UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025070300.upa.cvt Date: 0000Z 3 JUL 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:0000Z 3 JUL 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 23 SFC 968 306 14.0 10.5 79 3.5 11.9 345 3 289.8 291.3 286.5 313.2 8.26 2 925 679 10.0 9.1 94 0.9 9.5 345 8 289.5 290.9 285.9 311.8 7.86 3 903 879 8.4 8.4 100 0.0 8.4 341 8 289.9 291.2 285.9 311.6 7.68 4 850 1378 6.4 5.1 91 1.3 5.7 300 14 292.9 294.0 285.9 311.5 6.49 5 835 1524 6.0 5.2 95 0.8 5.6 300 14 293.9 295.1 286.5 313.2 6.65 6 827 1603 6.0 4.0 87 2.0 4.9 299 13 294.7 295.8 286.3 312.7 6.17 7 757 2322 0.8 0.6 99 0.2 0.7 279 10 296.7 297.6 286.1 312.2 5.28 8 741 2493 -0.3 -1.1 94 0.8 -0.7 275 10 297.3 298.1 285.8 311.4 4.76 9 730 2613 -0.5 -6.5 64 6.0 -3.0 275 11 298.3 298.9 284.6 308.1 3.22 10 725 2668 -0.9 -0.9 100 0.0 -0.9 275 11 298.5 299.4 286.5 313.2 4.94 11 722 2701 -0.9 -3.9 80 3.0 -2.2 275 12 298.8 299.6 285.6 310.8 3.97 12 700 2948 -2.3 -2.6 98 0.3 -2.4 285 14 299.9 300.8 286.6 313.5 4.51 13 698 2971 -2.5 -2.6 99 0.1 -2.6 288 14 300.0 300.8 286.6 313.6 4.53 14 694 3016 -2.5 -7.4 69 4.9 -4.5 295 13 300.5 301.0 285.4 310.1 3.16 15 692 3039 -2.7 -6.1 77 3.4 -4.1 298 12 300.5 301.1 285.7 311.1 3.50 16 689 3074 -2.7 -8.7 63 6.0 -5.1 298 12 300.9 301.4 285.2 309.7 2.87 17 687 3097 -2.9 -7.8 69 4.9 -4.8 296 12 300.9 301.4 285.4 310.4 3.09 18 684 3132 -2.9 -13.9 42 11.0 -6.7 292 12 301.3 301.6 284.2 307.2 1.91 19 682 3155 -3.1 -8.0 69 4.9 -5.1 290 12 301.3 301.9 285.6 310.7 3.07 20 643 3620 -5.3 -14.3 49 9.0 -8.4 282 12 303.9 304.3 285.4 310.1 1.96 21 615 3969 -7.7 -13.7 62 6.0 -9.8 266 10 305.0 305.4 286.0 311.9 2.16 22 583 4383 -10.7 -26.7 26 16.0 -14.3 262 7 306.2 306.4 284.8 308.7 0.74 23 576 4476 -11.5 -18.5 56 7.0 -13.5 263 6 306.4 306.7 285.8 311.3 1.54 24 540 4969 -14.3 -14.7 97 0.4 -14.5 290 2 308.7 309.2 287.4 316.0 2.26 25 500 5550 -17.3 -20.6 75 3.3 -18.1 350 2 311.9 312.2 287.7 316.9 1.48 26 482 5823 -18.7 -22.6 71 3.9 -19.7 296 5 313.5 313.8 288.1 317.8 1.29 27 437 6544 -24.3 -28.3 69 4.0 -25.1 244 14 315.3 315.5 288.2 318.3 0.85 28 400 7180 -29.9 -32.0 82 2.1 -30.2 250 9 316.1 316.3 288.2 318.4 0.65 29 397 7234 -30.3 -32.0 85 1.7 -30.6 245 9 316.3 316.4 288.3 318.6 0.66 30 378 7580 -33.1 -36.5 71 3.4 -33.5 215 6 317.1 317.1 288.3 318.6 0.44 31 366 7806 -34.9 -36.5 85 1.6 -35.1 188 8 317.6 317.7 288.5 319.2 0.46 