UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for CYEV... Searching the city database file for: CYEV ... Date:0000Z 20 APR 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 1009 68 -12.3 -17.0 68 4.7 -13.2 300 4 260.2 260.3 259.4 262.9 1.00 1 1000 172 -13.7 -16.8 77 3.1 -14.3 300 5 259.5 259.6 258.9 262.2 1.02 2 953 535 -17.1 -17.8 94 0.7 -17.2 322 7 259.6 259.8 258.9 262.3 0.99 3 946 591 -14.3 -18.2 72 3.9 -15.0 328 7 263.0 263.1 261.5 265.6 0.96 4 925 761 -14.3 -20.3 60 6.0 -15.4 330 10 264.7 264.8 262.4 267.0 0.82 5 903 943 -14.7 -21.7 55 7.0 -15.9 324 12 266.1 266.2 263.4 268.2 0.75 6 890 1053 -14.5 -26.5 35 12.0 -16.3 320 12 267.4 267.5 263.8 268.8 0.49 7 850 1401 -15.3 -29.3 29 14.0 -17.3 320 15 270.1 270.2 265.6 271.3 0.40 8 847 1428 -15.3 -30.3 27 15.0 -17.3 320 15 270.4 270.5 265.7 271.5 0.36 9 803 1830 -15.1 -31.1 24 16.0 -17.3 315 21 274.8 274.8 268.5 275.8 0.35 10 796 1897 -15.3 -27.3 35 12.0 -17.2 316 21 275.2 275.3 269.1 276.8 0.51 11 788 1973 -15.1 -35.1 16 20.0 -17.6 317 21 276.2 276.3 269.3 277.0 0.25 12 764 2206 -15.7 -38.7 12 23.0 -18.3 319 23 278.1 278.1 270.3 278.6 0.18 13 735 2498 -15.7 -41.7 9 26.0 -18.5 316 25 281.1 281.2 272.1 281.6 0.13 14 700 2864 -17.7 -37.7 16 20.0 -20.0 320 26 282.9 282.9 273.2 283.6 0.21 15 664 3257 -20.3 -37.3 20 17.0 -22.2 318 26 284.3 284.3 274.0 285.0 0.23 16 553 4588 -29.9 -48.9 14 19.0 -31.0 315 31 288.2 288.2 275.9 288.4 0.08 17 548 4653 -30.1 -43.1 27 13.0 -31.0 316 31 288.7 288.7 276.2 289.2 0.15 18 500 5300 -34.5 -50.5 18 16.0 -35.3 310 37 291.0 291.0 277.3 291.2 0.07 19 490 5441 -35.3 -50.3 20 15.0 -36.0 309 38 291.7 291.7 277.6 292.0 0.08 20 478 5613 -36.1 -56.1 11 20.0 -36.9 308 40 292.8 292.8 278.1 292.9 0.04 21 438 6215 -39.9 -55.9 17 16.0 -40.5 305 46 295.4 295.4 279.3 295.5 0.04 22 429 6357 -40.7 -44.9 64 4.2 -40.9 305 48 296.1 296.1 279.8 296.7 0.16 23 413 6615 -42.7 -45.6 73 2.9 -42.8 305 51 296.8 296.8 280.1 297.3 0.16 24 400 6830 -44.1 -48.6 61 4.5 -44.3 305 53 297.7 297.7 280.5 298.1 0.12 25 377 7223 -46.3 -53.3 45 7.0 -46.5 303 53 299.9 299.9 281.4 300.1 0.07 26 338 7937 -51.9 -55.5 65 3.6 -52.0 295 57 301.7 301.7 282.1 301.9 0.06 27 321 8268 -53.5 -55.6 78 2.1 -53.5 298 54 304.0 304.0 283.1 304.2 0.06 28 307 8553 -54.9 -58.6 63 3.7 -55.0 300 51 305.9 305.9 283.8 306.1 0.05 29 306 8574 -54.9 -59.6 56 4.7 -55.0 300 51 306.2 306.2 284.0 306.4 0.04 30 300 8700 -54.7 -69.7 14 15.0 -54.9 300 49 308.2 308.2 284.7 308.3 0.01 31 298 8743 -54.3 -74.3 7 20.0 -54.5 300 48 309.4 309.4 285.1 309.4 0.01 32 