UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041600.upa.cvt Date: 0000Z 16 APR 25 Searching for CYBK... Searching the city database file for: CYBK ... Date:0000Z 16 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 1019 51 -20.9 -23.5 80 2.6 -21.2 330 4 250.9 251.0 250.7 252.4 0.56 1 1000 188 -22.1 -23.6 88 1.5 -22.3 360 4 251.1 251.1 250.9 252.6 0.57 2 972 396 -23.5 -24.2 94 0.7 -23.6 6 8 251.7 251.8 251.4 253.2 0.55 3 966 442 -21.9 -22.6 94 0.7 -22.0 1 8 253.7 253.8 253.4 255.5 0.64 4 962 473 -18.3 -20.0 86 1.7 -18.6 358 9 257.7 257.8 257.0 259.9 0.81 5 936 679 -15.3 -19.8 68 4.5 -16.1 347 10 262.8 262.9 261.1 265.1 0.85 6 925 768 -15.1 -20.1 66 5.0 -16.0 350 11 263.9 264.0 261.9 266.2 0.84 7 902 958 -14.3 -20.3 60 6.0 -15.4 355 13 266.6 266.7 263.9 269.0 0.84 8 889 1068 -14.5 -24.5 42 10.0 -16.1 355 12 267.5 267.6 264.1 269.2 0.59 9 884 1111 -14.5 -21.5 55 7.0 -15.7 355 12 267.9 268.1 264.7 270.1 0.77 10 850 1408 -14.7 -24.7 42 10.0 -16.3 355 15 270.7 270.8 266.4 272.5 0.61 11 810 1773 -14.7 -32.7 20 18.0 -17.1 338 13 274.5 274.6 268.3 275.4 0.30 12 782 2039 -15.1 -33.1 20 18.0 -17.5 338 15 276.9 276.9 269.8 277.8 0.30 13 774 2116 -15.3 -29.3 29 14.0 -17.4 340 16 277.5 277.5 270.4 278.8 0.44 14 700 2870 -18.7 -40.7 13 22.0 -21.0 340 25 281.8 281.8 272.5 282.3 0.16 15 683 3053 -19.3 -43.3 10 24.0 -21.6 338 26 283.1 283.1 273.2 283.5 0.12 16 550 4627 -30.1 -46.1 20 16.0 -31.2 327 35 288.4 288.4 276.0 288.8 0.11 17 500 5300 -33.5 -55.5 9 22.0 -34.5 325 40 292.2 292.2 277.8 292.3 0.04 18 497 5342 -33.7 -58.7 6 25.0 -34.7 325 41 292.5 292.5 277.9 292.6 0.03 19 450 6033 -36.7 -58.7 8 22.0 -37.5 330 49 297.1 297.1 280.1 297.2 0.03 20 418 6540 -39.5 -46.5 47 7.0 -39.9 327 54 299.9 299.9 281.5 300.3 0.14 21 407 6722 -40.1 -49.1 38 9.0 -40.5 326 56 301.4 301.4 282.1 301.8 0.11 22 400 6840 -41.1 -50.1 37 9.0 -41.5 325 57 301.6 301.6 282.1 301.9 0.10 23 393 6960 -42.1 -48.1 52 6.0 -42.4 324 58 301.8 301.8 282.3 302.2 0.12 24 378 7222 -43.9 -51.9 41 8.0 -44.2 323 60 302.8 302.8 282.6 303.1 0.08 25 375 7276 -43.7 -54.7 29 11.0 -44.1 322 61 303.7 303.8 283.0 304.0 0.06 26 364 7475 -45.3 -56.3 28 11.0 -45.6 321 63 304.2 304.2 283.1 304.4 0.05 27 359 7567 -46.1 -52.1 51 6.0 -46.3 320 63 304.3 304.4 283.2 304.7 0.09 28 336 8005 -49.1 -56.2 43 7.1 -49.3 320 66 306.1 306.1 283.9 306.3 0.06 29 300 8740 -54.1 -63.1 32 9.0 -54.2 310 61 309.1 309.1 