32 353 8057 -36.7 -40.2 70 3.5 -37.0 168 10 318.5 318.5 288.6 319.7 0.33 33 347 8176 -37.9 -39.3 87 1.4 -38.0 166 10 318.4 318.5 288.6 319.7 0.36 34 326 8602 -41.5 -50.5 37 9.0 -42.0 159 10 319.2 319.2 288.6 319.6 0.11 35 319 8749 -42.7 -50.7 41 8.0 -43.1 157 10 319.5 319.5 288.7 320.0 0.11 36 317 8791 -43.1 -50.1 46 7.0 -43.5 156 10 319.5 319.6 288.8 320.0 0.12 37 300 9160 -46.3 -53.3 45 7.0 -46.6 155 8 320.1 320.1 288.9 320.4 0.09 38 282 9569 -48.7 -59.7 27 11.0 -49.0 162 6 322.4 322.4 289.5 322.5 0.04 39 262 10052 -49.9 -67.9 10 18.0 -50.3 230 13 327.5 327.5 291.0 327.5 0.02 40 252 10308 -48.9 -70.9 6 22.0 -49.3 227 18 332.6 332.6 292.4 332.7 0.01 41 250 10360 -49.3 -69.3 8 20.0 -49.7 230 20 332.8 332.8 292.5 332.8 0.01 42 245 10493 -50.3 -65.3 15 15.0 -50.6 231 19 333.2 333.2 292.6 333.3 0.02 43 233 10823 -47.1 -76.1 2 29.0 -47.7 241 21 342.9 342.9 295.0 342.9 0.01 44 212 11451 -46.7 -77.7 2 31.0 -47.4 245 23 352.9 352.9 297.3 352.9 0.00 45 204 11708 -44.9 -78.9 1 34.0 -45.7 250 22 359.6 359.6 298.6 359.6 0.00 46 200 11840 -45.5 -79.5 1 34.0 -46.3 255 21 360.7 360.7 298.8 360.7 0.00 47 160 13322 -46.7 -81.7 1 35.0 -47.6 250 19 382.5 382.5 302.6 382.5 0.00 48 151 13706 -45.7 -81.7 1 36.0 -46.7 250 19 390.6 390.6 303.9 390.6 0.00 49 150 13750 -46.1 -82.1 1 36.0 -47.1 235 27 390.6 390.6 303.9 390.6 0.00 50 112 15671 -50.5 -84.5 1 34.0 -51.3 247 27 416.4 416.4 307.3 416.4 0.00 51 100 16410 -50.1 -85.1 1 35.0 -51.0 260 27 430.9 430.9 308.9 430.9 0.00 52 92 16956 -50.3 -85.3 1 35.0 -51.3 267 19 440.9 440.9 310.0 440.9 0.00 53 84 17553 -48.9 -84.9 1 36.0 -50.1 261 18 455.4 455.4 311.4 455.4 0.00 54 70 18750 -49.7 -85.7 1 36.0 -51.0 255 14 478.1 478.1 313.3 478.1 0.00 55 61 19645 -51.7 -86.7 1 35.0 -52.9 329 2 492.8 492.8 314.4 492.8 0.00 56 50 20940 -49.5 -85.5 1 36.0 -51.3 275 8 526.8 526.8 316.7 526.9 0.01 57 42 22089 -47.3 -85.3 1 38.0 -49.8 12 2 559.2 559.2 318.6 559.2 0.01 58 35 23294 -47.9 -85.9 0 38.0 -50.7 65 7 587.6 587.6 320.0 587.6 0.01 59 30 24320 -44.1 -84.1 0 40.0 -48.3 110 12 624.4 624.4 321.7 624.5 0.01 60 24 25806 -46.5 -85.5 0 39.0 -50.6 3 8 658.6 658.6 323.0 658.7 0.01 61 20 27020 -44.5 -84.5 0 40.0 -49.8 75 21 700.0 700.0 324.4 700.1 0.02 62 18 27724 -44.9 -84.9 0 40.0 -50.5 95 18 720.1 720.1 325.1 720.2 0.02 63 16 28520 -39.9 -80.9 0 41.0 -48.1 75 13 761.1 761.1 326.3 761.4 0.04 64 13 29943 -37.9 -79.9 0 42.0 -48.1 88 20 