UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050100.upa.cvt Date: 0000Z 1 MAY 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:0000Z 1 MAY 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 164 SFC 982 306 1.0 -9.0 47 10.0 -2.3 210 6 275.6 275.9 271.8 281.1 1.97 2 925 786 -3.9 -11.9 54 8.0 -6.2 220 5 275.3 275.6 271.1 280.0 1.66 3 882 1159 -7.5 -14.5 57 7.0 -9.4 240 7 275.4 275.6 270.8 279.4 1.41 4 881 1168 -7.1 -19.1 38 12.0 -9.9 240 7 275.9 276.0 270.3 278.7 0.96 5 876 1212 -6.7 -22.7 27 16.0 -10.1 240 7 276.7 276.9 270.4 278.8 0.70 6 850 1447 -6.9 -26.9 19 20.0 -10.8 245 8 278.9 279.0 271.4 280.4 0.50 7 819 1737 -6.3 -32.3 11 26.0 -10.8 253 7 282.5 282.6 273.2 283.5 0.31 8 801 1910 -6.9 -24.9 22 18.0 -10.7 255 7 283.7 283.8 274.3 285.6 0.63 9 700 2953 -10.7 -38.7 8 28.0 -14.7 275 12 290.6 290.7 277.3 291.3 0.19 10 670 3290 -11.3 -46.3 4 35.0 -15.6 297 12 293.6 293.6 278.6 293.9 0.09 11 657 3440 -11.7 -39.7 8 28.0 -15.7 305 12 294.8 294.9 279.3 295.5 0.18 12 605 4069 -15.1 -31.1 24 16.0 -17.9 299 18 297.9 298.0 281.1 299.5 0.47 13 558 4675 -19.9 -29.9 41 10.0 -21.5 292 24 299.2 299.3 281.8 301.1 0.57 14 522 5167 -24.1 -28.1 69 4.0 -24.8 295 28 299.9 300.1 282.3 302.3 0.72 15 521 5181 -24.3 -28.4 69 4.1 -24.9 295 28 299.9 300.0 282.3 302.2 0.71 16 500 5480 -25.9 -31.9 57 6.0 -26.8 300 32 301.5 301.6 282.7 303.2 0.53 17 452 6203 -29.9 -38.9 41 9.0 -30.8 296 37 305.3 305.3 283.9 306.3 0.29 18 400 7060 -36.9 -43.9 48 7.0 -37.4 300 43 307.0 307.1 284.5 307.7 0.19 19 342 8121 -45.7 -52.7 45 7.0 -46.0 300 50 309.1 309.2 285.1 309.5 0.08 20 327 8418 -47.7 -57.7 31 10.0 -48.0 300 55 310.4 310.4 285.5 310.6 0.05 21 300 8980 -51.9 -58.9 43 7.0 -52.1 295 50 312.2 312.2 286.2 312.4 0.05 22 285 9310 -54.1 -61.1 42 7.0 -54.2 297 52 313.7 313.7 286.6 313.8 0.04 23 275 9539 -55.1 -67.1 21 12.0 -55.2 300 55 315.4 315.4 287.2 315.5 0.02 24 260 9898 -53.3 -70.3 11 17.0 -53.5 300 52 323.2 323.2 289.8 323.2 0.01 25 250 10150 -54.5 -71.5 11 17.0 -54.7 300 52 325.0 325.0 290.3 325.1 0.01 26 247 10227 -55.1 -72.1 10 17.0 -55.3 299 52 325.3 325.3 290.3 325.3 0.01 27 224 10856 -52.1 -78.1 3 26.0 -52.4 292 51 339.1 339.1 294.1 339.1 0.00 28 209 11304 -52.7 -80.7 2 28.0 -53.1 285 45 344.9 344.9 295.5 345.0 0.00 29 207 11366 -51.3 -81.3 2 30.0 -51.7 284 45 348.1 348.1 296.2 348.1 0.00 30 200 11590 -50.7 -81.7 1 31.0 -51.1 280 42 352.5 352.5 297.2 352.5 0.00 31 197 11689 -50.3 -82.3 1 32.0 -50.8 279 42 354.6 354.6 297.6 354.7 0.00 32 184 12136 -50.5 -82.5 1 32.0 -51.0 277 41 361.3 361.3 299.0 361.3 0.00 33 172 12578 -49.3 -82.3 1 33.0 -49.9 275 39 370.3 370.3 300.6 370.3 0.00 34 150 13470 -52.9 -83.9 1 31.0 -53.4 270 37 378.9 378.9 302.1 378.9 0.00 35 148 13556 -52.9 -84.9 1 32.0 -53.4 270 38 380.4 380.4 302.3 380.4 0.00 36 126 14596 -50.3 -84.3 1 34.0 -51.0 282 36 403.0 403.0 305.6 403.0 0.00 37 100 16090 -52.9 -85.9 1 33.0 -53.6 280 29 425.5 425.5 308.3 425.5 0.00 38 97 16288 -51.9 -84.9 1 33.0 -52.7 283 28 431.2 431.2 309.0 431.2 0.00 39 85 17143 -53.3 -85.3 1 32.0 -54.1 259 23 445.0 445.0 310.4 445.0 0.00 40 70 18400 -52.3 -85.3 1 33.0 -53.3 245 36 472.5 472.5 312.8 472.5 0.00 41 62 19182 -51.1 -85.1 1 34.0 -52.4 264 25 491.8 491.8 314.4 491.9 0.00 42 50 20570 -52.3 -86.3 1 34.0 -53.7 250 17 520.2 520.2 316.3 520.3 0.00 43 40 22011 -54.5 -86.5 1 32.0 -55.8 234 5 549.0 549.0 318.1 549.0 0.01 44 30 23870 -51.9 -85.9 1 34.0 -54.1 10 4 603.2 603.2 320.7 603.2 0.01 45 20 26490 -50.9 -85.9 1 35.0 -54.1 170 6 680.4 680.4 323.8 680.5 0.01 46 10 31060 -46.1 -85.1 0 39.0 -53.3 100 4 847.5 847.5 328.4 847.7 0.03 47 8.3 32302 -44.9 -84.9 0 40.0 -53.5 898.6 898.6 329.4 898.9 0.04 48 6.7 33744 -41.9 -82.9 0 41.0 -53.1 967.9 967.9 330.7 968.6 0.06 49 4.8 36061 -29.9 -74.9 0 45.0 -50.6 1120.0 1120.2 332.9 1124.2 0.31 50 4.6 36364 -30.3 -75.3 0 45.0 -51.0 1131.9 1132.1 333.1 1136.0 0.30 TRP 275 9539 -55.1 -67.1 21 12.0 -55.2 300 55 315.4 315.4 287.2 315.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5316.00 m Freezing level: 970.37 mb = 403.96 m = 1325.31 ft Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 29.97 % Est. max temperature: 6.39 C = 43.50 F Sfc-Lift cond lev (LCL): 839.82 mb = 1541.03 m = 5055.80 ft T: -6.71 C 700-500 lapse rate: 6.02 C/km ThetaE index: 2.45 C Layer 925.0- 876.0 mb Conv cond level (CCL): 582.97 mb = 4347.00 m = 14261.63 ft Mean mixing ratio: 1.69 g/kg Conv temperature: 23.84 C = 74.92 F Cap Strength: 16.95 C Lifted Index: 17.88 C Risk: None Lifted Index @300 mb: 22.73 C Lifted Index @700 mb: 11.84 C Showalter Index: 17.67 C Risk: None Total Totals Index: 18.00 C Risk: None Vertical Totals Index: 19.00 C Cross Totals Index: -1.00 C K Index: -35.90 Risk: None Sweat Index: 48.00 Risk: None Energy Index: 4.