UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100700.upa.cvt Date: 0000Z 7 OCT 25 Searching for U1946... Searching the city database file for: U1946 ... Date:0000Z 7 OCT 25 Station: U1946 WMO ident: 21946 Latitude: 70.62 Longitude: 147.90 ------------------------------------------------------------------------------- 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 1011 47 -4.9 -5.0 99 0.1 -5.0 340 5 267.4 267.8 267.6 274.4 2.60 1 1009 62 -5.3 -8.2 80 2.9 -6.2 340 5 267.2 267.5 266.5 272.7 2.04 2 1008 70 -8.1 -10.5 83 2.4 -8.7 340 5 264.4 264.7 264.0 269.0 1.70 3 1000 132 -8.3 -10.4 85 2.1 -8.9 340 5 264.9 265.1 264.3 269.5 1.73 4 942 591 -11.7 -13.9 84 2.2 -12.2 336 7 266.0 266.2 264.4 269.8 1.38 5 925 730 -13.3 -15.2 86 1.9 -13.7 335 7 265.7 265.9 264.1 269.2 1.27 6 854 1332 -18.5 -20.9 81 2.4 -18.9 330 16 266.4 266.5 263.8 268.8 0.85 7 850 1367 -18.5 -20.9 81 2.4 -18.9 330 17 266.8 266.9 264.0 269.2 0.85 8 722 2574 -23.5 -25.2 86 1.7 -23.7 330 15 274.0 274.1 268.7 276.0 0.68 9 703 2770 -22.5 -24.0 88 1.5 -22.7 330 15 277.2 277.4 270.9 279.5 0.78 10 700 2801 -22.5 -24.0 88 1.5 -22.7 330 15 277.6 277.7 271.1 279.9 0.78 11 688 2928 -22.7 -24.0 89 1.3 -22.9 332 15 278.7 278.9 271.8 281.1 0.80 12 649 3353 -24.1 -26.6 80 2.5 -24.5 337 14 281.8 281.9 273.4 283.9 0.67 13 559 4419 -33.3 -41.3 45 8.0 -33.8 350 11 283.3 283.3 273.3 283.9 0.18 14 500 5190 -40.1 -47.1 47 7.0 -40.4 360 9 284.1 284.2 273.8 284.5 0.11 15 430 6202 -48.1 -54.1 50 6.0 -48.3 360 9 286.5 286.5 274.9 286.7 0.06 16 420 6357 -47.3 -54.3 45 7.0 -47.5 329 7 289.4 289.5 276.5 289.6 0.06 17 400 6680 -47.3 -56.3 35 9.0 -47.5 265 3 293.5 293.5 278.4 293.7 0.05 18 300 8580 -48.7 -69.7 7 21.0 -49.1 130 11 316.7 316.7 287.7 316.8 0.01 19 299 8602 -48.1 -70.1 6 22.0 -48.5 129 11 317.9 317.9 288.1 317.9 0.01 20 250 9780 -47.3 -72.3 4 25.0 -47.8 90 13 335.7 335.7 293.3 335.8 0.01 21 230 10334 -47.1 -72.1 4 25.0 -47.7 96 13 344.2 344.2 295.3 344.2 0.01 22 200 11260 -48.1 -72.1 5 24.0 -48.7 105 13 356.6 356.6 298.0 356.7 0.01 23 150 13150 -49.5 -73.5 4 24.0 -50.1 115 11 384.8 384.8 303.0 384.8 0.01 24 100 15790 -51.9 -75.9 4 24.0 -52.7 110 11 427.4 427.5 308.6 427.5 0.01 25 95 16122 -51.7 -74.7 5 23.0 -52.5 122 11 434.2 434.2 309.3 434.2 0.02 26 70 18100 -52.3 -75.3 5 23.0 -53.3 190 9 472.5 472.5 312.8 472.6 0.02 27 50 20280 -51.9 -74.9 5 23.0 -53.2 205 13 521.2 521.2 316.4 521.4 0.03 28 47 20682 -51.1 -75.1 4 24.0 -52.7 209 16 532.4 532.4 317.1 532.6 0.03 29 36 22413 -52.5 -76.5 4 24.0 -54.2 228 29 571.0 571.0 319.2 571.2 0.03 30 30 23600 -49.7 -73.7 4 24.0 -52.2 240 38 609.1 609.2 321.0 609.6 0.06 31 29 23822 -49.7 -73.7 4 24.0 -52.3 615.1 615.1 321.3 615.5 0.06 TRP 430 6202 -48.1 -54.1 50 6.0 -48.3 360 9 286.5 286.5 274.9 286.7 0.06 WND Sounding variables and indices 1000-500 mb thick: 5058.