UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122812.upa.cvt Date: 1200Z 28 DEC 25 Searching for UHMM... Searching the city database file for: UHMM ... Date:1200Z 28 DEC 25 Station: UHMM WMO ident: 25913 Latitude: 59.58 Longitude: 150.78 Elevation: 118.00 ------------------------------------------------------------------------------- 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 20 SFC 988 118 -5.5 -12.5 58 7.0 -7.4 135 11 268.6 268.8 266.5 272.7 1.48 2 925 626 -10.3 -18.3 52 8.0 -12.0 150 27 268.8 268.9 265.7 271.5 0.98 3 850 1269 -16.5 -23.5 55 7.0 -17.6 160 31 268.9 269.0 265.2 270.8 0.68 4 713 2560 -28.3 -31.1 77 2.8 -28.6 174 35 269.7 269.8 265.3 270.9 0.40 5 700 2692 -29.3 -32.4 74 3.1 -29.6 175 35 270.0 270.1 265.4 271.1 0.36 6 594 3840 -39.1 -44.1 59 5.0 -39.3 168 43 271.6 271.7 266.1 272.1 0.13 7 517 4785 -42.1 -48.1 52 6.0 -42.3 161 50 279.0 279.0 270.7 279.3 0.09 8 500 5010 -43.3 -50.3 46 7.0 -43.5 160 52 280.2 280.3 271.4 280.5 0.08 9 429 6030 -48.7 -56.7 39 8.0 -48.8 160 51 285.9 285.9 274.6 286.1 0.04 10 400 6490 -49.1 -57.1 39 8.0 -49.3 160 50 291.2 291.2 277.3 291.3 0.04 11 370 7001 -50.7 -59.7 34 9.0 -50.9 165 50 295.6 295.6 279.4 295.7 0.03 12 320 7955 -48.5 -58.5 30 10.0 -48.7 168 42 311.2 311.2 285.8 311.4 0.04 13 300 8380 -48.9 -58.9 30 10.0 -49.1 170 38 316.4 316.4 287.6 316.6 0.05 14 293 8534 -48.5 -59.5 27 11.0 -48.8 169 38 319.1 319.1 288.5 319.3 0.04 15 287 8670 -45.3 -56.3 28 11.0 -45.7 169 38 325.6 325.6 290.5 325.9 0.07 16 250 9590 -42.7 -56.7 20 14.0 -43.4 165 38 342.6 342.6 295.0 342.9 0.07 17 231 10122 -43.7 -59.7 15 16.0 -44.4 170 42 348.9 348.9 296.4 349.1 0.05 18 200 11090 -43.7 -61.7 12 18.0 -44.5 180 48 363.6 363.6 299.4 363.8 0.05 19 176 11952 -41.3 -61.3 10 20.0 -42.5 178 49 381.1 381.1 302.5 381.3 0.06 20 150 13030 -44.1 -65.1 8 21.0 -45.2 175 50 394.1 394.1 304.4 394.3 0.04 21 142 13397 -46.1 -68.1 7 22.0 -47.0 177 49 396.8 396.8 304.8 396.9 0.03 22 131 13937 -43.1 -65.1 7 22.0 -44.5 180 49 411.4 411.4 306.7 411.7 0.05 23 108 15223 -48.9 -70.9 6 22.0 -49.8 187 47 423.8 423.8 308.2 423.9 0.02 24 100 15730 -48.1 -70.1 6 22.0 -49.2 190 46 434.8 434.8 309.4 435.0 0.03 25 71 17986 -46.9 -70.9 5 24.0 -48.6 200 28 482.1 482.1 313.7 482.3 0.04 26 70 18080 -47.5 -71.5 5 24.0 -49.1 200 27 482.8 482.8 313.7 483.0 0.04 27 62 18883 -50.5 -73.5 5 23.0 -51.8 195 28 493.2 493.2 314.5 493.4 0.03 28 51 20169 -48.9 -72.9 4 24.0 -50.7 186 31 525.3 525.3 316.6 525.5 0.04 29 50 20300 -47.5 -71.5 5 24.0 -49.6 185 31 531.5 531.5 317.1 531.9 0.05 30 48 20570 -45.3 -69.3 5 24.0 -47.9 186 30 543.0 543.0 317.7 543.5 0.07 31 37 22280 -51.3 -74.3 5 23.0 -53.1 194 26 569.6 569.6 319.2 569.9 0.04 32 30 23660 -44.7 -69.7 4 25.0 -48.6 200 23 622.8 622.8 321.6 623.6 0.11 33 29 23888 -44.7 -69.7 4 25.0 -48.7 201 23 628.8 628.9 321.9 629.7 0.11 34 25 24869 -52.1 -75.1 5 23.0 -54.5 204 25 634.9 634.9 322.1 635.3 0.06 35 20 26330 -48.7 -72.7 5 24.0 -52.4 210 27 687.1 687.2 324.0 688.0 0.10 36 19 26669 -46.3 -70.3 5 24.0 -50.9 704.7 704.8 324.6 706.1 0.15 37 16 27802 -49.9 -73.9 4 24.0 -53.8 728.5 728.5 325.3 729.4 0.11 TRP 370 7001 -50.7 -59.7 34 9.0 -50.9 165 50 295.6 295.6 279.4 295.7 0.03 WND Sounding variables and indices 1000-500 mb thick: 4990.