UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100900.upa.cvt Date: 0000Z 9 OCT 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:0000Z 9 OCT 25 Station: CYAH WMO ident: 71823 Latitude: 53.75 Longitude: -73.68 Elevation: 306.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 185 SFC 986 306 1.6 0.6 93 1.0 1.2 235 5 275.9 276.5 275.0 286.9 4.05 2 951 593 0.8 -2.0 82 2.8 -0.3 292 17 277.9 278.5 275.3 287.5 3.47 3 925 812 -1.1 -2.6 90 1.5 -1.7 295 23 278.2 278.8 275.5 287.6 3.41 4 883 1180 -3.7 -3.8 99 0.1 -3.7 305 23 279.2 279.8 275.8 288.3 3.26 5 850 1480 -5.5 -8.7 78 3.2 -6.5 315 23 280.4 280.8 275.1 287.0 2.33 6 826 1704 -7.3 -10.6 77 3.3 -8.3 312 25 280.8 281.1 274.9 286.7 2.06 7 796 1991 -9.5 -11.0 89 1.5 -9.9 307 26 281.4 281.8 275.3 287.4 2.07 8 771 2237 -11.1 -14.8 74 3.7 -12.1 308 27 282.3 282.6 275.0 286.9 1.57 9 761 2337 -11.9 -12.5 95 0.6 -12.1 311 28 282.5 282.8 275.6 288.0 1.92 10 737 2582 -13.3 -17.5 71 4.2 -14.3 313 28 283.5 283.8 275.3 287.4 1.31 11 721 2749 -14.3 -19.2 66 4.9 -15.4 310 27 284.2 284.4 275.5 287.7 1.16 12 700 2972 -16.1 -19.4 76 3.3 -16.8 305 26 284.7 284.9 275.7 288.2 1.17 13 644 3593 -21.3 -21.8 96 0.5 -21.4 299 23 285.6 285.8 276.0 288.8 1.04 14 633 3719 -21.9 -26.0 69 4.1 -22.5 300 23 286.4 286.5 275.9 288.6 0.72 15 583 4317 -27.7 -28.0 97 0.3 -27.8 307 24 286.4 286.5 275.9 288.4 0.65 16 578 4379 -26.3 -35.3 42 9.0 -27.3 310 23 288.7 288.8 276.6 289.8 0.33 17 570 4480 -25.7 -38.7 29 13.0 -27.0 315 20 290.6 290.6 277.3 291.4 0.24 18 550 4738 -26.9 -45.9 15 19.0 -28.3 328 18 292.2 292.2 277.9 292.6 0.11 19 524 5085 -28.5 -48.5 13 20.0 -29.9 329 15 294.3 294.3 278.9 294.6 0.09 20 508 5307 -29.3 -45.3 20 16.0 -30.5 323 12 296.0 296.0 279.7 296.4 0.13 21 500 5420 -30.3 -42.3 30 12.0 -31.3 320 10 296.1 296.1 279.9 296.7 0.18 22 494 5506 -31.1 -41.1 37 10.0 -31.9 315 11 296.1 296.2 280.0 296.9 0.21 23 407 6852 -41.7 -54.7 23 13.0 -42.2 335 12 299.3 299.3 281.1 299.5 0.06 24 400 6970 -42.5 -54.5 26 12.0 -42.9 335 12 299.8 299.8 281.3 300.0 0.06 25 376 7385 -46.1 -57.1 28 11.0 -46.4 329 11 300.3 300.4 281.5 300.5 0.05 26 354 7784 -48.1 -57.1 35 9.0 -48.3 325 18 302.9 302.9 282.6 303.1 0.05 27 344 7972 -49.3 -59.3 30 10.0 -49.5 325 20 303.7 303.7 283.0 303.9 0.04 28 313 8591 -49.5 -64.5 16 15.0 -49.8 325 23 311.8 311.8 286.0 311.9 0.02 29 300 8870 -48.3 -66.3 11 18.0 -48.7 315 27 317.3 317.3 287.9 317.3 0.02 30 266 9666 -44.7 -75.7 2 31.0 -45.3 305 25 333.6 333.6 292.7 333.7 0.00 31 250 10080 -44.1 -74.1 2 30.0 -44.8 300 29 340.5 340.5 294.4 340.5 0.01 32 241 10327 -43.5 -76.5 1 33.0 -44.3 304 