UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042300.upa.cvt Date: 0000Z 23 APR 25 Searching for CYCB... Searching the city database file for: CYCB ... Date:0000Z 23 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 1008 27 -15.9 -18.3 82 2.4 -16.3 255 6 256.7 256.8 256.4 259.1 0.90 1 1000 92 -16.3 -18.1 86 1.8 -16.6 240 5 256.9 257.0 256.5 259.3 0.92 2 980 243 -17.7 -18.5 93 0.8 -17.9 247 4 256.9 257.1 256.6 259.4 0.91 3 958 413 -17.1 -19.1 84 2.0 -17.4 236 4 259.2 259.4 258.4 261.6 0.88 4 925 675 -19.1 -20.8 86 1.7 -19.4 215 2 259.8 259.9 258.6 261.9 0.79 5 861 1203 -23.9 -24.0 99 0.1 -23.9 224 3 260.2 260.3 258.6 261.9 0.64 6 857 1238 -21.3 -22.9 87 1.6 -21.5 235 3 263.2 263.3 261.2 265.2 0.71 7 850 1298 -21.5 -22.6 91 1.1 -21.7 270 3 263.6 263.7 261.5 265.7 0.73 8 771 2010 -25.9 -26.9 91 1.0 -26.0 241 4 266.3 266.4 263.2 267.9 0.55 9 721 2494 -27.9 -29.8 84 1.9 -28.1 246 8 269.3 269.4 265.1 270.6 0.45 10 700 2706 -27.7 -29.4 85 1.7 -27.9 250 6 271.8 271.9 266.8 273.2 0.48 11 691 2799 -27.3 -28.9 86 1.6 -27.5 251 6 273.3 273.3 267.8 274.8 0.51 12 655 3184 -29.3 -30.3 91 1.0 -29.4 255 5 275.2 275.3 269.1 276.6 0.47 13 610 3690 -32.3 -35.2 75 2.9 -32.6 260 4 277.4 277.5 270.2 278.4 0.31 14 605 3748 -32.7 -37.7 61 5.0 -33.1 260 5 277.6 277.7 270.2 278.4 0.25 15 578 4069 -34.5 -39.5 60 5.0 -34.8 263 9 279.2 279.2 271.1 279.8 0.21 16 544 4491 -37.3 -39.8 77 2.5 -37.5 277 9 280.7 280.7 272.0 281.4 0.22 17 540 4542 -37.5 -44.5 48 7.0 -37.8 279 10 281.1 281.1 272.0 281.5 0.14 18 530 4671 -38.3 -42.9 62 4.6 -38.5 273 11 281.6 281.6 272.4 282.1 0.16 19 525 4736 -38.5 -46.5 43 8.0 -38.9 267 11 282.1 282.2 272.6 282.5 0.11 20 504 5016 -40.5 -47.5 47 7.0 -40.8 273 9 283.0 283.0 273.1 283.4 0.10 21 500 5070 -40.7 -49.7 37 9.0 -41.1 280 8 283.4 283.4 273.3 283.7 0.08 22 492 5180 -40.9 -52.9 26 12.0 -41.3 265 10 284.5 284.5 273.8 284.7 0.06 23 462 5607 -42.1 -57.1 18 15.0 -42.5 220 10 288.1 288.2 275.7 288.3 0.04 24 453 5740 -42.5 -56.5 20 14.0 -42.9 220 11 289.3 289.3 276.3 289.4 0.04 25 400 6580 -42.9 -64.9 7 22.0 -43.4 225 10 299.2 299.2 281.0 299.3 0.02 26 397 6631 -42.9 -65.9 6 23.0 -43.4 223 10 299.9 299.9 281.3 299.9 0.01 27 300 8530 -40.3 -75.3 1 35.0 -41.2 230 4 328.6 328.6 291.3 328.6 0.00 28 250 9770 -38.9 -77.9 1 39.0 -40.1 240 11 348.2 348.2 296.3 348.2 0.00 29 248 9825 -38.7 -77.7 1 39.0 -39.9 242 11 349.3 349.3 296.5 349.3 0.00 30 200 11290 -41.1 -80.1 1 39.0 -42.3 215 8 367.7 367.7 300.1 367.7 0.00 31 186 11784 -42.1 -80.1 1 38.0 -43.3 219 10 373.8 373.8 301.2 373.8 0.00 32 161 12756 -45.7 -81.7 1 36.0 -46.6 246 10 383.5 383.5 302.8 383.5 0.00 33 151 13185 -44.3 -82.3 1 38.0 -45.4 228 6 393.0 393.0 304.2 393.0 0.00 34 150 13230 -44.3 -81.3 1 37.0 -45.4 225 6 393.7 393.7 304.3 393.7 0.00 35 113 15109 -47.1 -83.1 1 36.0 -48.2 178 2 421.7 421.7 307.9 421.7 0.00 36 110 15287 -45.5 -83.5 1 38.0 -46.9 