UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for U5123... Searching the city database file for: U5123 ... Date:1200Z 18 OCT 25 Station: U5123 WMO ident: 25123 Latitude: 68.80 Longitude: 161.28 ------------------------------------------------------------------------------- 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 1001 25 -3.3 -5.0 88 1.7 -3.9 250 3 269.8 270.2 269.2 276.9 2.63 1 1000 33 -3.5 -5.1 89 1.6 -4.0 250 3 269.6 270.1 269.1 276.7 2.61 2 925 644 -7.3 -9.3 86 2.0 -7.9 300 23 271.8 272.2 269.6 277.5 2.04 3 850 1293 -11.7 -14.0 83 2.3 -12.3 300 15 273.9 274.1 270.0 278.2 1.52 4 714 2598 -21.3 -24.2 77 2.9 -21.8 300 19 277.3 277.4 270.9 279.6 0.76 5 700 2744 -21.1 -24.0 77 2.9 -21.6 300 19 279.1 279.3 272.0 281.5 0.78 6 650 3288 -22.7 -25.5 78 2.8 -23.1 307 22 283.3 283.4 274.3 285.5 0.74 7 504 5114 -32.9 -36.0 74 3.1 -33.2 329 33 292.3 292.3 278.3 293.4 0.35 8 500 5170 -33.3 -36.4 74 3.1 -33.6 330 33 292.4 292.5 278.4 293.6 0.34 9 400 6700 -44.5 -47.8 69 3.3 -44.6 340 27 297.2 297.2 280.3 297.6 0.13 10 355 7491 -50.5 -53.8 68 3.3 -50.6 345 22 299.4 299.4 281.2 299.7 0.07 11 317 8225 -54.3 -57.7 66 3.4 -54.4 350 17 304.0 304.0 283.1 304.2 0.05 12 316 8245 -54.3 -57.7 66 3.4 -54.4 348 17 304.3 304.3 283.2 304.4 0.05 13 300 8580 -52.9 -56.3 66 3.4 -53.0 320 15 310.8 310.8 285.7 311.0 0.06 14 250 9760 -52.3 -55.8 66 3.5 -52.4 300 17 328.3 328.3 291.3 328.6 0.08 15 200 11200 -51.1 -54.7 65 3.6 -51.2 325 13 351.8 351.9 297.1 352.3 0.11 16 192 11468 -49.1 -53.0 64 3.9 -49.3 325 12 359.2 359.2 298.7 359.8 0.15 17 150 13090 -49.9 -53.9 63 4.0 -50.1 325 7 384.1 384.1 303.0 384.9 0.17 18 123 14382 -51.7 -55.5 64 3.8 -52.0 403.2 403.3 305.7 404.1 0.17 TRP 317 8225 -54.3 -57.7 66 3.4 -54.4 350 17 304.0 304.0 283.1 304.2 0.05 WND Sounding variables and indices 1000-500 mb thick: 5137.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 79.44 % Est. max temperature: 0.79 C = 33.42 F Sfc-Lift cond lev (LCL): 974.42 mb = 236.05 m = 774.42 ft T: -4.76 C 700-500 lapse rate: 5.03 C/km ThetaE index: 0.17 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 905.08 mb = 811.11 m = 2661.10 ft Mean mixing ratio: 2.23 g/kg Conv temperature: -0.69 C = 30.75 F Cap Strength: 12.72 C Lifted Index: 12.79 C Risk: None Lifted Index @300 mb: 23.78 C Lifted Index @700 mb: 3.67 C Showalter Index: 12.03 C Risk: None Total Totals Index: 40.90 C Risk: None Vertical Totals Index: 21.60 C Cross Totals Index: 19.30 C K Index: 4.70 Risk: None Sweat Index: 63.00 Risk: None Energy Index: 3.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.29 J/kg Max Up Vert Vel: 4.07 m/s Conv Inhibition (B-): 15803.51 J/kg Cap Strength: 12.73 C Lift Cond Lev (LCL): 923.21 mb = 658.89 m = 2161.69 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 345 at 17 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 1001 25 250 3 2.8 1.0 | 175 18 -1.5 17.4 1 1000 33 250 3 2.8 1.0 | 175 18 -1.5 17.4 2 925 644 300 23 19.9 -11.5 | 253 16 15.6 4.9 3 850 1293 300 15 13.0 -7.5 | 224 12 8.7 8.9 4 700 2744 300 19 16.5 -9.5 | 240 14 12.2 6.9 5 500 5170 330 33 16.5 -28.6 | 315 17 12.2 -12.2 6 400 6700 340 27 9.2 -25.4 | 331 10 5.0 -9.0 7 317 8225 350 17 3.0 -16.7 | 76 1 -1.3 -0.3 8 300 8580 320 15 9.6 -11.5 | 227 7 5.4 4.9 9 250 9760 300 17 14.7 -8.5 | 233 13 10.4 7.9 10 200 11200 325 13 7.5 -10.6 | 209 7 3.2 5.8 11 150 13090 325 7 4.0 -5.7 | 179 11 -0.3 10.7 Wind Parameters Mean winds (0-6000m): 315.4 at 22.6 knts Storm direction: 345.4 at 17.0 knts Shear (0-3000m) pos: 3.2 neg: 0.0 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 73.5 deg Storm rel helicity (0-3000m) pos: 122.5 neg: -22.1 tot: 100.4 m^2/s^2 ave: 33.5 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 3.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.31 Bulk Shear: 27.12 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 ------------------------------------------------------------------------------- 500 285 11 205 15| 17.4 0.0 17.4| 83.0 0.0 83.0 166.0 1.00| 18.6 18.6 1000 297 16 227 13| 8.5 0.0 8.5|102.6 -11.8 90.7 90.7 0.72| 13.9 10.0 1500 298 16 228 13| 5.7 0.9 6.6|104.3 -22.1 82.2 54.8 0.55| 10.5 5.8 2000 299 16 228 13| 4.3 0.3 4.6|108.7 -22.1 86.6 43.3 0.57| 8.3 4.7 2500 299 16 230 13| 3.4 0.0 3.4|113.1 -22.1 91.0 36.4 0.59| 6.9 4.0 3000 299 17 232 13| 3.2 0.0 3.3|122.5 -22.1 100.4 33.5 0.61| 6.2 3.8 4000 303 18 241 13| 3.2 0.0 3.3|150.8 -22.1 128.7 32.2 0.68| 5.6 3.8 5000 310 21 255 12| 3.3 0.0 3.3|184.1 -22.1 162.0 32.4 0.73| 5.4 3.9 6000 315 23 268 12| 2.5 0.0 2.5|198.2 -22.1 176.1 29.4 0.71| 5.0 3.5 Wrote GIF file: /home/apache/climate/data/raob//U5123/skewt/U5123.skewt.20251018.12.gif