250 9880 -50.3 -71.3 7 21.0 -50.7 310 34 331.3 331.3 292.1 331.3 0.01 33 232 10369 -47.7 -78.7 2 31.0 -48.3 307 30 342.4 342.4 294.9 342.4 0.00 34 200 11350 -46.1 -80.1 1 34.0 -46.9 310 25 359.8 359.8 298.7 359.8 0.00 35 195 11519 -46.1 -80.1 1 34.0 -46.9 310 23 362.4 362.4 299.2 362.4 0.00 36 189 11727 -45.3 -80.3 1 35.0 -46.2 310 21 366.9 366.9 300.0 366.9 0.00 37 153 13138 -46.1 -81.1 1 35.0 -47.0 289 16 388.4 388.4 303.6 388.4 0.00 38 150 13270 -46.7 -81.7 1 35.0 -47.6 265 18 389.6 389.6 303.8 389.6 0.00 39 138 13819 -48.3 -82.3 1 34.0 -49.1 293 14 396.2 396.2 304.7 396.2 0.00 40 125 14471 -46.3 -82.3 1 36.0 -47.4 263 11 411.2 411.2 306.6 411.2 0.00 41 118 14851 -48.3 -82.3 1 34.0 -49.3 225 13 414.3 414.3 307.0 414.3 0.00 42 112 15194 -47.3 -82.3 1 35.0 -48.4 240 17 422.4 422.4 308.0 422.4 0.00 43 109 15372 -48.5 -83.5 1 35.0 -49.5 258 17 423.5 423.5 308.1 423.5 0.00 44 107 15494 -46.9 -82.9 1 36.0 -48.1 270 18 428.7 428.7 308.7 428.7 0.00 45 100 15940 -48.3 -83.3 1 35.0 -49.4 315 15 434.4 434.4 309.3 434.4 0.00 46 98 16074 -47.7 -82.7 1 35.0 -48.9 315 15 438.1 438.1 309.7 438.1 0.00 47 80 17412 -49.9 -83.9 1 34.0 -51.1 302 14 459.7 459.7 311.7 459.8 0.00 48 70 18290 -48.9 -83.9 1 35.0 -50.3 310 9 479.8 479.8 313.4 479.8 0.00 49 64 18881 -46.9 -82.9 1 36.0 -48.8 319 7 496.6 496.6 314.7 496.7 0.01 50 50 20510 -48.3 -84.3 1 36.0 -50.3 325 5 529.6 529.7 316.9 529.7 0.01 51 30 23870 -48.5 -85.5 1 37.0 -51.5 250 9 612.4 612.4 321.2 612.5 0.01 52 27 24563 -49.5 -85.5 1 36.0 -52.4 232 10 628.3 628.3 321.8 628.4 0.01 53 20 26540 -47.7 -85.7 0 38.0 -51.9 85 8 690.2 690.2 324.1 690.3 0.01 54 16 28022 -46.1 -85.1 0 39.0 -51.6 64 8 740.9 740.9 325.7 741.0 0.02 55 14 28909 -47.9 -85.9 0 38.0 -53.1 101 10 763.6 763.6 326.3 763.8 0.02 56 10 31150 -44.3 -84.3 0 40.0 -52.4 105 8 854.2 854.2 328.5 854.5 0.03 57 8.9 31937 -41.1 -82.1 0 41.0 -51.4 895.5 895.5 329.4 896.0 0.05 58 7.1 33473 -40.9 -81.9 0 41.0 -52.4 956.1 956.1 330.5 956.8 0.07 59 6.5 34073 -41.5 -82.5 0 41.0 -53.0 978.0 978.0 330.8 978.7 0.07 60 5.8 34853 -37.5 -79.5 0 42.0 -52.0 1027.8 1027.9 331.6 1029.3 0.12 61 5.4 35343 -40.1 -81.1 0 41.0 -53.4 1037.5 1037.6 331.8 1038.7 0.10 62 5.0 35871 -37.7 -79.7 0 42.0 -52.9 1071.5 1071.6 332.2 1073.2 0.14 TRP 306 8574 -54.9 -59.6 56 4.7 -55.0 300 51 306.2 306.2 284.0 306.4 0.04 WND Sounding variables and indices 1000-500 mb thick: 5128.