UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011100.upa.cvt Date: 0000Z 11 JAN 26 Searching for U1946... Searching the city database file for: U1946 ... Date:0000Z 11 JAN 26 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 43 -27.7 -30.9 74 3.2 -27.9 60 3 244.7 244.7 244.5 245.5 0.29 1 1002 108 -21.9 -24.9 77 3.0 -22.2 60 11 251.1 251.2 250.8 252.5 0.51 2 1000 123 -21.7 -24.7 77 3.0 -22.1 60 13 251.4 251.5 251.1 252.8 0.52 3 979 280 -20.3 -23.2 78 2.9 -20.7 86 18 254.4 254.5 253.8 256.0 0.60 4 925 700 -19.3 -21.4 83 2.1 -19.6 155 31 259.6 259.7 258.4 261.6 0.75 5 918 756 -19.7 -21.8 83 2.1 -20.0 156 29 259.7 259.8 258.5 261.7 0.73 6 867 1186 -14.3 -15.9 88 1.6 -14.6 166 13 269.6 269.8 266.8 273.2 1.27 7 862 1230 -14.3 -15.9 88 1.6 -14.6 168 11 270.1 270.3 267.1 273.7 1.28 8 850 1336 -14.7 -17.0 83 2.3 -15.2 170 7 270.7 270.9 267.4 274.1 1.19 9 725 2528 -19.9 -27.9 49 8.0 -21.1 211 14 277.6 277.7 270.7 279.3 0.53 10 700 2787 -21.9 -29.9 48 8.0 -22.9 220 15 278.2 278.3 270.9 279.6 0.46 11 694 2850 -22.3 -30.3 48 8.0 -23.3 220 15 278.5 278.5 271.0 279.8 0.44 12 500 5170 -41.1 -48.1 47 7.0 -41.3 220 29 282.9 282.9 273.1 283.3 0.10 13 400 6640 -52.9 -59.9 42 7.0 -53.0 215 36 286.2 286.2 274.8 286.3 0.03 14 399 6656 -53.3 -60.3 42 7.0 -53.4 215 36 285.9 285.9 274.6 286.0 0.03 15 314 8177 -60.9 -67.9 39 7.0 -60.9 230 71 295.7 295.7 279.4 295.7 0.01 16 300 8460 -62.3 -69.3 39 7.0 -62.3 225 66 297.5 297.5 280.3 297.6 0.01 17 287 8733 -61.5 -68.5 39 7.0 -61.6 223 63 302.5 302.5 282.4 302.5 0.01 18 250 9580 -64.9 -70.9 43 6.0 -65.0 215 54 309.6 309.6 285.2 309.6 0.01 19 200 10960 -58.5 -64.5 46 6.0 -58.6 205 48 340.1 340.1 294.4 340.3 0.03 20 187 11385 -56.5 -63.5 41 7.0 -56.6 203 47 350.0 350.0 296.7 350.1 0.04 21 166 12138 -58.7 -65.7 40 7.0 -58.8 199 45 358.4 358.4 298.4 358.6 0.03 22 150 12780 -55.7 -63.7 36 8.0 -55.9 195 44 374.1 374.1 301.3 374.3 0.05 23 136 13406 -53.3 -61.3 37 8.0 -53.6 196 43 389.0 389.0 303.7 389.3 0.07 24 100 15370 -56.3 -66.3 27 10.0 -56.6 200 40 418.9 419.0 307.6 419.2 0.05 25 85 16406 -55.9 -66.9 24 11.0 -56.3 200 50 439.7 439.7 309.8 440.0 0.06 26 70 17660 -50.3 -63.3 20 13.0 -51.3 200 62 476.8 476.8 313.2 477.4 0.11 27 67 17946 -48.9 -61.9 21 13.0 -50.1 201 63 485.8 485.9 314.0 486.6 0.14 28 63 18349 -49.9 -63.9 18 14.0 -51.1 202 63 492.2 492.3 314.4 492.9 0.11 29 53 19478 -49.9 -63.9 18 14.0 -51.2 204 65 517.2 517.2 316.2 518.0 0.13 30 50 19860 -48.1 -64.1 14 16.0 -49.8 205 66 530.1 530.2 317.0 531.0 0.14 31 46 20411 -47.1 -63.1 14 16.0 -49.1 545.3 545.4 317.9 546.5 0.17 TRP 250 9580 -64.9 -70.9 43 6.0 -65.0 215 54 309.6 309.6 285.2 309.6 0.01 WND 314 8177 -60.9 -67.9 39 7.0 -60.9 230 71 295.7 295.7 279.4 295.7 0.01 Sounding variables and indices 1000-500 mb thick: 5047.