285.0 309.2 0.03 30 283 9112 -56.5 -64.5 36 8.0 -56.6 315 56 310.8 310.9 285.7 310.9 0.02 31 250 9900 -55.3 -73.3 9 18.0 -55.5 315 39 323.9 323.9 289.9 323.9 0.01 32 239 10187 -55.5 -74.5 8 19.0 -55.7 319 38 327.7 327.7 291.1 327.8 0.01 33 215 10869 -50.1 -81.1 1 31.0 -50.5 308 34 346.2 346.2 295.8 346.2 0.00 34 200 11340 -50.9 -81.9 1 31.0 -51.4 315 24 352.2 352.2 297.1 352.2 0.00 35 172 12329 -48.7 -82.7 1 34.0 -49.4 314 27 371.3 371.3 300.8 371.3 0.00 36 162 12723 -50.1 -83.1 1 33.0 -50.7 321 21 375.4 375.4 301.5 375.4 0.00 37 150 13230 -47.5 -82.5 1 35.0 -48.3 325 17 388.2 388.2 303.5 388.2 0.00 38 149 13274 -47.1 -82.1 1 35.0 -48.0 325 17 389.6 389.6 303.8 389.7 0.00 39 145 13454 -48.3 -83.3 1 35.0 -49.1 325 15 390.6 390.6 303.9 390.6 0.00 40 118 14815 -46.9 -82.9 1 36.0 -48.0 280 13 416.9 416.9 307.3 416.9 0.00 41 100 15910 -47.5 -83.5 1 36.0 -48.7 340 12 435.9 435.9 309.4 436.0 0.00 42 83 17145 -45.7 -83.7 1 38.0 -47.4 275 10 463.5 463.5 312.1 463.5 0.00 43 75 17816 -48.3 -85.3 1 37.0 -49.7 328 8 471.7 471.7 312.8 471.7 0.00 44 70 18270 -47.9 -84.9 1 37.0 -49.5 55 6 481.9 481.9 313.6 481.9 0.00 45 50 20480 -48.7 -85.7 1 37.0 -50.7 105 3 528.7 528.7 316.8 528.7 0.01 46 30 23840 -48.5 -86.5 0 38.0 -51.5 100 8 612.4 612.4 321.2 612.5 0.01 47 25 25033 -49.7 -86.7 1 37.0 -52.8 121 12 641.8 641.8 322.4 641.8 0.01 48 20 26500 -46.9 -85.9 0 39.0 -51.4 190 5 692.6 692.6 324.2 692.7 0.01 49 13 29356 -45.9 -84.9 0 39.0 -52.2 87 10 786.9 786.9 326.9 787.1 0.02 50 12 29885 -48.1 -87.1 0 39.0 -53.8 86 10 797.3 797.3 327.2 797.5 0.02 51 10 31090 -46.3 -85.3 0 39.0 -53.4 70 12 846.7 846.7 328.3 847.0 0.03 52 6.8 33676 -42.1 -83.1 0 41.0 -53.1 963.0 963.0 330.6 963.6 0.06 TRP 283 9112 -56.5 -64.5 36 8.0 -56.6 315 56 310.8 310.9 285.7 310.9 0.02 WND 336 8005 -49.1 -56.2 43 7.1 -49.3 320 66 306.1 306.1 283.9 306.3 0.06 Sounding variables and indices 1000-500 mb thick: 5112.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 30.81 % Est. max temperature: -2.54 C = 27.43 F Sfc-Lift cond lev (LCL): 976.11 mb = 365.50 m = 1199.14 ft T: -23.29 C 700-500 lapse rate: 6.09 C/km ThetaE index: 0.00 C Layer 1019.0- -0.0 mb Conv cond level (CCL): 1000.00 mb = 188.00 m = 616.79 ft Mean mixing ratio: 0.69 g/kg Conv temperature: -20.03 C = -4.05 F Cap Strength: 25.72 C Lifted Index: 28.12 C Risk: None Lifted Index @300 mb: 36.23 C Lifted Index @700 mb: 21.94 C Showalter