UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for X2477... Searching the city database file for: X2477 ... Date:0000Z 18 OCT 25 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 1015 26 0.6 -0.8 90 1.4 0.0 170 1 272.6 273.2 272.4 282.2 3.55 1 1000 145 -0.5 -4.1 77 3.6 -1.8 195 1 272.6 273.1 271.4 280.3 2.82 2 954 520 -2.1 -7.1 69 5.0 -3.8 280 3 274.7 275.1 271.9 281.3 2.35 3 949 562 -2.7 -8.7 63 6.0 -4.6 289 4 274.5 274.9 271.4 280.3 2.08 4 925 764 -4.5 -9.5 68 5.0 -6.1 335 5 274.7 275.0 271.3 280.3 2.01 5 850 1423 -9.9 -14.2 71 4.3 -11.0 310 9 275.8 276.0 271.2 280.0 1.50 6 829 1615 -11.3 -14.9 75 3.6 -12.2 314 10 276.3 276.5 271.4 280.4 1.45 7 796 1926 -12.3 -16.3 72 4.0 -13.3 320 10 278.4 278.7 272.5 282.3 1.34 8 713 2761 -16.1 -27.1 38 11.0 -18.0 337 13 283.2 283.3 274.0 285.0 0.58 9 709 2803 -16.5 -28.5 35 12.0 -18.4 338 13 283.2 283.3 273.9 284.8 0.51 10 700 2899 -17.3 -28.3 38 11.0 -19.0 340 13 283.3 283.4 274.0 285.0 0.53 11 502 5312 -33.7 -46.7 26 13.0 -34.5 315 17 291.6 291.6 277.7 292.0 0.11 12 500 5340 -33.9 -46.9 26 13.0 -34.7 315 17 291.7 291.7 277.7 292.1 0.11 13 400 6870 -44.7 -56.7 25 12.0 -45.0 350 15 296.9 296.9 280.0 297.1 0.04 14 316 8416 -52.3 -63.3 25 11.0 -52.5 21 24 307.0 307.0 284.2 307.1 0.02 15 306 8623 -52.9 -63.9 25 11.0 -53.1 25 25 309.0 309.0 285.0 309.1 0.02 16 300 8750 -52.7 -63.7 25 11.0 -52.9 20 23 311.1 311.1 285.7 311.2 0.02 17 250 9930 -51.9 -64.9 20 13.0 -52.2 315 21 328.9 328.9 291.5 329.0 0.02 18 200 11380 -49.3 -65.3 14 16.0 -49.8 295 27 354.7 354.7 297.7 354.8 0.03 19 150 13260 -50.7 -70.7 8 20.0 -51.2 290 29 382.7 382.7 302.7 382.8 0.02 20 100 15880 -51.9 -73.9 5 22.0 -52.6 285 29 427.4 427.5 308.6 427.5 0.02 21 74 17830 -53.1 -76.1 4 23.0 -53.9 277 29 463.4 463.4 312.1 463.5 0.02 22 70 18190 -52.1 -76.1 4 24.0 -53.1 275 29 472.9 472.9 312.9 473.0 0.02 23 64 18772 -49.7 -73.7 4 24.0 -51.1 274 30 490.5 490.5 314.2 490.6 0.03 24 51 20251 -50.7 -75.7 4 25.0 -52.2 270 31 521.0 521.0 316.4 521.2 0.03 25 50 20380 -51.5 -76.5 3 25.0 -52.9 270 31 522.1 522.1 316.4 522.3 0.02 26 38 22151 -53.7 -77.7 4 24.0 -55.1 273 25 559.1 559.1 318.6 559.3 0.03 27 34 22873 -49.5 -74.5 4 25.0 -51.9 274 22 588.3 588.3 320.1 588.6 0.05 28 32 23270 -49.3 -74.3 4 25.0 -51.8 274 21 599.1 599.1 320.6 599.5 0.05 29 30 23690 -51.9 -76.9 3 25.0 -54.0 275 19 603.2 603.2 320.7 603.4 0.04 30 23 25414 -49.5 -74.5 4 25.0 -52.7 255 18 657.8 657.9 323.0 658.4 0.07 31 20 26320 -52.5 -77.5 3 25.0 -55.2 245 17 675.5 675.5 323.6 675.9 0.05 32 19 26653 -52.9 -76.9 4 24.0 -55.6 245 17 684.2 684.2 323.9 684.7 0.06 33 13 29101 -54.3 -78.3 4 24.0 -57.5 242 13 757.8 757.8 326.1 758.4 0.07 34 12 29620 -49.9 -74.9 4 25.0 -54.6 241 13 790.9 791.0 327.0 792.1 0.12 35 11 30188 -52.1 -77.1 3 25.0 -56.3 241 12 802.9 802.9 327.3 803.8 0.10 36 10 30810 -49.5 -74.5 4 25.0 -55.0 240 11 834.8 834.9 328.1 836.4 0.16 37 9.3 31287 -48.1 -74.1 3 26.0 -54.4 857.6 857.7 328.6 859.5 0.18 TRP 306 8623 -52.9 -63.9 25 11.0 -53.1 25 25 309.0 309.0 285.0 309.