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 28.75 % Est. max temperature: -2.96 C = 26.67 F Sfc-Lift cond lev (LCL): 935.13 mb = 678.46 m = 2225.90 ft T: -14.30 C 700-500 lapse rate: 6.90 C/km ThetaE index: 0.67 C Layer 1000.0- 953.0 mb Conv cond level (CCL): 629.31 mb = 3647.74 m = 11967.51 ft Mean mixing ratio: 0.94 g/kg Conv temperature: 13.02 C = 55.44 F Cap Strength: 20.83 C Lifted Index: 22.08 C Risk: None Lifted Index @300 mb: 31.24 C Lifted Index @700 mb: 17.64 C Showalter Index: 16.34 C Risk: None Total Totals Index: 24.40 C Risk: None Vertical Totals Index: 19.20 C Cross Totals Index: 5.20 C K Index: -30.10 Risk: None Sweat Index: 67.00 Risk: None Energy Index: 4.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.15 J/kg Max Up Vert Vel: 8.38 m/s Conv Inhibition (B-): 107470.36 J/kg Cap Strength: 21.98 C Lift Cond Lev (LCL): 905.04 mb = 926.29 m = 3038.96 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 344 at 19 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 1009 68 300 4 3.5 -2.0 | 174 16 -1.7 16.0 1 1000 172 300 5 4.3 -2.5 | 177 16 -0.8 15.5 2 983 305 295 9 8.2 -3.8 | 192 15 3.0 14.2 3 944 610 330 7 3.5 -6.1 | 172 12 -1.7 12.0 4 925 761 330 10 5.0 -8.7 | 179 9 -0.2 9.4 5 906 914 325 12 6.9 -9.8 | 192 8 1.7 8.2 6 871 1219 315 13 9.2 -9.2 | 205 10 4.0 8.8 7 850 1401 320 15 9.6 -11.5 | 214 8 4.5 6.5 8 803 1829 315 21 14.8 -14.8 | 252 10 9.7 3.2 9 771 2134 320 22 14.1 -16.9 | 263 9 9.0 1.2 10 741 2438 315 25 17.7 -17.7 | 268 13 12.5 0.4 11 711 2743 320 24 15.4 -18.4 | 272 10 10.3 -0.3 12 700 2864 320 26 16.7 -19.9 | 279 12 11.6 -1.9 13 627 3658 315 26 18.4 -18.4 | 272 13 13.2 -0.3 14 577 4267 310 30 23.0 -19.3 | 274 18 17.8 -1.2 15 530 4877 320 32 20.6 -24.5 | 293 17 15.4 -6.5 16 500 5300 310 37 28.3 -23.8 | 284 24 23.2 -5.7 17 445 6096 305 45 36.9 -25.8 | 284 33 31.7 -7.8 18 400 6830 305 53 43.4 -30.4 | 288 40 38.3 -12.4 19 354 7620 300 54 46.8 -27.0 | 282 43 41.6 -9.0 20 338 7925 295 57 51.7 -24.1 | 277 47 46.5 -6.1 21 306 8574 300 51 44.2 -25.5 | 281 40 39.0 -7.5 22 300 8700 300 49 42.4 -24.5 | 280 38 37.3 -6.5 23 280 9144 300 42 36.4 -21.0 | 275 31 31.2 -3.0 24 250 9880 310 34 26.0 -21.9 | 280 21 20.9 -3.8 25 222 10668 305 28 22.9 -16.1 | 264 18 17.8 2.0 26 212 10973 315 23 16.3 -16.3 | 261 11 11.1 1.8 27 200 11350 310 25 19.2 -16.1 | 262 14 14.0 2.0 28 185 11887 310 19 14.6 -12.2 | 238 11 9.4 5.8 29 161 12802 300 18 15.6 -9.0 | 229 14 10.4 9.0 30 154 13106 295 15 13.6 -6.3 | 216 14 8.4 11.7 31 150 13270 265 18 17.9 1.6 | 213 23 12.8 19.6 32 147 13411 260 17 16.7 3.0 | 209 24 11.6 21.0 33 140 13716 295 15 13.6 -6.3 | 216 14 8.4 11.7 34 134 14021 290 12 11.3 -4.1 | 204 15 6.1 13.9 35 