176 3 428.0 428.0 308.6 428.0 0.00 37 100 15920 -46.1 -83.1 1 37.0 -47.5 245 10 438.7 438.7 309.7 438.7 0.00 38 98 16054 -45.3 -83.3 1 38.0 -46.8 245 10 442.7 442.8 310.1 442.8 0.00 39 70 18290 -45.7 -84.7 0 39.0 -47.7 190 3 486.6 486.6 314.0 486.6 0.00 40 50 20530 -46.1 -85.1 0 39.0 -48.6 95 4 534.8 534.8 317.2 534.9 0.01 41 30 23900 -46.9 -85.9 0 39.0 -50.3 85 8 616.8 616.8 321.3 616.8 0.01 42 20 26580 -47.5 -86.5 0 39.0 -51.8 110 8 690.8 690.8 324.1 690.9 0.01 43 18 27272 -48.3 -86.3 0 38.0 -52.6 114 7 709.4 709.4 324.7 709.5 0.01 44 10 31170 -43.5 -83.5 0 40.0 -52.0 25 11 857.2 857.2 328.5 857.5 0.04 45 5.7 34982 -39.7 -80.7 0 41.0 -52.9 1023.3 1023.4 331.5 1024.6 0.10 TRP 453 5740 -42.5 -56.5 20 14.0 -42.9 220 11 289.3 289.3 276.3 289.4 0.04 WND Sounding variables and indices 1000-500 mb thick: 4978.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 79.84 % Est. max temperature: -10.10 C = 13.81 F Sfc-Lift cond lev (LCL): 969.34 mb = 325.31 m = 1067.27 ft T: -17.41 C 700-500 lapse rate: 5.50 C/km ThetaE index: 0.02 C Layer 861.0- 857.0 mb Conv cond level (CCL): 912.50 mb = 775.27 m = 2543.49 ft Mean mixing ratio: 0.86 g/kg Conv temperature: -12.70 C = 9.14 F Cap Strength: 18.31 C Lifted Index: 18.58 C Risk: None Lifted Index @300 mb: 47.98 C Lifted Index @700 mb: 10.42 C Showalter Index: 14.65 C Risk: None Total Totals Index: 37.30 C Risk: None Vertical Totals Index: 19.20 C Cross Totals Index: 18.10 C K Index: -5.10 Risk: None Sweat Index: 14.00 Risk: None Energy Index: 3.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.89 J/kg Max Up Vert Vel: 5.81 m/s Conv Inhibition (B-): 85803.98 J/kg Cap Strength: 18.45 C Lift Cond Lev (LCL): 932.04 mb = 618.38 m = 2028.79 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 280 at 5 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 1008 27 255 6 5.8 1.6 | 198 3 0.8 2.4 1 1000 92 240 5 4.3 2.5 | 169 3 -0.7 3.4 2 972 305 250 4 3.8 1.4 | 151 3 -1.2 2.2 3 933 610 210 3 1.5 2.6 | 135 5 -3.5 3.5 4 925 675 215 2 1.1 1.6 | 123 5 -3.9 2.5 5 895 914 205 4 1.7 3.6 | 144 6 -3.3 4.5 6 859 1219 225 3 2.1 2.1 | 136 4 -2.9 3.0 7 850 1298 270 3 3.0 -0.0 | 114 2 -2.0 0.9 8 790 1829 250 5 4.7 1.7 | 173 3 -0.3 2.6 9 757 2134 235 4 3.3 2.3 | 151 4 -1.7 3.2 10 726 2438 245 9 8.2 3.8 | 214 6 3.1 4.7 11 700 2706 250 6 5.6 2.1 | 192 3 0.6 2.9 12 696 2743 250 6 5.6 2.1 | 192 3 0.6 2.9 13 611 3658 260 4 3.9 0.7 | 146 2 -1.1 1.6 14 585 3962 260 10 9.8 1.7 | 242 5 4.8 2.6 15 561 4267 270 8 8.0 -0.0 | 254 3 3.0 0.9 16 537 4572 280 10 9.8 -1.7 | 280 5 4.8 -0.9 17 514 4877 255 12 11.6 3.1 | 239 8 6.6 4.0 18 500 5070 280 8 7.9 -1.4 | 280 3 2.9 -0.5 19 492 5182 265 10 10.0 0.9 | 251 5 5.0 1.7 20 470 5486 220 10 6.4 7.7 | 189 9 1.4 8.5 21 453 5740 220 11 7.1 8.4 | 193 10 2.1 9.3 22 450 5791 235 13 10.6 7.5 | 214 10 5.6 8.3 23 430 6096 245 14 12.7 5.9 | 229 10 7.7 6.8 24 411 6401 255 10 