UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101912.upa.cvt Date: 1200Z 19 OCT 25 Searching for CYEV... Searching the city database file for: CYEV ... Date:1200Z 19 OCT 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 ------------------------------------------------------------------------------- 0 1000 91 295 2 SFC 998 68 -4.1 -4.7 96 0.6 -4.3 295 2 269.2 269.6 269.0 276.5 2.70 2 952 464 -5.5 -5.5 100 0.0 -5.5 333 6 271.4 271.9 270.4 278.7 2.66 3 925 704 -6.7 -6.7 100 0.0 -6.7 325 7 272.5 272.9 270.7 279.3 2.50 4 850 1361 -8.9 -9.0 99 0.1 -8.9 70 2 276.8 277.2 273.0 283.2 2.27 5 765 2173 -11.7 -13.0 90 1.3 -12.1 42 2 282.3 282.6 275.4 287.6 1.83 6 718 2657 -13.9 -16.4 81 2.5 -14.5 287 2 285.0 285.3 276.3 289.4 1.48 7 700 2850 -15.3 -17.8 81 2.5 -15.9 265 2 285.5 285.8 276.5 289.6 1.35 8 678 3091 -17.1 -19.9 79 2.8 -17.7 287 3 286.1 286.4 276.5 289.7 1.16 9 638 3544 -20.9 -21.1 98 0.2 -21.0 328 4 286.8 287.0 276.7 290.2 1.11 10 605 3935 -24.1 -24.5 96 0.4 -24.2 35 6 287.5 287.7 276.7 290.2 0.87 11 602 3971 -22.7 -25.4 79 2.7 -23.2 43 6 289.6 289.7 277.7 292.1 0.80 12 579 4256 -24.7 -28.7 69 4.0 -25.3 104 9 290.5 290.6 277.9 292.4 0.62 13 540 4761 -28.7 -29.1 96 0.4 -28.7 59 4 291.6 291.7 278.4 293.6 0.64 14 525 4962 -29.9 -32.2 80 2.3 -30.2 28 4 292.5 292.6 278.6 294.1 0.49 15 518 5058 -29.5 -35.5 56 6.0 -30.1 7 5 294.1 294.1 279.2 295.3 0.36 16 502 5282 -30.7 -37.7 50 7.0 -31.4 316 7 295.3 295.3 279.7 296.3 0.30 17 500 5310 -30.9 -37.9 50 7.0 -31.6 310 7 295.4 295.4 279.7 296.3 0.29 18 478 5626 -33.5 -38.4 61 4.9 -33.9 320 9 296.0 296.0 280.0 297.0 0.29 19 471 5729 -34.3 -40.3 55 6.0 -34.8 323 10 296.2 296.3 280.0 297.1 0.24 20 468 5773 -34.5 -48.5 23 14.0 -35.3 324 10 296.5 296.5 280.0 296.9 0.10 21 400 6850 -41.1 -55.1 21 14.0 -41.6 335 19 301.6 301.6 282.1 301.8 0.05 22 347 7805 -47.3 -58.3 27 11.0 -47.6 330 22 305.7 305.7 283.7 305.9 0.04 23 324 8258 -49.5 -63.5 18 14.0 -49.8 318 25 308.7 308.7 284.9 308.8 0.02 24 300 8760 -51.9 -62.9 26 11.0 -52.1 310 22 312.2 312.2 286.1 312.3 0.03 25 266 9527 -56.1 -66.1 27 10.0 -56.2 275 19 317.0 317.0 287.8 317.1 0.02 26 250 9920 -55.1 -69.1 16 14.0 -55.3 275 7 324.1 324.2 290.0 324.2 0.01 27 215 10898 -50.9 -74.9 4 24.0 -51.3 249 10 345.0 345.0 295.5 345.0 0.01 28 212 10989 -50.7 -74.7 4 24.0 -51.1 247 10 346.7 346.7 295.9 346.7 0.01 29 200 11370 -51.7 -75.7 4 24.0 -52.1 180 17 350.9 350.9 296.8 350.9 0.01 30 186 11840 -52.1 -76.1 4 24.0 -52.5 223 13 357.6 357.6 298.2 357.6 0.01 31 167 12540 -49.9 -75.9 3 26.0 -50.5 214 17 372.5 372.5 301.0 372.5 0.01 32 150 13240 -50.5 -77.5 3 27.0 -51.1 195 23 383.1 383.1 302.8 383.1 0.01 33 146 13416 -50.5 -77.5 3 27.0 -51.1 190 19 386.0 386.0 303.2 386.1 0.01 34 135 