UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100900.upa.cvt Date: 0000Z 9 OCT 25 Searching for CYBK... Searching the city database file for: CYBK ... Date:0000Z 9 OCT 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 ------------------------------------------------------------------------------- 0 1000 47 155 15 SFC 999 51 2.8 0.9 87 1.9 2.0 155 15 276.0 276.7 275.2 287.2 4.08 2 925 673 -1.7 -1.7 100 0.0 -1.7 205 27 277.6 278.2 275.4 287.6 3.65 3 904 856 -2.3 -2.3 100 0.0 -2.3 197 21 278.8 279.4 276.0 288.7 3.57 4 892 962 -0.3 -1.3 93 1.0 -0.7 197 20 281.9 282.6 278.0 292.8 3.89 5 850 1350 2.2 2.2 100 0.0 2.2 220 29 288.5 289.4 282.8 303.5 5.28 6 849 1360 2.2 2.2 100 0.0 2.2 220 29 288.5 289.5 282.8 303.6 5.28 7 700 2900 -5.3 -5.5 98 0.2 -5.4 250 32 296.6 297.3 284.4 307.4 3.62 8 612 3942 -11.7 -12.8 92 1.1 -12.1 259 26 300.9 301.3 284.6 308.1 2.33 9 528 5057 -19.5 -21.2 86 1.7 -19.9 257 31 304.5 304.7 284.9 308.8 1.33 10 500 5460 -22.5 -23.9 88 1.4 -22.8 260 39 305.6 305.8 285.0 309.2 1.11 11 487 5653 -23.9 -24.4 96 0.5 -24.0 261 39 306.2 306.4 285.2 309.8 1.09 12 437 6436 -30.5 -31.1 94 0.6 -30.6 267 41 307.5 307.6 285.2 309.7 0.65 13 401 7043 -35.5 -41.5 54 6.0 -36.0 270 46 308.6 308.7 285.1 309.5 0.25 14 400 7060 -35.7 -41.7 54 6.0 -36.2 270 46 308.6 308.6 285.1 309.5 0.25 15 373 7541 -40.1 -46.1 53 6.0 -40.5 270 48 309.0 309.0 285.2 309.6 0.16 16 320 8568 -48.1 -51.1 71 3.0 -48.2 274 69 311.7 311.8 286.1 312.2 0.11 17 313 8714 -49.3 -52.3 71 2.9 -49.4 275 74 312.0 312.0 286.2 312.4 0.10 18 300 8990 -51.7 -54.5 72 2.8 -51.8 275 74 312.5 312.5 286.3 312.8 0.08 19 293 9143 -53.1 -55.2 78 2.1 -53.2 275 73 312.6 312.6 286.4 312.9 0.07 20 279 9456 -55.9 -59.4 65 3.5 -56.0 275 67 313.0 313.0 286.4 313.2 0.05 21 273 9594 -57.1 -59.1 78 2.0 -57.1 275 64 313.2 313.2 286.5 313.4 0.05 22 266 9759 -56.9 -62.9 47 6.0 -57.0 275 60 315.8 315.8 287.4 315.9 0.03 23 259 9927 -58.3 -64.3 46 6.0 -58.4 275 57 316.2 316.2 287.5 316.3 0.03 24 250 10150 -57.3 -66.3 31 9.0 -57.4 275 57 320.9 320.9 289.0 321.0 0.02 25 239 10433 -58.1 -70.1 20 12.0 -58.2 276 55 323.8 323.8 289.9 323.9 0.01 26 236 10513 -55.9 -72.9 10 17.0 -56.1 278 52 328.3 328.3 291.2 328.4 0.01 27 227 10761 -54.1 -71.1 11 17.0 -54.4 282 46 334.7 334.8 293.0 334.8 0.01 28 213 11167 -54.9 -72.9 9 18.0 -55.1 288 41 339.7 339.7 294.3 339.7 0.01 29 200 11570 -53.5 -75.5 5 22.0 -53.8 285 48 348.0 348.0 296.2 348.1 0.01 30 197 11667 -53.7 -75.7 5 22.0 -54.0 285 48 349.2 349.2 296.5 349.3 0.01 31 190 11900 -51.5 -77.5 3 26.0 -52.0 285 48 356.4 356.4 298.0 356.4 0.01 32 179 12285 -52.7 -78.7 3 26.0 -53.1 294 43 360.6 360.6 298.8 360.6 0.00 33 168 12694 -52.5 -80.5 2 28.0 -52.9 289 41 367.5 367.5 300.1 367.5 0.00 34 160 13010 -50.1 -80.1 