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 60.21 % Est. max temperature: -2.17 C = 28.10 F Sfc-Lift cond lev (LCL): 957.97 mb = 440.43 m = 1444.96 ft T: -19.92 C 700-500 lapse rate: 8.06 C/km Conv cond level (CCL): 634.80 mb = 3481.21 m = 11421.14 ft Mean mixing ratio: 0.63 g/kg Conv temperature: 7.57 C = 45.63 F Cap Strength: 19.34 C Lifted Index: 20.93 C Risk: None Lifted Index @300 mb: 28.38 C Lifted Index @700 mb: 19.15 C Showalter Index: 7.51 C Risk: None Total Totals Index: 50.50 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.40 C Cross Totals Index: 24.10 C K Index: 1.40 Risk: None Sweat Index: 73.00 Risk: None Energy Index: 1.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 39.55 J/kg Max Up Vert Vel: 8.89 m/s Conv Inhibition (B-): 41310.64 J/kg Cap Strength: 20.96 C Lift Cond Lev (LCL): 922.27 mb = 722.02 m = 2368.79 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 236 at 15 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 43 60 3 -2.6 -1.5 | 57 18 -15.3 -9.9 1 1000 123 60 13 -11.3 -6.5 | 58 28 -24.0 -14.9 2 925 700 155 31 -13.1 28.1 | 127 32 -25.8 19.7 3 850 1336 170 7 -1.2 6.9 | 84 14 -13.9 -1.5 4 700 2787 220 15 9.6 11.5 | 135 4 -3.1 3.1 5 500 5170 220 29 18.6 22.2 | 203 15 5.9 13.8 6 400 6640 215 36 20.6 29.5 | 201 23 7.9 21.1 7 314 8177 230 71 54.4 45.6 | 228 56 41.7 37.2 8 300 8460 225 66 46.7 46.7 | 222 51 34.0 38.3 9 250 9580 215 54 31.0 44.2 | 207 40 18.3 35.8 10 200 10960 205 48 20.3 43.5 | 192 36 7.6 35.1 11 150 12780 195 44 11.4 42.5 | 178 34 -1.3 34.1 12 100 15370 200 40 13.7 37.6 | 182 29 1.0 29.2 13 70 17660 200 62 21.2 58.3 | 190 51 8.5 49.8 14 50 19860 205 66 27.9 59.8 | 196 54 15.2 51.4 Wind Parameters Mean winds (0-6000m): 206.5 at 20.3 knts Storm direction: 236.5 at 15.2 knts Shear (0-3000m) pos: 3.3 neg: 0.0 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 96.5 deg Storm rel helicity (0-3000m) pos: 358.2 neg: -67.0 tot: 291.2 m^2/s^2 ave: 97.1 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 15.0 stream: 6.0 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 0.34 Bulk Shear: 116.72 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 ------------------------------------------------------------------------------- 500 104 18 82 30| 25.9 0.0 25.9|221.9 0.0 221.9 443.7 0.71| 37.7 26.9 1000 142 22 108 28| 9.7 0.0 9.7|336.1 -28.5 307.6 307.6 0.56| 32.0 18.0 1500 146 18 106 24| 3.4 0.0 3.4|340.2 -67.0 273.3 182.2 0.36| 25.6 9.3 2000 153 16 106 21| 3.4 0.0 3.4|348.7 -67.0 281.7 140.9 0.38| 20.2 7.7 2500 163 15 110 18| 3.4 0.0 3.4|354.5 -67.0 287.5 115.0 0.39| 17.1 6.7 3000 174 15 115 16| 3.3 0.0 3.3|358.2 -67.0 291.2 97.1 0.40| 15.0 6.0 4000 190 16 127 12| 2.5 0.8 3.2|364.9 -67.0 297.9 74.5 0.42| 12.0 5.0 5000 201 18 144 11| 2.0 1.2 3.2|371.6 -67.0 304.6 60.9 0.42| 10.2 4.3 6000 206 20 160 10| 1.7 1.4 3.1|372.4 -68.8 303.6 50.6 0.40| 8.9 3.5 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20260111.00.gif