13930 -47.7 -75.7 3 28.0 -48.6 216 20 399.7 399.7 305.2 399.8 0.01 35 108 15395 -50.1 -80.1 2 30.0 -51.0 204 24 421.5 421.5 307.9 421.6 0.01 36 100 15900 -48.5 -79.5 2 31.0 -49.6 210 26 434.0 434.0 309.3 434.1 0.01 37 87 16810 -50.7 -79.7 2 29.0 -51.7 231 19 447.2 447.2 310.6 447.3 0.01 38 79 17441 -48.5 -81.5 1 33.0 -49.8 212 26 464.3 464.3 312.1 464.3 0.01 39 70 18230 -51.5 -83.5 1 32.0 -52.6 175 16 474.2 474.2 313.0 474.2 0.01 40 67 18514 -52.1 -83.1 1 31.0 -53.2 167 18 478.9 478.9 313.4 478.9 0.01 41 59 19340 -49.9 -82.9 1 33.0 -51.4 206 25 501.6 501.6 315.1 501.6 0.01 42 50 20410 -54.5 -85.5 1 31.0 -55.6 225 14 515.0 515.0 316.0 515.1 0.01 43 48 20670 -55.5 -85.5 1 30.0 -56.5 220 16 518.7 518.7 316.2 518.7 0.01 44 47 20804 -51.9 -84.9 1 33.0 -53.4 221 17 530.5 530.5 316.9 530.5 0.01 45 31 23462 -56.7 -87.7 1 31.0 -58.0 274 15 584.6 584.6 319.9 584.6 0.01 46 30 23670 -56.1 -87.1 1 31.0 -57.5 250 14 591.7 591.7 320.2 591.7 0.01 47 23 25366 -54.9 -86.9 1 32.0 -56.9 311 11 641.9 642.0 322.4 642.0 0.01 48 20 26260 -55.1 -87.1 1 32.0 -57.3 280 13 667.5 667.5 323.3 667.6 0.01 49 16 27677 -55.9 -86.9 1 31.0 -58.3 264 19 708.9 708.9 324.7 709.0 0.01 50 10 30610 -63.1 -90.1 1 27.0 -64.8 295 37 784.0 784.0 326.8 784.1 0.01 51 9.0 31257 -63.7 -90.7 1 27.0 -65.4 805.7 805.7 327.4 805.8 0.01 52 7.1 32723 -60.5 -89.5 1 29.0 -63.3 875.4 875.4 329.0 875.6 0.02 53 5.8 33979 -61.9 -89.9 1 28.0 -64.8 921.4 921.4 329.8 921.6 0.02 54 5.3 34541 -58.7 -88.7 1 30.0 -62.8 959.8 959.8 330.5 960.1 0.03 55 5.0 34906 -59.9 -88.9 1 29.0 -63.7 320 62 970.6 970.7 330.7 970.9 0.03 56 4.7 35291 -61.1 -89.1 1 28.0 -64.7 982.2 982.3 330.9 982.5 0.03 TRP 266 9527 -56.1 -66.1 27 10.0 -56.2 275 19 317.0 317.0 287.8 317.1 0.02 WND 5.0 34906 -59.9 -88.9 1 29.0 -63.7 320 62 970.6 970.7 330.7 970.9 0.03 Sounding variables and indices 1000-500 mb thick: 5219.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.34 inches Sfc-500 mean rel hum: 88.05 % Est. max temperature: 3.63 C = 38.54 F Sfc-Lift cond lev (LCL): 988.51 mb = 148.23 m = 486.31 ft T: -4.38 C 700-500 lapse rate: 6.34 C/km Conv cond level (CCL): 939.77 mb = 571.97 m = 1876.52 ft Mean mixing ratio: 2.59 g/kg Conv temperature: -1.41 C = 29.47 F Cap Strength: 14.05 C Lifted Index: 14.08 C Risk: None Lifted Index @300 mb: 23.78 C Lifted Index @700 mb: 8.41 C Showalter Index: 10.51 C Risk: None Total Totals Index: 43.90 C Risk: None Vertical Totals Index: 22.00 C Cross Totals Index: 21.90 C K Index: 10.50 Risk: None Sweat Index: 11.00 Risk: None Energy Index: 2.75 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.15 J/kg Max Up Vert Vel: 6.03 m/s Conv Inhibition (B-): 68336.65 J/kg Cap Strength: 13.92 C Lift Cond Lev (LCL): 944.26 mb = 532.17 