Index: 16.34 C Risk: None Total Totals Index: 27.60 C Risk: None Vertical Totals Index: 18.80 C Cross Totals Index: 8.80 C K Index: -27.90 Risk: None Sweat Index: 70.00 Risk: None Energy Index: 4.23 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 72.00 J/kg Max Up Vert Vel: 12.00 m/s Conv Inhibition (B-): 86006.87 J/kg Cap Strength: 28.07 C Lift Cond Lev (LCL): 931.70 mb = 713.43 m = 2340.63 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 3 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 1019 51 330 4 2.0 -3.5 | 190 16 2.9 15.6 1 1000 188 360 4 -0.0 -4.0 | 183 15 0.9 15.1 2 984 305 15 7 -1.8 -6.8 | 176 12 -0.9 12.3 3 945 610 345 10 2.6 -9.7 | 200 10 3.5 9.4 4 925 768 350 11 1.9 -10.8 | 199 9 2.8 8.2 5 907 914 355 13 1.1 -13.0 | 198 6 2.0 6.1 6 871 1219 355 11 1.0 -11.0 | 193 8 1.8 8.1 7 850 1408 355 15 1.3 -14.9 | 208 5 2.2 4.1 8 804 1829 335 13 5.5 -11.8 | 221 10 6.4 7.3 9 772 2134 340 16 5.5 -15.0 | 238 8 6.3 4.0 10 741 2438 340 18 6.2 -16.9 | 253 7 7.0 2.1 11 712 2743 340 23 7.9 -21.6 | 286 9 8.7 -2.6 12 700 2870 340 25 8.6 -23.5 | 295 10 9.4 -4.4 13 628 3658 330 31 15.5 -26.8 | 295 18 16.4 -7.8 14 602 3962 325 32 18.4 -26.2 | 290 21 19.2 -7.2 15 577 4267 330 34 17.0 -29.4 | 300 21 17.9 -10.4 16 530 4877 325 36 20.6 -29.5 | 296 24 21.5 -10.4 17 500 5300 325 40 22.9 -32.8 | 300 27 23.8 -13.7 18 446 6096 330 50 25.0 -43.3 | 313 35 25.9 -24.2 19 400 6840 325 57 32.7 -46.7 | 309 43 33.6 -27.6 20 356 7620 320 64 41.1 -49.0 | 306 52 42.0 -30.0 21 336 8005 320 66 42.4 -50.6 | 306 54 43.3 -31.5 22 325 8230 320 66 42.4 -50.6 | 306 54 43.3 -31.5 23 300 8740 310 61 46.7 -39.2 | 293 52 47.6 -20.2 24 283 9112 315 56 39.6 -39.6 | 297 45 40.5 -20.5 25 282 9144 310 58 44.4 -37.3 | 292 49 45.3 -18.2 26 250 9900 315 39 27.6 -27.6 | 287 30 28.4 -8.5 27 244 10058 320 39 25.1 -29.9 | 293 28 25.9 -10.8 28 222 10668 315 35 24.7 -24.7 | 283 26 25.6 -5.7 29 212 10973 305 33 27.0 -18.9 | 270 28 27.9 0.1 30 202 11278 320 28 18.0 -21.4 | 277 19 18.9 -2.4 31 200 11340 315 24 17.0 -17.0 | 263 18 17.8 2.1 32 176 12192 300 31 26.8 -15.5 | 263 28 27.7 3.6 33 168 12497 330 23 11.5 -19.9 | 274 12 12.4 -0.9 34 153 13106 305 18 14.7 -10.3 | 241 18 15.6 8.7 35 150 13230 325 17 9.8 -13.9 | 244 12 10.6 5.1 36 139 13716 325 13 7.5 -10.6 | 225 12 8.3 8.4 37 133 14021 305 15 12.3 -8.6 | 232 17 13.2 10.5 38 127 14326 305 10 8.2 -5.7 | 214 16 9.1 13.3 39 121 14630 