28 345.0 345.0 295.5 345.0 0.00 33 200 11580 -45.3 -80.3 1 35.0 -46.1 285 27 361.0 361.0 298.9 361.1 0.00 34 150 13490 -47.5 -82.5 1 35.0 -48.3 290 34 388.2 388.2 303.5 388.2 0.00 35 135 14182 -48.3 -83.3 1 35.0 -49.1 276 35 398.7 398.7 305.0 398.7 0.00 36 133 14280 -47.5 -82.5 1 35.0 -48.4 272 36 401.8 401.8 305.5 401.8 0.00 37 124 14739 -49.5 -83.5 1 34.0 -50.3 280 39 406.3 406.3 306.0 406.3 0.00 38 117 15119 -49.1 -83.1 1 34.0 -50.0 288 36 413.9 413.9 307.0 413.9 0.00 39 101 16076 -51.5 -84.5 1 33.0 -52.3 278 34 427.0 427.0 308.5 427.0 0.00 40 100 16140 -51.5 -84.5 1 33.0 -52.3 280 34 428.2 428.2 308.6 428.2 0.00 41 95 16474 -50.3 -84.3 1 34.0 -51.2 280 34 436.9 436.9 309.6 436.9 0.00 42 82 17427 -53.9 -86.9 1 33.0 -54.6 253 27 448.3 448.3 310.7 448.3 0.00 43 70 18440 -55.3 -87.3 1 32.0 -56.1 280 27 466.1 466.1 312.3 466.1 0.00 44 50 20590 -55.3 -87.3 1 32.0 -56.3 220 15 513.2 513.2 315.8 513.2 0.00 45 44 21402 -57.7 -88.7 1 31.0 -58.6 244 22 526.4 526.4 316.7 526.4 0.00 46 30 23830 -56.1 -88.1 1 32.0 -57.5 275 14 591.7 591.7 320.2 591.7 0.01 47 28 24267 -54.9 -88.9 1 34.0 -56.6 275 12 606.8 606.8 320.9 606.9 0.01 48 25 24983 -57.9 -89.9 1 32.0 -59.3 211 10 618.2 618.2 321.4 618.2 0.00 49 20 26400 -53.1 -88.1 1 35.0 -55.8 280 20 673.6 673.6 323.6 673.7 0.01 50 16 27833 -54.7 -88.7 1 34.0 -57.4 271 17 712.8 712.8 324.8 712.9 0.01 51 12 29692 -50.3 -87.3 0 37.0 -55.1 236 15 789.5 789.5 327.0 789.7 0.02 52 11 30260 -50.7 -86.7 1 36.0 -55.6 248 17 808.0 808.0 327.4 808.1 0.02 TRP 344 7972 -49.3 -59.3 30 10.0 -49.5 325 20 303.7 303.7 283.0 303.9 0.04 WND Sounding variables and indices 1000-500 mb thick: 5235.00 m Freezing level: 940.05 mb = 685.17 m = 2247.92 ft Wetbulb zero: 958.62 mb = 529.55 m = 1737.36 ft Precipitable water: 0.34 inches Sfc-500 mean rel hum: 69.82 % Est. max temperature: 6.34 C = 43.41 F Sfc-Lift cond lev (LCL): 970.67 mb = 430.38 m = 1411.98 ft T: 1.25 C 700-500 lapse rate: 5.80 C/km ThetaE index: 1.62 C Layer 850.0- 796.0 mb Conv cond level (CCL): 900.55 mb = 1024.36 m = 3360.72 ft Mean mixing ratio: 3.51 g/kg Conv temperature: 4.51 C = 40.12 F Cap Strength: 7.71 C Lifted Index: 7.74 C Risk: None Lifted Index @300 mb: 21.06 C Lifted Index @700 mb: 1.11 C Showalter Index: 8.18 C Risk: None Total Totals Index: 46.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.80 C Cross Totals Index: 21.60 C K Index: 12.80 Risk: None Sweat Index: 56.00 Risk: None Energy Index: 1.