UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042400.upa.cvt Date: 0000Z 24 APR 25 Searching for CYBK... Searching the city database file for: CYBK ... Date:0000Z 24 APR 25 Station: CYBK WMO ident: 71926 Latitude: 64.32 Longitude: -96.00 Elevation: 51.00 ------------------------------------------------------------------------------- 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 1015 51 -10.5 -13.0 82 2.5 -11.1 70 10 261.5 261.8 261.2 265.2 1.38 1 1000 165 -11.7 -13.7 85 2.0 -12.2 65 12 261.5 261.7 261.0 265.0 1.32 2 998 180 -11.7 -14.1 82 2.4 -12.2 69 12 261.6 261.8 261.0 265.1 1.28 3 987 265 -10.5 -13.4 79 2.9 -11.2 90 10 263.6 263.9 262.7 267.4 1.38 4 940 640 -11.1 -13.1 85 2.0 -11.6 299 2 266.7 267.0 265.2 270.8 1.48 5 925 763 -11.9 -13.5 88 1.6 -12.3 190 4 267.1 267.4 265.4 271.1 1.46 6 880 1143 -13.9 -15.3 89 1.4 -14.2 200 3 268.9 269.1 266.4 272.6 1.32 7 850 1407 -13.1 -14.8 87 1.7 -13.5 245 9 272.4 272.7 269.0 276.4 1.42 8 849 1416 -13.1 -14.8 87 1.7 -13.5 245 9 272.5 272.8 269.0 276.5 1.43 9 781 2048 -16.5 -16.7 98 0.2 -16.6 225 20 275.5 275.7 270.7 279.2 1.32 10 758 2272 -16.7 -17.5 93 0.8 -16.9 229 22 277.6 277.8 271.9 281.3 1.27 11 733 2523 -18.5 -21.7 76 3.2 -19.1 232 26 278.3 278.5 271.8 281.0 0.92 12 700 2865 -21.5 -22.6 91 1.1 -21.7 230 30 278.7 278.8 271.9 281.3 0.89 13 676 3121 -23.9 -24.8 92 0.9 -24.0 235 31 278.8 278.9 271.8 281.0 0.76 14 671 3175 -23.5 -30.5 53 7.0 -24.4 236 31 279.8 279.9 271.9 281.2 0.45 15 666 3229 -23.5 -34.5 36 11.0 -24.7 237 31 280.4 280.5 271.9 281.4 0.31 16 659 3307 -23.5 -33.5 39 10.0 -24.6 239 32 281.3 281.3 272.5 282.4 0.34 17 655 3351 -23.7 -33.7 39 10.0 -24.8 240 32 281.5 281.6 272.6 282.6 0.34 18 651 3396 -23.7 -47.7 9 24.0 -25.4 239 33 282.0 282.0 272.5 282.3 0.08 19 639 3531 -23.7 -47.7 9 24.0 -25.5 237 35 283.5 283.6 273.3 283.8 0.08 20 636 3566 -23.7 -31.7 48 8.0 -24.7 237 36 283.9 284.0 274.2 285.3 0.42 21 634 3589 -23.9 -33.9 39 10.0 -25.1 236 36 283.9 284.0 274.0 285.0 0.34 22 632 3612 -23.9 -48.9 8 25.0 -25.7 236 37 284.2 284.2 273.7 284.4 0.07 23 629 3646 -23.9 -39.9 21 16.0 -25.4 235 38 284.6 284.6 274.1 285.2 0.19 24 626 3681 -24.3 -27.7 73 3.4 -24.8 235 38 284.5 284.6 274.8 286.5 0.63 25 625 3693 -24.3 -26.8 80 2.5 -24.6 235 38 284.7 284.8 275.0 286.8 0.68 26 606 3917 -25.1 -29.0 70 3.9 -25.6 237 41 286.3 286.4 275.6 288.1 0.57 27 592 4087 -25.7 -46.7 12 21.0 -27.3 238 43 287.5 287.5 275.5 287.8 0.10 28 591 4099 -25.7 -46.7 12 21.0 -27.3 239 43 287.6 287.6 275.6 287.9 0.10 29 529 4893 -30.9 -49.9 14 19.0 -32.0 235 47 290.6 290.7 277.1 290.9 0.08 30 521 5001 -31.7 -44.7 27 13.0 -32.6 235 48 290.9 291.0 277.4 291.4 0.14 31 512 5124 -32.7 -35.1 79 2.4 -32.9 235 49 291.2 291.3 277.9 292.4 