UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101712.upa.cvt Date: 1200Z 17 OCT 25 Searching for CYCB... Searching the city database file for: CYCB ... Date:1200Z 17 OCT 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 1005 27 -3.5 -3.6 99 0.1 -3.6 50 16 269.3 269.7 269.4 277.1 2.91 1 1002 53 -3.5 -3.5 100 0.0 -3.5 56 13 269.5 270.0 269.5 277.4 2.94 2 1000 71 -3.7 -3.7 100 0.0 -3.7 60 11 269.5 269.9 269.4 277.3 2.90 3 942 541 -4.9 -6.6 88 1.7 -5.5 80 20 272.9 273.3 270.9 279.7 2.47 4 925 684 -6.1 -7.3 91 1.2 -6.5 85 21 273.1 273.5 270.9 279.6 2.38 5 875 1117 -9.3 -9.3 100 0.0 -9.3 100 19 274.1 274.5 271.2 280.1 2.16 6 855 1296 -9.3 -11.1 87 1.8 -9.8 89 16 275.9 276.3 271.9 281.3 1.91 7 850 1341 -9.5 -11.2 87 1.7 -10.0 80 15 276.2 276.5 272.1 281.6 1.91 8 825 1571 -11.5 -12.1 95 0.6 -11.7 95 15 276.4 276.8 272.1 281.6 1.83 9 817 1645 -10.9 -11.3 97 0.4 -11.0 86 13 277.9 278.2 273.1 283.5 1.97 10 815 1664 -10.7 -11.9 91 1.2 -11.1 84 13 278.3 278.6 273.2 283.6 1.88 11 813 1683 -10.1 -16.1 61 6.0 -11.6 82 12 279.1 279.3 272.9 283.0 1.34 12 808 1731 -9.1 -16.1 57 7.0 -10.9 76 11 280.7 280.9 273.8 284.6 1.35 13 793 1876 -9.7 -15.7 62 6.0 -11.3 67 8 281.5 281.8 274.4 285.7 1.42 14 786 1944 -10.3 -13.9 75 3.6 -11.3 71 7 281.6 281.9 274.8 286.4 1.66 15 755 2253 -11.7 -20.7 47 9.0 -13.7 76 6 283.3 283.5 274.7 286.3 0.97 16 750 2304 -11.5 -15.0 75 3.5 -12.5 74 7 284.1 284.4 276.0 288.8 1.59 17 740 2406 -11.9 -20.9 47 9.0 -13.9 71 8 284.7 284.9 275.5 287.7 0.98 18 733 2479 -12.1 -19.1 56 7.0 -13.7 73 8 285.3 285.5 276.0 288.8 1.15 19 727 2542 -12.1 -23.1 39 11.0 -14.4 78 7 286.0 286.1 275.9 288.5 0.82 20 721 2605 -12.3 -19.3 56 7.0 -14.0 84 5 286.4 286.6 276.6 289.9 1.15 21 719 2627 -12.1 -24.1 36 12.0 -14.6 85 5 286.9 287.0 276.3 289.2 0.76 22 710 2723 -12.7 -20.7 51 8.0 -14.5 93 2 287.3 287.4 276.9 290.4 1.03 23 700 2831 -12.7 -23.7 39 11.0 -15.0 105 4 288.4 288.6 277.1 290.9 0.81 24 678 3074 -13.7 -31.7 20 18.0 -16.6 358 0 289.9 290.0 277.3 291.2 0.40 25 635 3568 -17.1 -43.1 8 26.0 -20.0 301 3 291.6 291.6 277.7 292.0 0.13 26 568 4400 -18.7 -51.7 4 33.0 -21.7 258 14 299.1 299.1 281.0 299.3 0.06 27 565 4439 -18.3 -46.3 7 28.0 -21.3 254 15 300.1 300.1 281.5 300.4 0.11 28 562 4479 -18.5 -35.5 21 17.0 -21.0 250 17 300.3 300.3 281.9 301.4 0.33 29 540 4775 -20.7 -31.7 37 11.0 -22.4 246 17 301.1 301.2 282.5 302.8 0.50 30 536 4830 -20.9 -32.9 33 12.0 -22.7 248 17 301.5 301.6 282.6 303.0 0.45 31 517 5095 -23.1 -29.1 58 6.0 -24.1 250 17 302.0 302.1 283.1 304.2 0.67 32 505 5267 -22.3 -25.5 75 3.2 -22.9 250 18 305.0 305.2 284.6 308.1 0.95 33 500 5340 -22.9 -26.4 73 3.5 -23.5 250 18 305.1 305.3 284.6 308.0 0.88 34 487 5533 -23.7 -26.1 81 2.4 -24.2 249 19 306.4 306.6 285.1 309.5 0.93 35 400 6950 -32.1 -33.9 84 1.8 -32.3 245 30 313.3 313.4 287.1 315.2 0.54 36 357 7744 -37.5 -41.7 65 4.2 -37.8 249 36 316.4 316.4 287.9 317.4 0.28 37 309 8723 -45.3 -48.1 73 2.8 -45.4 246 55 318.8 318.8 288.5 319.4 0.16 38 300 8920 -46.9 -50.6 66 3.7 -47.0 245 57 319.3 319.3 288.6 319.7 0.12 39 264 9753 -54.3 -59.1 55 4.8 -54.4 248 59 320.3 320.3 288.9 320.5 0.05 40 250 10100 -57.5 -61.5 60 4.0 -57.6 250 60 320.6 320.6 289.0 320.7 0.04 41 239 10383 -59.5 -62.3 70 2.8 -59.5 250 59 321.7 321.7 289.3 321.9 0.04 42 231 10596 -59.1 -67.1 35 8.0 -59.2 246 59 325.5 325.5 290.5 325.6 0.02 43 227 10706 -57.0 -71.1 15 14.2 -57.2 240 64 330.3 330.3 291.8 330.4 0.01 44 222 10848 -54.3 -76.3 5 22.0 -54.6 240 64 336.6 336.6 293.4 336.6 0.01 45 200 11520 -52.3 -78.3 3 26.0 -52.7 250 36 349.9 349.9 296.6 350.0 0.00 46 179 12241 -50.1 -78.1 2 28.0 -50.6 257 32 364.8 364.8 299.6 364.8 0.01 47 150 13390 -51.9 -79.9 2 28.0 -52.4 250 31 380.6 380.6 302.3 380.7 0.00 48 129 14364 -53.7 -81.7 2 28.0 -54.2 246 31 394.2 394.2 304.4 394.2 0.00 49 124 14619 -52.1 -81.1 2 29.0 -52.7 245 32 401.6 401.6 305.4 401.6 0.00 50 112 15274 -54.7 -82.7 2 28.0 -55.2 260 24 408.6 408.6 306.3 408.6 0.00 51 100 16000 -54.3 -83.3 2 29.0 -54.9 260 32 422.8 422.8 308.0 422.8 0.00 52 98 16130 -53.1 -82.1 2 29.0 -53.8 260 32 427.6 427.6 308.6 427.6 0.00 53 83 17195 -54.7 -82.7 2 28.0 -55.4 240 21 445.1 445.1 310.4 445.2 0.01 54 77 17677 -52.7 -81.7 2 29.0 -53.6 260 30 459.0 459.0 311.7 459.0 0.01 55 70 18290 -54.1 -83.1 2 29.0 -54.9 280 25 468.6 468.6 312.5 468.7 0.01 56 50 20430 -57.5 -84.5 2 27.0 -58.3 295 18 508.0 508.0 315.5 508.0 0.01 57 30 23600 -64.3 -88.3 2 24.0 -64.8 310 26 569.3 569.3 319.1 569.4 0.01 58 27 24245 -66.1 -89.1 3 23.0 -66.6 323 26 581.7 581.7 319.8 581.7 0.01 59 20 26070 -66.7 -89.7 3 23.0 -67.3 320 24 632.0 632.0 322.0 632.0 0.01 60 18 26705 -66.3 -89.3 3 23.0 -67.0 316 30 652.6 652.6 322.8 652.6 0.01 61 12 29128 -70.7 -91.7 3 21.0 -71.2 304 25 717.3 717.3 325.0 717.3 0.01 62 10 30210 -69.5 -91.5 3 22.0 -70.3 330 37 760.1 760.1 326.2 760.2 0.01 63 7.5 31936 -67.1 -90.1 2 23.0 -68.4 835.0 835.0 328.1 835.2 0.02 TRP 239 10383 -59.5 -62.3 70 2.8 -59.5 250 59 321.7 321.7 289.3 321.9 0.04 WND 227 10706 -57.0 -71.1 15 14.2 -57.2 240 64 330.3 330.3 291.8 330.4 0.01 Sounding variables and indices 1000-500 mb thick: 5269.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.30 inches Sfc-500 mean rel hum: 51.84 % Est. max temperature: 3.18 C = 37.73 F Sfc-Lift cond lev (LCL): 1003.20 mb = 42.86 m = 140.62 ft T: -3.50 C 700-500 lapse rate: 4.07 C/km ThetaE index: 1.07 C Layer 740.0- 733.0 mb Conv cond level (CCL): 921.09 mb = 716.95 m = 2352.17 ft Mean mixing ratio: 2.58 g/kg Conv temperature: 0.39 C = 32.70 F Cap Strength: 21.86 C Lifted Index: 21.90 C Risk: None Lifted Index @300 mb: 28.61 C Lifted Index @700 mb: 10.81 C Showalter Index: 19.80 C Risk: None Total Totals Index: 25.10 C Risk: None Vertical Totals Index: 13.40 C Cross Totals Index: 11.70 C K Index: -8.80 Risk: None Sweat Index: 48.00 Risk: None Energy Index: 5.