UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041700.upa.cvt Date: 0000Z 17 APR 25 Searching for CYCB... Searching the city database file for: CYCB ... Date:0000Z 17 APR 25 Station: CYCB WMO ident: 71925 Latitude: 69.10 Longitude: -105.12 Elevation: 27.00 ------------------------------------------------------------------------------- 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 1028 27 -20.3 -22.4 83 2.1 -20.5 130 7 250.9 251.0 250.8 252.5 0.62 1 1025 49 -20.3 -21.5 90 1.2 -20.5 132 7 251.1 251.2 251.1 252.8 0.67 2 1007 185 -21.5 -23.1 87 1.6 -21.7 141 6 251.1 251.2 251.0 252.7 0.59 3 1000 238 -20.5 -24.2 72 3.7 -21.0 145 6 252.6 252.7 252.2 254.1 0.54 4 994 283 -20.3 -23.9 73 3.6 -20.8 138 7 253.3 253.4 252.8 254.8 0.56 5 981 381 -15.9 -22.9 55 7.0 -17.0 138 6 258.7 258.8 257.4 260.4 0.62 6 977 412 -12.7 -20.7 51 8.0 -14.1 139 6 262.2 262.3 260.5 264.3 0.75 7 929 797 -11.5 -24.5 33 13.0 -13.7 166 3 267.2 267.3 263.8 268.9 0.57 8 925 830 -11.7 -22.7 40 11.0 -13.7 170 3 267.3 267.5 264.1 269.3 0.67 9 876 1246 -13.3 -22.3 47 9.0 -14.9 163 3 269.9 270.0 266.0 272.0 0.73 10 867 1324 -13.5 -23.5 43 10.0 -15.2 159 3 270.5 270.6 266.3 272.4 0.66 11 864 1351 -13.3 -32.3 19 19.0 -15.9 157 3 270.9 271.0 265.9 271.8 0.29 12 862 1368 -13.5 -26.5 33 13.0 -15.6 156 3 270.9 271.0 266.3 272.4 0.51 13 850 1475 -13.5 -26.5 33 13.0 -15.6 150 3 272.0 272.1 267.0 273.5 0.52 14 783 2096 -15.7 -28.7 32 13.0 -17.7 322 4 276.1 276.2 269.6 277.5 0.46 15 745 2470 -16.9 -38.9 13 22.0 -19.3 320 8 278.8 278.8 270.7 279.3 0.18 16 723 2695 -18.3 -30.3 34 12.0 -20.0 316 10 279.6 279.7 271.7 280.9 0.43 17 700 2935 -19.9 -30.9 37 11.0 -21.4 330 12 280.4 280.5 272.2 281.7 0.42 18 681 3138 -21.5 -32.5 36 11.0 -22.8 327 12 280.9 280.9 272.3 282.0 0.37 19 635 3649 -25.3 -30.3 63 5.0 -25.9 325 17 282.2 282.3 273.3 283.7 0.48 20 628 3729 -25.7 -29.1 73 3.4 -26.1 323 17 282.7 282.8 273.6 284.4 0.55 21 618 3845 -25.7 -32.7 52 7.0 -26.5 319 18 284.0 284.0 274.1 285.2 0.40 22 614 3892 -25.9 -29.6 71 3.7 -26.3 318 18 284.3 284.4 274.5 285.9 0.54 23 526 4995 -32.5 -37.0 64 4.5 -32.9 324 23 289.2 289.2 276.7 290.2 0.30 24 500 5350 -35.1 -39.0 67 3.9 -35.4 320 26 290.2 290.3 277.2 291.1 0.26 25 478 5664 -36.7 -42.7 54 6.0 -37.1 328 28 292.0 292.1 278.0 292.7 0.19 26 433 6345 -41.9 -45.7 66 3.8 -42.1 327 34 293.8 293.8 278.7 294.3 0.15 27 419 6568 -43.3 -49.3 52 6.0 -43.5 