9.7 2.6 | 233 6 4.7 3.5 25 400 6580 225 10 7.1 7.1 | 195 8 2.1 7.9 26 375 7010 205 12 5.1 10.9 | 180 12 0.1 11.7 27 359 7315 235 16 13.1 9.2 | 219 13 8.1 10.1 28 343 7620 230 14 10.7 9.0 | 210 11 5.7 9.9 29 314 8230 240 10 8.7 5.0 | 212 7 3.7 5.9 30 300 8530 230 4 3.1 2.6 | 151 4 -1.9 3.4 31 274 9144 195 11 2.8 10.6 | 169 12 -2.2 11.5 32 262 9449 230 15 11.5 9.6 | 212 12 6.5 10.5 33 250 9770 240 11 9.5 5.5 | 215 8 4.5 6.4 34 240 10058 250 11 10.3 3.8 | 229 7 5.3 4.6 35 219 10668 210 10 5.0 8.7 | 180 10 -0.0 9.5 36 200 11290 215 8 4.6 6.6 | 177 7 -0.4 7.4 37 183 11887 220 10 6.4 7.7 | 189 9 1.4 8.5 38 175 12192 240 12 10.4 6.0 | 218 9 5.4 6.9 39 167 12497 225 10 7.1 7.1 | 195 8 2.1 7.9 40 160 12802 250 10 9.4 3.4 | 226 6 4.4 4.3 41 150 13230 225 6 4.2 4.2 | 172 5 -0.8 5.1 42 111 15240 175 2 -0.2 2.0 | 119 6 -5.2 2.9 43 101 15850 185 10 0.9 10.0 | 159 12 -4.1 10.8 44 100 15920 245 10 9.1 4.2 | 218 7 4.1 5.1 45 97 16154 245 10 9.1 4.2 | 218 7 4.1 5.1 46 70 18290 190 3 0.5 3.0 | 130 6 -4.5 3.8 47 56 19812 0 0 -0.0 -0.0 | 100 5 -5.0 0.9 48 50 20530 95 4 -4.0 0.3 | 98 9 -9.0 1.2 49 44 21336 135 6 -4.2 4.2 | 119 11 -9.2 5.1 50 37 22555 120 15 -13.0 7.5 | 115 20 -18.0 8.4 51 35 22860 150 11 -5.5 9.5 | 135 15 -10.5 10.4 52 34 23165 110 4 -3.8 1.4 | 104 9 -8.8 2.2 53 30 23900 85 8 -8.0 -0.7 | 91 13 -13.0 0.2 54 28 24384 75 11 -10.6 -2.8 | 83 16 -15.6 -2.0 55 27 24689 100 10 -9.8 1.7 | 100 15 -14.9 2.6 56 23 25603 130 10 -7.7 6.4 | 120 15 -12.7 7.3 57 20 26518 190 10 1.7 9.8 | 163 11 -3.3 10.7 58 20 26580 110 8 -7.5 2.7 | 106 13 -12.5 3.6 59 18 27432 115 7 -6.3 3.0 | 109 12 -11.4 3.8 60 10 31170 25 11 -4.6 -10.0 | 47 13 -9.7 -9.1 Wind Parameters Mean winds (0-6000m): 249.9 at 6.8 knts Storm direction: 279.9 at 5.1 knts Shear (0-3000m) pos: 0.8 neg: 0.9 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): -14.7 deg Storm rel helicity (0-3000m) pos: 7.8 neg: -7.7 tot: 0.1 m^2/s^2 ave: 0.0 10^-3 m/s^2 rel: -0.03 Storm rel vorticity (0-3000m) horiz: 4.0 stream: -0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 18.27 Bulk Shear: 0.92 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 ------------------------------------------------------------------------------- 500 242 4 156 3| 0.0 3.9 3.9| 0.0 -2.4 -2.4 -4.9 -0.68| 4.7 -3.2 1000 229 4 146 4| 0.0 2.1 2.1| 1.8 -3.7 -1.9 -1.9 -0.36| 4.0 -1.4 1500 233 4 144 4| 1.1 1.4 2.5| 2.2 -5.0 -2.8 -1.9 -0.29| 4.1 -1.2 2000 239 4 148 3| 0.8 1.3 2.1| 2.9 -5.6 -2.7 -1.4 -0.21| 3.7 -0.8 2500 240 4 157 3| 1.2 1.0 2.2| 7.8 -6.2 1.5 0.6 0.04| 4.2 0.2 3000 242 5 163 3| 0.8 0.9 1.6| 7.8 -7.7 0.1 0.0 -0.03| 4.0 -0.1 4000 247 5 170 3| 1.1 0.6 1.7| 10.7 -8.3 2.4 0.6 0.07| 3.9 0.3 5000 254 6 195 3| 1.0 0.6 1.6| 15.8 -13.6 2.1 0.4 0.07| 4.4 0.3 6000 250 7 203 3| 1.3 1.2 2.5| 31.2 -27.1 4.1 0.7 0.02| 5.0 0.1 Wrote GIF file: /home/apache/climate/data/raob//CYCB/skewt/CYCB.skewt.20250423.00.gif