814.6 814.6 327.6 815.1 0.05 65 11 31092 -38.7 -80.7 0 42.0 -49.3 101 20 851.6 851.6 328.4 852.1 0.05 66 10 31750 -35.9 -78.9 0 43.0 -48.5 105 18 885.5 885.6 329.1 886.4 0.08 67 8.2 33150 -28.7 -73.7 0 45.0 -47.0 965.7 965.8 330.7 968.3 0.22 68 6.7 34600 -27.5 -73.5 0 46.0 -47.9 1028.2 1028.3 331.6 1031.6 0.27 69 6.3 35042 -28.5 -73.5 1 45.0 -48.5 1042.2 1042.3 331.9 1045.9 0.29 70 4.4 37653 -21.1 -69.1 0 48.0 -48.7 1189.8 1190.3 333.9 1201.5 0.79 TRP 262 10052 -49.9 -67.9 10 18.0 -50.3 230 13 327.5 327.5 291.0 327.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5527.00 m Freezing level: 745.36 mb = 2446.42 m = 8026.23 ft Wetbulb zero: 748.78 mb = 2409.39 m = 7904.71 ft Precipitable water: 0.89 inches Sfc-500 mean rel hum: 78.65 % Est. max temperature: 19.10 C = 66.37 F Sfc-Lift cond lev (LCL): 918.46 mb = 737.89 m = 2420.85 ft T: 9.53 C 700-500 lapse rate: 5.76 C/km ThetaE index: 5.10 C Layer 827.0- 725.0 mb Conv cond level (CCL): 904.20 mb = 867.86 m = 2847.28 ft Mean mixing ratio: 7.71 g/kg Conv temperature: 14.03 C = 57.25 F Cap Strength: 2.44 C Lifted Index: 3.77 C Risk: None Lifted Index @300 mb: 6.00 C Lifted Index @700 mb: 0.84 C Showalter Index: 4.07 C Risk: None Total Totals Index: 46.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.70 C Cross Totals Index: 22.40 C K Index: 28.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 91.20 Risk: None Energy Index: 1.04 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.40 J/kg Max Up Vert Vel: 4.10 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 3.73 C Lift Cond Lev (LCL): 900.91 mb = 898.06 m = 2946.34 ft Lev Free Conv (LFC): 895.91 mb = 943.98 m = 3096.99 ft Equ Level (EL): 885.91 mb = 1036.59 m = 3400.85 ft B at Equ Level: 8.17 J/kg Max Parcel Lev (MPL): 835.91 mb = 1515.22 m = 4971.13 ft Wind level data Storm motion: 316 at 6 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 ---------------------------------------------------------- 0 968 306 345 3 0.8 -2.9 | 114 4 -3.6 1.6 1 933 610 345 7 1.8 -6.8 | 48 3 -2.6 -2.3 2 925 679 345 8 2.1 -7.7 | 35 4 -2.3 -3.2 3 899 914 340 8 2.7 -7.5 | 28 3 -1.6 -3.0 4 866 1219 320 9 5.8 -6.9 | 330 3 1.4 -2.4 5 850 1378 300 14 12.1 -7.0 | 288 8 7.7 -2.5 6 835 1524 300 14 12.1 -7.0 | 288 8 7.7 -2.5 7 804 1829 295 10 9.1 -4.2 | 267 5 4.7 0.3 8 774 2134 285 10 9.7 -2.6 | 250 6 5.3 1.9 9 746 2438 275 10 10.0 -0.9 | 237 7 5.6 3.6 10 718 