329 38 294.8 294.8 279.1 295.1 0.10 28 400 6880 -45.7 -50.4 59 4.7 -45.9 330 41 295.6 295.6 279.5 295.9 0.09 29 352 7719 -52.1 -56.6 58 4.5 -52.2 325 43 298.0 298.0 280.5 298.2 0.05 30 341 7924 -53.1 -59.1 48 6.0 -53.2 323 43 299.3 299.3 281.1 299.5 0.04 31 312 8492 -56.7 -60.3 64 3.6 -56.8 320 44 302.0 302.0 282.3 302.2 0.04 32 309 8553 -56.9 -62.9 47 6.0 -57.0 320 43 302.6 302.6 282.4 302.7 0.03 33 306 8615 -56.7 -68.7 21 12.0 -56.8 318 42 303.7 303.7 282.9 303.7 0.01 34 300 8740 -56.7 -66.7 27 10.0 -56.8 315 41 305.4 305.4 283.6 305.5 0.02 35 296 8825 -57.1 -70.1 18 13.0 -57.2 315 40 306.0 306.0 283.8 306.1 0.01 36 264 9551 -54.9 -76.9 5 22.0 -55.1 315 31 319.4 319.4 288.6 319.4 0.00 37 250 9900 -52.5 -78.5 3 26.0 -52.8 315 27 328.0 328.0 291.2 328.0 0.00 38 241 10137 -51.1 -77.1 3 26.0 -51.5 317 25 333.6 333.6 292.7 333.6 0.00 39 208 11094 -49.7 -80.7 1 31.0 -50.2 320 17 350.1 350.1 296.7 350.1 0.00 40 204 11221 -50.1 -81.1 1 31.0 -50.6 320 18 351.4 351.4 297.0 351.4 0.00 41 200 11350 -49.9 -80.9 1 31.0 -50.4 320 18 353.8 353.8 297.4 353.8 0.00 42 150 13240 -47.3 -81.3 1 34.0 -48.1 340 8 388.6 388.6 303.6 388.6 0.00 43 147 13373 -47.1 -81.1 1 34.0 -48.0 332 10 391.2 391.2 304.0 391.2 0.00 44 101 15854 -46.3 -81.3 1 35.0 -47.6 297 5 437.0 437.0 309.6 437.0 0.01 45 100 15920 -46.7 -81.7 1 35.0 -48.0 295 6 437.5 437.5 309.6 437.5 0.01 46 81 17321 -47.5 -82.5 1 35.0 -49.0 303 9 463.0 463.0 312.0 463.1 0.01 47 70 18290 -46.7 -82.7 1 36.0 -48.5 335 10 484.5 484.5 313.8 484.5 0.01 48 65 18782 -45.7 -82.7 1 37.0 -47.8 358 9 497.0 497.0 314.7 497.1 0.01 49 50 20520 -47.5 -83.5 1 36.0 -49.7 70 3 531.5 531.5 317.0 531.6 0.01 50 37 22502 -49.1 -84.1 1 35.0 -51.5 11 6 575.2 575.2 319.4 575.3 0.01 51 30 23880 -48.5 -84.5 1 36.0 -51.4 35 5 612.4 612.4 321.2 612.5 0.01 52 20 26550 -47.3 -84.3 1 37.0 -51.7 105 8 691.4 691.4 324.1 691.5 0.02 53 10 31150 -44.7 -83.7 1 39.0 -52.5 35 11 852.7 852.7 328.5 853.0 0.04 54 7.1 33437 -45.7 -84.7 0 39.0 -54.5 936.3 936.3 330.1 936.8 0.04 TRP 309 8553 -56.9 -62.9 47 6.0 -57.0 320 43 302.6 302.6 282.4 302.7 0.03 WND Sounding variables and indices 1000-500 mb thick: 5112.