UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for CYEV... Searching the city database file for: CYEV ... Date:1200Z 16 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 1007 68 -6.3 -6.9 95 0.6 -6.5 120 5 266.3 266.7 266.3 272.4 2.26 1 1000 159 -6.1 -7.0 93 0.9 -6.4 170 7 267.0 267.4 266.8 273.1 2.26 2 964 446 -6.3 -7.6 90 1.3 -6.7 218 6 269.7 270.0 268.5 275.7 2.23 3 960 479 -6.1 -7.7 88 1.6 -6.6 224 5 270.2 270.6 268.8 276.3 2.23 4 958 495 -3.7 -7.4 75 3.7 -4.9 228 5 272.8 273.2 270.6 279.1 2.28 5 953 536 -2.7 -7.6 69 4.9 -4.3 236 4 274.2 274.6 271.4 280.5 2.26 6 925 772 -4.5 -8.6 73 4.1 -5.8 270 5 274.7 275.1 271.6 280.7 2.15 7 850 1432 -10.1 -10.8 95 0.7 -10.3 250 20 275.6 275.9 271.8 281.1 1.97 8 839 1532 -10.9 -10.9 100 0.0 -10.9 245 17 275.8 276.1 271.9 281.3 1.98 9 802 1877 -13.5 -14.0 96 0.5 -13.6 252 15 276.6 276.8 271.8 281.2 1.61 10 799 1906 -10.1 -17.1 57 7.0 -11.8 254 15 280.5 280.7 273.5 284.2 1.25 11 765 2240 -11.1 -21.1 43 10.0 -13.3 265 13 282.9 283.1 274.4 285.7 0.93 12 756 2331 -11.3 -17.3 61 6.0 -12.8 265 14 283.7 283.9 275.4 287.5 1.30 13 730 2598 -12.9 -17.8 67 4.9 -14.1 273 15 284.8 285.0 275.9 288.6 1.29 14 705 2863 -14.5 -33.5 18 19.0 -17.3 287 18 285.8 285.9 275.0 286.9 0.32 15 700 2917 -14.7 -37.7 12 23.0 -17.7 290 19 286.2 286.2 275.0 286.9 0.21 16 688 3048 -15.3 -41.3 9 26.0 -18.3 293 19 287.0 287.0 275.3 287.5 0.15 17 685 3081 -15.3 -37.3 13 22.0 -18.2 294 19 287.3 287.4 275.6 288.1 0.23 18 680 3136 -15.9 -23.9 50 8.0 -17.4 295 19 287.2 287.4 276.5 289.8 0.82 19 678 3158 -15.9 -30.9 26 15.0 -18.3 295 20 287.5 287.6 276.0 288.9 0.43 20 668 3270 -16.5 -21.5 65 5.0 -17.6 298 20 288.0 288.2 277.3 291.2 1.03 21 645 3532 -17.3 -26.3 45 9.0 -18.9 297 20 290.0 290.2 277.7 292.2 0.69 22 638 3614 -17.7 -26.7 45 9.0 -19.3 296 20 290.5 290.6 278.0 292.6 0.67 23 633 3673 -18.1 -35.1 21 17.0 -20.4 295 20 290.7 290.7 277.5 291.7 0.31 24 623 3791 -19.1 -28.1 45 9.0 -20.6 297 20 290.9 291.0 278.0 292.8 0.61 25 620 3827 -19.1 -30.1 37 11.0 -20.8 297 20 291.3 291.4 278.1 292.9 0.51 26 510 5249 -29.5 -43.5 25 14.0 -30.6 290 27 295.4 295.4 279.5 295.9 0.16 27 500 5390 -30.7 -41.7 33 11.0 -31.6 290 26 295.6 295.6 279.7 296.3 0.20 28 495 5461 -31.3 -41.3 37 10.0 -32.1 290 26 295.7 295.8 279.7 296.4 0.21 29 489 5548 -31.7 -44.7 27 13.0 -32.6 289 26 296.3 296.3 