UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110300.upa.cvt Date: 0000Z 3 NOV 25 Searching for U4641... Searching the city database file for: U4641 ... Date:0000Z 3 NOV 25 Station: U4641 WMO ident: 24641 Latitude: 63.77 Longitude: 121.62 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 79 55 5 SFC 996 109 -20.1 -22.6 80 2.5 -20.4 55 5 253.3 253.4 253.0 255.0 0.62 2 962 365 -22.3 -25.1 78 2.8 -22.6 71 12 253.6 253.7 253.0 255.1 0.52 3 959 388 -21.3 -24.2 77 2.9 -21.7 73 12 254.9 255.0 254.2 256.4 0.56 4 954 427 -17.5 -20.3 79 2.8 -18.0 75 13 259.1 259.2 258.1 261.3 0.80 5 925 658 -16.9 -19.7 79 2.8 -17.4 90 19 262.0 262.2 260.6 264.4 0.87 6 911 773 -17.1 -21.0 72 3.9 -17.7 90 19 263.0 263.1 261.1 265.2 0.79 7 850 1290 -19.9 -28.9 45 9.0 -21.0 90 17 265.3 265.4 262.1 266.5 0.41 8 792 1811 -22.3 -33.3 36 11.0 -23.4 97 13 268.2 268.2 263.9 269.0 0.29 9 786 1867 -22.7 -33.7 36 11.0 -23.8 98 13 268.3 268.4 264.0 269.2 0.28 10 700 2713 -24.9 -30.9 57 6.0 -25.6 110 7 274.9 275.0 268.8 276.2 0.42 11 653 3216 -25.5 -29.7 68 4.2 -26.0 143 13 279.8 279.8 271.9 281.3 0.50 12 509 4995 -32.3 -34.8 78 2.5 -32.6 262 34 292.2 292.2 278.3 293.4 0.39 13 500 5120 -33.3 -35.8 78 2.5 -33.5 270 36 292.4 292.5 278.4 293.6 0.36 14 479 5420 -35.3 -37.8 78 2.5 -35.5 272 37 293.6 293.6 278.9 294.6 0.31 15 400 6650 -44.9 -47.6 74 2.7 -45.0 280 40 296.6 296.7 280.0 297.1 0.13 16 349 7551 -51.7 -54.5 72 2.8 -51.8 285 36 299.2 299.3 281.1 299.5 0.07 17 308 8353 -57.3 -60.2 69 2.9 -57.3 289 32 302.3 302.3 282.4 302.4 0.04 18 300 8520 -58.1 -61.2 67 3.1 -58.2 290 31 303.4 303.5 282.8 303.6 0.03 19 293 8668 -58.5 -61.8 66 3.3 -58.5 290 31 304.9 304.9 283.4 305.1 0.03 20 279 8976 -59.1 -62.5 65 3.4 -59.2 287 33 308.4 308.4 284.8 308.5 0.03 21 250 9670 -54.9 -58.5 64 3.6 -55.0 280 38 324.4 324.5 290.2 324.7 0.06 22 248 9721 -54.7 -58.3 64 3.6 -54.8 280 38 325.5 325.5 290.5 325.7 0.06 23 200 11100 -53.3 -58.0 56 4.7 -53.4 285 40 348.4 348.4 296.3 348.7 0.08 24 195 11263 -52.5 -57.5 55 5.0 -52.7 285 40 352.2 352.2 297.2 352.5 0.08 25 150 12950 -53.7 -60.7 42 7.0 -53.9 285 36 377.5 377.6 301.9 377.9 0.07 26 100 15530 -58.1 -69.1 23 11.0 -58.4 280 35 415.5 415.5 307.2 415.6 0.03 27 76 17254 -58.5 -72.5 15 14.0 -58.9 280 35 448.6 448.6 310.7 448.7 0.03 28 70 17770 -59.1 -73.1 15 14.0 -59.5 280 35 457.9 458.0 311.6 458.1 0.03 29 50 19870 -62.5 -77.5 12 15.0 -62.9 270 33 496.2 496.2 314.7 496.3 0.02 30 30 23020 -63.3 -79.3 10 16.0 -63.8 260 40 572.1 572.1 319.3 572.2 0.02 31 20 25510 -62.3 -80.3 7 18.0 -63.3 250 44 645.5 645.5 322.5 645.7 0.03 32 19 25827 -62.1 -80.1 7 18.0 -63.1 249 45 655.6 655.6 322.9 655.9 0.03 33 17 26511 -64.1 -82.1 7 18.0 -65.0 245 48 670.4 670.4 323.4 670.6 0.03 34 12 28662 -60.5 -79.5 7 19.0 -62.3 235 56 753.4 753.4 326.0 753.9 0.06 35 10 29790 -63.1 -82.1 6 19.0 -64.7 230 60 784.0 784.0 326.8 784.4 0.05 36 8.0 31176 -59.1 -79.4 6 20.3 -62.0 235 83 851.5 851.5 328.4 852.4 0.09 37 5.9 33109 -53.7 -75.7 5 22.0 -59.1 952.5 952.6 330.4 955.1 0.22 TRP 293 8668 -58.5 -61.8 66 3.3 -58.5 290 31 304.9 304.9 283.4 305.1 0.03 WND 8.0 31176 -59.1 -79.4 6 20.3 -62.0 235 83 851.5 851.5 328.4 852.4 0.09 Sounding variables and indices 1000-500 mb thick: 5041.