0.38 32 500 5290 -33.9 -36.6 77 2.7 -34.1 235 50 291.7 291.8 278.0 292.8 0.33 33 459 5884 -38.1 -40.6 77 2.5 -38.2 239 46 293.7 293.7 278.9 294.5 0.24 34 400 6820 -43.7 -47.9 63 4.2 -43.9 235 44 298.2 298.2 280.7 298.6 0.13 35 365 7429 -47.7 -51.3 66 3.6 -47.8 235 45 300.8 300.8 281.8 301.1 0.09 36 361 7502 -47.9 -53.9 50 6.0 -48.1 235 45 301.5 301.5 282.1 301.7 0.07 37 319 8307 -53.7 -55.7 79 2.0 -53.8 243 44 304.3 304.3 283.2 304.5 0.06 38 310 8490 -54.5 -60.5 47 6.0 -54.6 245 44 305.6 305.7 283.7 305.8 0.04 39 307 8552 -54.5 -59.5 54 5.0 -54.6 245 43 306.5 306.5 284.1 306.7 0.04 40 300 8700 -54.7 -60.7 47 6.0 -54.8 245 42 308.2 308.3 284.7 308.4 0.04 41 298 8743 -54.7 -60.7 47 6.0 -54.8 245 42 308.8 308.8 284.9 309.0 0.04 42 287 8986 -52.7 -68.7 13 16.0 -52.9 248 40 315.0 315.0 287.1 315.1 0.01 43 271 9360 -49.5 -71.5 6 22.0 -49.8 248 35 324.9 324.9 290.2 324.9 0.01 44 250 9890 -49.3 -74.3 4 25.0 -49.7 265 23 332.8 332.8 292.4 332.8 0.01 45 231 10413 -45.5 -78.5 1 33.0 -46.2 245 18 346.2 346.2 295.8 346.2 0.00 46 218 10798 -47.1 -80.1 1 33.0 -47.7 251 20 349.5 349.5 296.5 349.5 0.00 47 200 11370 -46.5 -80.5 1 34.0 -47.2 230 13 359.1 359.1 298.5 359.2 0.00 48 159 12892 -45.1 -82.1 1 37.0 -46.1 257 14 385.9 385.9 303.2 385.9 0.00 49 150 13280 -45.7 -81.7 1 36.0 -46.7 265 10 391.3 391.3 304.0 391.3 0.00 50 138 13832 -47.3 -83.3 1 36.0 -48.2 270 10 397.9 397.9 304.9 397.9 0.00 51 123 14593 -45.7 -82.7 1 37.0 -46.9 252 11 414.2 414.2 307.0 414.2 0.00 52 102 15830 -48.5 -84.5 1 36.0 -49.6 314 4 431.6 431.6 309.0 431.6 0.00 53 100 15960 -48.1 -84.1 1 36.0 -49.3 320 5 434.8 434.8 309.3 434.8 0.00 54 93 16438 -48.9 -84.9 1 36.0 -50.0 309 6 442.3 442.3 310.1 442.3 0.00 55 85 17032 -46.7 -84.7 1 38.0 -48.2 285 7 458.3 458.3 311.6 458.3 0.00 56 70 18320 -46.9 -84.9 1 38.0 -48.6 245 7 484.1 484.1 313.8 484.1 0.00 57 50 20540 -47.9 -85.9 0 38.0 -50.0 5 5 530.6 530.6 316.9 530.6 0.00 58 30 23910 -47.7 -86.7 0 39.0 -50.9 105 5 614.6 614.6 321.3 614.6 0.01 59 27 24601 -49.7 -87.7 0 38.0 -52.6 111 12 627.8 627.8 321.8 627.8 0.01 60 20 26570 -47.9 -86.9 0 39.0 -52.1 120 2 689.6 689.6 324.1 689.6 0.01 61 16 28048 -45.5 -84.5 0 39.0 -51.2 135 10 742.8 742.8 325.7 743.0 0.02 62 14 28931 -48.7 -86.7 0 38.0 -53.7 9 1 760.9 760.9 326.3 761.0 0.02 63 11 30532 -43.9 -83.9 0 40.0 -51.8 113 9 832.7 832.7 328.0 833.0 0.03 64 10 31170 -45.1 -85.1 0 40.0 -52.8 180 6 851.2 851.2 328.4 851.5 0.03 65 7.6 33018 -41.5 -82.5 0 41.0 -52.2 935.2 935.3 330.1 935.8 0.06 66 6.4 34182 -42.3 -83.3 0 41.0 -53.4 979.0 979.0 330.8 979.6 0.06 67 5.2 35604 -36.3 -79.3 0 43.0 -52.2 1065.9 1065.9 332.2 1067.6 0.14 TRP 310 8490 -54.5 -60.5 47 6.0 -54.6 245 44 305.6 305.7 283.7 305.8 0.04 WND Sounding variables and indices 1000-500 mb thick: 5125.