279.9 296.8 0.15 30 480 5679 -32.5 -42.5 36 10.0 -33.3 288 25 296.9 296.9 280.2 297.5 0.19 31 477 5724 -32.7 -37.7 61 5.0 -33.1 288 25 297.1 297.2 280.6 298.2 0.31 32 471 5813 -33.5 -39.5 55 6.0 -34.0 287 25 297.2 297.3 280.5 298.1 0.26 33 466 5888 -33.7 -53.7 12 20.0 -34.7 287 25 297.9 297.9 280.5 298.1 0.05 34 452 6101 -35.7 -47.7 28 12.0 -36.4 285 24 298.0 298.0 280.6 298.4 0.11 35 448 6163 -36.1 -43.1 48 7.0 -36.6 284 24 298.2 298.3 280.8 298.9 0.19 36 416 6674 -40.7 -45.7 59 5.0 -40.9 276 24 298.7 298.8 281.0 299.3 0.15 37 400 6940 -42.9 -48.9 52 6.0 -43.2 285 23 299.2 299.3 281.2 299.6 0.11 38 397 6991 -42.9 -50.9 41 8.0 -43.2 285 23 299.9 299.9 281.4 300.2 0.09 39 380 7284 -45.5 -50.5 57 5.0 -45.7 285 22 300.2 300.2 281.5 300.6 0.10 40 370 7461 -46.1 -56.1 31 10.0 -46.4 283 24 301.7 301.7 282.1 301.9 0.05 41 362 7606 -47.1 -55.1 40 8.0 -47.3 280 26 302.3 302.3 282.4 302.5 0.06 42 327 8272 -51.1 -61.1 29 10.0 -51.3 288 32 305.7 305.7 283.7 305.8 0.03 43 323 8352 -51.1 -63.1 23 12.0 -51.3 288 33 306.8 306.8 284.1 306.9 0.02 44 318 8453 -51.7 -60.7 33 9.0 -51.9 287 34 307.3 307.3 284.4 307.4 0.03 45 310 8618 -51.9 -64.9 20 13.0 -52.1 286 36 309.3 309.3 285.1 309.4 0.02 46 300 8830 -52.9 -64.9 22 12.0 -53.1 285 38 310.8 310.8 285.7 310.9 0.02 47 283 9206 -54.1 -68.1 16 14.0 -54.3 291 37 314.3 314.3 286.9 314.3 0.01 48 280 9274 -54.5 -68.5 16 14.0 -54.7 292 37 314.7 314.7 287.0 314.7 0.01 49 273 9436 -54.9 -69.9 14 15.0 -55.1 295 38 316.4 316.4 287.6 316.4 0.01 50 258 9797 -54.9 -72.9 9 18.0 -55.1 297 32 321.5 321.5 289.2 321.6 0.01 51 250 10000 -52.5 -76.5 4 24.0 -52.8 285 37 328.0 328.0 291.2 328.0 0.00 52 247 10078 -52.1 -76.1 4 24.0 -52.4 285 38 329.7 329.7 291.6 329.8 0.00 53 225 10680 -54.1 -78.1 4 24.0 -54.4 290 34 335.6 335.6 293.2 335.6 0.00 54 200 11440 -52.5 -81.5 2 29.0 -52.9 295 23 349.6 349.6 296.5 349.6 0.00 55 183 12014 -51.1 -82.1 1 31.0 -51.6 284 34 360.9 360.9 298.9 360.9 0.00 56 169 12529 -52.7 -82.7 1 30.0 -53.1 294 26 366.6 366.6 299.9 366.6 0.00 57 162 12802 -51.3 -83.3 1 32.0 -51.8 290 22 373.4 373.4 301.1 373.4 0.00 58 154 13130 -52.3 -83.3 1 31.0 -52.8 271 26 377.1 377.1 301.8 377.1 0.00 59 150 13300 -51.3 -83.3 1 32.0 -51.8 280 22 381.7 381.7 302.5 381.7 0.00 60 100 15950 -48.5 -83.5 1 35.0 -49.6 280 20 434.0 434.0 309.3 434.0 0.00 61 89 16713 -50.3 -84.3 1 34.0 -51.3 306 12 445.1 445.1 310.4 445.1 0.00 62 70 18290 -47.3 -83.3 1 36.0 -49.0 250 24 483.2 483.2 313.7 483.2 0.01 63 50 20500 -49.7 -84.7 1 35.0 -51.5 245 9 526.4 526.4 316.7 526.4 0.01 64 42 21636 -51.5 -85.5 1 34.0 -53.2 320 10 548.8 548.8 318.1 548.8 0.01 65 30 23830 -49.5 -85.5 1 36.0 -52.2 45 2 609.7 609.7 321.0 609.8 0.01 66 20 26480 -48.3 -85.3 1 37.0 -52.3 120 4 688.3 688.3 324.0 688.4 0.01 67 10 31050 -46.9 -85.9 0 39.0 -53.7 55 10 844.5 844.5 328.2 844.7 0.02 68 5.1 35591 -38.9 -80.9 0 42.0 -53.2 1060.0 1060.1 332.1 1061.4 0.11 69 4.3 36776 -33.1 -77.1 0 44.0 -52.2 1140.6 1140.8 333.2 1143.9 0.25 70 4.2 36942 -33.5 -77.5 0 44.0 -52.5 1146.4 1146.5 333.2 1149.6 0.24 TRP 273 9436 -54.9 -69.9 14 15.0 -55.1 295 38 316.4 316.4 287.6 316.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5231.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 54.29 % Est. max temperature: 2.89 C = 37.20 F Sfc-Lift cond lev (LCL): 997.37 mb = 179.63 m = 589.34 ft T: -6.11 C 700-500 lapse rate: 6.47 C/km ThetaE index: 1.74 C Layer 705.0- 700.0 mb Conv cond level (CCL): 862.16 mb = 1321.14 m = 4334.41 ft Mean mixing ratio: 2.22 g/kg Conv temperature: 2.83 C = 37.09 F Cap Strength: 15.01 C Lifted Index: 15.04 C Risk: None Lifted Index @300 mb: 23.49 C Lifted Index @700 mb: 9.71 C Showalter Index: 12.35 C Risk: None Total Totals Index: 40.50 C Risk: None Vertical Totals Index: 20.60 C Cross Totals Index: 19.90 C K Index: -13.20 Risk: None Sweat Index: 171.35 Risk: None Energy Index: 3.23 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 52.21 J/kg Max Up Vert Vel: 10.22 m/s Conv Inhibition (B-): 103317.09 J/kg Cap Strength: 15.06 C Lift Cond Lev (LCL): 914.54 mb = 860.79 m = 2824.08 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 314 at 13 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 68 120 5 -4.3 2.5 | 130 18 -13.9 11.7 1 1000 159 170 7 -1.2 6.9 | 146 19 -10.8 16.1 2 982 305 190 10 1.7 9.8 | 158 21 -7.9 19.0 3 944 610 250 2 1.9 0.7 | 142 13 -7.7 9.9 4 925 772 270 5 5.0 -0.0 | 153 10 -4.6 9.2 5 908 914 285 9 8.7 -2.3 | 172 7 -0.9 6.9 6 873 1219 260 14 13.8 2.4 | 200 12 4.2 11.6 7 850 1432 250 20 18.8 6.8 | 210 18 9.2 16.0 8 840 1524 245 17 15.4 7.2 | 199 17 5.8 16.4 9 807 1829 250 16 15.0 5.5 | 200 16 5.4 14.7 10 775 2134 265 12 12.0 1.0 | 193 10 2.3 10.2 