UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010700.upa.cvt Date: 0000Z 7 JAN 26 Searching for X2477... Searching the city database file for: X2477 ... Date:0000Z 7 JAN 26 Station: X2477 WMO ident: 32477 Latitude: 54.30 Longitude: 155.93 ------------------------------------------------------------------------------- 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 1000 30 -15.9 -19.4 74 3.5 -16.5 120 1 257.2 257.4 256.6 259.5 0.82 1 967 284 -6.7 -10.1 77 3.4 -7.7 150 4 269.0 269.3 267.4 274.0 1.83 2 925 625 -9.1 -13.3 72 4.2 -10.2 190 9 270.0 270.2 267.4 274.1 1.48 3 886 958 -10.7 -14.7 72 4.0 -11.7 215 8 271.7 271.9 268.4 275.6 1.38 4 850 1275 -13.5 -17.7 71 4.2 -14.4 240 7 272.0 272.2 268.1 275.2 1.12 5 754 2174 -20.7 -24.5 72 3.8 -21.3 274 7 273.7 273.8 268.5 275.7 0.70 6 700 2721 -23.5 -27.8 68 4.3 -24.1 295 7 276.5 276.6 270.0 278.1 0.56 7 653 3226 -26.3 -31.3 63 5.0 -26.9 298 8 278.8 278.9 271.2 280.2 0.43 8 501 5086 -40.3 -47.3 47 7.0 -40.6 310 11 283.7 283.8 273.5 284.1 0.11 9 500 5100 -40.3 -48.3 42 8.0 -40.6 310 11 283.9 283.9 273.6 284.2 0.10 10 400 6590 -49.9 -57.9 38 8.0 -50.1 305 40 290.1 290.1 276.8 290.3 0.04 11 360 7271 -55.1 -62.1 42 7.0 -55.2 305 42 292.0 292.1 277.7 292.1 0.02 12 357 7324 -55.3 -62.3 41 7.0 -55.4 305 42 292.5 292.5 277.9 292.6 0.02 13 300 8440 -53.1 -60.1 42 7.0 -53.2 280 15 310.5 310.5 285.5 310.7 0.04 14 288 8703 -54.1 -62.1 37 8.0 -54.2 270 15 312.7 312.7 286.4 312.8 0.03 15 283 8815 -52.7 -60.7 37 8.0 -52.9 266 16 316.3 316.3 287.6 316.4 0.04 16 250 9620 -50.7 -59.7 34 9.0 -51.0 235 17 330.7 330.7 292.0 330.9 0.05 17 200 11090 -47.7 -61.7 18 14.0 -48.2 245 21 357.2 357.2 298.2 357.4 0.05 18 150 13000 -43.9 -63.9 9 20.0 -45.0 245 27 394.4 394.4 304.5 394.6 0.05 19 144 13274 -44.1 -64.1 9 20.0 -45.2 245 27 398.7 398.7 305.0 398.9 0.05 20 100 15720 -44.1 -69.1 5 25.0 -45.7 245 25 442.5 442.5 310.1 442.7 0.03 21 70 18110 -43.9 -69.9 4 26.0 -46.1 245 35 490.5 490.5 314.2 490.7 0.04 22 50 20350 -46.5 -72.5 4 26.0 -48.8 225 9 533.9 533.9 317.2 534.2 0.04 23 49 20484 -46.7 -72.7 4 26.0 -49.0 218 9 536.5 536.5 317.3 536.8 0.04 24 42 21514 -42.3 -69.3 4 27.0 -46.0 165 12 571.6 571.6 319.3 572.2 0.08 25 36 22549 -44.9 -70.9 4 26.0 -48.3 112 15 590.6 590.6 320.2 591.2 0.07 26 33 23132 -42.5 -69.5 4 27.0 -46.8 83 17 611.9 611.9 321.2 612.6 0.10 27 30 23770 -46.3 -72.3 4 26.0 -49.7 50 19 618.4 618.4 321.5 619.0 0.07 28 28 24227 -47.9 -73.9 3 26.0 -51.1 49 21 626.3 626.3 321.7 626.8 0.06 29 25 24979 -45.3 -71.3 4 26.0 -49.5 48 23 654.4 654.4 322.9 655.2 0.10 30 20 26460 -47.7 -73.7 3 26.0 -51.8 45 29 690.2 690.2 324.1 690.9 0.09 31 18 27158 -46.3 -72.3 4 26.0 -51.1 715.7 715.8 325.0 716.8 0.12 32 15 28355 -51.7 -76.7 3 25.0 -55.3 736.1 736.1 325.6 736.7 0.07 33 12 29797 -53.3 -77.3 4 24.0 -56.9 778.9 778.9 326.7 779.7 0.09 TRP 357 7324 -55.3 -62.3 41 7.0 -55.4 305 42 292.5 292.5 277.9 292.