UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for CYCB... Searching the city database file for: CYCB ... Date:1200Z 18 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 1004 27 -11.9 -14.2 83 2.3 -12.4 160 16 261.0 261.2 260.5 264.4 1.27 1 1000 60 -11.9 -14.0 84 2.1 -12.3 170 11 261.2 261.5 260.8 264.7 1.29 2 999 68 -11.9 -14.2 83 2.3 -12.4 171 11 261.3 261.5 260.8 264.8 1.27 3 975 255 -7.5 -14.5 57 7.0 -9.2 190 14 267.6 267.8 265.4 271.1 1.27 4 925 663 -9.1 -13.1 73 4.0 -10.1 175 21 270.0 270.3 267.5 274.2 1.50 5 924 671 -9.3 -13.3 73 4.0 -10.3 175 21 269.9 270.1 267.4 274.0 1.48 6 907 816 -4.5 -10.5 63 6.0 -6.3 175 20 276.3 276.6 272.1 281.6 1.89 7 893 939 -3.5 -14.5 42 11.0 -6.6 177 20 278.5 278.8 272.6 282.5 1.39 8 850 1327 -6.3 -15.3 49 9.0 -8.7 200 20 279.5 279.8 273.2 283.5 1.37 9 759 2202 -12.7 -16.0 76 3.3 -13.5 228 34 281.8 282.1 274.6 286.1 1.44 10 755 2242 -11.9 -14.3 82 2.4 -12.5 230 33 283.1 283.4 275.6 288.0 1.67 11 700 2817 -15.3 -16.9 88 1.6 -15.7 225 17 285.5 285.8 276.6 289.9 1.45 12 683 3002 -16.7 -17.7 92 1.0 -16.9 221 16 286.0 286.2 276.7 290.2 1.39 13 577 4247 -24.3 -27.1 78 2.8 -24.7 226 23 291.2 291.4 278.4 293.5 0.72 14 500 5280 -28.3 -30.2 84 1.9 -28.6 260 30 298.5 298.6 281.5 300.6 0.62 15 479 5587 -29.9 -32.4 79 2.5 -30.2 270 29 300.2 300.3 282.2 302.0 0.53 16 470 5722 -29.7 -32.5 77 2.8 -30.0 270 30 302.1 302.2 283.0 303.9 0.53 17 417 6569 -33.9 -37.0 73 3.1 -34.2 282 39 307.3 307.3 284.8 308.6 0.38 18 410 6688 -34.7 -38.7 67 4.0 -35.1 285 40 307.7 307.8 284.9 308.9 0.33 19 400 6860 -35.7 -38.4 76 2.7 -36.0 290 42 308.6 308.7 285.2 309.8 0.35 20 378 7251 -38.3 -41.2 74 2.9 -38.5 290 40 310.2 310.2 285.7 311.2 0.27 21 363 7528 -40.3 -44.6 63 4.3 -40.6 290 39 311.1 311.2 286.0 311.9 0.20 22 339 7990 -44.1 -47.7 67 3.6 -44.3 292 43 312.1 312.1 286.3 312.7 0.15 23 329 8189 -45.7 -47.2 85 1.5 -45.8 293 44 312.6 312.6 286.5 313.2 0.16 24 325 8271 -46.3 -48.7 76 2.4 -46.4 294 45 312.9 312.9 286.5 313.4 0.14 25 324 8291 -46.5 -50.5 64 4.0 -46.7 294 46 312.9 312.9 286.5 313.3 0.12 26 320 8374 -46.3 -62.3 15 16.0 -46.7 294 46 314.2 314.2 286.9 314.4 0.03 27 315 8478 -46.7 -58.7 24 12.0 -47.0 295 47 315.1 315.1 287.2 315.3 0.04 28 310 8584 -47.3 -52.3 56 5.0 -47.5 295 47 315.7 315.7 287.5 316.1 0.10 29 301 8778 -48.1 -56.1 39 8.0 -48.3 295 44 317.3 317.3 287.9 317.5 0.06 30 300 8800 -48.3 -56.3 39 8.0 -48.6 295 44 317.3 317.3 287.9 317.5 0.06 31 283 9185 -50.5 -58.5 38 8.0 -50.7 294 43 319.5 319.5 288.6 319.7 0.05 32 274 9396 -52.3 -57.0 57 4.7 -52.4 291 43 319.8 