UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for CYRB... Searching the city database file for: CYRB ... Date:1200Z 18 OCT 25 Station: CYRB WMO ident: 71924 Latitude: 74.70 Longitude: -94.97 Elevation: 46.00 ------------------------------------------------------------------------------- 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 1011 46 -2.5 -3.4 94 0.9 -2.9 85 13 269.8 270.3 269.7 277.7 2.94 1 1000 132 -2.5 -3.3 94 0.8 -2.8 90 17 270.6 271.1 270.4 278.7 2.99 2 925 746 -6.5 -6.6 99 0.1 -6.5 100 19 272.7 273.1 270.9 279.6 2.52 3 850 1402 -10.5 -10.8 98 0.3 -10.6 100 21 275.1 275.5 271.5 280.7 1.97 4 839 1502 -10.9 -11.4 96 0.5 -11.1 104 21 275.8 276.1 271.8 281.1 1.90 5 829 1595 -9.5 -10.5 92 1.0 -9.8 103 19 278.2 278.5 273.5 284.0 2.07 6 700 2887 -15.5 -20.3 67 4.8 -16.6 125 10 285.3 285.5 275.9 288.6 1.09 7 669 3228 -16.9 -24.9 50 8.0 -18.4 136 9 287.5 287.6 276.6 289.8 0.76 8 635 3617 -19.5 -28.5 45 9.0 -21.0 170 8 288.8 288.9 277.0 290.6 0.57 9 615 3854 -21.1 -32.1 37 11.0 -22.6 192 8 289.6 289.7 277.2 291.0 0.42 10 595 4098 -21.3 -47.3 8 26.0 -23.6 214 9 292.2 292.2 277.9 292.5 0.09 11 526 5002 -24.3 -43.3 16 19.0 -26.1 223 6 299.0 299.1 281.1 299.6 0.16 12 500 5370 -26.3 -47.3 12 21.0 -28.0 230 13 301.0 301.0 281.9 301.4 0.11 13 468 5844 -29.3 -52.3 9 23.0 -30.8 239 19 303.0 303.0 282.7 303.2 0.06 14 460 5966 -28.9 -55.9 6 27.0 -30.5 242 22 305.0 305.0 283.5 305.2 0.04 15 431 6428 -32.1 -53.1 11 21.0 -33.3 245 24 306.7 306.7 284.1 306.9 0.06 16 422 6576 -32.9 -44.9 29 12.0 -33.8 245 24 307.5 307.5 284.6 308.1 0.17 17 408 6812 -34.1 -51.1 16 17.0 -35.1 245 24 308.9 308.9 285.0 309.2 0.09 18 400 6950 -35.5 -50.5 20 15.0 -36.4 245 24 308.9 308.9 285.0 309.2 0.09 19 382 7269 -38.3 -50.3 27 12.0 -38.9 243 26 309.3 309.3 285.2 309.6 0.10 20 362 7637 -40.9 -42.4 85 1.5 -41.0 240 28 310.6 310.6 285.8 311.5 0.25 21 344 7983 -43.1 -48.1 58 5.0 -43.3 237 30 312.2 312.2 286.3 312.7 0.14 22 328 8302 -45.9 -47.8 81 1.9 -46.0 236 31 312.6 312.6 286.4 313.2 0.15 23 307 8739 -49.7 -51.0 86 1.3 -49.7 243 35 313.2 313.2 286.6 313.7 0.11 24 300 8890 -50.7 -52.6 80 1.9 -50.8 245 36 313.9 313.9 286.8 314.3 0.10 25 271 9545 -55.5 -58.7 67 3.2 -55.6 250 41 316.2 316.2 287.5 316.4 0.05 26 266 9664 -55.1 -70.1 14 15.0 -55.3 249 41 318.4 318.5 288.2 318.5 0.01 27 262 9761 -55.7 -69.7 16 14.0 -55.9 248 41 319.0 319.0 288.4 319.0 0.01 28 250 10060 -54.9 -70.9 12 16.0 -55.1 245 42 