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 65.16 % Est. max temperature: -1.35 C = 29.57 F Sfc-Lift cond lev (LCL): 974.99 mb = 359.26 m = 1178.65 ft T: -10.65 C 700-500 lapse rate: 5.11 C/km ThetaE index: 0.27 C Layer 733.0- 700.0 mb Conv cond level (CCL): 796.41 mb = 1899.91 m = 6233.22 ft Mean mixing ratio: 1.41 g/kg Conv temperature: 2.78 C = 37.01 F Cap Strength: 18.78 C Lifted Index: 19.05 C Risk: None Lifted Index @300 mb: 28.07 C Lifted Index @700 mb: 10.09 C Showalter Index: 12.84 C Risk: None Total Totals Index: 39.90 C Risk: None Vertical Totals Index: 20.80 C Cross Totals Index: 19.10 C K Index: 4.90 Risk: None Sweat Index: 68.00 Risk: None Energy Index: 3.41 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.98 J/kg Max Up Vert Vel: 6.78 m/s Conv Inhibition (B-): 88526.27 J/kg Cap Strength: 18.86 C Lift Cond Lev (LCL): 929.19 mb = 728.38 m = 2389.68 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 265 at 22 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 1015 51 70 10 -9.4 -3.4 | 80 32 -31.3 -5.4 1 1000 165 65 12 -10.9 -5.1 | 78 33 -32.7 -7.0 2 982 305 100 9 -8.9 1.6 | 89 31 -30.7 -0.4 3 944 610 325 2 1.1 -1.6 | 80 21 -20.7 -3.6 4 925 763 190 4 0.7 3.9 | 95 21 -21.2 2.0 5 907 914 95 2 -2.0 0.2 | 86 24 -23.9 -1.8 6 871 1219 235 4 3.3 2.3 | 91 19 -18.6 0.3 7 850 1407 245 9 8.2 3.8 | 98 14 -13.7 1.8 8 837 1524 240 10 8.7 5.0 | 103 14 -13.2 3.0 9 804 1829 225 19 13.4 13.4 | 144 14 -8.4 11.5 10 772 2134 225 20 14.1 14.1 | 148 14 -7.7 12.2 11 741 2438 235 25 20.5 14.3 | 174 12 -1.4 12.4 12 711 2743 225 29 20.5 20.5 | 176 19 -1.4 18.5 13 700 2865 230 30 23.0 19.3 | 184 17 1.1 17.3 14 654 3353 240 32 27.7 16.0 | 203 15 5.8 14.0 15 627 3658 235 38 31.1 21.8 | 205 22 9.3 19.8 16 576 4267 240 45 39.0 22.5 | 220 27 17.1 20.5 17 530 4877 235 47 38.5 27.0 | 214 30 16.6 25.0 18 500 5290 235 50 41.0 28.7 | 216 33 19.1 26.7 19 445 6096 240 44 38.1 22.0 | 219 26 16.2 20.0 20 425 6401 230 43 32.9 27.6 | 203 28 11.1 25.7 21 400 6820 235 44 36.0 25.2 | 211 27 14.2 23.3 22 354 7620 235 45 36.9 25.8 | 212 28 15.0 23.8 23 310 8490 245 44 39.9 18.6 | 227 25 18.0 16.6 24 300 8700 245 42 38.1 17.7 | 226 23 16.2 15.8 25 280 9144 250 39 36.6 13.3 | 232 19 14.8 11.4 26 255 9754 245 27 24.5 11.4 | 195 10 2.6 9.4 27 250 9890 265 23 22.9 2.0 | 268 1 1.0 0.0 28 244 10058 265 22 21.9 1.9 | 317 0 0.0 -0.1 29 233 10363 245 18 16.3 7.6 | 135 8 -5.6 5.6 30 222 10668 245 19 17.2 8.0 | 143 8 -4.6 6.1 31 212 10973 260 21 20.7 3.6 | 145 2 -1.2 1.7 32 203 11278 260 17 16.7 3.0 | 101 5 -5.1 1.0 33 200 11370 230 13 10.0 8.4 | 118 14 -11.9 6.4 34 194 11582 230 13 10.0 8.4 | 118 14 -11.9 6.4 35 185 11887 230 14 10.7 9.0 | 122 13 -11.1 