m = 1745.94 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 25 at 4 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 ---------------------------------------------------------- 0 998 68 295 2 1.8 -0.8 | 233 4 3.3 2.5 1 970 305 325 6 3.4 -4.9 | 287 5 5.0 -1.6 2 935 610 340 6 2.1 -5.6 | 302 4 3.6 -2.3 3 925 704 325 7 4.0 -5.7 | 293 6 5.5 -2.4 4 900 914 325 4 2.3 -3.3 | 269 4 3.8 0.1 5 866 1219 55 4 -3.3 -2.3 | 121 2 -1.7 1.1 6 850 1361 70 2 -1.9 -0.7 | 173 3 -0.3 2.7 7 800 1829 75 3 -2.9 -0.8 | 152 3 -1.4 2.6 8 769 2134 45 2 -1.4 -1.4 | 183 2 0.1 1.9 9 739 2438 20 2 -0.7 -1.9 | 210 2 0.8 1.5 10 710 2743 250 2 1.9 0.7 | 220 5 3.4 4.0 11 700 2850 265 2 2.0 0.2 | 225 5 3.5 3.5 12 627 3658 340 4 1.4 -3.8 | 278 3 2.9 -0.4 13 577 4267 110 9 -8.5 3.1 | 133 9 -6.9 6.4 14 531 4877 45 3 -2.1 -2.1 | 154 1 -0.6 1.2 15 500 5310 310 7 5.4 -4.5 | 279 7 6.9 -1.1 16 466 5791 325 10 5.7 -8.2 | 304 9 7.3 -4.8 17 446 6096 330 14 7.0 -12.1 | 316 12 8.5 -8.8 18 400 6850 335 19 8.0 -17.2 | 325 17 9.6 -13.9 19 356 7620 335 21 8.9 -19.0 | 326 19 10.4 -15.7 20 310 8534 310 27 20.7 -17.4 | 302 26 22.2 -14.0 21 300 8760 310 22 16.9 -14.1 | 300 21 18.4 -10.8 22 282 9144 300 23 19.9 -11.5 | 291 23 21.5 -8.1 23 269 9449 300 20 17.3 -10.0 | 289 20 18.9 -6.6 24 266 9527 275 19 18.9 -1.7 | 265 21 20.5 1.7 25 257 9754 275 20 19.9 -1.7 | 266 22 21.5 1.6 26 250 9920 275 7 7.0 -0.6 | 252 9 8.5 2.7 27 245 10058 290 14 13.2 -4.8 | 276 15 14.7 -1.4 28 223 10668 245 11 10.0 4.6 | 235 14 11.5 8.0 29 213 10973 250 10 9.4 3.4 | 238 13 10.9 6.8 30 200 11370 180 17 0.0 17.0 | 184 20 1.5 20.4 31 194 11582 180 17 0.0 17.0 | 184 20 1.5 20.4 32 185 11887 230 12 9.2 7.7 | 224 15 10.7 11.1 33 176 12192 190 15 2.6 14.8 | 193 19 4.1 18.1 34 168 12497 215 17 9.8 13.9 | 213 21 11.3 17.3 35 153 13106 205 17 7.2 15.4 | 205 21 8.7 18.8 36 150 13240 195 23 6.0 22.2 | 196 27 7.5 25.6 37 146 13411 190 19 3.3 18.7 | 192 23 4.8 22.1 38 133 14021 220 20 12.9 15.3 | 218 24 14.4 18.7 39 127 14326 205 18 7.6 16.3 | 205 22 9.1 19.7 40 121 14630 215 24 13.8 19.7 | 214 28 15.3 23.0 41 116 14935 215 20 11.5 16.4 | 213 24 13.0 19.7 42 111 15240 210 23 11.5 19.9 | 209 27 13.0 23.3 43 101 15850 185 27 2.4 26.9 | 187 31 3.9 30.3 44 100 15900 210 26 13.0 22.5 | 209 30 14.5 25.9 45 96 16154 210 26 13.0 22.5 | 209 30 14.5 25.9 46 92 16459 220 31 19.9 23.7 | 218 35 21.5 27.1 47 88 16764 240 20 17.3 10.0 | 235 23 18.9 13.4 48 84 17069 180 12 0.0 12.0 | 186 15 1.5 15.4 49 80 17374 210 30 15.0 26.0 | 209 34 16.5 29.3 50 76 17678 220 12 7.7 9.2 | 216 16 9.2 12.5 51 73 17983 170 10 -1.7 9.8 | 179 13 -0.2 13.2 52 70 18230 175 16 -1.4 15.9 | 180 19 0.1 19.3 53 66 18593 165 19 -4.9 18.4 | 171 22 -3.4 21.7 54 60 19202 195 27 7.0 26.1 | 196 31 8.5 