319.8 288.8 320.1 0.06 33 259 9761 -54.3 -65.3 25 11.0 -54.5 285 45 322.1 322.1 289.4 322.2 0.02 34 254 9887 -52.9 -69.9 11 17.0 -53.2 291 45 325.9 325.9 290.6 326.0 0.01 35 250 9990 -53.3 -69.3 13 16.0 -53.5 295 45 326.8 326.8 290.8 326.9 0.01 36 239 10279 -52.5 -71.5 8 19.0 -52.8 299 43 332.3 332.3 292.3 332.3 0.01 37 231 10498 -53.5 -75.5 5 22.0 -53.8 293 41 334.0 334.0 292.8 334.0 0.01 38 209 11144 -50.9 -80.9 2 30.0 -51.3 291 39 347.8 347.8 296.1 347.8 0.00 39 200 11430 -50.5 -82.5 1 32.0 -51.0 295 38 352.8 352.8 297.3 352.8 0.00 40 192 11694 -51.5 -83.5 1 32.0 -52.0 297 36 355.3 355.3 297.8 355.3 0.00 41 159 12920 -48.9 -83.9 1 35.0 -49.6 302 26 379.4 379.4 302.2 379.4 0.00 42 150 13300 -49.7 -83.7 1 34.0 -50.4 300 22 384.4 384.4 302.9 384.4 0.00 43 143 13613 -50.7 -84.7 1 34.0 -51.3 300 18 388.0 388.0 303.5 388.0 0.00 44 126 14445 -48.1 -84.1 1 36.0 -49.0 303 16 407.0 407.0 306.1 407.0 0.00 45 115 15049 -47.9 -83.9 1 36.0 -48.9 292 14 418.1 418.1 307.5 418.1 0.00 46 104 15711 -49.3 -85.3 1 36.0 -50.3 283 12 427.6 427.6 308.6 427.7 0.00 47 100 15970 -47.5 -84.5 1 37.0 -48.7 265 17 435.9 435.9 309.4 436.0 0.00 48 70 18310 -48.5 -85.5 1 37.0 -50.0 360 1 480.6 480.6 313.5 480.6 0.00 49 52 20279 -46.1 -85.1 0 39.0 -48.5 65 2 528.9 528.9 316.9 528.9 0.01 50 50 20540 -47.1 -86.1 0 39.0 -49.4 175 11 532.5 532.5 317.1 532.5 0.00 51 32 23477 -50.7 -86.7 1 36.0 -53.0 197 5 595.3 595.3 320.4 595.4 0.01 52 30 23900 -48.9 -86.9 0 38.0 -51.8 180 2 611.3 611.3 321.1 611.4 0.01 53 20 26560 -48.3 -87.3 0 39.0 -52.3 115 20 688.3 688.3 324.0 688.4 0.01 54 17 27631 -47.1 -86.1 0 39.0 -52.0 106 14 724.9 724.9 325.2 725.0 0.01 55 10 31120 -49.7 -87.7 0 38.0 -55.4 70 11 834.0 834.0 328.0 834.2 0.02 56 9.0 31814 -46.7 -85.7 0 39.0 -54.1 871.1 871.1 328.8 871.3 0.03 TRP 259 9761 -54.3 -65.3 25 11.0 -54.5 285 45 322.1 322.1 289.4 322.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5220.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.28 inches Sfc-500 mean rel hum: 74.47 % Est. max temperature: 6.62 C = 43.91 F Sfc-Lift cond lev (LCL): 967.40 mb = 315.74 m = 1035.89 ft T: -7.74 C 700-500 lapse rate: 5.28 C/km ThetaE index: 0.18 C Layer 924.0- 907.0 mb Conv cond level (CCL): 667.99 mb = 3165.71 m = 10386.07 ft Mean mixing ratio: 1.42 g/kg Conv temperature: 13.87 C = 56.97 F Cap Strength: 16.61 C Lifted Index: 21.66 C Risk: None Lifted Index @300 mb: 31.84 C Lifted Index @700 mb: 13.27 C Showalter Index: 12.87 C Risk: None Total Totals Index: 35.00 C Risk: None Vertical Totals Index: 22.00 C Cross Totals Index: 13.00 C K Index: 5.10 Risk: None Sweat Index: 203.25 Risk: None Energy Index: 3.