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 60.74 % Est. max temperature: -5.12 C = 22.78 F Sfc-Lift cond lev (LCL): 883.97 mb = 970.98 m = 3185.60 ft T: -13.63 C 700-500 lapse rate: 6.04 C/km ThetaE index: 1.86 C Layer 925.0- 713.0 mb Conv cond level (CCL): 829.00 mb = 1452.84 m = 4766.46 ft Mean mixing ratio: 1.10 g/kg Conv temperature: -5.06 C = 22.89 F Cap Strength: 6.22 C Lifted Index: 7.13 C Risk: None Lifted Index @300 mb: 31.65 C Lifted Index @700 mb: -0.29 C Showalter Index: 7.92 C Risk: None Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.80 C Cross Totals Index: 19.80 C K Index: 0.20 Risk: None Sweat Index: 114.00 Risk: None Energy Index: 1.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.47 J/kg Max Up Vert Vel: 5.19 m/s Conv Inhibition (B-): 5.11 J/kg Cap Strength: 6.97 C Lift Cond Lev (LCL): 832.62 mb = 1420.80 m = 4661.38 ft Lev Free Conv (LFC): 787.62 mb = 1829.01 m = 6000.62 ft Equ Level (EL): 647.62 mb = 3235.73 m = 10615.77 ft B at Equ Level: 13.25 J/kg Max Parcel Lev (MPL): 577.62 mb = 4030.16 m = 13222.14 ft Wind level data Storm motion: 193 at 29 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 ---------------------------------------------------------- 0 988 118 135 11 -7.8 7.8 | 35 25 -14.6 -20.8 1 925 626 150 27 -13.5 23.4 | 76 21 -20.3 -5.2 2 850 1269 160 31 -10.6 29.1 | 92 17 -17.4 0.5 3 700 2692 175 35 -3.1 34.9 | 122 12 -9.8 6.3 4 500 5010 160 52 -17.8 48.9 | 130 32 -24.6 20.3 5 400 6490 160 50 -17.1 47.0 | 128 30 -23.9 18.4 6 370 7001 165 50 -12.9 48.3 | 135 28 -19.7 19.7 7 300 8380 170 38 -6.6 37.4 | 123 16 -13.4 8.8 8 250 9590 165 38 -9.8 36.7 | 116 18 -16.6 8.1 9 200 11090 180 48 0.0 48.0 | 161 21 -6.8 19.4 10 150 13030 175 50 -4.4 49.8 | 152 24 -11.1 21.2 11 100 15730 190 46 8.0 45.3 | 184 17 1.2 16.7 12 70 18080 200 27 9.2 25.4 | 323 4 2.5 -3.2 13 50 20300 185 31 2.7 30.9 | 119 5 -4.1 2.3 14 30 23660 200 23 7.9 21.6 | 351 7 1.1 -7.0 15 20 26330 210 27 13.5 23.4 | 308 9 6.7 -5.2 Wind Parameters Mean winds (0-6000m): 163.3 at 39.2 knts Storm direction: 193.3 at 29.4 knts Shear (0-3000m) pos: 4.7 neg: 0.6 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 92.6 deg Storm rel helicity (0-3000m) pos: 157.5 neg: 0.0 tot: 157.5 m^2/s^2 ave: 52.5 10^-3 m/s^2 rel: 0.84 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 5.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.21 Bulk Shear: 64.03 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 ------------------------------------------------------------------------------- 500 146 19 53 22| 16.8 0.0 16.8| 96.0 0.0 96.0 192.1 0.96| 17.0 16.4 1000 151 24 67 20| 10.5 0.0 10.5|118.6 0.0 118.6 118.6 0.93| 11.1 10.4 1500 155 26 75 19| 7.9 0.0 7.9|132.2 0.0 132.2 88.1 0.91| 8.7 8.0 2000 158 28 81 17| 6.4 0.0 6.4|142.3 0.0 142.3 71.2 0.90| 7.4 6.6 2500 162 29 87 16| 5.6 0.0 5.6|152.0 0.0 152.0 60.8 0.89| 6.6 5.9 3000 164 30 92 15| 4.7 0.6 5.3|157.5 0.0 157.5 52.5 0.84| 6.2 5.2 4000 165 33 103 16| 3.5 1.6 5.1|162.1 0.0 162.1 40.5 0.70| 5.8 4.0 5000 164 37 112 18| 2.8 2.1 4.9|162.1 -5.3 156.7 31.3 0.57| 5.5 3.1 6000 163 39 116 20| 2.3 1.6 3.9|162.1 -11.1 151.0 25.2 0.55| 4.7 2.6 Wrote GIF file: /home/apache/climate/data/raob//UHMM/skewt/UHMM.skewt.20251228.12.gif