UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101200.upa.cvt Date: 0000Z 12 OCT 25 Searching for U1946... Searching the city database file for: U1946 ... Date:0000Z 12 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 1016 44 -4.1 -4.1 100 0.0 -4.1 340 5 267.8 268.3 268.2 275.2 2.77 1 1000 169 -4.1 -7.0 80 2.9 -5.0 320 11 269.0 269.4 268.1 275.2 2.26 2 969 417 -5.1 -8.6 76 3.5 -6.2 312 12 270.5 270.8 268.7 276.1 2.06 3 963 465 -5.3 -8.8 76 3.5 -6.4 310 12 270.8 271.1 268.9 276.4 2.04 4 925 780 -7.5 -10.9 77 3.4 -8.5 300 13 271.6 271.9 269.1 276.6 1.80 5 850 1432 -12.7 -14.7 85 2.0 -13.2 280 11 272.8 273.1 269.2 276.9 1.44 6 819 1715 -14.5 -16.8 83 2.3 -15.0 290 12 273.9 274.1 269.5 277.4 1.25 7 807 1826 -15.1 -17.6 81 2.5 -15.6 293 12 274.4 274.6 269.8 277.8 1.19 8 787 2017 -12.3 -16.7 70 4.4 -13.3 300 13 279.3 279.6 273.0 283.2 1.31 9 769 2194 -13.1 -19.1 61 6.0 -14.5 306 13 280.3 280.5 273.2 283.6 1.10 10 759 2294 -11.9 -19.9 51 8.0 -13.7 309 13 282.7 282.9 274.5 285.8 1.04 11 752 2365 -10.9 -17.9 56 7.0 -12.6 312 14 284.5 284.7 275.7 288.2 1.24 12 714 2762 -13.5 -17.8 70 4.3 -14.5 325 15 285.9 286.1 276.6 289.9 1.32 13 700 2912 -14.5 -19.5 66 5.0 -15.6 330 15 286.4 286.6 276.6 289.9 1.16 14 667 3275 -16.9 -23.9 55 7.0 -18.3 339 15 287.7 287.9 276.8 290.3 0.83 15 602 4039 -18.9 -35.9 21 17.0 -21.2 357 14 294.0 294.0 279.1 295.0 0.30 16 552 4680 -20.7 -37.7 20 17.0 -22.9 12 14 299.2 299.3 281.4 300.1 0.27 17 500 5400 -27.3 -36.3 42 9.0 -28.3 30 13 299.8 299.8 281.7 300.9 0.34 18 469 5859 -31.5 -37.5 55 6.0 -32.1 19 13 300.1 300.1 281.8 301.2 0.32 19 464 5935 -30.7 -36.7 56 6.0 -31.3 17 13 302.0 302.1 282.7 303.2 0.35 20 455 6075 -31.5 -37.5 55 6.0 -32.1 13 13 302.7 302.7 282.9 303.8 0.33 21 400 6980 -37.1 -44.1 48 7.0 -37.6 350 13 306.8 306.8 284.4 307.5 0.19 22 300 8920 -49.7 -57.7 39 8.0 -49.9 350 13 315.3 315.3 287.2 315.5 0.05 23 250 10090 -56.9 -63.9 41 7.0 -57.0 15 15 321.5 321.5 289.2 321.6 0.03 24 245 10217 -57.5 -64.5 41 7.0 -57.6 20 15 322.4 322.4 289.5 322.5 0.03 25 200 11500 -55.5 -63.5 36 8.0 -55.6 55 13 344.9 344.9 295.5 345.0 0.04 26 188 11897 -53.9 -61.9 37 8.0 -54.1 57 13 353.6 353.6 297.4 353.8 0.05 27 150 13350 -54.1 -65.1 25 11.0 -54.4 65 13 376.9 376.9 301.8 377.0 0.04 28 100 15960 -52.1 -68.1 13 16.0 -52.8 115 9 427.1 427.1 308.6 427.3 0.04 29 91 16570 -51.9 -68.9 11 17.0 -52.7 118 8 439.1 439.1 309.8 439.3 0.04 30 70 18270 -51.5 -69.5 10 18.0 -52.5 125 5 474.2 474.2 313.0 474.5 0.05 31 50 20460 -50.3 -70.3 8 20.0 -51.8 165 11 524.9 525.0 316.6 525.3 0.06 32 38 22257 -48.7 -70.7 6 22.0 -51.0 195 13 571.9 571.9 319.3 572.4 0.07 33 36 22610 -51.1 -73.1 6 22.0 -53.0 200 14 574.6 574.6 319.4 575.0 0.05 34 33 23177 -49.9 -72.9 5 23.0 -52.2 210 14 592.2 592.3 320.3 592.7 0.06 35 30 23800 -50.1 -73.1 5 23.0 -52.5 220 15 608.1 608.1 321.0 608.5 0.06 36 21 26139 -47.7 -73.7 3 26.0 -51.7 224 24 680.6 680.6 323.8 681.3 0.08 37 20 26460 -49.5 -74.5 4 25.0 -53.0 225 25 684.7 684.7 324.0 685.3 0.08 38 16 27919 -50.5 -75.5 4 25.0 -54.3 726.5 726.6 325.3 727.3 0.08 39 13 29284 -46.7 -72.7 4 26.0 -52.4 784.1 784.2 326.9 785.7 0.16 40 13 29284 -47.3 -73.3 4 26.0 -52.8 782.0 782.1 326.8 783.4 0.15 41 11 30385 -49.1 -74.1 4 25.0 -54.4 813.8 813.9 327.6 815.3 0.15 TRP 245 10217 -57.5 -64.5 41 7.0 -57.6 20 15 322.4 322.4 289.5 322.