2 30.0 -50.7 286 40 376.7 376.7 301.7 376.7 0.00 35 150 13430 -50.5 -81.5 1 31.0 -51.1 295 33 383.1 383.1 302.8 383.1 0.00 36 125 14615 -52.1 -84.1 1 32.0 -52.7 295 47 400.7 400.7 305.3 400.7 0.00 37 113 15270 -51.3 -83.3 1 32.0 -52.0 309 32 413.9 413.9 307.0 413.9 0.00 38 101 15996 -53.9 -84.9 1 31.0 -54.5 304 34 422.4 422.4 308.0 422.4 0.00 39 100 16060 -53.9 -84.9 1 31.0 -54.5 310 32 423.6 423.6 308.2 423.6 0.00 40 92 16596 -52.9 -84.9 1 32.0 -53.7 308 31 435.8 435.8 309.4 435.8 0.00 41 70 18350 -54.3 -87.3 1 33.0 -55.1 325 27 468.2 468.2 312.5 468.2 0.00 42 50 20500 -56.3 -87.3 1 31.0 -57.2 295 23 510.8 510.8 315.7 510.8 0.00 43 38 22227 -59.9 -88.9 1 29.0 -60.6 295 21 543.3 543.3 317.7 543.4 0.00 44 31 23504 -57.9 -88.9 1 31.0 -59.0 301 22 581.3 581.3 319.8 581.3 0.00 45 30 23710 -58.9 -88.9 1 30.0 -59.9 220 8 584.1 584.1 319.9 584.1 0.00 46 23 25369 -62.1 -91.1 1 29.0 -63.0 281 22 620.8 620.8 321.5 620.8 0.00 47 21 25940 -56.9 -89.9 1 33.0 -58.7 285 23 652.8 652.8 322.8 652.9 0.01 48 20 26250 -56.1 -89.1 1 33.0 -58.1 285 22 664.5 664.5 323.2 664.5 0.01 49 19 26576 -55.3 -89.3 1 34.0 -57.5 285 22 676.8 676.8 323.7 676.8 0.01 50 16 27662 -58.9 -89.9 1 31.0 -60.7 259 29 699.1 699.1 324.4 699.2 0.01 51 13 28970 -56.5 -90.5 1 34.0 -59.2 231 34 750.2 750.2 326.0 750.2 0.01 52 10 30620 -59.9 -90.9 1 31.0 -62.3 265 24 796.0 796.0 327.1 796.0 0.01 53 8.9 31347 -60.7 -90.7 1 30.0 -63.1 819.8 819.8 327.7 819.9 0.01 54 4.8 35245 -54.5 -89.5 1 35.0 -60.6 1006.7 1006.7 331.3 1007.0 0.03 TRP 259 9927 -58.3 -64.3 46 6.0 -58.4 275 57 316.2 316.2 287.5 316.3 0.03 WND 313 8714 -49.3 -52.3 71 2.9 -49.4 275 74 312.0 312.0 286.2 312.4 0.10 Sounding variables and indices 1000-500 mb thick: 5413.00 m Freezing level: 952.96 mb = 438.02 m = 1437.06 ft Freezing level: 886.96 mb = 1008.76 m = 3309.54 ft Freezing level: 805.29 mb = 1811.40 m = 5942.84 ft Wetbulb zero: 959.21 mb = 379.49 m = 1245.03 ft Precipitable water: 0.72 inches Sfc-500 mean rel hum: 94.44 % Est. max temperature: 15.32 C = 59.57 F Sfc-Lift cond lev (LCL): 969.95 mb = 289.50 m = 949.78 ft T: 1.07 C 700-500 lapse rate: 6.72 C/km Conv cond level (CCL): 935.98 mb = 577.59 m = 1894.96 ft Mean mixing ratio: 3.80 g/kg Conv temperature: 4.11 C = 39.40 F Cap Strength: 15.05 C Lifted Index: 15.51 C Risk: None Lifted Index @300 mb: 17.60 C Lifted Index @700 mb: 11.85 C Showalter Index: 4.08 C Risk: None Total Totals Index: 49.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 24.70 C K Index: 26.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 236.75 Risk: None Energy Index: 1.