UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for COYU... Searching the city database file for: COYU ... Date:1200Z 8 DEC 25 Station: COYU WMO ident: 73111 Latitude: 49.40 Longitude: -82.43 Elevation: 222.00 ------------------------------------------------------------------------------- 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 206 250 9 SFC 997 222 -23.9 -26.1 82 2.2 -24.1 250 9 249.5 249.5 249.2 250.7 0.46 2 925 782 -20.7 -22.0 89 1.3 -20.9 325 22 258.1 258.3 257.2 260.1 0.71 3 850 1409 -19.5 -32.5 31 13.0 -20.9 310 24 265.7 265.8 262.2 266.6 0.29 4 700 2836 -25.9 -43.9 17 18.0 -27.2 315 34 273.8 273.8 267.5 274.2 0.11 5 500 5200 -37.7 -46.7 38 9.0 -38.1 320 68 287.1 287.1 275.3 287.5 0.11 6 400 6710 -48.3 -54.3 50 6.0 -48.4 320 81 292.2 292.2 277.9 292.4 0.06 7 333 7892 -54.7 -61.3 44 6.6 -54.8 310 89 299.2 299.2 281.0 299.3 0.03 8 300 8550 -58.3 -65.3 40 7.0 -58.4 315 85 303.2 303.2 282.7 303.2 0.02 9 288 8805 -59.7 -65.7 45 6.0 -59.7 310 82 304.7 304.7 283.3 304.8 0.02 10 250 9690 -58.1 -78.1 6 20.0 -58.2 295 71 319.7 319.7 288.6 319.7 0.00 11 200 11110 -55.7 -83.7 2 28.0 -55.9 290 60 344.6 344.6 295.4 344.6 0.00 12 150 12950 -54.3 -86.3 1 32.0 -54.7 285 63 376.5 376.5 301.7 376.5 0.00 13 100 15540 -53.9 -86.9 1 33.0 -54.5 275 57 423.6 423.6 308.2 423.6 0.00 TRP 288 8805 -59.7 -65.7 45 6.0 -59.7 310 82 304.7 304.7 283.3 304.8 0.02 WND 333 7892 -54.7 -61.3 44 6.6 -54.8 310 89 299.2 299.2 281.0 299.3 0.03 Sounding variables and indices 1000-500 mb thick: 4994.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 36.81 % Est. max temperature: -7.51 C = 18.48 F Sfc-Lift cond lev (LCL): 961.12 mb = 495.82 m = 1626.68 ft T: -22.34 C 700-500 lapse rate: 4.99 C/km ThetaE index: 0.00 C Layer 997.0- 0.0 mb Conv cond level (CCL): 997.00 mb = 222.00 m = 728.34 ft Mean mixing ratio: 0.59 g/kg Conv temperature: -23.20 C = -9.76 F Cap Strength: 15.51 C Lifted Index: 24.62 C Risk: None Lifted Index @300 mb: 32.68 C Lifted Index @700 mb: 15.51 C Showalter Index: 16.95 C Risk: None Total Totals Index: 23.40 C Risk: None Vertical Totals Index: 18.20 C Cross Totals Index: 5.20 C K Index: -32.30 Risk: None Sweat Index: 116.00 Risk: None Energy Index: 4.37 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.88 J/kg Max Up Vert Vel: 8.59 m/s Conv Inhibition (B-): 25200.04 J/kg Cap Strength: 24.43 C Lift Cond Lev (LCL): 913.96 mb = 871.01 m = 2857.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 346 at 32 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 ---------------------------------------------------------- 0 997 222 250 9 8.5 3.1 | 181 34 0.8 34.3 1 986 305 265 13 13.0 1.1 | 189 33 5.3 32.4 2 947 610 315 21 14.8 -14.8 | 204 18 7.2 16.4 3 925 782 325 22 12.6 -18.0 | 201 14 5.0 13.2 4 909 914 310 23 17.6 -14.8 | 211 19 10.0 16.4 5 872 1219 305 26 21.3 -14.9 | 220 21 13.7 16.3 6 850 1409 310 24 18.4 -15.4 | 214 19 10.7 15.8 7 803 1829 310 27 20.7 -17.4 | 223 19 13.0 13.9 8 770 2134 315 26 18.4 -18.4 | 220 17 10.7 12.8 9 739 2438 320 28 18.0 -21.4 | 227 14 10.4 9.8 10 709 2743 315 32 22.6 -22.6 | 240 17 15.0 8.6 11 700 2836 315 34 24.0 -24.0 | 246 18 16.4 7.2 12 679 3048 315 35 24.7 -24.7 | 249 18 17.1 6.5 13 623 3658 320 40 25.7 -30.6 | 268 18 18.1 0.6 14 571 4267 320 51 32.8 -39.1 | 287 26 25.1 -7.8 15 524 4877 320 62 39.9 -47.5 | 297 36 32.2 -16.3 16 500 5200 320 68 43.7 -52.1 | 300 42 36.1 -20.9 17 479 5486 315 74 52.3 -52.3 | 295 49 44.7 -21.1 18 438 6096 315 77 54.4 -54.4 | 296 52 46.8 -23.2 19 400 6710 320 81 