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.80 J/kg Max Up Vert Vel: 1.26 m/s Conv Inhibition (B-): 90444.55 J/kg Cap Strength: 17.55 C Lift Cond Lev (LCL): 816.68 mb = 1758.99 m = 5770.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 318 at 13 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 ---------------------------------------------------------- 0 982 306 210 6 3.0 5.2 | 159 16 -5.6 14.6 1 946 610 225 6 4.2 4.2 | 162 14 -4.3 13.6 2 925 786 220 5 3.2 3.8 | 158 14 -5.4 13.2 3 910 914 240 6 5.2 3.0 | 165 13 -3.4 12.4 4 875 1219 240 7 6.1 3.5 | 169 13 -2.5 12.9 5 850 1447 245 8 7.3 3.4 | 174 13 -1.3 12.8 6 809 1829 255 7 6.8 1.8 | 171 11 -1.8 11.2 7 778 2134 255 8 7.7 2.1 | 176 11 -0.8 11.4 8 748 2438 265 12 12.0 1.0 | 198 11 3.4 10.4 9 719 2743 270 12 12.0 -0.0 | 200 10 3.4 9.4 10 700 2953 275 12 12.0 -1.0 | 202 9 3.4 8.3 11 691 3048 270 10 10.0 -0.0 | 189 9 1.4 9.4 12 664 3353 305 12 9.8 -6.9 | 207 3 1.3 2.5 13 637 3658 305 13 10.6 -7.5 | 227 3 2.1 1.9 14 612 3962 300 16 13.9 -8.0 | 255 5 5.3 1.4 15 588 4267 295 23 20.8 -9.7 | 272 12 12.3 -0.4 16 542 4877 290 24 22.6 -8.2 | 265 14 14.0 1.2 17 500 5480 300 32 27.7 -16.0 | 289 20 19.1 -6.6 18 500 5486 300 32 27.7 -16.0 | 289 20 19.1 -6.6 19 458 6096 295 36 32.6 -15.2 | 284 25 24.1 -5.8 20 400 7060 300 43 37.2 -21.5 | 293 31 28.7 -12.1 21 368 7620 300 42 36.4 -21.0 | 293 30 27.8 -11.6 22 321 8534 300 57 49.4 -28.5 | 295 45 40.8 -19.1 23 300 8980 295 50 45.3 -21.1 | 288 39 36.7 -11.8 24 292 9144 295 50 45.3 -21.1 | 288 39 36.7 -11.8 25 275 9539 300 55 47.6 -27.5 | 295 43 39.1 -18.1 26 254 10058 300 50 43.3 -25.0 | 294 38 34.7 -15.6 27 250 10150 300 52 45.0 -26.0 | 295 40 36.5 -16.6 28 231 10668 295 53 48.0 -22.4 | 288 42 39.5 -13.0 29 200 11590 280 42 41.4 -7.3 | 266 33 32.8 2.1 30 150 13470 270 37 37.0 -0.0 | 252 30 28.4 9.4 31 144 13716 270 39 39.0 -0.0 | 253 32 30.4 9.4 32 114 15240 290 34 31.9 -11.6 | 276 23 23.4 -2.3 33 104 15850 265 27 26.9 2.4 | 237 22 18.3 11.7 34 100 16090 280 29 28.6 -5.0 | 258 20 20.0 4.3 35 99 16154 285 28 27.0 -7.2 | 263 19 18.5 2.1 36 94 16459 280 29 28.6 -5.0 | 258 20 20.0 4.3 37 90 16764 280 24 23.6 -4.2 | 251 16 15.1 5.2 38 86 17069 260 22 21.7 3.8 | 225 19 13.1 13.2 39 70 18400 245 36 32.6 15.2 | 224 34 24.1 24.6 40 65 18898 250 38 35.7 13.0 | 230 35 27.1 