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.48 J/kg Max Up Vert Vel: 4.58 m/s Conv Inhibition (B-): 79573.60 J/kg Cap Strength: 15.37 C Lift Cond Lev (LCL): 937.35 mb = 565.80 m = 1856.27 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 273 at 23 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 ---------------------------------------------------------- 0 999 51 155 15 -6.3 13.6 | 117 33 -29.1 14.8 1 968 305 175 24 -2.1 23.9 | 135 35 -24.8 25.1 2 932 610 200 27 9.2 25.4 | 153 30 -13.5 26.5 3 925 673 205 27 11.4 24.5 | 156 28 -11.3 25.6 4 898 914 195 19 4.9 18.4 | 138 26 -17.8 19.5 5 864 1219 205 26 11.0 23.6 | 155 27 -11.7 24.7 6 850 1350 220 29 18.6 22.2 | 170 24 -4.1 23.4 7 832 1524 225 30 21.2 21.2 | 176 22 -1.5 22.4 8 801 1829 230 34 26.0 21.9 | 188 23 3.3 23.0 9 771 2134 240 36 31.2 18.0 | 204 21 8.5 19.2 10 742 2438 235 31 25.4 17.8 | 188 19 2.7 18.9 11 714 2743 245 33 29.9 13.9 | 205 17 7.2 15.1 12 700 2900 250 32 30.1 10.9 | 211 14 7.3 12.1 13 660 3353 245 30 27.2 12.7 | 198 15 4.5 13.8 14 634 3658 255 27 26.1 7.0 | 202 9 3.4 8.1 15 609 3962 260 26 25.6 4.5 | 207 6 2.9 5.7 16 585 4267 270 30 30.0 -0.0 | 261 7 7.3 1.2 17 540 4877 260 32 31.5 5.6 | 233 11 8.8 6.7 18 519 5182 255 31 29.9 8.0 | 218 12 7.2 9.2 19 500 5460 260 39 38.4 6.8 | 243 18 15.7 7.9 20 458 6096 265 38 37.9 3.3 | 254 16 15.1 4.5 21 400 7060 270 46 46.0 -0.0 | 267 23 23.3 1.2 22 368 7620 270 48 48.0 -0.0 | 267 25 25.3 1.2 23 352 7925 270 50 50.0 -0.0 | 268 27 27.3 1.2 24 313 8714 275 74 73.7 -6.4 | 276 51 51.0 -5.3 25 307 8839 275 74 73.7 -6.4 | 276 51 51.0 -5.3 26 300 8990 275 74 73.7 -6.4 | 276 51 51.0 -5.3 27 293 9144 275 73 72.7 -6.4 | 276 50 50.0 -5.2 28 259 9927 275 57 56.8 -5.0 | 276 34 34.1 -3.8 29 250 10150 275 57 56.8 -5.0 | 276 34 34.1 -3.8 30 242 10363 275 58 57.8 -5.1 | 276 35 35.1 -3.9 31 230 10668 280 47 46.3 -8.2 | 287 25 23.6 -7.0 32 209 11278 290 40 37.6 -13.7 | 310 19 14.9 -12.5 33 200 11570 285 48 46.4 -12.4 | 295 26 23.6 -11.3 34 190 11887 285 48 46.4 -12.4 | 295 26 23.6 -11.3 35 182 12192 295 43 39.0 -18.2 | 316 24 16.3 -17.0 36 158 13106 285 40 38.6 -10.4 | 300 18 15.9 -9.2 37 150 13411 300 38 32.9 -19.0 | 330 21 10.2 -17.8 38 150 13430 295 33 29.9 -13.9 | 331 15 7.2 -12.8 39 144 13716 290 32 30.1 -10.9 | 323 12 7.3 -9.8 40 137 14021 280 43 42.3 -7.5 | 288 21 19.6 -6.3 41 125 14630 295 47 42.6 -19.9 | 313 27 19.9 -18.7 42 113 15240 310 32 24.5 -20.6 | 355 19 1.8 -19.4 43 103 15850 290 39 36.6 -13.3 | 311 19 13.9 -12.2 44 100 16060 310 32 24.5 -20.6 | 355 19 1.8 -19.4 45 94 16459 310 32 24.5 -20.6 | 355 19 1.8 -19.4 46 85 17069 300 28 24.2 -14.0 | 353 13 1.5 -12.8 47 78 17678 285 34 32.8 -8.8 | 307 13 10.1 -7.6 48 74 17983 305 43 35.2 -24.7 | 332 27 12.5 -23.5 49 71 18288 320 38 24.4 -29.1 | 357 28 1.7 -27.9 50 70 18350 325 27 15.5 -22.1 | 19 22 -7.2 -21.0 51 67 18593 320 23 14.8 -17.6 | 26 18 -7.9 -16.5 52 64 18898 315 21 14.8 -14.8 | 30 16 -7.9 -13.7 53 58 19507 285 29 28.0 -7.5 | 320 8 5.3 -6.3 54 56 19812 305 34 27.9 -19.5 | 344 19 5.1 -18.3 55 53 20117 315 28 19.8 -19.8 | 9 19 -2.9 -18.6 56 51 20422 280 21 20.7 -3.6 | 39 3 -2.0 -2.5 57 50 20500 295 23 20.8 -9.7 | 12 9 -1.9 -8.6 58 46 21031 300 24 20.8 -12.0 | 10 11 -1.9 -10.8 59 44 21336 280 25 24.6 -4.3 | 329 4 1.9 -3.2 60 42 21641 300 26 22.5 -13.0 | 1 12 -0.2 -11.8 61 38 22250 295 21 19.0 -8.9 | 26 9 -3.7 -7.7 62 36 22555 310 21 16.1 -13.5 | 28 14 -6.6 -12.3 63 33 23165 295 24 21.8 -10.1 | 6 9 -1.0 -9.0 64 31 23470 315 24 17.0 -17.0 | 20 17 -5.8 -15.8 65 30 23710 220 8 5.1 6.1 | 113 19 -17.6 7.3 66 30 23774 325 4 2.3 -3.3 | 84 21 -20.4 -2.1 67 28 24079 215 10 5.7 8.2 | 119 19 -17.0 9.4 68 27 24384 220 16 10.3 12.3 | 137 18 -12.4 13.4 69 26 24689 265 22 21.9 1.9 | 165 3 -0.8 3.1 70 24 24994 260 19 18.7 3.3 | 138 6 -4.0 4.5 71 23 25298 280 22 21.7 -3.8 | 22 3 -1.1 -2.7 72 21 25908 285 22 21.3 -5.7 | 18 5 -1.5 -4.5 73 20 26213 285 27 26.1 -7.0 | 330 7 3.4 -5.8 74 20 26250 285 22 21.3 -5.7 | 18 5 -1.5 -4.5 75 17 27127 285 22 21.3 -5.7 | 18 5 -1.5 -4.5 76 17 27432 250 30 28.2 10.3 | 206 13 5.5 11.4 77 15 28042 275 26 25.9 -2.3 | 289 3 3.2 -1.1 78 14 28346 240 15 13.0 7.5 | 132 13 -9.7 8.7 79 13 28956 230 34 26.0 21.9 | 188 23 3.3 23.0 80 12 29261 265 33 32.9 2.9 | 248 11 10.2 4.0 81 11 29870 265 44 43.8 3.8 | 257 22 21.1 5.0 82 11 30175 275 37 36.9 -3.2 | 278 14 14.1 -2.1 83 10 30620 265 24 23.9 2.1 | 200 3 1.2 3.3 Wind Parameters Mean winds (0-6000m): 242.9 at 30.3 knts Storm direction: 272.9 at 22.8 knts Shear (0-3000m) pos: 6.1 neg: 0.0 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 89.8 deg Storm rel helicity (0-3000m) pos: 395.2 neg: -82.3 tot: 312.9 m^2/s^2 ave: 104.3 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 12.8 stream: 7.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.09 Bulk Shear: 113.18 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 ------------------------------------------------------------------------------- 500 177 22 135 33| 18.3 0.0 18.3|169.4 0.0 169.4 338.9 0.94| 20.9 19.6 1000 189 23 141 30| 8.0 0.0 8.0|211.0 -53.3 157.7 157.7 0.50| 17.7 8.9 1500 199 24 148 28| 9.9 0.0 9.9|306.3 -53.3 253.0 168.7 0.63| 17.0 10.8 2000 209 27 158 26| 9.4 0.0 9.4|358.3 -53.3 305.0 152.5 0.68| 15.1 10.3 2500 216 28 165 25| 6.9 0.0 6.9|374.3 -79.5 294.9 117.9 0.57| 13.9 7.9 3000 222 29 171 23| 6.1 0.0 6.1|395.2 -82.3 312.9 104.3 0.56| 12.8 7.2 4000 230 29 178 20| 4.5 0.0 4.5|402.3 -90.6 311.6 77.9 0.50| 11.2 5.6 5000 238 29 186 17| 4.0 0.5 4.5|409.2-105.4 303.8 60.8 0.42| 10.1 4.3 6000 243 30 196 16| 4.0 0.4 4.4|443.9-108.2 335.8 56.0 0.44| 9.5 4.2 Wrote GIF file: /home/apache/climate/data/raob//CYBK/skewt/CYBK.skewt.20251009.00.gif