11 745 2438 265 15 14.9 1.3 | 207 12 5.3 10.5 12 716 2743 280 15 14.8 -2.6 | 218 8 5.2 6.6 13 700 2917 290 19 17.9 -6.5 | 252 9 8.2 2.7 14 660 3353 300 20 17.3 -10.0 | 276 8 7.7 -0.8 15 633 3658 295 20 18.1 -8.5 | 265 9 8.5 0.7 16 583 4267 305 22 18.0 -12.6 | 292 9 8.4 -3.4 17 536 4877 295 20 18.1 -8.5 | 265 9 8.5 0.7 18 514 5182 290 27 25.4 -9.2 | 270 16 15.8 -0.0 19 500 5390 290 26 24.4 -8.9 | 269 15 14.8 0.3 20 452 6096 285 24 23.2 -6.2 | 258 14 13.6 3.0 21 414 6706 275 24 23.9 -2.1 | 244 16 14.3 7.1 22 400 6940 285 23 22.2 -6.0 | 256 13 12.6 3.2 23 378 7315 285 22 21.3 -5.7 | 253 12 11.6 3.5 24 361 7620 280 26 25.6 -4.5 | 254 17 16.0 4.7 25 344 7925 290 28 26.3 -9.6 | 271 17 16.7 -0.4 26 300 8830 285 38 36.7 -9.8 | 271 27 27.1 -0.6 27 286 9144 290 37 34.8 -12.7 | 278 25 25.2 -3.5 28 273 9436 295 38 34.4 -16.1 | 285 26 24.8 -6.9 29 260 9754 300 31 26.8 -15.5 | 290 18 17.2 -6.3 30 250 10000 285 37 35.7 -9.6 | 271 26 26.1 -0.4 31 236 10363 285 40 38.6 -10.4 | 272 29 29.0 -1.2 32 225 10668 290 34 31.9 -11.6 | 276 22 22.3 -2.4 33 205 11278 300 29 25.1 -14.5 | 289 16 15.5 -5.3 34 200 11440 295 23 20.8 -9.7 | 273 11 11.2 -0.5 35 196 11582 295 23 20.8 -9.7 | 273 11 11.2 -0.5 36 187 11887 280 32 31.5 -5.6 | 261 22 21.9 3.6 37 178 12192 290 37 34.8 -12.7 | 278 25 25.2 -3.5 38 170 12497 295 27 24.5 -11.4 | 279 15 14.9 -2.2 39 162 12802 290 22 20.7 -7.5 | 261 11 11.1 1.7 40 155 13106 270 26 26.0 -0.0 | 241 19 16.4 9.2 41 150 13300 280 22 21.7 -3.8 | 246 13 12.1 5.4 42 147 13411 290 23 21.6 -7.9 | 264 12 12.0 1.3 43 141 13716 280 15 14.8 -2.6 | 218 8 5.2 6.6 44 128 14326 275 27 26.9 -2.4 | 248 19 17.3 6.8 45 122 14630 305 17 13.9 -9.8 | 277 4 4.3 -0.6 46 117 14935 275 8 8.0 -0.7 | 169 9 -1.6 8.5 47 111 15240 265 16 15.9 1.4 | 211 12 6.3 10.6 48 102 15850 275 26 25.9 -2.3 | 247 18 16.3 6.9 49 100 15950 280 20 19.7 -3.5 | 240 12 10.1 5.7 50 97 16154 280 20 19.7 -3.5 | 240 12 10.1 5.7 51 93 16459 310 15 11.5 -9.6 | 284 2 1.9 -0.5 52 88 16764 305 12 9.8 -6.9 | 185 2 0.2 2.3 53 84 17069 260 10 9.8 1.7 | 181 11 0.2 10.9 54 80 17374 235 6 4.9 3.4 | 160 13 -4.7 12.6 55 77 17678 280 10 9.8 -1.7 | 182 7 0.2 7.4 56 73 17983 255 17 16.4 4.4 | 207 15 6.8 13.6 57 70 18288 240 17 14.7 8.5 | 196 18 5.1 17.7 58 70 18290 250 24 22.6 8.2 | 217 22 12.9 17.4 59 64 18898 245 28 25.4 11.8 | 217 26 15.8 21.0 60 