324.4 324.4 290.1 324.5 0.01 29 233 10512 -52.7 -74.7 5 22.0 -53.0 247 46 334.4 334.4 292.9 334.4 0.01 30 227 10680 -53.5 -76.5 4 23.0 -53.8 250 44 335.7 335.7 293.2 335.7 0.01 31 223 10795 -51.7 -77.7 3 26.0 -52.1 250 42 340.1 340.1 294.4 340.2 0.00 32 215 11031 -52.1 -77.1 3 25.0 -52.5 250 37 343.1 343.1 295.1 343.1 0.00 33 200 11500 -51.5 -80.5 2 29.0 -51.9 245 37 351.2 351.2 296.9 351.2 0.00 34 179 12222 -49.9 -81.9 1 32.0 -50.4 241 35 365.2 365.2 299.7 365.2 0.00 35 150 13370 -52.3 -83.3 1 31.0 -52.8 250 30 380.0 380.0 302.2 380.0 0.00 36 113 15189 -55.3 -85.3 1 30.0 -55.8 257 24 406.4 406.4 306.0 406.4 0.00 37 100 15970 -54.3 -86.3 1 32.0 -54.9 250 30 422.8 422.8 308.0 422.8 0.00 38 70 18240 -56.1 -87.1 1 31.0 -56.8 275 18 464.4 464.4 312.1 464.4 0.00 39 61 19116 -56.1 -87.1 1 31.0 -56.9 279 25 483.0 483.0 313.7 483.0 0.00 40 50 20370 -59.9 -88.9 1 29.0 -60.5 295 24 502.3 502.3 315.1 502.3 0.00 41 46 20889 -61.3 -89.3 1 28.0 -61.9 295 22 511.1 511.1 315.7 511.1 0.00 42 30 23520 -64.7 -90.7 2 26.0 -65.2 310 26 568.3 568.3 319.0 568.3 0.00 43 20 25970 -67.9 -92.9 2 25.0 -68.4 295 25 628.3 628.3 321.8 628.4 0.00 44 15 27690 -70.9 -93.9 2 23.0 -71.3 314 30 672.2 672.2 323.5 672.3 0.00 45 10 30110 -68.3 -93.3 2 25.0 -69.2 310 22 764.6 764.6 326.3 764.6 0.01 46 7.0 32233 -71.5 -94.5 2 23.0 -72.3 833.5 833.5 328.0 833.5 0.01 47 4.8 34491 -66.3 -93.3 1 27.0 -68.4 952.4 952.4 330.4 952.5 0.01 48 4.4 35016 -67.5 -93.5 1 26.0 -69.5 970.7 970.7 330.7 970.9 0.01 TRP 271 9545 -55.5 -58.7 67 3.2 -55.6 250 41 316.2 316.2 287.5 316.4 0.05 WND Sounding variables and indices 1000-500 mb thick: 5238.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.30 inches Sfc-500 mean rel hum: 59.65 % Est. max temperature: 2.48 C = 36.47 F Sfc-Lift cond lev (LCL): 996.63 mb = 158.61 m = 520.38 ft T: -2.67 C 700-500 lapse rate: 4.35 C/km Conv cond level (CCL): 948.58 mb = 547.72 m = 1796.95 ft Mean mixing ratio: 2.73 g/kg Conv temperature: -0.28 C = 31.49 F Cap Strength: 17.11 C Lifted Index: 18.33 C Risk: None Lifted Index @300 mb: 24.63 C Lifted Index @700 mb: 7.80 C Showalter Index: 17.10 C Risk: None Total Totals Index: 31.30 C Risk: None Vertical Totals Index: 15.80 C Cross Totals Index: 15.50 C K Index: 0.20 Risk: None Sweat Index: 55.00 Risk: None Energy Index: 4.35 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.28 J/kg Max Up Vert Vel: 4.53 m/s Conv Inhibition (B-): 65136.84 J/kg Cap