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 5231.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 55.69 % Est. max temperature: 0.68 C = 33.22 F Sfc-Lift cond lev (LCL): 1015.77 mb = 45.70 m = 149.93 ft T: -4.10 C 700-500 lapse rate: 5.14 C/km ThetaE index: 0.07 C Layer 1000.0- 969.0 mb Conv cond level (CCL): 895.26 mb = 1031.95 m = 3385.63 ft Mean mixing ratio: 2.08 g/kg Conv temperature: 0.20 C = 32.37 F Cap Strength: 20.06 C Lifted Index: 19.73 C Risk: None Lifted Index @300 mb: 27.86 C Lifted Index @700 mb: 11.20 C Showalter Index: 19.09 C Risk: None Total Totals Index: 27.20 C Risk: None Vertical Totals Index: 14.60 C Cross Totals Index: 12.60 C K Index: -5.10 Risk: None Sweat Index: 35.00 Risk: None Energy Index: 5.10 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.07 J/kg Max Up Vert Vel: 5.30 m/s Conv Inhibition (B-): 62855.87 J/kg Cap Strength: 20.07 C Lift Cond Lev (LCL): 919.86 mb = 823.00 m = 2700.10 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 7 at 10 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 1016 44 340 5 1.7 -4.7 | 209 6 2.9 5.1 1 1000 169 320 11 7.1 -8.4 | 261 8 8.2 1.3 2 925 780 300 13 11.3 -6.5 | 255 13 12.4 3.3 3 850 1432 280 11 10.8 -1.9 | 237 14 12.0 7.9 4 700 2912 330 15 7.5 -13.0 | 290 9 8.7 -3.2 5 500 5400 30 13 -6.5 -11.3 | 74 6 -5.3 -1.5 6 400 6980 350 13 2.3 -12.8 | 312 5 3.4 -3.0 7 300 8920 350 13 2.3 -12.8 | 312 5 3.4 -3.0 8 250 10090 15 15 -3.9 -14.5 | 30 5 -2.7 -4.7 9 245 10217 20 15 -5.1 -14.1 | 43 6 -4.0 -4.3 10 200 11500 55 13 -10.6 -7.5 | 104 10 -9.5 2.3 11 150 13350 65 13 -11.8 -5.5 | 112 11 -10.6 4.3 12 100 15960 115 9 -8.2 3.8 | 153 15 -7.0 13.6 13 70 18270 125 5 -4.1 2.9 | 167 13 -2.9 12.6 14 50 20460 165 11 -2.8 10.6 | 175 20 -1.7 20.4 15 30 23800 220 15 9.6 11.5 | 207 24 10.8 21.3 16 20 26460 225 25 17.7 17.7 | 214 33 18.8 27.4 Wind Parameters Mean winds (0-6000m): 336.7 at 13.1 knts Storm direction: 6.7 at 9.8 knts Shear (0-3000m) pos: 2.0 neg: 1.6 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 84.6 deg Storm rel helicity (0-3000m) pos: 44.6 neg: -18.5 tot: 26.1 m^2/s^2 ave: 8.7 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.39 Bulk Shear: 3.20 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 ------------------------------------------------------------------------------- 500 316 11 256 9| 0.0 8.7 8.7| 9.5 -1.1 8.3 16.7 0.58| 9.7 5.7 1000 307 12 255 11| 0.0 4.9 4.9| 9.5 -9.4 0.1 0.1 0.23| 6.8 1.6 1500 300 12 250 12| 0.0 3.3 3.3| 11.9 -18.5 -6.6 -4.4 0.08| 5.7 0.4 2000 298 12 250 12| 1.0 2.4 3.4| 24.0 -18.5 5.6 2.8 0.23| 5.2 1.2 2500 301 12 253 12| 1.6 2.0 3.6| 35.4 -18.5 16.9 6.8 0.34| 5.0 1.7 3000 307 12 258 11| 2.0 1.6 3.6| 44.6 -18.5 26.1 8.7 0.42| 4.9 2.1 4000 317 13 268 10| 2.0 1.2 3.2| 52.5 -18.5 34.1 8.5 0.48| 4.5 2.1 5000 327 13 279 8| 1.9 1.0 2.9| 58.6 -18.5 40.1 8.0 0.55| 4.2 2.3 6000 337 13 290 7| 1.6 1.0 2.7| 60.6 -21.7 38.9 6.5 0.46| 3.9 1.8 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20251012.00.gif