61 19202 280 20 19.7 -3.5 | 240 12 10.1 5.7 61 58 19507 280 17 16.7 -3.0 | 229 9 7.1 6.2 62 56 19812 350 14 2.4 -13.8 | 57 9 -7.2 -4.6 63 53 20117 355 10 0.9 -10.0 | 85 9 -8.7 -0.8 64 51 20422 240 18 15.6 9.0 | 198 19 6.0 18.2 65 50 20500 245 9 8.2 3.8 | 174 13 -1.5 13.0 66 48 20726 260 14 13.8 2.4 | 200 12 4.2 11.6 67 46 21031 245 15 13.6 6.3 | 194 16 4.0 15.5 68 44 21336 285 18 17.4 -4.7 | 240 9 7.8 4.5 69 42 21641 320 10 6.4 -7.7 | 116 4 -3.2 1.5 70 30 23830 45 2 -1.4 -1.4 | 125 13 -11.0 7.8 71 29 24079 125 1 -0.8 0.6 | 133 14 -10.4 9.8 72 28 24384 65 10 -9.1 -4.2 | 105 19 -18.7 5.0 73 26 24689 75 13 -12.6 -3.4 | 105 23 -22.2 5.8 74 20 26480 120 4 -3.5 2.0 | 131 17 -13.1 11.2 75 17 27432 115 10 -9.1 4.2 | 126 23 -18.7 13.4 76 17 27737 100 10 -9.8 1.7 | 119 22 -19.5 10.9 77 16 28042 95 11 -11.0 1.0 | 116 23 -20.6 10.1 78 15 28346 120 10 -8.7 5.0 | 128 23 -18.3 14.2 79 13 29261 60 11 -9.5 -5.5 | 101 19 -19.1 3.7 80 13 29566 110 11 -10.3 3.8 | 123 24 -19.9 12.9 81 11 30175 130 1 -0.8 0.6 | 133 14 -10.4 9.8 82 10 31050 55 10 -8.2 -5.7 | 101 18 -17.8 3.5 Wind Parameters Mean winds (0-6000m): 283.7 at 17.7 knts Storm direction: 313.7 at 13.3 knts Shear (0-3000m) pos: 4.3 neg: 1.4 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 129.7 deg Storm rel helicity (0-3000m) pos: 103.1 neg: -28.0 tot: 75.2 m^2/s^2 ave: 25.1 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 10.2 stream: 4.1 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 1.02 Bulk Shear: 50.95 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 ------------------------------------------------------------------------------- 500 189 7 152 18| 7.3 0.0 7.3| 49.2 -11.2 38.0 76.1 0.38| 18.3 7.0 1000 232 7 162 14| 8.3 0.0 8.3| 65.5 -11.8 53.7 53.7 0.48| 14.5 7.0 1500 246 10 178 13| 5.5 2.9 8.4| 76.8 -23.9 52.8 35.2 0.36| 13.8 4.9 2000 248 11 184 13| 4.0 2.1 6.1| 77.4 -27.3 50.1 25.1 0.29| 11.8 3.5 2500 253 12 188 13| 3.8 1.7 5.5| 86.9 -28.0 59.0 23.6 0.33| 10.5 3.4 3000 260 13 195 12| 4.3 1.4 5.8|103.1 -28.0 75.2 25.1 0.40| 10.2 4.1 4000 274 15 212 9| 3.6 1.1 4.7|113.9 -31.0 83.0 20.7 0.42| 8.5 3.5 5000 282 16 226 8| 2.9 1.3 4.2|119.2 -40.4 78.8 15.8 0.33| 7.8 2.6 6000 284 18 237 9| 2.4 1.3 3.7|119.8 -52.0 67.8 11.3 0.27| 7.0 1.9 Wrote GIF file: /home/apache/climate/data/raob//CYEV/skewt/CYEV.skewt.20250416.12.gif