7.0 36 177 12192 250 13 12.2 4.4 | 104 10 -9.7 2.5 37 169 12497 260 14 13.8 2.4 | 93 8 -8.1 0.5 38 154 13106 255 14 13.5 3.6 | 101 9 -8.3 1.7 39 150 13280 265 10 10.0 0.9 | 85 12 -11.9 -1.1 40 147 13411 270 10 10.0 -0.0 | 81 12 -11.9 -2.0 41 134 14021 270 10 10.0 -0.0 | 81 12 -11.9 -2.0 42 128 14326 230 10 7.7 6.4 | 107 15 -14.2 4.5 43 117 14935 280 13 12.8 -2.3 | 65 10 -9.1 -4.2 44 112 15240 285 13 12.6 -3.4 | 60 11 -9.3 -5.3 45 102 15850 315 4 2.8 -2.8 | 76 20 -19.0 -4.8 46 100 15960 320 5 3.2 -3.8 | 73 20 -18.7 -5.8 47 97 16154 320 5 3.2 -3.8 | 73 20 -18.7 -5.8 48 70 18288 235 10 8.2 5.7 | 105 14 -13.7 3.8 49 70 18320 245 7 6.3 3.0 | 94 16 -15.5 1.0 50 58 19507 0 0 -0.0 -0.0 | 85 22 -21.9 -2.0 51 50 20540 5 5 -0.4 -5.0 | 73 23 -22.3 -7.0 52 44 21336 95 1 -1.0 0.1 | 85 23 -22.9 -1.9 53 30 23910 105 5 -4.8 1.3 | 89 27 -26.7 -0.7 54 28 24384 90 11 -11.0 0.0 | 87 33 -32.9 -2.0 55 27 24689 120 13 -11.3 6.5 | 98 33 -33.1 4.5 56 23 25603 120 14 -12.1 7.0 | 98 34 -34.0 5.0 57 22 25908 95 14 -13.9 1.2 | 89 36 -35.8 -0.7 58 21 26213 90 16 -16.0 0.0 | 87 38 -37.9 -2.0 59 20 26518 125 10 -8.2 5.7 | 97 30 -30.1 3.8 60 20 26570 120 2 -1.7 1.0 | 88 24 -23.6 -1.0 61 18 27127 0 0 -0.0 -0.0 | 85 22 -21.9 -2.0 62 18 27432 15 1 -0.3 -1.0 | 82 22 -22.1 -2.9 63 17 27737 95 19 -18.9 1.7 | 90 41 -40.8 -0.3 64 16 28042 135 10 -7.1 7.1 | 100 29 -28.9 5.1 65 15 28651 150 14 -7.0 12.1 | 109 31 -28.9 10.2 66 14 28956 0 0 -0.0 -0.0 | 85 22 -21.9 -2.0 67 12 30175 75 10 -9.7 -2.6 | 82 32 -31.5 -4.6 68 10 31170 180 6 0.0 6.0 | 100 22 -21.9 4.0 Wind Parameters Mean winds (0-6000m): 234.9 at 29.3 knts Storm direction: 264.9 at 22.0 knts Shear (0-3000m) pos: 4.0 neg: 2.9 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 110.1 deg Storm rel helicity (0-3000m) pos: 177.8 neg: -67.4 tot: 110.5 m^2/s^2 ave: 36.8 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 12.2 stream: 4.8 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.12 Bulk Shear: 184.60 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 75 8 82 30| 0.0 10.2 10.2| 37.6 -47.6 -10.0 -19.9 -0.09| 18.8 -1.8 1000 89 6 86 28| 3.2 5.1 8.3| 83.9 -65.1 18.9 18.9 0.11| 16.9 1.9 1500 140 6 96 26| 4.3 3.4 7.7|101.5 -67.4 34.1 22.7 0.17| 15.2 2.6 2000 216 9 107 18| 3.2 4.4 7.6|133.0 -67.4 65.7 32.8 0.31| 13.9 4.3 2500 224 12 114 15| 4.0 3.5 7.4|156.8 -67.4 89.5 35.8 0.37| 12.9 4.8 3000 226 15 125 14| 4.0 2.9 6.9|177.8 -67.4 110.5 36.8 0.39| 12.2 4.8 4000 232 20 150 12| 4.6 2.2 6.7|220.3 -67.4 153.0 38.2 0.42| 11.1 4.7 5000 234 25 174 13| 3.6 2.3 6.0|236.7 -88.0 148.7 29.7 0.38| 9.8 3.7 6000 235 29 188 15| 2.7 1.9 4.7|255.0 -88.0 167.0 27.8 0.37| 8.8 3.3 Wrote GIF file: /home/apache/climate/data/raob//CYBK/skewt/CYBK.skewt.20250424.00.gif