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5070.21 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 64.54 % Est. max temperature: -1.15 C = 29.94 F Sfc-Lift cond lev (LCL): 944.44 mb = 465.25 m = 1526.40 ft T: -7.98 C 700-500 lapse rate: 7.06 C/km ThetaE index: 0.38 C Layer 850.0- 754.0 mb Conv cond level (CCL): 837.44 mb = 1386.73 m = 4549.58 ft Mean mixing ratio: 1.50 g/kg Conv temperature: -0.93 C = 30.33 F Cap Strength: 9.95 C Lifted Index: 10.07 C Risk: None Lifted Index @300 mb: 27.39 C Lifted Index @700 mb: 5.48 C Showalter Index: 7.43 C Risk: None Total Totals Index: 49.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.80 C Cross Totals Index: 22.60 C K Index: 4.80 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 1.88 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 43.95 J/kg Max Up Vert Vel: 9.38 m/s Conv Inhibition (B-): 69796.16 J/kg Cap Strength: 9.80 C Lift Cond Lev (LCL): 897.39 mb = 858.94 m = 2818.02 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 321 at 7 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 1000 30 120 1 -0.9 0.5 | 139 8 -5.5 6.2 1 925 625 190 9 1.6 8.9 | 168 15 -3.1 14.6 2 850 1275 240 7 6.1 3.5 | 189 9 1.4 9.2 3 700 2721 295 7 6.3 -3.0 | 212 3 1.7 2.8 4 500 5100 310 11 8.4 -7.1 | 289 4 3.8 -1.3 5 400 6590 305 40 32.8 -22.9 | 301 33 28.1 -17.2 6 357 7324 305 42 34.4 -24.1 | 302 35 29.8 -18.3 7 300 8440 280 15 14.8 -2.6 | 253 11 10.1 3.1 8 250 9620 235 17 13.9 9.8 | 211 18 9.3 15.5 9 200 11090 245 21 19.0 8.9 | 225 21 14.4 14.6 10 150 13000 245 27 24.5 11.4 | 229 26 19.8 17.2 11 100 15720 245 25 22.7 10.6 | 228 24 18.0 16.3 12 70 18110 245 35 31.7 14.8 | 233 34 27.1 20.5 13 50 20350 225 9 6.4 6.4 | 188 12 1.7 12.1 14 30 23770 50 19 -14.6 -12.2 | 71 20 -19.2 -6.5 15 20 26460 45 29 -20.5 -20.5 | 60 29 -25.1 -14.8 Wind Parameters Mean winds (0-6000m): 291.2 at 9.8 knts Storm direction: 321.2 at 7.4 knts Shear (0-3000m) pos: 1.5 neg: 0.0 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 83.0 deg Storm rel helicity (0-3000m) pos: 44.0 neg: 0.0 tot: 44.0 m^2/s^2 ave: 14.7 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 2.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.36 Bulk Shear: 18.60 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 ------------------------------------------------------------------------------- 500 184 4 157 11| 7.5 0.0 7.5| 15.9 0.0 15.9 31.8 0.58| 8.4 4.9 1000 195 6 166 12| 4.1 0.0 4.1| 35.2 0.0 35.2 35.2 0.67| 7.7 5.2 1500 209 7 173 12| 2.6 0.0 2.6| 40.2 0.0 40.2 26.8 0.64| 6.4 4.1 2000 223 7 180 11| 2.0 0.0 2.0| 42.4 0.0 42.4 21.2 0.62| 5.4 3.4 2500 235 7 185 10| 1.6 0.0 1.6| 43.4 0.0 43.4 17.3 0.59| 4.8 2.8 3000 246 7 191 9| 1.5 0.0 1.5| 44.0 0.0 44.0 14.7 0.58| 4.3 2.5 4000 265 7 202 7| 1.3 0.0 1.3| 45.5 0.0 45.5 11.4 0.61| 3.4 2.1 5000 280 8 215 5| 1.2 0.0 1.2| 47.2 0.0 47.2 9.4 0.63| 3.0 1.9 6000 291 10 244 5| 1.0 1.6 2.6| 51.0 0.0 51.0 8.5 0.42| 4.0 1.7 Wrote GIF file: /home/apache/climate/data/raob//X2477/skewt/X2477.skewt.20260107.00.gif