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.57 J/kg Max Up Vert Vel: 5.58 m/s Conv Inhibition (B-): 72922.94 J/kg Cap Strength: 20.95 C Lift Cond Lev (LCL): 939.87 mb = 559.07 m = 1834.19 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 207 at 9 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 1005 27 50 16 -12.3 -10.3 | 42 25 -16.4 -18.5 1 1000 71 60 11 -9.5 -5.5 | 45 19 -13.7 -13.7 2 971 305 80 18 -17.7 -3.1 | 63 25 -21.9 -11.3 3 934 610 80 21 -20.7 -3.6 | 65 28 -24.8 -11.8 4 925 684 85 21 -20.9 -1.8 | 68 27 -25.1 -10.0 5 898 914 90 20 -20.0 0.0 | 71 26 -24.2 -8.2 6 863 1219 105 19 -18.4 4.9 | 82 23 -22.5 -3.3 7 850 1341 80 15 -14.8 -2.6 | 60 22 -18.9 -10.8 8 830 1524 100 16 -15.8 2.8 | 75 21 -19.9 -5.4 9 798 1829 65 9 -8.2 -3.8 | 46 17 -12.3 -12.0 10 767 2134 80 4 -3.9 -0.7 | 42 12 -8.1 -8.9 11 737 2438 70 9 -8.5 -3.1 | 48 17 -12.6 -11.3 12 708 2743 95 2 -2.0 0.2 | 37 10 -6.2 -8.0 13 700 2831 105 4 -3.9 1.0 | 48 11 -8.0 -7.2 14 680 3048 0 0 -0.0 -0.0 | 27 9 -4.2 -8.2 15 627 3658 290 3 2.8 -1.0 | 8 9 -1.3 -9.2 16 577 4267 270 10 10.0 -0.0 | 325 10 5.8 -8.2 17 554 4572 240 20 17.3 10.0 | 262 13 13.2 1.8 18 532 4877 250 16 15.0 5.5 | 284 11 10.9 -2.7 19 500 5340 250 18 16.9 6.2 | 279 13 12.8 -2.0 20 450 6096 245 22 19.9 9.3 | 266 16 15.8 1.1 21 432 6401 260 21 20.7 3.6 | 285 17 16.5 -4.6 22 414 6706 235 28 22.9 16.1 | 247 20 18.8 7.9 23 400 6950 245 30 27.2 12.7 | 259 23 23.0 4.5 24 363 7620 245 35 31.7 14.8 | 257 28 27.6 6.6 25 347 7925 255 39 37.7 10.1 | 267 34 33.5 1.9 26 304 8839 245 57 51.7 24.1 | 252 50 47.5 15.9 27 300 8920 245 57 51.7 24.1 | 252 50 47.5 15.9 28 290 9144 245 58 52.6 24.5 | 251 51 48.4 16.3 29 250 10100 250 60 56.4 20.5 | 257 54 52.2 12.3 30 240 10363 255 60 58.0 15.5 | 262 54 53.8 7.3 31 239 10383 250 59 55.4 20.2 | 257 53 51.3 12.0 32 228 10668 245 59 53.5 24.9 | 251 52 49.3 16.7 33 227 10706 240 64 55.4 32.0 | 245 57 51.3 23.8 34 218 10973 240 64 55.4 32.0 | 245 57 51.3 23.8 35 208 11278 265 47 46.8 4.1 | 275 43 42.7 -4.1 36 200 11520 250 36 33.8 12.3 | 262 30 29.7 4.1 37 189 11887 245 37 33.5 15.6 | 256 30 29.4 7.4 38 180 12192 260 33 32.5 5.7 | 275 28 28.3 -2.5 39 172 12497 240 28 24.2 14.0 | 254 21 20.1 5.8 40 157 13106 265 30 29.9 2.6 | 282 26 25.7 -5.6 41 150 13390 250 31 29.1 10.6 | 265 25 25.0 2.4 42 143 13716 250 30 28.2 10.3 | 265 24 24.0 2.1 43 124 14630 245 32 29.0 13.5 | 258 25 24.8 5.3 44 118 14935 275 27 26.9 -2.4 | 295 25 22.7 -10.6 45 113 15240 260 