29.4 55 55 19812 245 18 16.3 7.6 | 238 21 17.8 11.0 56 52 20117 255 13 12.6 3.4 | 244 16 14.1 6.7 57 50 20410 225 14 9.9 9.9 | 221 18 11.4 13.3 58 50 20422 240 15 13.0 7.5 | 233 18 14.5 10.9 59 48 20726 215 16 9.2 13.1 | 213 20 10.7 16.5 60 43 21336 260 21 20.7 3.6 | 253 23 22.2 7.0 61 41 21641 260 18 17.7 3.1 | 251 20 19.3 6.5 62 39 21946 265 16 15.9 1.4 | 255 18 17.5 4.8 63 37 22250 260 19 18.7 3.3 | 252 21 20.2 6.7 64 36 22555 295 9 8.2 -3.8 | 273 10 9.7 -0.4 65 34 22860 265 16 15.9 1.4 | 255 18 17.5 4.8 66 32 23165 255 11 10.6 2.8 | 243 14 12.2 6.2 67 31 23470 275 15 14.9 -1.3 | 263 17 16.5 2.0 68 30 23670 250 14 13.2 4.8 | 241 17 14.7 8.1 69 30 23774 240 10 8.7 5.0 | 231 13 10.2 8.4 70 28 24079 245 18 16.3 7.6 | 238 21 17.8 11.0 71 27 24384 270 18 18.0 -0.0 | 260 20 19.5 3.4 72 26 24689 265 12 12.0 1.0 | 252 14 13.5 4.4 73 24 24994 305 14 11.5 -8.0 | 290 14 13.0 -4.7 74 23 25298 310 11 8.4 -7.1 | 290 11 10.0 -3.7 75 22 25603 315 10 7.1 -7.1 | 293 9 8.6 -3.7 76 21 25908 250 14 13.2 4.8 | 241 17 14.7 8.1 77 20 26213 260 16 15.8 2.8 | 250 18 17.3 6.1 78 20 26260 280 13 12.8 -2.3 | 266 14 14.3 1.1 79 19 26518 270 17 17.0 -0.0 | 260 19 18.5 3.4 80 18 26822 280 11 10.8 -1.9 | 263 12 12.4 1.4 81 17 27127 265 15 14.9 1.3 | 254 17 16.5 4.7 82 17 27432 245 20 18.1 8.5 | 239 23 19.7 11.8 83 16 27737 270 19 19.0 -0.0 | 261 21 20.5 3.4 84 14 28346 285 26 25.1 -6.7 | 277 27 26.6 -3.4 85 14 28651 275 33 32.9 -2.9 | 269 34 34.4 0.5 86 12 29566 290 30 28.2 -10.3 | 283 31 29.7 -6.9 87 11 29870 275 40 39.8 -3.5 | 270 41 41.4 -0.1 88 10 30610 295 37 33.5 -15.6 | 289 37 35.1 -12.3 Wind Parameters Mean winds (0-6000m): 354.5 at 4.9 knts Storm direction: 24.5 at 3.7 knts Shear (0-3000m) pos: 0.7 neg: 0.8 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 2.9 deg Storm rel helicity (0-3000m) pos: 11.6 neg: -4.8 tot: 6.9 m^2/s^2 ave: 2.3 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 23.20 Bulk Shear: 0.78 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 ------------------------------------------------------------------------------- 500 326 5 281 4| 4.9 0.0 4.9| 6.7 0.0 6.7 13.3 0.95| 6.0 5.6 1000 330 5 285 4| 2.1 0.0 2.1| 7.1 -2.7 4.4 4.4 0.36| 6.4 2.3 1500 344 4 288 3| 1.4 0.0 1.4| 8.4 -3.0 5.4 3.6 0.49| 6.4 3.2 2000 359 4 291 2| 1.1 0.2 1.3| 8.9 -3.4 5.5 2.8 0.47| 5.3 2.5 2500 3 4 278 1| 0.9 0.7 1.6| 10.0 -3.4 6.6 2.7 0.50| 4.8 2.4 3000 355 3 268 2| 0.7 0.8 1.5| 11.6 -4.8 6.9 2.3 0.43| 4.7 2.0 4000 358 4 277 2| 1.7 0.6 2.4| 20.1 -4.8 15.3 3.8 0.57| 5.2 2.9 5000 29 4 65 0| 1.3 1.1 2.4| 29.7 -9.4 20.3 4.1 0.39| 6.2 2.4 6000 355 5 308 3| 1.1 1.5 2.6| 41.3 -12.3 29.0 4.8 0.36| 6.2 2.2 Wrote GIF file: /home/apache/climate/data/raob//CYEV/skewt/CYEV.skewt.20251019.12.gif