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.37 J/kg Max Up Vert Vel: 4.55 m/s Conv Inhibition (B-): 67931.77 J/kg Cap Strength: 7.74 C Lift Cond Lev (LCL): 912.55 mb = 919.41 m = 3016.38 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 339 at 15 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 ---------------------------------------------------------- 0 986 306 235 5 4.1 2.9 | 176 17 -1.2 17.1 1 949 610 295 18 16.3 -7.6 | 239 13 11.0 6.6 2 925 812 295 23 20.8 -9.7 | 254 16 15.5 4.5 3 913 914 305 23 18.8 -13.2 | 266 14 13.5 1.1 4 879 1219 305 23 18.8 -13.2 | 266 14 13.5 1.1 5 850 1480 315 23 16.3 -16.3 | 280 11 10.9 -2.0 6 845 1524 315 23 16.3 -16.3 | 280 11 10.9 -2.0 7 812 1829 310 26 19.9 -16.7 | 280 15 14.6 -2.5 8 781 2134 305 26 21.3 -14.9 | 272 16 16.0 -0.7 9 750 2438 315 29 20.5 -20.5 | 292 16 15.2 -6.3 10 721 2743 310 27 20.7 -17.4 | 281 16 15.4 -3.1 11 700 2972 305 26 21.3 -14.9 | 272 16 16.0 -0.7 12 664 3353 295 22 19.9 -9.3 | 251 15 14.6 5.0 13 637 3658 300 23 19.9 -11.5 | 259 15 14.6 2.8 14 586 4267 305 25 20.5 -14.3 | 270 15 15.1 -0.1 15 562 4572 320 18 11.6 -13.8 | 266 6 6.2 0.5 16 539 4877 335 18 7.6 -16.3 | 312 3 2.3 -2.1 17 500 5420 320 10 6.4 -7.7 | 189 7 1.1 6.6 18 495 5486 315 11 7.8 -7.8 | 201 7 2.4 6.5 19 454 6096 330 11 5.5 -9.5 | 182 5 0.2 4.7 20 434 6401 335 13 5.5 -11.8 | 184 2 0.2 2.5 21 400 6970 335 12 5.1 -10.9 | 176 3 -0.3 3.4 22 380 7315 330 9 4.5 -7.8 | 173 7 -0.8 6.5 23 363 7620 325 16 9.2 -13.1 | 253 4 3.8 1.1 24 344 7972 325 20 11.5 -16.4 | 289 6 6.1 -2.1 25 301 8839 325 24 13.8 -19.7 | 303 10 8.4 -5.4 26 300 8870 315 27 19.1 -19.1 | 289 15 13.8 -4.8 27 288 9144 315 25 17.7 -17.7 | 286 13 12.3 -3.4 28 275 9449 310 23 17.6 -14.8 | 272 12 12.3 -0.5 29 251 10058 295 29 26.3 -12.3 | 265 21 20.9 2.0 30 250 10080 300 29 25.1 -14.5 | 271 20 19.8 -0.2 31 229 10668 310 27 20.7 -17.4 | 281 16 15.4 -3.1 32 219 10973 285 27 26.1 -7.0 | 251 22 20.7 7.3 33 200 11580 285 27 26.1 -7.0 | 251 22 20.7 7.3 34 191 11887 295 28 25.4 -11.8 | 263 20 20.0 2.4 35 166 12802 265 33 32.9 2.9 | 238 32 27.5 17.1 36 150 13490 290 34 31.9 -11.6 | 264 27 26.6 2.6 37 145 13716 295 33 29.9 -13.9 | 269 25 24.6 0.3 38 132 14326 270 36 36.0 -0.0 | 245 34 30.7 14.3 39 120 14935 285 41 39.6 -10.6 | 264 34 34.3 3.6 40 115 15240 290 33 31.0 -11.3 | 263 26 25.7 3.0 41 110 15545 265 30 29.9 2.6 | 236 30 24.6 16.9 42 100 16140 280 34 33.5 -5.9 | 253 29 28.2 8.3 43 95 16459 280 34 33.5 -5.9 | 253 29 28.2 8.3 44 83 17374 250 27 25.4 9.2 | 220 31 20.0 23.5 45 75 17983 285 31 29.9 -8.0 | 256 25 24.6 6.2 46 72 18288 255 23 22.2 6.0 | 220 26 16.9 20.2 47 70 18440 280 27 26.6 -4.7 | 246 23 21.3 9.6 48 68 18593 280 27 26.6 -4.7 | 246 23 21.3 9.6 49 62 19202 265 24 23.9 2.1 | 229 25 18.6 16.3 50 56 19812 295 27 24.5 -11.4 | 262 19 19.1 2.8 51 54 20117 275 26 25.9 -2.3 | 240 24 20.6 12.0 52 51 20422 280 30 29.5 -5.2 | 250 26 24.2 9.0 53 50 20590 220 15 9.6 11.5 | 190 26 4.3 25.7 54 49 20726 270 15 15.0 -0.0 | 214 17 9.7 14.3 55 47 21031 220 19 12.2 14.6 | 193 30 6.9 28.8 56 44 21336 240 21 18.2 10.5 | 207 28 12.9 24.8 57 40 21946 275 30 29.9 -2.6 | 245 27 24.6 11.6 58 38 22250 260 16 15.8 2.8 | 211 20 10.4 17.0 59 35 22860 315 16 11.3 -11.3 | 244 7 6.0 2.9 60 33 23165 245 10 9.1 4.2 | 191 19 3.7 18.5 61 32 23470 245 23 20.8 9.7 | 213 29 15.5 24.0 62 30 23774 270 26 26.0 -0.0 | 235 25 20.7 14.3 63 30 23830 275 14 13.9 -1.2 | 213 16 8.6 13.0 64 27 24384 275 12 12.0 -1.0 | 207 15 6.6 13.2 65 26 24689 255 6 5.8 1.6 | 182 16 0.5 15.8 66 25 24994 210 10 5.0 8.7 | 179 23 -0.3 22.9 67 24 25298 260 18 17.7 3.1 | 215 21 12.4 17.4 68 20 26400 280 20 19.7 -3.5 | 233 18 14.4 10.8 69 19 26518 270 28 28.0 -0.0 | 238 27 22.7 14.3 70 17 26822 285 21 20.3 -5.4 | 239 17 15.0 8.8 71 14 27432 250 12 11.3 4.1 | 198 19 5.9 18.4 72 13 27737 220 12 7.7 9.2 | 186 24 2.4 23.4 73 12 28042 245 16 14.5 6.8 | 204 23 9.2 21.0 74 9 28956 265 23 22.9 2.0 | 227 24 17.6 16.3 75 7 29566 255 25 24.1 6.5 | 222 28 18.8 20.7 76 6 29870 250 29 27.3 9.9 | 222 33 21.9 24.2 77 6 30175 255 32 30.9 8.3 | 229 34 25.6 22.5 Wind Parameters Mean winds (0-6000m): 309.5 at 20.3 knts Storm direction: 339.5 at 15.2 knts Shear (0-3000m) pos: 4.6 neg: 1.4 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 77.9 deg Storm rel helicity (0-3000m) pos: 126.4 neg: -49.6 tot: 76.7 m^2/s^2 ave: 25.6 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 8.8 stream: 3.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.23 Bulk Shear: 8.43 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 ------------------------------------------------------------------------------- 500 290 15 224 13| 21.4 0.0 21.4| 83.2 0.0 83.2 166.5 0.92| 23.3 21.4 1000 299 19 246 12| 11.4 0.0 11.4| 99.0 0.0 99.0 99.0 0.89| 14.4 12.8 1500 304 21 257 12| 8.6 0.0 8.6|105.8 -0.6 105.2 70.1 0.79| 11.7 9.2 2000 305 22 263 13| 6.9 0.0 6.9|118.3 -7.8 110.5 55.2 0.72| 10.1 7.2 2500 307 23 269 13| 5.5 0.3 5.8|126.4 -21.1 105.3 42.1 0.60| 9.1 5.5 3000 306 24 269 14| 4.6 1.4 6.0|126.4 -49.6 76.7 25.6 0.39| 8.8 3.4 4000 305 24 267 14| 3.9 1.0 4.9|145.3 -50.9 94.4 23.6 0.43| 7.4 3.1 5000 308 22 267 12| 2.8 1.5 4.3|148.7 -56.2 92.5 18.5 0.28| 7.8 2.2 6000 309 20 263 10| 2.5 1.3 3.8|150.9 -60.1 90.8 15.1 0.24| 7.1 1.7 Wrote GIF file: /home/apache/climate/data/raob//CYAH/skewt/CYAH.skewt.20251009.00.gif