UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for CYCB... Searching the city database file for: CYCB ... Date:1200Z 20 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 1001 27 -21.3 -23.4 83 2.1 -21.5 240 13 251.8 251.9 251.5 253.3 0.58 1 1000 37 -21.3 -23.3 84 2.0 -21.5 245 10 251.9 251.9 251.6 253.4 0.58 2 973 240 -17.7 -19.8 84 2.1 -18.0 272 17 257.5 257.6 256.8 259.7 0.82 3 956 372 -17.5 -19.5 84 2.0 -17.9 279 21 259.0 259.1 258.1 261.3 0.85 4 943 475 -17.7 -20.7 77 3.0 -18.2 277 24 259.8 259.9 258.6 261.9 0.78 5 925 619 -18.7 -21.7 77 3.0 -19.1 275 29 260.2 260.3 258.8 262.2 0.73 6 894 873 -19.7 -23.1 74 3.4 -20.2 279 26 261.7 261.8 259.9 263.6 0.67 7 850 1248 -18.9 -23.1 69 4.2 -19.6 265 25 266.3 266.5 263.4 268.3 0.70 8 811 1599 -17.5 -22.1 67 4.6 -18.3 278 19 271.4 271.6 267.2 273.8 0.80 9 790 1795 -18.7 -23.7 65 5.0 -19.5 271 17 272.2 272.3 267.5 274.3 0.71 10 772 1967 -17.3 -23.3 60 6.0 -18.3 261 19 275.5 275.6 269.8 277.7 0.76 11 770 1986 -17.3 -21.8 68 4.5 -18.1 260 19 275.7 275.9 270.1 278.2 0.87 12 700 2696 -20.3 -29.3 44 9.0 -21.5 230 26 280.0 280.1 272.0 281.5 0.48 13 697 2728 -20.5 -30.5 40 10.0 -21.8 230 26 280.1 280.2 272.0 281.5 0.43 14 686 2845 -21.1 -28.1 53 7.0 -22.1 227 27 280.7 280.8 272.6 282.4 0.55 15 679 2921 -20.9 -32.9 33 12.0 -22.4 224 27 281.8 281.8 272.8 282.9 0.35 16 667 3052 -21.3 -34.3 30 13.0 -22.8 220 28 282.8 282.8 273.3 283.8 0.31 17 569 4203 -30.1 -41.1 33 11.0 -30.9 211 30 285.6 285.6 274.6 286.2 0.18 18 500 5110 -36.9 -48.9 28 12.0 -37.5 205 28 288.0 288.1 275.8 288.4 0.09 19 496 5166 -37.3 -50.3 25 13.0 -37.9 205 29 288.2 288.2 275.9 288.5 0.08 20 491 5236 -36.5 -57.5 10 21.0 -37.2 201 30 290.0 290.0 276.7 290.2 0.03 21 488 5279 -35.9 -55.9 11 20.0 -36.7 199 31 291.3 291.3 277.4 291.4 0.04 22 400 6650 -41.5 -63.5 7 22.0 -42.1 185 43 301.1 301.1 281.8 301.1 0.02 23 388 6855 -42.3 -67.3 5 25.0 -42.9 185 46 302.6 302.6 282.5 302.7 0.01 24 365 7266 -43.3 -67.3 5 24.0 -43.8 190 45 306.6 306.6 284.1 306.7 0.01 25 312 8317 -43.9 -67.9 5 24.0 -44.5 190 33 319.9 319.9 288.7 319.9 0.01 26 300 8580 -43.3 -72.3 3 29.0 -44.0 160 30 324.3 324.3 290.1 324.4 0.01 27 281 9020 -43.7 -74.7 2 31.0 -44.4 169 24 329.9 329.9 291.7 329.9 0.01 28 266 9391 -41.5 -76.5 1 35.0 -42.4 195 21 338.3 338.3 293.9 338.3 0.00 29 255 9676 -43.1 -78.1 1 35.0 -43.9 189 25 340.1 340.1 294.3 340.1 0.00 30 250 9810 -42.1 -78.1 1 36.0 -43.0 190 23 343.5 343.5 295.1 343.5 0.00 31 247 9892 -41.7 -77.7 1 36.0 -42.6 190 22 345.3 345.3 295.6 345.3 0.00 32 225 10523 -42.9 -78.9 1 36.0 -43.8 178 18 352.8 352.8 297.3 352.8 0.00 33 208 11054 -41.5 -79.5 1 38.0 -42.6 181 13 363.0 363.0 299.3 363.0 0.00 34 200 11320 -41.7 -79.7 1 38.0 -42.9 215 15 366.7 366.7 300.0 366.8 0.00 35 168 12488 -45.9 -80.9 1 35.0 -46.8 132 15 378.5 378.5 302.0 378.5 0.00 36 159 12854 -45.3 -80.3 1 35.0 -46.3 172 15 385.5 385.5 303.1 385.5 0.00 37 150 13240 -47.9 -81.9 1 34.0 -48.7 205 14 387.5 387.5 303.4 387.5 0.00 38 148 13329 -48.5 -82.5 1 34.0 -49.3 212 13 388.0 388.0 303.5 388.0 0.00 