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 38.86 J/kg Max Up Vert Vel: 8.82 m/s Conv Inhibition (B-): 87012.70 J/kg Cap Strength: 21.03 C Lift Cond Lev (LCL): 879.23 mb = 1061.16 m = 3481.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 258 at 18 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 1004 27 160 16 -5.5 15.0 | 117 26 -22.9 11.5 1 1000 60 170 11 -1.9 10.8 | 111 21 -19.4 7.3 2 969 305 195 15 3.9 14.5 | 129 17 -13.6 10.9 3 931 610 180 15 0.0 15.0 | 123 21 -17.5 11.4 4 925 663 175 21 -1.8 20.9 | 132 26 -19.3 17.3 5 896 914 175 20 -1.7 19.9 | 130 25 -19.2 16.3 6 862 1219 195 22 5.7 21.3 | 146 21 -11.8 17.7 7 850 1327 200 20 6.8 18.8 | 145 19 -10.6 15.2 8 796 1829 215 31 17.8 25.4 | 181 22 0.3 21.8 9 765 2134 225 35 24.7 24.7 | 199 22 7.3 21.2 10 735 2438 240 28 24.2 14.0 | 213 12 6.8 10.4 11 707 2743 230 18 13.8 11.6 | 155 9 -3.7 8.0 12 700 2817 225 17 12.0 12.0 | 147 10 -5.4 8.4 13 678 3048 220 16 10.3 12.3 | 140 11 -7.2 8.7 14 624 3658 220 23 14.8 17.6 | 169 14 -2.7 14.0 15 599 3962 230 23 17.6 14.8 | 181 11 0.2 11.2 16 574 4267 225 23 16.3 16.3 | 175 13 -1.2 12.7 17 528 4877 245 26 23.6 11.0 | 219 10 6.1 7.4 18 500 5280 260 30 29.5 5.2 | 262 12 12.1 1.6 19 486 5486 270 28 28.0 -0.0 | 289 11 10.5 -3.6 20 446 6096 270 34 34.0 -0.0 | 282 17 16.5 -3.6 21 400 6860 290 42 39.5 -14.4 | 309 28 22.0 -17.9 22 357 7620 290 39 36.6 -13.3 | 311 26 19.2 -16.9 23 312 8534 295 48 43.5 -20.3 | 313 35 26.0 -23.9 24 300 8800 295 44 39.9 -18.6 | 315 32 22.4 -22.2 25 285 9144 295 43 39.0 -18.2 | 315 31 21.5 -21.8 26 259 9754 285 43 41.5 -11.1 | 301 28 24.1 -14.7 27 259 9761 285 45 43.5 -11.6 | 300 30 26.0 -15.2 28 250 9990 295 45 40.8 -19.0 | 314 32 23.3 -22.6 29 236 10363 300 42 36.4 -21.0 | 322 31 18.9 -24.6 30 225 10668 285 40 38.6 -10.4 | 303 25 21.2 -13.9 31 200 11430 295 38 34.4 -16.1 | 319 26 17.0 -19.6 32 170 12497 305 31 25.4 -17.8 | 340 23 7.9 -21.4 33 150 13300 300 22 19.1 -11.0 | 354 15 1.6 -14.6 34 147 13411 290 18 16.9 -6.2 | 3 10 -0.5 -9.7 35 141 13716 305 18 14.7 -10.3 | 11 14 -2.7 -13.9 36 134 14021 285 17 16.4 -4.4 | 7 8 -1.0 -8.0 37 123 14630 310 15 11.5 -9.6 | 24 15 -6.0 -13.2 38 117 14935 290 14 13.2 -4.8 | 27 9 -4.3 -8.4 39 112 15240 295 13 11.8 -5.5 | 32 11 -5.7 -9.1 40 107 15545 305 15 12.3 -8.6 | 23 13 -5.2 -12.2 41 102 15850 265 10 10.0 0.9 | 70 8 -7.5 -2.7 42 100 15970 265 17 16.9 1.5 | 14 2 -0.5 -2.1 43 97 16154 265 17 16.9 1.5 | 14 2 -0.5 -2.1 44 89 16764 290 10 9.4 -3.4 | 