Strength: 18.15 C Lift Cond Lev (LCL): 953.30 mb = 508.66 m = 1668.80 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 172 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 1011 46 85 13 -13.0 -1.1 | 48 16 -11.7 -10.4 1 1000 132 90 17 -17.0 0.0 | 59 18 -15.8 -9.3 2 978 305 95 17 -16.9 1.5 | 64 18 -15.7 -7.8 3 941 610 95 19 -18.9 1.7 | 67 19 -17.7 -7.6 4 925 746 100 19 -18.7 3.3 | 71 18 -17.5 -6.0 5 905 914 100 20 -19.7 3.5 | 72 19 -18.4 -5.8 6 870 1219 110 20 -18.8 6.8 | 82 18 -17.5 -2.5 7 850 1402 100 21 -20.7 3.6 | 74 20 -19.4 -5.7 8 837 1524 105 21 -20.3 5.4 | 79 19 -19.0 -3.9 9 804 1829 95 11 -11.0 1.0 | 49 13 -9.7 -8.3 10 772 2134 135 13 -9.2 9.2 | 89 8 -7.9 -0.1 11 742 2438 125 8 -6.6 4.6 | 48 7 -5.3 -4.7 12 713 2743 150 9 -4.5 7.8 | 65 4 -3.3 -1.5 13 700 2887 125 10 -8.2 5.7 | 63 8 -6.9 -3.6 14 685 3048 120 10 -8.7 5.0 | 60 9 -7.4 -4.3 15 631 3658 175 8 -0.7 8.0 | 338 1 0.5 -1.3 16 581 4267 230 9 6.9 5.8 | 293 9 8.1 -3.5 17 535 4877 215 3 1.7 2.5 | 337 7 3.0 -6.8 18 513 5182 235 10 8.2 5.7 | 291 10 9.4 -3.6 19 500 5370 230 13 10.0 8.4 | 275 11 11.2 -0.9 20 492 5486 230 13 10.0 8.4 | 275 11 11.2 -0.9 21 451 6096 245 24 21.8 10.1 | 268 23 23.0 0.8 22 400 6950 245 24 21.8 10.1 | 268 23 23.0 0.8 23 362 7620 240 28 24.2 14.0 | 260 26 25.5 4.7 24 331 8230 235 31 25.4 17.8 | 252 28 26.6 8.5 25 300 8890 245 36 32.6 15.2 | 260 34 33.9 5.9 26 288 9144 240 39 33.8 19.5 | 254 36 35.0 10.2 27 271 9545 250 41 38.5 14.0 | 263 40 39.8 4.7 28 250 10060 245 42 38.1 17.7 | 258 40 39.3 8.5 29 239 10363 245 47 42.6 19.9 | 256 45 43.8 10.6 30 228 10668 250 44 41.3 15.0 | 262 43 42.6 5.8 31 207 11278 250 33 31.0 11.3 | 266 32 32.3 2.0 32 200 11500 245 37 33.5 15.6 | 260 35 34.8 6.3 33 197 11582 245 38 34.4 16.1 | 259 36 35.7 6.8 34 180 12192 240 36 31.2 18.0 | 255 34 32.4 8.7 35 172 12497 255 30 29.0 7.8 | 273 30 30.2 -1.5 36 156 13106 240 35 30.3 17.5 | 255 33 31.6 8.2 37 150 13370 250 30 28.2 10.3 | 268 29 29.4 1.0 38 142 13716 245 30 27.2 12.7 | 263 29 28.4 3.4 39 129 14326 270 29 29.0 -0.0 | 287 32 30.2 -9.3 40 123 14630 250 26 24.4 8.9 | 271 26 25.7 -0.4 41 118 14935 265 27 26.9 2.4 | 284 29 28.1 -6.9 42 112 15240 255 23 22.2 6.0 | 278 24 23.5 -3.3 43 100 15970 250 30 28.2 10.3 | 268 29 29.4 1.0 44 97 16154 250 30 28.2 10.3 | 268 29 29.4 1.0 45 88 16764 275 27 26.9 -2.4 | 292 30 28.1 -11.7 46 80 17374 250 21 19.7 7.2 | 276 21 21.0 -2.1 47 70 18240 275 18 17.9 -1.6 | 300 22 19.2 -10.9 