UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for X1770... Searching the city database file for: X1770 ... Date:0000Z 8 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 1009 21 -10.3 -13.6 77 3.3 -11.1 225 3 262.2 262.4 261.6 265.8 1.32 1 1000 90 -7.7 -13.7 62 6.0 -9.2 260 7 265.5 265.7 264.0 269.1 1.32 2 998 106 -7.5 -13.5 62 6.0 -9.0 261 7 265.8 266.0 264.3 269.5 1.35 3 968 342 -9.5 -16.5 57 7.0 -11.1 283 14 266.1 266.3 264.0 269.1 1.09 4 925 692 -11.7 -19.7 51 8.0 -13.3 315 23 267.3 267.5 264.5 269.8 0.87 5 865 1203 -14.7 -21.7 55 7.0 -16.0 343 12 269.4 269.5 265.8 271.6 0.78 6 850 1335 -14.7 -20.7 60 6.0 -15.8 350 9 270.7 270.9 266.8 273.2 0.86 7 764 2135 -19.1 -25.1 59 6.0 -20.0 301 12 274.4 274.5 268.8 276.3 0.65 8 728 2494 -19.9 -25.9 59 6.0 -20.8 278 14 277.3 277.4 270.7 279.2 0.64 9 700 2784 -21.1 -30.1 44 9.0 -22.3 260 15 279.1 279.2 271.4 280.5 0.45 10 570 4272 -29.7 -40.7 34 11.0 -30.6 254 21 285.9 285.9 274.9 286.5 0.19 11 500 5190 -37.7 -47.7 34 10.0 -38.2 250 25 287.1 287.1 275.3 287.4 0.10 12 412 6495 -47.3 -55.3 39 8.0 -47.5 246 16 291.0 291.1 277.3 291.2 0.05 13 400 6690 -47.5 -55.5 39 8.0 -47.7 245 15 293.3 293.3 278.3 293.4 0.05 14 381 7011 -49.1 -57.1 39 8.0 -49.3 232 16 295.3 295.3 279.3 295.4 0.04 15 344 7676 -53.7 -62.7 32 9.0 -53.8 205 17 297.8 297.8 280.4 297.9 0.02 16 300 8560 -51.9 -61.9 29 10.0 -52.1 230 29 312.2 312.2 286.1 312.3 0.03 17 253 9672 -48.5 -60.5 24 12.0 -48.8 230 31 332.8 332.8 292.5 333.0 0.04 18 250 9750 -48.9 -60.9 23 12.0 -49.3 230 31 333.4 333.4 292.7 333.5 0.04 19 200 11220 -47.5 -63.5 14 16.0 -48.0 245 42 357.6 357.6 298.2 357.7 0.04 20 185 11732 -48.1 -65.1 12 17.0 -48.7 245 42 364.6 364.7 299.6 364.8 0.03 21 160 12691 -44.7 -64.7 9 20.0 -45.7 245 42 385.8 385.9 303.2 386.0 0.04 22 150 13120 -46.1 -66.1 9 20.0 -47.0 245 42 390.6 390.6 303.9 390.8 0.04 23 105 15479 -48.1 -70.1 6 22.0 -49.1 241 49 428.8 428.8 308.7 428.9 0.03 24 104 15542 -48.5 -70.5 6 22.0 -49.5 240 49 429.2 429.2 308.7 429.3 0.03 25 100 15800 -47.5 -70.5 5 23.0 -48.7 240 50 435.9 436.0 309.5 436.1 0.03 26 80 17273 -47.5 -71.5 5 24.0 -48.9 246 45 464.7 464.7 312.2 464.9 0.03 27 70 18150 -49.9 -73.9 4 24.0 -51.1 250 42 477.6 477.6 313.2 477.8 0.02 28 62 18941 -51.9 -74.9 5 23.0 -53.0 245 46 490.1 490.1 314.2 490.2 0.02 29 55 19721 -50.3 -74.3 4 24.0 -51.8 239 49 510.8 510.8 315.7 511.0 0.03 30 50 20340 -52.9 -76.9 4 24.0 -54.1 235 52 518.8 518.8 316.2 518.9 0.02 31 49 20470 -53.3 -77.3 4 24.0 -54.5 236 52 520.9 520.9 316.4 521.0 0.02 32 41 21624 -49.9 -73.9 4 24.0 -51.8 241 48 556.6 556.6 318.5 556.9 0.04 33 34 22838 -52.9 -76.9 4 24.0 -54.6 246 44 579.3 579.3 319.6 579.5 0.03 34 30 23650 -49.9 -74.9 4 25.0 -52.4 250 42 608.6 608.6 321.0 609.0 0.05 35 29 23872 -49.3 -74.3 4 25.0 -52.0 248 41 616.2 616.2 321.3 616.6 0.06 36 26 24582 -52.3 -76.3 4 24.0 -54.5 241 40 627.2 627.2 321.8 627.6 0.05 37 21 25985 -45.3 -71.3 4 26.0 -50.0 228 36 687.9 687.9 324.1 688.9 0.12 38 20 26310 -46.1 -72.1 4 26.0 -50.7 225 35 695.1 695.1 324.3 696.0 0.11 39 19 26651 -45.9 -71.9 4 26.0 -50.7 706.0 706.0 324.7 707.0 0.12 40 16 27783 -50.9 -74.9 4 24.0 -54.5 725.2 725.3 325.3 726.0 0.09 41 15 28208 -45.5 -71.5 4 26.0 -51.2 756.7 756.7 326.1 758.2 0.16 42 12 29674 -52.3 -76.3 4 24.0 -56.2 782.4 782.5 326.8 783.4 0.10 43 10 30860 -49.7 -74.7 4 25.0 -55.1 834.0 834.1 328.1 835.6 0.15 TRP 344 7676 -53.7 -62.7 32 9.0 -53.8 205 17 297.8 297.8 280.4 297.