UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120200.upa.cvt Date: 0000Z 2 DEC 25 Searching for X1770... Searching the city database file for: X1770 ... Date:0000Z 2 DEC 25 Station: X1770 WMO ident: 31770 Latitude: 49.00 Longitude: 140.30 ------------------------------------------------------------------------------- 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 1006 26 -11.5 -21.5 43 10.0 -13.3 245 7 261.2 261.3 259.5 263.1 0.68 1 1000 72 -12.1 -22.1 43 10.0 -13.8 255 9 261.0 261.2 259.3 262.9 0.65 2 925 662 -16.5 -26.5 42 10.0 -17.9 270 27 262.4 262.5 260.0 263.8 0.47 3 894 918 -17.5 -26.5 45 9.0 -18.7 280 31 264.0 264.1 261.3 265.4 0.49 4 879 1045 -14.7 -22.7 51 8.0 -16.1 285 34 268.2 268.3 264.7 270.2 0.70 5 850 1299 -15.7 -23.7 50 8.0 -17.0 295 38 269.7 269.8 265.7 271.6 0.66 6 788 1866 -18.5 -27.5 45 9.0 -19.8 287 31 272.6 272.7 267.4 274.1 0.51 7 700 2738 -24.3 -30.3 58 6.0 -25.0 275 21 275.6 275.6 269.2 276.9 0.44 8 678 2970 -25.7 -31.7 57 6.0 -26.3 273 22 276.5 276.6 269.8 277.8 0.40 9 522 4831 -34.7 -42.7 44 8.0 -35.2 253 31 287.2 287.2 275.5 287.7 0.17 10 500 5130 -37.1 -45.1 43 8.0 -37.5 250 33 287.8 287.8 275.7 288.3 0.14 11 450 5849 -42.5 -51.5 37 9.0 -42.8 257 30 289.8 289.8 276.7 290.1 0.07 12 440 6001 -42.1 -51.1 37 9.0 -42.4 259 30 292.2 292.2 277.9 292.5 0.08 13 400 6640 -45.7 -55.7 31 10.0 -46.0 265 27 295.6 295.6 279.4 295.8 0.05 14 367 7207 -49.1 -60.1 27 11.0 -49.3 260 30 298.4 298.4 280.7 298.6 0.03 15 348 7555 -48.7 -59.7 27 11.0 -49.0 257 32 303.5 303.6 282.8 303.7 0.04 16 304 8434 -52.1 -64.1 22 12.0 -52.3 250 36 310.7 310.7 285.6 310.8 0.02 17 300 8520 -52.1 -64.1 22 12.0 -52.3 250 38 311.9 311.9 286.1 312.0 0.02 18 259 9471 -52.5 -65.5 19 13.0 -52.7 242 48 324.7 324.7 290.2 324.8 0.02 19 250 9700 -52.1 -65.1 20 13.0 -52.4 240 50 328.6 328.6 291.3 328.7 0.02 20 215 10686 -49.7 -63.7 18 14.0 -50.1 237 57 346.8 346.8 296.0 347.0 0.03 21 200 11160 -50.5 -65.5 15 15.0 -50.9 235 60 352.8 352.8 297.3 352.9 0.03 22 157 12725 -51.2 -67.9 12 16.7 -51.7 235 71 376.9 376.9 301.8 377.0 0.03 23 151 12977 -51.3 -68.3 11 17.0 -51.8 235 69 381.0 381.0 302.4 381.1 0.03 24 150 13020 -51.1 -69.1 10 18.0 -51.6 235 69 382.0 382.0 302.6 382.1 0.02 25 100 15650 -52.9 -72.9 7 20.0 -53.5 235 66 425.5 425.5 308.3 425.6 0.02 26 70 17940 -54.1 -74.1 7 20.0 -54.9 230 69 468.6 468.7 312.5 468.8 0.02 27 65 18415 -54.9 -74.9 7 20.0 -55.6 231 66 476.9 476.9 313.2 477.1 0.02 28 54 19605 -53.1 -74.1 6 21.0 -54.2 234 57 507.1 507.1 315.5 507.3 0.03 29 50 20100 -53.9 -74.9 6 21.0 -55.0 235 54 516.5 516.5 316.1 516.6 0.03 30 30 23340 -57.9 -78.9 5 21.0 -59.0 230 60 586.8 586.8 320.0 587.0 0.03 31 29 23555 -58.1 -79.1 5 21.0 -59.2 230 61 592.0 592.0 320.2 592.1 0.03 32 26 24254 -52.5 -74.5 5 22.0 -54.7 230 63 626.6 626.7 321.8 627.1 0.06 33 25 24509 -52.5 -74.5 5 22.0 -54.8 230 64 633.7 633.7 322.1 634.2 0.06 34 20 25980 -45.1 -70.1 4 25.0 -50.0 230 69 698.1 698.2 324.4 699.4 0.15 35 15 27889 -47.5 -72.5 4 25.0 -52.4 750.0 750.1 326.0 751.3 0.14 36 13 28849 -40.3 -67.3 4 27.0 -48.8 806.3 806.5 327.5 809.7 0.34 37 11 29986 -40.9 -67.9 4 27.0 -49.8 843.6 843.8 328.3 847.5 0.37 38 10 30630 -43.7 -69.7 4 26.0 -51.7 856.4 856.6 328.6 859.8 0.32 39 9.5 30975 -43.5 -69.5 4 26.0 -51.8 869.8 870.0 328.9 873.6 0.35 TRP 304 8434 -52.1 -64.1 22 12.0 -52.3 250 36 310.7 310.7 285.6 310.8 0.02 WND 157 12725 -51.2 -67.9 12 16.7 -51.7 235 71 376.9 376.9 301.8 377.0 0.03 Sounding variables and indices 1000-500 mb thick: 5058.