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 49.43 % Est. max temperature: -1.24 C = 29.77 F Sfc-Lift cond lev (LCL): 993.07 mb = 289.55 m = 949.94 ft T: -19.99 C 700-500 lapse rate: 6.29 C/km ThetaE index: 0.56 C Layer 864.0- 862.0 mb Conv cond level (CCL): 577.91 mb = 4323.99 m = 14186.14 ft Mean mixing ratio: 0.63 g/kg Conv temperature: 15.33 C = 59.59 F Cap Strength: 23.67 C Lifted Index: 24.18 C Risk: None Lifted Index @300 mb: 31.58 C Lifted Index @700 mb: 18.22 C Showalter Index: 13.92 C Risk: None Total Totals Index: 30.20 C Risk: None Vertical Totals Index: 21.60 C Cross Totals Index: 8.60 C K Index: -15.90 Risk: None Sweat Index: 32.00 Risk: None Energy Index: 3.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 86.99 J/kg Max Up Vert Vel: 13.19 m/s Conv Inhibition (B-): 84061.00 J/kg Cap Strength: 24.12 C Lift Cond Lev (LCL): 871.99 mb = 1280.63 m = 4201.49 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 353 at 10 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 1028 27 130 7 -5.4 4.5 | 156 16 -6.6 14.5 1 1000 238 145 6 -3.4 4.9 | 163 16 -4.7 14.9 2 991 305 135 7 -4.9 4.9 | 158 16 -6.2 14.9 3 952 610 145 5 -2.9 4.1 | 164 15 -4.1 14.1 4 925 830 170 3 -0.5 3.0 | 172 13 -1.7 12.9 5 915 914 175 4 -0.3 4.0 | 174 14 -1.6 14.0 6 879 1219 165 3 -0.8 2.9 | 171 13 -2.0 12.9 7 850 1475 150 3 -1.5 2.6 | 168 13 -2.7 12.6 8 811 1829 10 1 -0.2 -1.0 | 171 9 -1.4 9.0 9 779 2134 315 4 2.8 -2.8 | 193 7 1.6 7.2 10 748 2438 320 8 5.1 -6.1 | 226 6 3.9 3.9 11 718 2743 315 10 7.1 -7.1 | 244 7 5.9 2.9 12 700 2935 330 12 6.0 -10.4 | 275 5 4.8 -0.4 13 689 3048 330 12 6.0 -10.4 | 275 5 4.8 -0.4 14 660 3353 320 11 7.1 -8.4 | 255 6 5.9 1.6 15 633 3658 325 17 9.8 -13.9 | 295 9 8.5 -3.9 16 607 3962 315 18 12.7 -12.7 | 283 12 11.5 -2.7 17 581 4267 315 21 14.8 -14.8 | 290 14 13.6 -4.9 18 557 4572 330 22 11.0 -19.1 | 313 13 9.8 -9.1 19 534 4877 325 22 12.6 -18.0 | 305 14 11.4 -8.0 20 500 5350 320 26 16.7 -19.9 | 303 18 15.5 -9.9 21 490 5486 320 27 17.4 -20.7 | 304 19 16.1 -10.7 22 469 5791 335 29 12.3 -26.3 | 326 20 11.0 -16.3 23 448 6096 325 29 16.6 -23.8 | 312 21 15.4 -13.8 24 410 6706 330 41 20.5 -35.5 | 323 32 19.3 -25.5 25 400 6880 330 41 20.5 -35.5 | 323 32 19.3 -25.5 26 357 7620 325 43 24.7 -35.2 | 317 34 23.5 -25.2 27 310 8534 320 44 28.3 -33.7 | 311 36 27.1 -23.7 28 309 8553 320 43 27.6 -32.9 | 311 35 26.4 -22.9 29 300 8740 315 41 29.0 -29.0 | 304 34 27.8 -19.0 30 282 9144 315 36 25.5 -25.5 | 303 29 24.2 -15.5 31 250 9900 315 27 19.1 -19.1 | 297 20 17.9 -9.1 32 222 10668 320 21 13.5 -16.1 | 296 14 12.3 -6.1 33 212 10973 320 17 10.9 -13.0 | 287 10 9.7 -3.0 34 200 11350 320 18 11.6 -13.8 | 290 11 10.4 -3.8 35 193 11582 335 14 5.9 -12.7 | 300 5 4.7 -2.7 36 176 12192 325 13 7.5 -10.6 | 276 6 6.2 -0.7 37 168 12497 310 14 10.7 -9.0 | 264 10 9.5 1.0 38 150 13240 340 8 2.7 -7.5 | 212 3 1.5 2.5 39 146 13411 330 10 5.0 -8.7 | 251 4 3.8 1.3 40 111 15240 340 7 2.4 -6.6 | 199 4 1.2 3.4 41 106 15545 305 1 0.8 -0.6 | 178 9 -0.4 9.4 42 100 15920 295 6 5.4 -2.5 | 210 9 4.2 7.5 43 97 16154 295 6 5.4 -2.5 | 210 9 4.2 7.5 44 70 18288 310 11 8.4 -7.1 | 248 8 7.2 2.9 45 70 18290 335 10 4.2 -9.1 | 253 3 3.0 0.9 46 67 18593 350 10 1.7 -9.8 | 255 1 0.5 0.1 47 50 20520 70 3 -2.8 -1.0 | 156 10 -4.0 9.0 48 44 21336 350 6 1.0 -5.9 | 178 4 -0.2 4.1 49 30 23880 35 5 -2.9 -4.1 | 145 7 -4.1 5.9 50 28 24384 55 10 -8.2 -5.7 | 114 10 -9.4 4.3 51 24 25298 90 10 -10.0 0.0 | 132 15 -11.2 10.0 52 23 25603 115 13 -11.8 5.5 | 140 20 -13.0 15.5 53 22 25908 110 12 -11.3 4.1 | 138 19 -12.5 14.1 54 21 26213 135 10 -7.1 7.1 | 154 19 -8.3 17.1 55 20 26550 105 8 -7.7 2.1 | 143 15 -8.9 12.1 56 18 27432 125 11 -9.0 6.3 | 148 19 -10.2 16.3 57 15 28651 100 11 -10.8 1.9 | 135 17 -12.0 11.9 58 13 29261 125 11 -9.0 6.3 | 148 19 -10.2 16.3 59 10 31150 35 11 -6.3 -9.0 | 97 8 -7.5 1.0 Wind Parameters Mean winds (0-6000m): 323.1 at 13.4 knts Storm direction: 353.1 at 10.1 knts Shear (0-3000m) pos: 1.2 neg: 2.0 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 119.2 deg Storm rel helicity (0-3000m) pos: 45.7 neg: -13.7 tot: 31.9 m^2/s^2 ave: 10.6 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 2.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.68 Bulk Shear: 51.86 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 ------------------------------------------------------------------------------- 500 138 6 160 16| 2.0 0.0 2.0| 12.4 -4.9 7.5 15.0 0.39| 4.7 1.9 1000 146 5 164 15| 2.5 0.0 2.5| 22.7 -5.7 17.0 17.0 0.47| 4.7 2.2 1500 149 5 166 14| 1.7 0.8 2.5| 22.7 -12.1 10.7 7.1 0.21| 4.0 0.9 2000 148 4 166 14| 1.3 1.7 2.9| 29.4 -13.7 15.7 7.9 0.27| 4.7 1.2 2500 156 4 168 14| 1.0 2.4 3.4| 39.2 -13.7 25.5 10.2 0.43| 5.0 2.2 3000 297 5 205 8| 1.2 2.0 3.2| 45.7 -13.7 31.9 10.6 0.51| 5.0 2.5 4000 319 8 223 6| 0.9 2.4 3.3| 54.4 -20.1 34.3 8.6 0.40| 5.2 2.1 5000 321 11 252 6| 1.1 2.1 3.2| 77.5 -26.2 51.3 10.3 0.41| 5.3 2.2 6000 323 13 276 7| 1.1 2.1 3.2|114.6 -45.7 68.9 11.5 0.38| 5.6 2.1 Wrote GIF file: /home/apache/climate/data/raob//CYCB/skewt/CYCB.skewt.20250417.00.gif