -6.3 -47.5 20 378 7010 20 60 -20.5 -56.4 | 8 50 -7.0 -49.4 21 344 7620 20 57 -19.5 -53.6 | 7 47 -5.9 -46.5 22 330 7890 15 50 -12.9 -48.3 | 359 41 0.6 -41.3 23 313 8230 5 49 -4.3 -48.8 | 347 43 9.3 -41.8 24 300 8500 5 44 -3.8 -43.8 | 345 38 9.7 -36.8 25 272 9144 10 39 -6.8 -38.4 | 348 32 6.8 -31.4 26 259 9449 20 29 -9.9 -27.3 | 350 21 3.6 -20.2 27 250 9680 345 33 8.5 -31.9 | 318 33 22.1 -24.9 28 247 9754 340 28 9.6 -26.3 | 310 30 23.1 -19.3 29 236 10058 350 33 5.7 -32.5 | 323 32 19.3 -25.5 30 225 10363 355 29 2.5 -28.9 | 324 27 16.1 -21.9 31 215 10668 340 26 8.9 -24.4 | 308 28 22.4 -17.4 32 200 11140 340 30 10.3 -28.2 | 312 32 23.8 -21.2 33 187 11582 325 20 11.5 -16.4 | 291 27 25.0 -9.4 34 170 12192 320 31 19.9 -23.7 | 297 37 33.5 -16.7 35 155 12802 325 23 13.2 -18.8 | 294 29 26.7 -11.8 36 150 13030 335 29 12.3 -26.3 | 307 32 25.8 -19.3 37 123 14326 340 22 7.5 -20.7 | 303 25 21.1 -13.7 38 107 15240 295 29 26.3 -12.3 | 277 40 39.8 -5.2 39 100 15700 305 33 27.0 -18.9 | 286 42 40.6 -11.9 40 98 15850 305 33 27.0 -18.9 | 286 42 40.6 -11.9 41 89 16459 305 30 24.6 -17.2 | 285 39 38.1 -10.2 42 74 17678 300 33 28.6 -16.5 | 283 43 42.1 -9.5 43 70 18050 305 49 40.1 -28.1 | 291 58 53.7 -21.1 44 61 18898 310 58 44.4 -37.3 | 298 65 58.0 -30.3 45 56 19507 315 49 34.6 -34.6 | 300 56 48.2 -27.6 46 53 19812 305 39 31.9 -22.4 | 289 48 45.5 -15.3 47 50 20250 310 52 39.8 -33.4 | 296 60 53.4 -26.4 48 49 20422 310 52 39.8 -33.4 | 296 60 53.4 -26.4 49 42 21336 310 43 32.9 -27.6 | 294 51 46.5 -20.6 50 38 21946 305 58 47.5 -33.3 | 293 66 61.1 -26.2 51 37 22250 310 63 48.3 -40.5 | 298 70 61.8 -33.5 52 33 22860 310 49 37.5 -31.5 | 296 57 51.1 -24.5 53 32 23165 305 68 55.7 -39.0 | 295 76 69.3 -32.0 54 30 23560 310 64 49.0 -41.1 | 299 71 62.6 -34.1 55 25 24689 320 52 33.4 -39.8 | 305 57 47.0 -32.8 56 24 24994 305 52 42.6 -29.8 | 292 61 56.1 -22.8 57 21 25908 320 56 36.0 -42.9 | 306 61 49.5 -35.9 58 20 26180 305 76 62.3 -43.6 | 296 84 75.8 -36.6 59 17 27127 300 70 60.6 -35.0 | 291 79 74.2 -28.0 60 16 27432 300 79 68.4 -39.5 | 292 88 82.0 -32.5 61 15 28042 305 86 70.4 -49.3 | 297 94 84.0 -42.3 62 14 28651 305 80 65.5 -45.9 | 296 88 79.1 -38.9 63 12 29566 310 107 82.0 -68.8 | 303 114 95.5 -61.8 64 10 30610 320 95 61.1 -72.8 | 311 99 74.6 -65.8 Wind Parameters Mean winds (0-6000m): 32.6 at 20.3 knts Storm direction: 62.6 at 15.3 knts Shear (0-3000m) pos: 0.5 neg: 1.4 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): -7.4 deg Storm rel helicity (0-3000m) pos: 64.0 neg: -66.3 tot: -2.3 m^2/s^2 ave: -0.8 10^-3 m/s^2 rel: -0.04 Storm rel vorticity (0-3000m) horiz: 10.0 stream: -0.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.37 Bulk Shear: 190.75 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 ------------------------------------------------------------------------------- 500 192 18 215 30| 0.0 18.1 18.1| 1.4 -49.1 -47.7 -95.4 -0.37| 24.6 -9.2 1000 191 16 216 28| 0.0 4.4 4.4| 28.8 -49.1 -20.3 -20.3 -0.15| 17.0 -2.6 1500 190 13 218 26| 0.0 1.2 1.2| 41.0 -49.1 -8.1 -5.4 -0.07| 13.2 -1.0 2000 189 11 221 23| 0.0 0.9 0.9| 56.9 -49.1 7.7 3.9 0.02| 11.6 0.3 2500 187 9 222 22| 0.7 0.7 1.4| 60.0 -55.4 4.5 1.8 -0.00| 10.2 -0.0 3000 174 9 218 20| 0.5 1.4 2.0| 64.0 -66.3 -2.3 -0.8 -0.04| 10.0 -0.4 4000 129 10 203 15| 0.4 2.6 3.0| 85.7 -66.3 19.4 4.8 0.14| 9.4 1.3 5000 49 14 313 4| 0.3 4.4 4.7|137.8 -66.3 71.5 14.3 0.21| 9.8 2.0 6000 33 20 346 10| 0.3 4.6 4.8|141.1 -83.1 57.9 9.7 0.17| 9.2 1.6 Wrote GIF file: /home/apache/climate/data/raob//CYEV/skewt/CYEV.skewt.20251209.00.gif