128 14326 275 12 12.0 -1.0 | 202 18 6.8 17.0 36 122 14630 250 9 8.5 3.1 | 189 21 3.3 21.1 37 116 14935 215 14 8.0 11.5 | 186 30 2.9 29.5 38 111 15240 245 17 15.4 7.2 | 202 27 10.3 25.2 39 106 15545 275 18 17.9 -1.6 | 218 21 12.8 16.5 40 100 15940 315 15 10.6 -10.6 | 216 9 5.5 7.4 41 97 16154 315 15 10.6 -10.6 | 216 9 5.5 7.4 42 92 16459 20 10 -3.4 -9.4 | 135 12 -8.6 8.6 43 88 16764 300 4 3.5 -2.0 | 174 16 -1.7 16.0 44 84 17069 270 10 10.0 -0.0 | 195 19 4.8 18.0 45 80 17374 310 15 11.5 -9.6 | 217 11 6.3 8.4 46 77 17678 245 4 3.6 1.7 | 176 20 -1.5 19.7 47 73 17983 275 10 10.0 -0.9 | 196 18 4.8 17.2 48 70 18288 305 19 15.6 -10.9 | 236 13 10.4 7.1 49 70 18290 310 9 6.9 -5.8 | 188 12 1.7 12.3 50 67 18593 300 10 8.7 -5.0 | 195 14 3.5 13.0 51 58 19507 0 0 -0.0 -0.0 | 164 19 -5.2 18.0 52 50 20510 325 5 2.9 -4.1 | 171 14 -2.3 13.9 53 44 21336 95 6 -6.0 0.5 | 149 22 -11.1 18.6 54 32 23470 160 10 -3.4 9.4 | 163 29 -8.6 27.4 55 30 23870 250 9 8.5 3.1 | 189 21 3.3 21.1 56 29 24079 225 10 7.1 7.1 | 184 25 1.9 25.1 57 28 24384 245 10 9.1 4.2 | 190 23 3.9 22.3 58 20 26540 85 8 -8.0 -0.7 | 143 22 -13.1 17.3 59 17 27432 30 6 -3.0 -5.2 | 148 15 -8.2 12.8 60 15 28651 100 10 -9.8 1.7 | 143 25 -15.0 19.8 61 12 30175 105 10 -9.7 2.6 | 144 25 -14.8 20.6 62 10 31150 105 8 -7.7 2.1 | 147 24 -12.9 20.1 Wind Parameters Mean winds (0-6000m): 314.1 at 25.0 knts Storm direction: 344.1 at 18.8 knts Shear (0-3000m) pos: 1.7 neg: 2.2 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 103.1 deg Storm rel helicity (0-3000m) pos: 57.4 neg: -12.0 tot: 45.4 m^2/s^2 ave: 15.1 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 3.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.83 Bulk Shear: 42.28 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 ------------------------------------------------------------------------------- 500 304 7 184 14| 4.1 0.0 4.1| 15.8 -10.1 5.7 11.3 0.11| 8.7 1.0 1000 318 9 184 12| 2.1 2.7 4.8| 25.1 -10.6 14.4 14.4 0.31| 7.6 2.4 1500 318 11 191 10| 1.4 3.5 4.9| 35.9 -10.6 25.3 16.9 0.47| 7.0 3.2 2000 317 13 204 9| 2.1 2.6 4.7| 47.2 -10.6 36.5 18.3 0.55| 6.6 3.6 2500 317 15 217 9| 1.7 2.7 4.4| 52.2 -10.6 41.5 16.6 0.53| 6.2 3.3 3000 318 17 229 8| 1.7 2.2 3.9| 57.4 -12.0 45.4 15.1 0.51| 5.7 3.0 4000 317 19 245 9| 1.3 2.1 3.4| 59.4 -16.1 43.3 10.8 0.43| 4.9 2.1 5000 316 22 257 10| 1.6 1.7 3.3| 85.3 -22.0 63.3 12.7 0.43| 5.0 2.2 6000 314 25 267 13| 1.4 2.4 3.8| 85.8 -34.0 51.8 8.6 0.31| 5.3 1.6 Wrote GIF file: /home/apache/climate/data/raob//CYEV/skewt/CYEV.skewt.20250420.00.gif