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 48.88 % Est. max temperature: -3.31 C = 26.04 F Sfc-Lift cond lev (LCL): 855.68 mb = 1248.66 m = 4096.60 ft T: -15.50 C 700-500 lapse rate: 5.35 C/km ThetaE index: 0.24 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 609.60 mb = 3726.87 m = 12227.10 ft Mean mixing ratio: 0.55 g/kg Conv temperature: 8.19 C = 46.75 F Cap Strength: 19.77 C Lifted Index: 20.01 C Risk: None Lifted Index @300 mb: 34.31 C Lifted Index @700 mb: 11.60 C Showalter Index: 13.45 C Risk: None Total Totals Index: 34.80 C Risk: None Vertical Totals Index: 21.40 C Cross Totals Index: 13.40 C K Index: -8.30 Risk: None Sweat Index: 109.00 Risk: None Energy Index: 3.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.87 J/kg Max Up Vert Vel: 3.43 m/s Conv Inhibition (B-): 76167.22 J/kg Cap Strength: 19.97 C Lift Cond Lev (LCL): 813.33 mb = 1629.18 m = 5345.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 299 at 21 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 1006 26 245 7 6.3 3.0 | 138 18 -11.9 13.1 1 1000 72 255 9 8.7 2.3 | 143 16 -9.5 12.5 2 925 662 270 27 27.0 -0.0 | 221 13 8.8 10.1 3 850 1299 295 38 34.4 -16.1 | 290 17 16.2 -5.9 4 700 2738 275 21 20.9 -1.8 | 198 9 2.7 8.3 5 500 5130 250 33 31.0 11.3 | 211 25 12.8 21.4 6 400 6640 265 27 26.9 2.4 | 215 15 8.7 12.5 7 304 8434 250 36 33.8 12.3 | 215 27 15.6 22.4 8 300 8520 250 38 35.7 13.0 | 217 29 17.5 23.1 9 250 9700 240 50 43.3 25.0 | 216 43 25.1 35.1 10 200 11160 235 60 49.1 34.4 | 215 54 30.9 44.6 11 157 12725 235 71 58.2 40.7 | 218 65 39.9 50.9 12 150 13020 235 69 56.5 39.6 | 218 63 38.3 49.7 13 100 15650 235 66 54.1 37.9 | 217 60 35.8 48.0 14 70 17940 230 69 52.9 44.4 | 212 65 34.6 54.5 15 50 20100 235 54 44.2 31.0 | 212 49 26.0 41.1 16 30 23340 230 60 46.0 38.6 | 210 56 27.7 48.7 17 20 25980 230 69 52.9 44.4 | 212 65 34.6 54.5 Wind Parameters Mean winds (0-6000m): 269.1 at 27.8 knts Storm direction: 299.1 at 20.9 knts Shear (0-3000m) pos: 5.3 neg: 2.8 tot: 8.1 10-3/s Storm rel Dir Shear (0-3000m): 66.4 deg Storm rel helicity (0-3000m) pos: 134.6 neg: -48.6 tot: 86.0 m^2/s^2 ave: 28.7 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 10.2 stream: 3.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.27 Bulk Shear: 21.72 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 ------------------------------------------------------------------------------- 500 263 15 165 12| 17.0 0.0 17.0| 54.1 0.0 54.1 108.1 0.91| 17.1 15.5 1000 272 22 201 10| 14.5 0.0 14.5|102.9 0.0 102.9 102.9 0.94| 15.8 15.0 1500 281 27 238 9| 10.6 0.0 10.6|132.4 -8.7 123.7 82.5 0.83| 14.2 11.8 2000 284 28 248 10| 8.0 1.8 9.8|132.4 -27.2 105.2 52.6 0.59| 12.5 7.4 2500 284 28 248 9| 6.4 2.8 9.2|132.4 -42.7 89.7 35.9 0.40| 11.4 4.6 3000 283 27 243 9| 5.3 2.8 8.1|134.6 -48.6 86.0 28.7 0.34| 10.2 3.5 4000 279 26 232 10| 4.0 2.3 6.3|140.4 -48.6 91.8 22.9 0.34| 8.6 2.9 5000 273 27 225 12| 3.2 2.4 5.6|140.7 -51.5 89.2 17.8 0.30| 7.6 2.3 6000 269 28 222 14| 2.8 2.0 4.8|148.0 -52.4 95.5 15.9 0.28| 6.9 2.0 Wrote GIF file: /home/apache/climate/data/raob//X1770/skewt/X1770.skewt.20251202.00.gif