39 129 14239 -46.5 -82.5 1 36.0 -47.6 309 4 407.1 407.1 306.2 407.1 0.00 40 112 15177 -47.5 -82.5 1 35.0 -48.6 135 6 422.0 422.0 308.0 422.1 0.00 41 100 15930 -46.1 -83.1 1 37.0 -47.5 220 8 438.7 438.7 309.7 438.7 0.00 42 80 17407 -47.5 -84.5 1 37.0 -49.0 310 7 464.7 464.7 312.2 464.7 0.00 43 70 18290 -46.7 -83.7 1 37.0 -48.5 40 3 484.5 484.5 313.8 484.5 0.01 44 54 20010 -46.3 -84.3 1 38.0 -48.6 90 2 522.7 522.7 316.5 522.8 0.01 45 50 20520 -47.1 -84.1 1 37.0 -49.4 105 2 532.5 532.5 317.1 532.5 0.01 46 47 20928 -47.9 -84.9 1 37.0 -50.1 140 4 540.1 540.1 317.5 540.1 0.01 47 44 21363 -46.9 -83.9 1 37.0 -49.4 174 5 552.8 552.8 318.2 552.8 0.01 48 40 21991 -48.5 -84.5 1 36.0 -50.8 153 6 564.0 564.1 318.9 564.1 0.01 49 34 23063 -46.9 -83.9 1 37.0 -50.0 117 8 595.1 595.1 320.4 595.2 0.01 50 30 23890 -47.3 -85.3 1 38.0 -50.6 90 9 615.7 615.7 321.3 615.8 0.01 51 26 24833 -49.1 -86.1 1 37.0 -52.2 93 9 636.3 636.3 322.2 636.4 0.01 52 25 25090 -48.9 -86.9 0 38.0 -52.2 93 9 644.1 644.1 322.4 644.1 0.01 TRP 365 7266 -43.3 -67.3 5 24.0 -43.8 190 45 306.6 306.6 284.1 306.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5073.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 51.13 % Est. max temperature: -6.84 C = 19.69 F Sfc-Lift cond lev (LCL): 966.91 mb = 287.46 m = 943.09 ft T: -17.63 C 700-500 lapse rate: 6.88 C/km Conv cond level (CCL): 1000.00 mb = 37.00 m = 121.39 ft Mean mixing ratio: 0.75 g/kg Conv temperature: -20.44 C = -4.79 F Cap Strength: 21.62 C Lifted Index: 22.76 C Risk: None Lifted Index @300 mb: 45.33 C Lifted Index @700 mb: 18.23 C Showalter Index: 16.31 C Risk: None Total Totals Index: 31.80 C Risk: None Vertical Totals Index: 18.00 C Cross Totals Index: 13.80 C K Index: -14.10 Risk: None Sweat Index: 78.00 Risk: None Energy Index: 4.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.14 J/kg Max Up Vert Vel: 8.02 m/s Conv Inhibition (B-): 60778.54 J/kg Cap Strength: 22.75 C Lift Cond Lev (LCL): 911.32 mb = 729.90 m = 2394.67 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 256 at 20 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 1001 27 240 13 11.3 6.5 | 103 8 -7.7 1.8 1 1000 37 245 10 9.1 4.2 | 87 10 -9.9 -0.5 2 965 305 280 19 18.7 -3.3 | 2 8 -0.3 -8.0 3 926 610 275 28 27.9 -2.4 | 309 11 8.9 -7.2 4 925 619 275 29 28.9 -2.5 | 306 12 9.9 -7.3 5 889 914 280 26 25.6 -4.5 | 324 11 6.6 -9.3 6 853 1219 270 26 26.0 -0.0 | 304 8 7.0 -4.7 7 850 1248 265 25 24.9 2.2 | 293 6 5.9 -2.6 8 819 1524 280 19 18.7 -3.3 | 2 8 -0.3 -8.0 9 786 1829 270 17 17.0 -0.0 | 23 5 -2.0 -4.7 10 755 2134 250 21 19.7 7.2 | 197 3 0.7 2.4 11 725 2438 235 23 18.8 13.2 | 179 8 -0.1 8.5 12 700 2696 230 26 19.9 16.7 | 184 12 0.9 12.0 13 695 2743 230 26 19.9 16.7 | 184 12 0.9 12.0 14 666 3048 220 28 18.0 21.4 | 177 17 -1.0 16.7 15 612 3658 215 29 16.6 23.8 | 173 19 -2.4 19.0 16 562 4267 210 30 15.0 26.0 | 169 22 -4.0 21.2 17 539 4572 215 24 13.8 19.7 | 161 16 -5.2 14.9 18 517 4877 195 18 4.7 17.4 | 131 19 -14.3 12.6 19 500 5110 205 28 11.8 25.4 | 161 22 -7.2 20.6 20 495 5182 205 29 