24 23.6 4.2 | 282 20 19.5 -4.0 46 100 16000 260 32 31.5 5.6 | 276 27 27.4 -2.6 47 98 16154 260 32 31.5 5.6 | 276 27 27.4 -2.6 48 93 16459 270 31 31.0 -0.0 | 287 28 26.8 -8.2 49 85 17069 235 18 14.7 10.3 | 259 11 10.6 2.1 50 77 17678 260 30 29.5 5.2 | 277 26 25.4 -3.0 51 70 18288 265 26 25.9 2.3 | 285 23 21.7 -5.9 52 70 18290 280 25 24.6 -4.3 | 302 24 20.5 -12.5 53 64 18898 300 24 20.8 -12.0 | 321 26 16.6 -20.2 54 61 19202 255 10 9.7 2.6 | 316 8 5.5 -5.6 55 55 19812 245 26 23.6 11.0 | 262 20 19.4 2.8 56 53 20117 285 24 23.2 -6.2 | 307 24 19.0 -14.4 57 50 20430 295 18 16.3 -7.6 | 322 20 12.1 -15.8 58 48 20726 295 19 17.2 -8.0 | 321 21 13.1 -16.2 59 45 21031 240 13 11.3 6.5 | 283 7 7.1 -1.7 60 43 21336 255 21 20.3 5.4 | 280 16 16.1 -2.8 61 41 21641 285 28 27.0 -7.2 | 304 28 22.9 -15.4 62 36 22555 305 19 15.6 -10.9 | 329 22 11.4 -19.1 63 34 22860 270 17 17.0 -0.0 | 303 15 12.8 -8.2 64 30 23600 310 26 19.9 -16.7 | 328 29 15.8 -24.9 65 29 23774 300 28 24.2 -14.0 | 318 30 20.1 -22.2 66 26 24384 330 26 13.0 -22.5 | 344 32 8.8 -30.7 67 25 24689 300 23 19.9 -11.5 | 321 25 15.8 -19.7 68 23 25298 330 25 12.5 -21.7 | 344 31 8.3 -29.9 69 20 26070 320 24 15.4 -18.4 | 337 29 11.3 -26.6 70 18 26822 315 31 21.9 -21.9 | 329 35 17.8 -30.1 71 17 27127 325 20 11.5 -16.4 | 343 26 7.3 -24.6 72 16 27432 305 19 15.6 -10.9 | 329 22 11.4 -19.1 73 15 27737 295 21 19.0 -8.9 | 319 23 14.9 -17.1 74 14 28346 285 23 22.2 -6.0 | 308 23 18.1 -14.2 75 12 28956 320 23 14.8 -17.6 | 338 28 10.6 -25.8 76 12 29261 290 26 24.4 -8.9 | 310 27 20.3 -17.1 77 10 30210 330 37 18.5 -32.0 | 340 43 14.3 -40.2 Wind Parameters Mean winds (0-6000m): 176.9 at 12.3 knts Storm direction: 206.9 at 9.2 knts Shear (0-3000m) pos: 2.4 neg: 2.9 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): -15.4 deg Storm rel helicity (0-3000m) pos: 137.0 neg: -108.7 tot: 28.3 m^2/s^2 ave: 9.4 10^-3 m/s^2 rel: 0.01 Storm rel vorticity (0-3000m) horiz: 11.7 stream: 0.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.23 Bulk Shear: 66.65 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 16 58 24| 10.5 0.0 10.5| 54.3 0.0 54.3 108.6 0.65| 14.2 9.2 1000 82 18 64 25| 7.3 0.0 7.3| 89.3 0.0 89.3 89.3 0.70| 10.3 7.2 1500 86 18 67 24| 4.6 0.0 4.6|127.3 -40.1 87.2 58.1 0.40| 11.8 4.7 2000 85 16 65 22| 3.4 2.8 6.3|127.3 -89.3 38.0 19.0 0.08| 12.4 1.0 2500 84 14 62 21| 2.8 2.3 5.1|132.5 -91.2 41.3 16.5 0.08| 11.7 1.0 3000 84 12 60 19| 2.4 2.9 5.3|137.0-108.7 28.3 9.4 0.01| 11.7 0.1 4000 83 10 56 17| 1.8 3.1 4.9|137.0-127.6 9.4 2.3 -0.09| 9.7 -0.9 5000 92 11 63 17| 1.2 3.5 4.8|148.7-169.8 -21.1 -4.2 -0.19| 9.8 -1.9 6000 177 12 130 6| 1.0 3.3 4.4|148.7-183.2 -34.5 -5.8 -0.22| 8.6 -1.9 Wrote GIF file: /home/apache/climate/data/raob//CYCB/skewt/CYCB.skewt.20251017.12.gif