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 63.13 % Est. max temperature: -7.97 C = 17.66 F Sfc-Lift cond lev (LCL): 955.73 mb = 413.24 m = 1355.75 ft T: -18.82 C 700-500 lapse rate: 3.49 C/km ThetaE index: 0.00 C Layer 996.0-55782952777075916800.0 mb Conv cond level (CCL): 977.14 mb = 249.69 m = 819.18 ft Mean mixing ratio: 0.71 g/kg Conv temperature: -19.93 C = -3.87 F Cap Strength: 26.16 C Lifted Index: 26.21 C Risk: None Lifted Index @300 mb: 30.42 C Lifted Index @700 mb: 13.52 C Showalter Index: 21.41 C Risk: None Total Totals Index: 17.80 C Risk: None Vertical Totals Index: 13.40 C Cross Totals Index: 4.40 C K Index: -21.50 Risk: None Sweat Index: 70.00 Risk: None Energy Index: 5.69 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 56.59 J/kg Max Up Vert Vel: 10.64 m/s Conv Inhibition (B-): 77521.89 J/kg Cap Strength: 26.09 C Lift Cond Lev (LCL): 899.87 mb = 864.29 m = 2835.57 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 298 at 16 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 ---------------------------------------------------------- 0 996 109 55 5 -4.1 -2.9 | 104 18 -17.9 4.3 1 925 658 90 19 -19.0 0.0 | 102 34 -32.8 7.2 2 850 1290 90 17 -17.0 0.0 | 103 32 -30.8 7.2 3 700 2713 110 7 -6.6 2.4 | 115 22 -20.3 9.6 4 500 5120 270 36 36.0 -0.0 | 252 23 22.2 7.2 5 400 6650 280 40 39.4 -6.9 | 269 26 25.6 0.2 6 300 8520 290 31 29.1 -10.6 | 283 16 15.4 -3.4 7 293 8668 290 31 29.1 -10.6 | 283 16 15.4 -3.4 8 250 9670 280 38 37.4 -6.6 | 269 24 23.7 0.6 9 200 11100 285 40 38.6 -10.4 | 277 25 24.9 -3.2 10 150 12950 285 36 34.8 -9.3 | 276 21 21.0 -2.1 11 100 15530 280 35 34.5 -6.1 | 267 21 20.7 1.1 12 70 17770 280 35 34.5 -6.1 | 267 21 20.7 1.1 13 50 19870 270 33 33.0 -0.0 | 250 21 19.2 7.2 14 30 23020 260 40 39.4 6.9 | 241 29 25.6 14.1 15 20 25510 250 44 41.3 15.0 | 231 35 27.6 22.2 16 10 29790 230 60 46.0 38.6 | 215 56 32.2 45.8 Wind Parameters Mean winds (0-6000m): 267.6 at 20.7 knts Storm direction: 297.6 at 15.5 knts Shear (0-3000m) pos: 2.1 neg: 0.0 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 22.0 deg Storm rel helicity (0-3000m) pos: 94.6 neg: -10.4 tot: 84.2 m^2/s^2 ave: 28.1 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 1.9 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.42 Bulk Shear: 135.63 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 82 11 103 26| 14.1 0.0 14.1| 12.1 -10.4 1.6 3.3 -0.03| 14.7 -0.4 1000 87 15 103 29| 7.1 0.0 7.1| 20.7 -10.4 10.3 10.3 0.04| 8.8 0.3 1500 88 15 103 30| 3.9 0.0 3.9| 35.6 -10.4 25.2 16.8 0.12| 6.9 0.8 2000 90 15 104 29| 2.2 0.0 2.2| 52.1 -10.4 41.7 20.8 0.19| 6.2 1.2 2500 91 14 105 28| 1.3 0.0 1.3| 62.9 -10.4 52.4 21.0 0.23| 5.7 1.3 3000 94 13 107 28| 2.1 0.0 2.1| 94.6 -10.4 84.2 28.1 0.32| 6.0 1.9 4000 118 14 118 30| 3.6 0.0 3.6|277.1 -10.4 266.7 66.7 0.59| 7.6 4.4 5000 201 17 162 25| 4.1 0.0 4.1|525.8 -10.4 515.4 103.1 0.74| 9.8 7.3 6000 268 21 221 11| 3.6 0.0 3.6|559.0 -10.4 548.6 91.4 0.75| 8.7 6.5 Wrote GIF file: /home/apache/climate/data/raob//U4641/skewt/U4641.skewt.20251103.00.gif