265 12 12.0 1.0 | 213 24 12.8 20.1 40 116 14935 290 13 12.2 -4.4 | 222 20 13.1 14.6 41 111 15240 285 16 15.5 -4.1 | 228 22 16.3 14.9 42 106 15545 275 13 13.0 -1.1 | 218 23 13.8 17.9 43 101 15850 290 14 13.2 -4.8 | 225 20 14.0 14.3 44 100 15910 340 12 4.1 -11.3 | 213 9 5.0 7.8 45 96 16154 360 10 -0.0 -10.0 | 185 9 0.9 9.1 46 84 17069 285 10 9.7 -2.6 | 213 20 10.5 16.5 47 80 17374 245 10 9.1 4.2 | 203 25 9.9 23.3 48 70 18270 55 6 -4.9 -3.4 | 165 16 -4.0 15.6 49 70 18288 325 11 6.3 -9.0 | 216 12 7.2 10.0 50 64 18898 280 10 9.8 -1.7 | 212 20 10.7 17.3 51 61 19202 325 10 5.7 -8.2 | 211 13 6.6 10.9 52 50 20480 105 3 -2.9 0.8 | 174 20 -2.0 19.8 53 44 21336 140 3 -1.9 2.3 | 177 21 -1.1 21.4 54 38 22250 185 1 0.1 1.0 | 183 20 1.0 20.1 55 30 23840 100 8 -7.9 1.4 | 161 22 -7.0 20.4 56 25 24994 120 12 -10.4 6.0 | 159 27 -9.5 25.1 57 21 26213 140 10 -6.4 7.7 | 168 27 -5.6 26.7 58 20 26500 190 5 0.9 4.9 | 184 24 1.7 24.0 59 17 27432 120 7 -6.1 3.5 | 167 23 -5.2 22.6 60 17 27737 130 10 -7.7 6.4 | 165 26 -6.8 25.5 61 15 28346 105 13 -12.6 3.4 | 152 25 -11.7 22.4 62 14 28651 110 10 -9.4 3.4 | 159 24 -8.5 22.5 63 13 29261 85 10 -10.0 -0.9 | 153 20 -9.1 18.2 64 13 29566 90 10 -10.0 0.0 | 154 21 -9.1 19.1 65 10 31090 70 12 -11.3 -4.1 | 145 18 -10.4 15.0 Wind Parameters Mean winds (0-6000m): 332.6 at 25.4 knts Storm direction: 2.6 at 19.1 knts Shear (0-3000m) pos: 2.2 neg: 1.9 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 105.7 deg Storm rel helicity (0-3000m) pos: 39.6 neg: -14.0 tot: 25.6 m^2/s^2 ave: 8.5 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 2.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.36 Bulk Shear: 52.78 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 0 6 184 13| 6.0 0.0 6.0| 8.5 -12.3 -3.9 -7.7 -0.02| 9.2 -0.2 1000 354 9 190 10| 4.4 0.0 4.4| 11.2 -13.5 -2.3 -2.3 0.02| 7.1 0.1 1500 354 10 192 9| 3.0 0.9 3.9| 15.0 -14.0 1.0 0.7 0.13| 6.6 0.8 2000 350 11 199 9| 2.2 1.3 3.5| 20.1 -14.0 6.1 3.1 0.19| 6.3 1.2 2500 347 12 207 8| 2.7 1.0 3.7| 29.0 -14.0 15.0 6.0 0.31| 6.0 1.9 3000 345 14 221 7| 2.2 1.9 4.1| 39.6 -14.0 25.6 8.5 0.38| 6.2 2.4 4000 339 18 255 8| 1.7 2.4 4.1| 44.9 -23.6 21.3 5.3 0.28| 5.9 1.6 5000 335 22 273 10| 1.6 2.3 3.9| 62.0 -31.9 30.1 6.0 0.27| 5.5 1.5 6000 333 25 286 13| 2.4 1.9 4.3|125.3 -31.9 93.4 15.6 0.34| 5.7 1.9 Wrote GIF file: /home/apache/climate/data/raob//CYBK/skewt/CYBK.skewt.20250416.00.gif