22.4 41 62 19202 265 24 23.9 2.1 | 233 19 15.3 11.5 42 59 19507 260 35 34.5 6.1 | 239 30 25.9 15.4 43 54 20117 280 25 24.6 -4.3 | 253 17 16.0 5.0 44 51 20422 270 17 17.0 -0.0 | 222 13 8.4 9.4 45 50 20570 250 17 16.0 5.8 | 206 17 7.4 15.2 46 47 21031 250 17 16.0 5.8 | 206 17 7.4 15.2 47 44 21336 285 21 20.3 -5.4 | 251 12 11.7 3.9 48 42 21641 295 14 12.7 -5.9 | 230 5 4.1 3.5 49 40 21946 240 3 2.6 1.5 | 151 12 -6.0 10.9 50 39 22250 210 13 6.5 11.3 | 174 21 -2.1 20.6 51 37 22555 240 10 8.7 5.0 | 180 14 0.1 14.4 52 35 22860 220 10 6.4 7.7 | 173 17 -2.1 17.0 53 33 23165 225 18 12.7 12.7 | 191 22 4.2 22.1 54 32 23470 255 12 11.6 3.1 | 194 13 3.0 12.5 55 30 23774 275 10 10.0 -0.9 | 189 9 1.4 8.5 56 30 23870 10 4 -0.7 -3.9 | 120 11 -9.3 5.4 57 29 24079 325 10 5.7 -8.2 | 113 3 -2.8 1.2 58 28 24384 330 1 0.5 -0.9 | 136 12 -8.1 8.5 59 22 25908 60 12 -10.4 -6.0 | 100 19 -19.0 3.4 60 20 26490 170 6 -1.0 5.9 | 148 18 -9.6 15.3 61 18 27127 0 0 -0.0 -0.0 | 138 13 -8.6 9.4 62 17 27432 20 5 -1.7 -4.7 | 114 11 -10.3 4.7 63 17 27737 100 10 -9.8 1.7 | 121 22 -18.4 11.1 64 16 28042 115 10 -9.1 4.2 | 128 22 -17.6 13.6 65 13 29261 65 11 -10.0 -4.6 | 104 19 -18.5 4.7 66 10 31060 100 4 -3.9 0.7 | 129 16 -12.5 10.1 Wind Parameters Mean winds (0-6000m): 287.5 at 16.9 knts Storm direction: 317.5 at 12.7 knts Shear (0-3000m) pos: 2.2 neg: 0.0 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 44.8 deg Storm rel helicity (0-3000m) pos: 34.6 neg: -8.6 tot: 26.0 m^2/s^2 ave: 8.7 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 32.72 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 ------------------------------------------------------------------------------- 500 219 6 160 15| 1.6 0.0 1.6| 3.4 -3.1 0.2 0.5 0.01| 2.5 0.0 1000 230 6 164 14| 2.0 0.0 2.0| 13.0 -3.1 9.8 9.8 0.49| 2.9 1.4 1500 237 7 167 13| 1.7 0.0 1.7| 15.2 -4.9 10.3 6.8 0.36| 2.7 1.0 2000 242 7 169 13| 2.0 0.0 2.0| 25.2 -4.9 20.3 10.1 0.55| 2.9 1.6 2500 250 8 175 12| 2.2 0.0 2.2| 32.1 -4.9 27.2 10.9 0.60| 3.0 1.8 3000 257 8 178 11| 2.2 0.0 2.2| 34.6 -8.6 26.0 8.7 0.39| 3.7 1.5 4000 274 10 191 9| 2.0 1.2 3.2| 41.7 -8.6 33.1 8.3 0.40| 4.4 1.8 5000 282 13 214 8| 2.3 1.0 3.4| 62.3 -12.7 49.5 9.9 0.40| 4.4 1.8 6000 288 17 241 9| 2.3 1.2 3.4| 78.5 -24.9 53.6 8.9 0.35| 4.5 1.6 Wrote GIF file: /home/apache/climate/data/raob//CYAH/skewt/CYAH.skewt.20250501.00.gif