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 73.46 % Est. max temperature: -5.97 C = 21.25 F Sfc-Lift cond lev (LCL): 1009.17 mb = 60.87 m = 199.70 ft T: -5.27 C 700-500 lapse rate: 7.37 C/km ThetaE index: 5.34 C Layer 1009.0-1000.0 mb Conv cond level (CCL): 926.46 mb = 717.98 m = 2355.56 ft Mean mixing ratio: 1.50 g/kg Conv temperature: -6.59 C = 20.14 F Cap Strength: 11.91 C Lifted Index: 12.09 C Risk: None Lifted Index @300 mb: 33.40 C Lifted Index @700 mb: 8.30 C Showalter Index: 12.44 C Risk: None Total Totals Index: 40.80 C Risk: None Vertical Totals Index: 21.60 C Cross Totals Index: 19.20 C K Index: -0.80 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 3.29 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.39 J/kg Max Up Vert Vel: 3.28 m/s Conv Inhibition (B-): 3.25 J/kg Cap Strength: 12.08 C Lift Cond Lev (LCL): 929.38 mb = 694.01 m = 2276.90 ft Lev Free Conv (LFC): 894.38 mb = 983.72 m = 3227.38 ft Equ Level (EL): 844.38 mb = 1416.04 m = 4645.73 ft B at Equ Level: 4.41 J/kg Max Parcel Lev (MPL): 824.38 mb = 1593.30 m = 5227.30 ft Wind level data Storm motion: 9 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 1011 47 340 5 1.7 -4.7 | 217 5 3.0 4.1 1 1000 132 340 5 1.7 -4.7 | 217 5 3.0 4.1 2 925 730 335 7 3.0 -6.3 | 240 5 4.3 2.4 3 850 1367 330 17 8.5 -14.7 | 301 11 9.8 -6.0 4 700 2801 330 15 7.5 -13.0 | 296 10 8.8 -4.2 5 500 5190 360 9 -0.0 -9.0 | 280 1 1.3 -0.2 6 430 6202 360 9 -0.0 -9.0 | 280 1 1.3 -0.2 7 400 6680 265 3 3.0 0.3 | 205 10 4.3 9.0 8 300 8580 130 11 -8.4 7.1 | 156 17 -7.1 15.8 9 250 9780 90 13 -13.0 0.0 | 127 15 -11.7 8.8 10 200 11260 105 13 -12.6 3.4 | 137 17 -11.2 12.1 11 150 13150 115 11 -10.0 4.6 | 147 16 -8.7 13.4 12 100 15790 110 11 -10.3 3.8 | 144 15 -9.0 12.5 13 70 18100 190 9 1.6 8.9 | 189 18 2.9 17.6 14 50 20280 205 13 5.5 11.8 | 198 22 6.8 20.6 15 30 23600 240 38 32.9 19.0 | 231 44 34.2 27.8 Wind Parameters Mean winds (0-6000m): 338.5 at 11.8 knts Storm direction: 8.5 at 8.9 knts Shear (0-3000m) pos: 0.2 neg: 1.8 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 80.8 deg Storm rel helicity (0-3000m) pos: 15.4 neg: -2.7 tot: 12.7 m^2/s^2 ave: 4.2 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 2.6 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.04 Bulk Shear: 5.17 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 ------------------------------------------------------------------------------- 500 338 6 223 5| 0.0 1.5 1.5| 1.8 0.0 1.8 3.6 0.98| 1.5 1.4 1000 336 7 241 5| 0.0 3.6 3.6| 9.0 0.0 9.0 9.0 0.90| 3.6 3.3 1500 333 10 269 6| 0.0 4.1 4.1| 14.7 -0.2 14.5 9.7 0.72| 4.2 3.0 2000 332 11 281 7| 0.0 2.9 2.9| 14.7 -1.2 13.5 6.8 0.65| 3.3 2.2 2500 331 12 286 8| 0.0 2.2 2.2| 14.7 -2.2 12.5 5.0 0.59| 2.8 1.7 3000 331 13 288 8| 0.2 1.8 2.0| 15.4 -2.7 12.7 4.2 0.54| 2.6 1.4 4000 333 13 291 8| 0.7 1.3 2.0| 16.6 -2.7 14.0 3.5 0.47| 2.4 1.1 5000 335 12 291 7| 0.9 1.1 1.9| 16.7 -3.0 13.7 2.7 0.37| 2.3 0.9 6000 339 12 292 6| 0.8 0.9 1.7| 16.7 -3.1 13.6 2.3 0.35| 1.9 0.7 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20251007.00.gif