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5100.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 47.39 % Est. max temperature: -2.53 C = 27.45 F Sfc-Lift cond lev (LCL): 956.92 mb = 430.95 m = 1413.87 ft T: -10.06 C 700-500 lapse rate: 6.90 C/km ThetaE index: 0.37 C Layer 968.0- 925.0 mb Conv cond level (CCL): 720.12 mb = 2574.31 m = 8445.78 ft Mean mixing ratio: 1.06 g/kg Conv temperature: 5.38 C = 41.68 F Cap Strength: 14.46 C Lifted Index: 14.72 C Risk: None Lifted Index @300 mb: 30.38 C Lifted Index @700 mb: 9.93 C Showalter Index: 11.59 C Risk: None Total Totals Index: 40.00 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 17.00 C K Index: -6.70 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 3.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.74 J/kg Max Up Vert Vel: 4.63 m/s Conv Inhibition (B-): 68418.50 J/kg Cap Strength: 14.67 C Lift Cond Lev (LCL): 857.78 mb = 1266.07 m = 4153.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 297 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 1009 21 225 3 2.1 2.1 | 131 12 -9.5 8.1 1 1000 90 260 7 6.9 1.2 | 147 9 -4.7 7.2 2 925 692 315 23 16.3 -16.3 | 336 11 4.7 -10.3 3 850 1335 350 9 1.6 -8.9 | 74 10 -10.0 -2.9 4 700 2784 260 15 14.8 2.6 | 200 9 3.2 8.6 5 500 5190 250 25 23.5 8.6 | 219 19 11.9 14.5 6 400 6690 245 15 13.6 6.3 | 189 12 2.0 12.3 7 344 7676 205 17 7.2 15.4 | 168 22 -4.4 21.4 8 300 8560 230 29 22.2 18.6 | 203 27 10.6 24.6 9 250 9750 230 31 23.7 19.9 | 205 29 12.2 25.9 10 200 11220 245 42 38.1 17.7 | 228 36 26.5 23.7 11 150 13120 245 42 38.1 17.7 | 228 36 26.5 23.7 12 100 15800 240 50 43.3 25.0 | 226 44 31.7 31.0 13 70 18150 250 42 39.5 14.4 | 234 35 27.9 20.3 14 50 20340 235 52 42.6 29.8 | 221 47 31.0 35.8 15 30 23650 250 42 39.5 14.4 | 234 35 27.9 20.3 16 20 26310 225 35 24.7 24.7 | 203 33 13.2 30.7 Wind Parameters Mean winds (0-6000m): 267.3 at 17.4 knts Storm direction: 297.3 at 13.0 knts Shear (0-3000m) pos: 1.9 neg: 2.9 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 74.0 deg Storm rel helicity (0-3000m) pos: 74.5 neg: -4.5 tot: 70.0 m^2/s^2 ave: 23.3 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 11.0 stream: 6.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.46 Bulk Shear: 7.36 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 ------------------------------------------------------------------------------- 500 287 12 171 3| 18.4 0.0 18.4| 21.8 0.0 21.8 43.6 0.77| 20.4 15.8 1000 310 16 354 4| 8.7 0.0 8.7| 53.9 0.0 53.9 53.9 0.80| 18.4 14.8 1500 316 14 21 5| 3.9 0.0 3.9| 72.5 -1.3 71.1 47.4 0.79| 15.5 12.2 2000 317 13 32 5| 2.9 1.6 4.5| 72.5 -3.1 69.4 34.7 0.67| 13.2 8.9 2500 310 13 29 3| 2.3 2.6 4.9| 73.1 -3.2 69.9 28.0 0.63| 12.1 7.7 3000 300 14 351 1| 1.9 2.9 4.9| 74.5 -4.5 70.0 23.3 0.58| 11.0 6.4 4000 285 15 230 3| 1.5 2.7 4.2| 81.0 -4.5 76.4 19.1 0.57| 8.8 5.0 5000 274 16 223 7| 1.2 2.7 3.8| 85.5 -4.5 80.9 16.2 0.55| 7.5 4.2 6000 267 17 220 9| 1.0 1.9 2.9| 85.8 -22.6 63.2 10.5 0.46| 6.8 3.1 Wrote GIF file: /home/apache/climate/data/raob//X1770/skewt/X1770.skewt.20251208.00.gif