52.1 -62.0 | 305 54 44.4 -30.8 20 347 7620 310 83 63.6 -53.4 | 292 60 55.9 -22.1 21 333 7892 310 89 68.2 -57.2 | 293 66 60.5 -26.0 22 331 7925 310 89 68.2 -57.2 | 293 66 60.5 -26.0 23 300 8550 315 85 60.1 -60.1 | 299 60 52.5 -28.9 24 288 8805 310 82 62.8 -52.7 | 291 59 55.2 -21.5 25 273 9144 310 80 61.3 -51.4 | 291 57 53.6 -20.2 26 260 9449 315 74 52.3 -52.3 | 295 49 44.7 -21.1 27 250 9690 295 71 64.3 -30.0 | 269 57 56.7 1.2 28 248 9754 295 71 64.3 -30.0 | 269 57 56.7 1.2 29 214 10668 295 65 58.9 -27.5 | 266 51 51.3 3.8 30 200 11110 290 60 56.4 -20.5 | 258 50 48.7 10.7 31 186 11582 290 53 49.8 -18.1 | 253 44 42.2 13.1 32 150 12950 285 63 60.9 -16.3 | 254 55 53.2 14.9 33 146 13106 280 62 61.1 -10.8 | 249 57 53.4 20.5 34 115 14630 290 56 52.6 -19.2 | 255 47 45.0 12.1 35 105 15240 270 52 52.0 -0.0 | 235 54 44.4 31.2 36 100 15540 275 57 56.8 -5.0 | 242 56 49.1 26.3 37 93 15850 275 57 56.8 -5.0 | 242 56 49.1 26.3 38 87 16154 290 59 55.4 -20.2 | 257 49 47.8 11.0 39 81 16459 275 54 53.8 -4.7 | 240 53 46.2 26.5 40 75 16764 285 41 39.6 -10.6 | 237 38 32.0 20.6 41 65 17374 265 57 56.8 5.0 | 234 61 49.1 36.2 42 61 17678 275 61 60.8 -5.3 | 244 59 53.1 25.9 43 46 18898 275 43 42.8 -3.7 | 232 45 35.2 27.5 44 37 19812 260 49 48.3 8.5 | 226 57 40.6 39.7 45 30 20726 280 50 49.2 -8.7 | 242 47 41.6 22.5 46 28 21031 290 41 38.5 -14.0 | 241 35 30.9 17.2 47 26 21336 280 36 35.5 -6.3 | 228 37 27.8 25.0 48 21 22250 250 21 19.7 7.2 | 197 40 12.1 38.4 49 19 22555 245 29 26.3 12.3 | 203 47 18.6 43.5 50 18 22860 260 37 36.4 6.4 | 217 47 28.8 37.7 51 17 23165 265 25 24.9 2.2 | 207 38 17.3 33.4 52 14 24079 260 28 27.6 4.9 | 209 41 19.9 36.1 53 12 24689 265 36 35.9 3.1 | 219 44 28.2 34.4 54 11 24994 300 20 17.3 -10.0 | 205 23 9.7 21.2 55 10 25298 270 14 14.0 -0.0 | 192 32 6.4 31.2 56 10 25603 275 23 22.9 -2.0 | 208 33 15.3 29.2 57 9 25908 255 27 26.1 7.0 | 206 42 18.4 38.2 58 8 26213 260 32 31.5 5.6 | 213 44 23.9 36.8 59 8 26518 270 29 29.0 -0.0 | 214 38 21.4 31.2 60 7 26822 265 33 32.9 2.9 | 217 42 25.2 34.1 61 6 27432 255 22 21.3 5.7 | 200 39 13.6 36.9 62 6 27737 245 14 12.7 5.9 | 188 37 5.1 37.1 63 5 28042 270 18 18.0 -0.0 | 198 33 10.4 31.2 64 5 28346 285 18 17.4 -4.7 | 200 28 9.7 26.6 65 5 28651 260 27 26.6 4.7 | 208 41 19.0 35.9 Wind Parameters Mean winds (0-6000m): 316.3 at 42.9 knts Storm direction: 346.3 at 32.1 knts Shear (0-3000m) pos: 4.9 neg: 2.0 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 73.2 deg Storm rel helicity (0-3000m) pos: 176.2 neg: -16.3 tot: 159.9 m^2/s^2 ave: 53.3 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 4.6 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.38 Bulk Shear: 97.49 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 ------------------------------------------------------------------------------- 500 299 17 197 24| 21.2 0.0 21.2| 90.5 -1.8 88.7 177.5 0.46| 24.8 11.4 1000 307 20 204 21| 10.6 4.1 14.8|118.2 -1.8 116.4 116.4 0.51| 16.8 8.6 1500 308 22 209 20| 7.6 2.8 10.4|129.0 -11.8 117.2 78.1 0.45| 12.9 5.8 2000 309 23 212 20| 6.3 2.1 8.4|134.7 -16.3 118.4 59.2 0.41| 10.7 4.4 2500 311 24 215 19| 5.0 2.4 7.5|154.0 -16.3 137.7 55.1 0.45| 9.9 4.5 3000 312 26 220 18| 4.9 2.0 6.9|176.2 -16.3 159.9 53.3 0.50| 9.1 4.6 4000 315 30 234 17| 4.4 2.5 6.9|235.1 -16.3 218.8 54.7 0.56| 8.7 4.9 5000 317 36 254 18| 3.5 3.8 7.3|299.3 -16.3 283.0 56.6 0.53| 8.8 4.6 6000 316 43 269 22| 3.2 3.8 7.0|333.6 -58.2 275.3 45.9 0.45| 8.4 3.8 Wrote GIF file: /home/apache/climate/data/raob//COYU/skewt/COYU.skewt.20251208.12.gif