12.3 26.3 | 163 23 -6.7 21.5 21 473 5486 185 35 3.1 34.9 | 152 34 -15.9 30.1 22 433 6096 180 42 0.0 42.0 | 153 42 -19.0 37.3 23 400 6650 185 43 3.7 42.8 | 158 41 -15.2 38.1 24 379 7010 185 48 4.2 47.8 | 161 46 -14.8 43.1 25 365 7266 190 45 7.8 44.3 | 164 41 -11.2 39.6 26 346 7620 190 39 6.8 38.4 | 160 36 -12.2 33.7 27 302 8534 190 31 5.4 30.5 | 152 29 -13.6 25.8 28 300 8580 160 30 -10.3 28.2 | 129 37 -29.2 23.5 29 289 8839 160 30 -10.3 28.2 | 129 37 -29.2 23.5 30 276 9144 175 20 -1.7 19.9 | 126 26 -20.7 15.2 31 264 9449 200 21 7.2 19.7 | 142 19 -11.8 15.0 32 252 9754 185 26 2.3 25.9 | 142 27 -16.7 21.2 33 250 9810 190 23 4.0 22.7 | 140 23 -15.0 17.9 34 241 10058 190 20 3.5 19.7 | 134 22 -15.5 15.0 35 230 10363 175 14 -1.2 13.9 | 115 22 -20.2 9.2 36 220 10668 180 22 0.0 22.0 | 132 26 -19.0 17.3 37 211 10973 170 13 -2.3 12.8 | 111 23 -21.2 8.1 38 200 11320 215 15 8.6 12.3 | 126 13 -10.4 7.6 39 192 11582 215 15 8.6 12.3 | 126 13 -10.4 7.6 40 184 11887 220 14 9.0 10.7 | 121 12 -10.0 6.0 41 168 12497 130 15 -11.5 9.6 | 99 31 -30.5 4.9 42 160 12802 170 16 -2.8 15.8 | 117 24 -21.8 11.0 43 153 13106 185 12 1.0 12.0 | 112 19 -17.9 7.2 44 150 13240 205 14 5.9 12.7 | 121 15 -13.1 8.0 45 140 13716 240 10 8.7 5.0 | 91 10 -10.3 0.3 46 122 14630 0 0 -0.0 -0.0 | 76 20 -19.0 -4.7 47 111 15240 150 7 -3.5 6.1 | 93 23 -22.5 1.3 48 101 15850 155 10 -4.2 9.1 | 101 24 -23.2 4.3 49 100 15930 220 8 5.1 6.1 | 96 14 -13.8 1.4 50 97 16154 215 11 6.3 9.0 | 109 13 -12.7 4.3 51 88 16764 245 10 9.1 4.2 | 87 10 -9.9 -0.5 52 70 18290 40 3 -1.9 -2.3 | 71 22 -20.9 -7.0 53 50 20520 105 2 -1.9 0.5 | 79 21 -20.9 -4.2 54 44 21336 175 5 -0.4 5.0 | 91 19 -19.4 0.2 55 30 23890 90 9 -9.0 0.0 | 80 28 -28.0 -4.7 56 17 25298 100 10 -9.8 1.7 | 84 29 -28.8 -3.0 Wind Parameters Mean winds (0-6000m): 226.0 at 26.1 knts Storm direction: 256.0 at 19.6 knts Shear (0-3000m) pos: 2.1 neg: 4.2 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 74.3 deg Storm rel helicity (0-3000m) pos: 29.8 neg: -58.2 tot: -28.3 m^2/s^2 ave: -9.4 10^-3 m/s^2 rel: -0.27 Storm rel vorticity (0-3000m) horiz: 11.5 stream: -3.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.66 Bulk Shear: 48.80 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 ------------------------------------------------------------------------------- 500 273 18 11 6| 17.4 0.0 17.4| 0.0 -32.1 -32.1 -64.3 -0.92| 19.9-18.3 1000 276 23 334 8| 8.7 0.2 8.9| 10.8 -42.4 -31.6 -31.6 -0.64| 14.4 -9.2 1500 274 23 329 8| 4.1 0.2 4.3| 23.9 -48.6 -24.8 -16.5 -0.33| 13.6 -4.5 2000 274 22 336 7| 3.1 2.0 5.1| 27.6 -49.2 -21.6 -10.8 -0.25| 12.5 -3.2 2500 267 22 324 5| 2.5 3.6 6.1| 28.4 -51.4 -23.0 -9.2 -0.28| 12.3 -3.5 3000 260 23 283 3| 2.1 4.2 6.2| 29.8 -58.2 -28.3 -9.4 -0.27| 11.5 -3.1 4000 246 24 211 6| 1.5 3.7 5.2| 29.8 -68.3 -38.4 -9.6 -0.28| 9.2 -2.6 5000 238 24 191 8| 1.6 3.2 4.8| 57.6-119.0 -61.4 -12.3 -0.28| 9.5 -2.7 6000 226 26 179 13| 1.3 4.4 5.7| 84.1-155.1 -70.9 -11.8 -0.22| 10.0 -2.2 Wrote GIF file: /home/apache/climate/data/raob//CYCB/skewt/CYCB.skewt.20250420.12.gif