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 5195.00 m Freezing level: 1006.82 mb = 90.84 m = 298.04 ft Wetbulb zero: 1014.84 mb = 27.14 m = 89.05 ft Precipitable water: 0.24 inches Sfc-500 mean rel hum: 49.11 % Est. max temperature: 3.59 C = 38.46 F Sfc-Lift cond lev (LCL): 992.98 mb = 201.13 m = 659.86 ft T: -0.74 C 700-500 lapse rate: 6.80 C/km ThetaE index: 1.83 C Layer 1000.0- 954.0 mb Conv cond level (CCL): 881.49 mb = 1139.46 m = 3738.34 ft Mean mixing ratio: 2.45 g/kg Conv temperature: 3.36 C = 38.04 F Cap Strength: 9.41 C Lifted Index: 9.47 C Risk: None Lifted Index @300 mb: 21.52 C Lifted Index @700 mb: 4.83 C Showalter Index: 9.97 C Risk: None Total Totals Index: 43.70 C Risk: None Vertical Totals Index: 24.00 C Cross Totals Index: 19.70 C K Index: -1.20 Risk: None Sweat Index: 35.00 Risk: None Energy Index: 2.55 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.89 J/kg Max Up Vert Vel: 4.22 m/s Conv Inhibition (B-): 75669.41 J/kg Cap Strength: 9.43 C Lift Cond Lev (LCL): 900.50 mb = 973.21 m = 3192.92 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 355 at 9 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 1015 26 170 1 -0.2 1.0 | 175 10 -0.9 9.9 1 1000 145 195 1 0.3 1.0 | 177 10 -0.5 9.9 2 925 764 335 5 2.1 -4.5 | 197 5 1.4 4.4 3 850 1423 310 9 6.9 -5.8 | 243 7 6.2 3.1 4 700 2899 340 13 4.4 -12.2 | 312 5 3.7 -3.3 5 500 5340 315 17 12.0 -12.0 | 285 12 11.3 -3.1 6 400 6870 350 15 2.6 -14.8 | 342 6 1.9 -5.8 7 306 8623 25 25 -10.6 -22.7 | 39 18 -11.3 -13.7 8 300 8750 20 23 -7.9 -21.6 | 34 15 -8.6 -12.7 9 250 9930 315 21 14.8 -14.8 | 293 15 14.1 -5.9 10 200 11380 295 27 24.5 -11.4 | 276 24 23.7 -2.5 11 150 13260 290 29 27.3 -9.9 | 272 27 26.5 -1.0 12 100 15880 285 29 28.0 -7.5 | 267 27 27.3 1.4 13 70 18190 275 29 28.9 -2.5 | 257 29 28.1 6.4 14 50 20380 270 31 31.0 -0.0 | 254 32 30.3 8.9 15 30 23690 275 19 18.9 -1.7 | 248 20 18.2 7.3 16 20 26320 245 17 15.4 7.2 | 222 22 14.7 16.1 17 10 30810 240 11 9.5 5.5 | 211 17 8.8 14.4 Wind Parameters Mean winds (0-6000m): 325.2 at 11.9 knts Storm direction: 355.2 at 9.0 knts Shear (0-3000m) pos: 2.2 neg: 0.6 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 135.1 deg Storm rel helicity (0-3000m) pos: 26.3 neg: -0.4 tot: 25.9 m^2/s^2 ave: 8.6 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 2.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.52 Bulk Shear: 17.19 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 ------------------------------------------------------------------------------- 500 256 2 187 9| 4.0 0.0 4.0| 10.3 0.0 10.3 20.6 0.86| 4.7 4.1 1000 327 3 191 6| 3.9 0.0 3.9| 13.4 -0.2 13.2 13.2 0.58| 5.3 3.1 1500 319 5 207 6| 2.6 1.1 3.7| 17.1 -0.2 16.9 11.3 0.61| 4.8 2.9 2000 318 6 219 5| 2.4 0.8 3.2| 20.5 -0.2 20.3 10.1 0.65| 4.2 2.7 2500 322 7 230 5| 2.3 0.7 2.9| 23.8 -0.2 23.6 9.4 0.69| 3.8 2.6 3000 327 8 241 4| 2.2 0.6 2.7| 26.3 -0.4 25.9 8.6 0.70| 3.6 2.5 4000 329 10 261 4| 1.6 0.8 2.4| 26.3 -2.7 23.5 5.9 0.56| 3.1 1.7 5000 327 11 273 5| 1.3 1.0 2.3| 26.3 -6.7 19.6 3.9 0.43| 2.8 1.2 6000 325 12 278 6| 1.2 0.8 2.0| 35.9 -8.3 27.6 4.6 0.45| 2.8 1.3 Wrote GIF file: /home/apache/climate/data/raob//X2477/skewt/X2477.skewt.20251018.00.gif