2743 275 12 12.0 -1.0 | 246 8 7.6 3.4 11 700 2948 285 14 13.5 -3.6 | 265 9 9.1 0.9 12 691 3048 300 12 10.4 -6.0 | 284 6 6.0 -1.5 13 664 3353 270 12 12.0 -0.0 | 240 9 7.6 4.5 14 639 3658 285 12 11.6 -3.1 | 259 7 7.2 1.4 15 614 3962 265 10 10.0 0.9 | 226 8 5.6 5.4 16 590 4267 260 8 7.9 1.4 | 211 7 3.5 5.9 17 545 4877 270 3 3.0 -0.0 | 163 5 -1.4 4.5 18 524 5182 350 1 0.2 -1.0 | 130 5 -4.2 3.5 19 500 5550 350 2 0.3 -2.0 | 122 5 -4.0 2.5 20 464 6096 240 9 7.8 4.5 | 201 10 3.4 9.0 21 445 6401 240 11 9.5 5.5 | 207 11 5.1 10.0 22 427 6706 250 17 16.0 5.8 | 228 16 11.6 10.3 23 400 7180 250 9 8.5 3.1 | 208 9 4.1 7.6 24 375 7620 210 6 3.0 5.2 | 172 10 -1.4 9.7 25 359 7925 170 10 -1.7 9.8 | 157 16 -6.1 14.3 26 329 8534 160 10 -3.4 9.4 | 151 16 -7.8 13.9 27 301 9144 150 9 -4.5 7.8 | 144 15 -8.9 12.3 28 300 9160 155 8 -3.4 7.3 | 147 14 -7.8 11.7 29 274 9754 165 5 -1.3 4.8 | 149 11 -5.7 9.3 30 262 10052 230 13 10.0 8.4 | 203 14 5.6 12.8 31 262 10058 210 10 5.0 8.7 | 183 13 0.6 13.1 32 250 10360 230 20 15.3 12.9 | 212 21 10.9 17.3 33 250 10363 225 18 12.7 12.7 | 206 19 8.3 17.2 34 239 10668 240 20 17.3 10.0 | 222 19 12.9 14.5 35 218 11278 245 25 22.7 10.6 | 231 24 18.3 15.1 36 208 11582 245 22 19.9 9.3 | 228 21 15.6 13.8 37 200 11840 255 21 20.3 5.4 | 238 19 15.9 9.9 38 190 12192 270 22 22.0 -0.0 | 256 18 17.6 4.5 39 181 12497 250 18 16.9 6.2 | 230 16 12.5 10.6 40 151 13716 250 19 17.9 6.5 | 231 17 13.5 11.0 41 150 13750 235 27 22.1 15.5 | 222 27 17.7 20.0 42 144 14021 230 28 21.4 18.0 | 217 28 17.1 22.5 43 137 14326 245 29 26.3 12.3 | 233 28 21.9 16.7 44 131 14630 255 25 24.1 6.5 | 241 23 19.8 11.0 45 125 14935 245 27 24.5 11.4 | 232 26 20.1 15.9 46 120 15240 260 20 19.7 3.5 | 243 17 15.3 8.0 47 114 15545 245 26 23.6 11.0 | 231 25 19.2 15.5 48 104 16154 255 29 28.0 7.5 | 243 27 23.6 12.0 49 100 16410 260 27 26.6 4.7 | 248 24 22.2 9.2 50 99 16459 250 24 22.6 8.2 | 235 22 18.2 12.7 51 95 16764 280 20 19.7 -3.5 | 266 15 15.3 1.0 52 90 17069 260 18 17.7 3.1 | 240 15 13.3 7.6 53 86 17374 240 19 16.5 9.5 | 221 18 12.1 14.0 54 82 17678 275 17 16.9 -1.5 | 257 13 12.6 3.0 55 79 17983 250 21 19.7 7.2 | 233 19 15.4 11.7 56 75 18288 280 12 11.8 -2.1 | 252 8 7.4 2.4 57 72 18593 250 10 9.4 3.4 | 212 9 5.0 7.9 58 70 18750 255 14 13.5 3.6 | 228 12 9.1 8.1 59 68 18898 210 10 5.0 8.7 | 183 13 0.6 13.1 60 65 19202 260 15 14.8 2.6 | 236 13 10.4 7.1 61 62 19507 0 0 -0.0 -0.0 | 136 6 -4.4 4.5 62 57 20117 225 10 7.1 7.1 | 193 12 2.7 11.6 63 54 20422 245 13 11.8 5.5 | 217 12 7.4 10.0 64 52 20726 300 10 8.7 -5.0 | 277 4 4.3 -0.5 65 50 20940 275 8 8.0 -0.7 | 223 5 3.6 3.8 66 47 21336 290 9 8.5 -3.1 | 251 4 4.1 1.4 67 43 21946 5 1 -0.1 -1.0 | 128 6 -4.5 3.5 68 30 24320 110 12 -11.3 4.1 | 119 18 -15.7 8.6 69 28 24689 95 10 -10.0 0.9 | 110 15 -14.3 5.4 70 27 24994 155 15 -6.3 13.6 | 149 21 -10.7 18.1 71 25 25603 300 5 4.3 -2.5 | 179 2 -0.0 2.0 72 24 25908 35 10 -5.7 -8.2 | 70 11 -10.1 -3.7 73 22 26518 80 18 -17.7 -3.1 | 94 22 -22.1 1.4 74 21 26822 125 12 -9.8 6.9 | 129 18 -14.2 11.4 75 20 27020 75 21 -20.3 -5.4 | 88 25 -24.7 -0.9 76 20 27127 65 10 -9.1 -4.2 | 91 13 -13.4 0.3 77 19 27432 75 21 -20.3 -5.4 | 88 25 -24.7 -0.9 78 17 28042 115 16 -14.5 6.8 | 121 22 -18.9 11.3 79 16 28346 75 10 -9.7 -2.6 | 98 14 -14.0 1.9 80 16 28651 75 14 -13.5 -3.6 | 93 18 -17.9 0.9 81 15 28956 75 25 -24.1 -6.5 | 86 29 -28.5 -2.0 82 14 29261 90 23 -23.0 0.0 | 99 28 -27.4 4.5 83 14 29566 75 16 -15.5 -4.1 | 91 20 -19.8 0.3 84 13 30175 95 22 -21.9 1.9 | 104 27 -26.3 6.4 85 10 31750 105 18 -17.4 4.7 | 113 24 -21.8 9.1 Wind Parameters Mean winds (0-6000m): 285.7 at 8.4 knts Storm direction: 315.7 at 6.3 knts Shear (0-3000m) pos: 0.0 neg: 1.9 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 131.2 deg Storm rel helicity (0-3000m) pos: 11.5 neg: -26.9 tot: -15.5 m^2/s^2 ave: -5.2 10^-3 m/s^2 rel: -0.45 Storm rel vorticity (0-3000m) horiz: 5.9 stream: -2.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.17 Bulk Shear: 7.19 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 ------------------------------------------------------------------------------- 500 345 6 63 3| 0.0 5.1 5.1| 0.0 -4.3 -4.3 -8.6 -0.91| 5.5 -5.0 1000 335 7 30 3| 0.0 4.9 4.9| 0.0 -8.8 -8.8 -8.8 -0.83| 6.3 -5.3 1500 318 9 324 3| 0.0 3.0 3.0| 0.0 -15.1 -15.1 -10.1 -0.73| 6.6 -4.8 2000 310 9 298 3| 0.0 2.4 2.4| 0.0 -18.7 -18.7 -9.3 -0.75| 5.7 -4.2 2500 302 10 279 4| 0.0 2.4 2.4| 3.8 -19.4 -15.6 -6.3 -0.59| 5.2 -3.1 3000 298 10 275 5| 0.0 1.9 1.9| 11.5 -26.9 -15.5 -5.2 -0.45| 5.9 -2.6 4000 291 10 262 5| 0.1 1.1 1.3| 15.3 -39.4 -24.1 -6.0 -0.46| 5.6 -2.6 5000 289 9 250 4| 0.9 0.9 1.8| 15.3 -48.2 -32.9 -6.6 -0.52| 5.3 -2.8 6000 286 8 239 4| 0.7 1.7 2.4| 19.7 -51.6 -31.8 -5.3 -0.36| 5.7 -2.1 Wrote GIF file: /home/apache/climate/data/raob//CYAH/skewt/CYAH.skewt.20250703.00.gif