49 11 -8.1 -7.0 45 81 17374 0 0 -0.0 -0.0 | 78 18 -17.5 -3.6 46 74 17983 220 10 6.4 7.7 | 110 12 -11.0 4.1 47 70 18310 360 1 -0.0 -1.0 | 75 18 -17.5 -4.6 48 51 20422 70 2 -1.9 -0.7 | 78 20 -19.3 -4.3 49 50 20540 175 11 -1.0 11.0 | 112 20 -18.4 7.4 50 49 20726 130 10 -7.7 6.4 | 96 25 -25.1 2.8 51 46 21031 215 15 8.6 12.3 | 135 12 -8.9 8.7 52 44 21336 255 10 9.7 2.6 | 83 8 -7.8 -1.0 53 40 21946 225 10 7.1 7.1 | 109 11 -10.4 3.5 54 39 22250 245 12 10.9 5.1 | 103 7 -6.6 1.5 55 30 23900 180 2 0.0 2.0 | 85 18 -17.5 -1.6 56 29 24079 0 0 -0.0 -0.0 | 78 18 -17.5 -3.6 57 23 25603 80 10 -9.8 -1.7 | 79 28 -27.3 -5.3 58 21 26213 110 16 -15.0 5.5 | 93 33 -32.5 1.9 59 20 26518 85 10 -10.0 -0.9 | 81 28 -27.4 -4.5 60 20 26560 115 20 -18.1 8.5 | 98 36 -35.6 4.9 61 19 26822 115 20 -18.1 8.5 | 98 36 -35.6 4.9 62 18 27432 125 17 -13.9 9.8 | 101 32 -31.4 6.2 63 17 27737 95 12 -12.0 1.0 | 85 30 -29.4 -2.5 64 16 28042 100 19 -18.7 3.3 | 90 36 -36.2 -0.3 65 15 28346 140 16 -10.3 12.3 | 107 29 -27.7 8.7 66 15 28651 90 15 -15.0 0.0 | 84 33 -32.5 -3.6 67 14 28956 115 15 -13.6 6.3 | 95 31 -31.1 2.8 68 13 29261 140 10 -6.4 7.7 | 100 24 -23.9 4.1 69 13 29566 130 13 -10.0 8.4 | 100 28 -27.4 4.8 70 12 29870 150 12 -6.0 10.4 | 106 24 -23.5 6.8 71 10 31120 70 11 -10.3 -3.8 | 75 29 -27.8 -7.3 Wind Parameters Mean winds (0-6000m): 228.4 at 23.8 knts Storm direction: 258.4 at 17.8 knts Shear (0-3000m) pos: 4.7 neg: 2.0 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 24.4 deg Storm rel helicity (0-3000m) pos: 202.1 neg: -45.9 tot: 156.2 m^2/s^2 ave: 52.1 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 12.8 stream: 3.8 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 1.08 Bulk Shear: 36.06 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 ------------------------------------------------------------------------------- 500 186 14 123 19| 6.7 0.0 6.7| 21.7 -9.3 12.4 24.8 0.20| 13.6 2.7 1000 181 17 127 22| 3.4 3.0 6.3| 52.4 -11.2 41.2 41.2 0.32| 11.8 3.7 1500 187 18 134 21| 5.6 2.0 7.6|101.0 -13.4 87.6 58.4 0.45| 12.1 5.4 2000 197 21 146 20| 7.3 1.5 8.8|168.3 -13.4 155.0 77.5 0.58| 12.3 7.2 2500 206 23 157 19| 5.7 1.2 6.9|202.1 -21.4 180.8 72.3 0.50| 13.2 6.5 3000 210 22 158 17| 4.7 2.0 6.7|202.1 -45.9 156.2 52.1 0.29| 12.8 3.8 4000 213 22 160 16| 4.0 1.5 5.5|230.0 -45.9 184.1 46.0 0.36| 10.9 3.9 5000 218 22 166 15| 4.3 1.2 5.4|261.3 -48.6 212.7 42.5 0.41| 10.1 4.2 6000 228 24 181 12| 4.1 0.8 4.8|291.3 -53.3 238.0 39.7 0.44| 9.7 4.3 Wrote GIF file: /home/apache/climate/data/raob//CYCB/skewt/CYCB.skewt.20250418.12.gif