48 66 18593 260 21 20.7 3.6 | 284 23 21.9 -5.7 49 63 18898 285 28 27.0 -7.2 | 300 33 28.3 -16.5 50 55 19812 260 16 15.8 2.8 | 291 18 17.0 -6.5 51 50 20370 295 24 21.8 -10.1 | 310 30 23.0 -19.4 52 47 20726 295 25 22.7 -10.6 | 310 31 23.9 -19.9 53 45 21031 295 20 18.1 -8.5 | 312 26 19.4 -17.8 54 43 21336 265 20 19.9 1.7 | 290 22 21.2 -7.6 55 37 22250 300 20 17.3 -10.0 | 316 27 18.6 -19.3 56 32 23165 270 22 22.0 -0.0 | 292 25 23.2 -9.3 57 30 23520 310 26 19.9 -16.7 | 321 34 21.2 -26.0 58 29 23774 300 32 27.7 -16.0 | 311 38 29.0 -25.3 59 27 24079 315 19 13.4 -13.4 | 327 27 14.7 -22.7 60 26 24384 295 30 27.2 -12.7 | 308 36 28.4 -22.0 61 24 24994 305 19 15.6 -10.9 | 320 26 16.8 -20.2 62 22 25298 290 19 17.9 -6.5 | 310 25 19.1 -15.8 63 21 25603 295 32 29.0 -13.5 | 307 38 30.2 -22.8 64 20 25908 310 23 17.6 -14.8 | 322 31 18.9 -24.1 65 20 25970 295 25 22.7 -10.6 | 310 31 23.9 -19.9 66 19 26213 295 17 15.4 -7.2 | 315 23 16.7 -16.5 67 17 26822 295 25 22.7 -10.6 | 310 31 23.9 -19.9 68 16 27432 320 29 18.6 -22.2 | 328 37 19.9 -31.5 69 13 28346 300 32 27.7 -16.0 | 311 38 29.0 -25.3 70 12 29261 330 36 18.0 -31.2 | 335 45 19.2 -40.5 71 11 29566 330 34 17.0 -29.4 | 335 43 18.2 -38.7 72 10 29870 330 23 11.5 -19.9 | 336 32 12.7 -29.2 73 10 30110 310 22 16.9 -14.1 | 322 30 18.1 -23.4 74 10 30175 300 10 8.7 -5.0 | 325 17 9.9 -14.3 Wind Parameters Mean winds (0-6000m): 142.4 at 12.5 knts Storm direction: 172.4 at 9.4 knts Shear (0-3000m) pos: 1.7 neg: 0.5 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 11.6 deg Storm rel helicity (0-3000m) pos: 70.4 neg: -48.9 tot: 21.6 m^2/s^2 ave: 7.2 10^-3 m/s^2 rel: 0.09 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.46 Bulk Shear: 22.34 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 93 17 62 18| 6.4 0.0 6.4| 24.5 0.0 24.5 48.9 0.77| 7.2 5.5 1000 96 18 67 18| 4.6 0.0 4.6| 41.7 0.0 41.7 41.7 0.79| 5.7 4.5 1500 100 19 71 19| 3.0 0.1 3.1| 50.7 -8.8 42.0 28.0 0.55| 5.6 3.1 2000 100 18 69 17| 2.2 0.1 2.2| 64.0 -37.9 26.1 13.0 0.21| 8.1 1.7 2500 104 16 70 15| 2.0 0.1 2.1| 69.2 -47.5 21.8 8.7 0.10| 8.3 0.8 3000 107 15 70 14| 1.7 0.5 2.2| 70.4 -48.9 21.6 7.2 0.09| 8.2 0.7 4000 115 13 71 12| 2.9 0.4 3.2| 71.6 -51.1 20.5 5.1 0.01| 7.9 0.0 5000 122 12 72 9| 2.2 0.3 2.6| 83.5 -58.0 25.5 5.1 0.04| 7.6 0.3 6000 142 13 95 6| 3.3 0.3 3.6| 84.1 -78.0 6.1 1.0 -0.05| 7.8 -0.4 Wrote GIF file: /home/apache/climate/data/raob//CYRB/skewt/CYRB.skewt.20251018.12.gif