MONTHLY CLIMATOLOGICAL SUMMARY for JANUARY 2010

DATA | STATISTICS | GRAPHS | CONDITIONS

CONDITIONS DAY of Month: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

                     
NAME: 3270 Nowell   CITY: West Juneau   STATE: Alaska 
ELEV:    97 ft  LAT: 58 17' 33" N  LONG: 134 25' 37" W


TEMPERATURE (F), RAIN  (in), WIND SPEED (mph), SNOW (in). Snowfall from 21:00 - 21:00, all others Midnight to Midnight.

                                      HEAT  COOL        AVG                      WIND       SNOW        
    MEAN                              DEG   DEG         WIND                DOM  RUN        ON(1)       
DAY TEMP  HIGH   TIME   LOW    TIME   DAYS  DAYS  RAIN  SPEED HIGH   TIME   DIR  (mi)  SNOW GRND WEATHER
-----------------------------------------------------------------------------------------------------------------------------------------------------
 1  20.2  23.2   3:35a  17.5   8:50p  44.8   0.0  0.00   5.1  25.0   8:35p  ENE 122.14  0.0  0.0 Clear Light-BreezyWind-Gusts
 2  17.7  20.3  11:45p  13.6   9:10a  47.3   0.0 TRACE   1.7  22.0   4:00a    E  40.08 TRCE TRCE Clr Lt-Brzy PCd Cd Cd-FewHntsBrks Cd Cd/OccExtrmLtSn
 3  22.2  24.5   1:25p  19.1  12:00m  42.8   0.0  0.01   0.0   8.0   6:30a    W   0.89  1.1  1.0 Cld/OccVryLtSn Cld/ExtrmLt-LtSn FewTnyBrks Cld MCld
 4  19.5  21.9   1:40p  17.2   8:00a  45.5   0.0  0.00   0.8   9.0   5:40p  WSW  19.48  0.0   1" DecrClds Clr VarHiThin-VryThin-ThnshCds-Haze Clr
 5  21.1  23.8   2:05p  18.6   5:50a  43.9   0.0  0.00   1.0   9.0   1:55p  WSW  24.08  0.0   1" Clr Thn-VryThn-ThnshCds-PCd Cd ThnshOvcst P/MCd Clr
 6  30.0  35.6   8:55p  21.6  12:05a  35.0   0.0  0.23   0.6  13.0   5:00a  SSE  14.98  0.3   1" IncrCd Cd Cd/VryLtn-Sn-FrzRn/Rn-Sn/Spr-Lt-VryLtRn Cd
 7  34.3  36.5  11:25p  33.1   2:45a  30.7   0.0  0.40   0.4  10.0  11:25p    W   8.95  0.0  0.0 Cld Cld/Lt-VryLtRn-Rn-Spr-VryLtDrz-Mst-RnWithLull
 8  40.0  43.6   1:30p  33.4  11:30p  25.0   0.0  0.12   1.5  16.0   9:35a  SSE  35.67  0.0  0.0 Cd Cd/Rn-LtRn-Spr-VryLtR Cd/VryLtDrz-SprShrs Cd MClr
 9  36.7  39.5  10:45p  33.7   3:25a  28.3   0.0  0.13   0.2  11.0   1:40a    W   5.59  0.0  0.0 PatchyFog Cd Cd/PeriodsSpr-VryLtRn-Rn-LtRn-LtMist
10  35.2  39.9  12:45a  30.7  12:00m  29.8   0.0  0.46   0.6  10.0   3:00a  WNW  14.14  0.3  0.3 Cd/Lt-VryLtRn-Rn LoCds/Lt-VryLtRn-R Cd/Sn-Rn/LtSn-Sn 
11  27.8  30.7  12:05a  26.0   7:15p  37.2   0.0  0.59   0.5  13.0   5:30a  WNW  12.04  8.3   9" Cld/Sn-VryLtSn Cld Cld/Lt-VryLtSn-Sn
12  26.8  28.7  12:55p  25.7   2:40a  38.2   0.0  0.16   0.2   9.0  12:20a  WNW   4.48  4.3  12" Cld/Sn Cld-Brks Cld Cld/PeriodsXtmLtSn-LtSn Cld
13  30.9  35.0   7:05p  27.3  12:05a  34.1   0.0  0.49   0.1   9.0   6:30p    E   3.38  7.3  17" Cld Cd/Sn Cld/LtSn-SnShrs Cd/Lt-VryLtRn-Spr-Mst Cd
14  34.3  35.9   3:50a  32.7  11:55p  30.7   0.0  0.14   0.5  16.0  12:55p    S  11.32  0.0 MISS Cd-LoCds/LtRn-Rn-Mst Cd-HntsBrks-SltBrkn FogOvhd Fog
15  35.1  37.6  11:30p  32.7  12:05a  29.9   0.0  0.16   1.4  14.0  10:05p  SSE  33.90 TRCE  10" LoCds LoCds/Sn-Rn/LtR-Drz Cd Cd/VryLtRn-Sp-Mst LtWnd
16  38.4  39.2   7:30p  36.8  12:45a  26.6   0.0  1.06   3.8  22.0   7:40a  SSE  92.32  0.0  4.3 Cldy/Rain-VeryLightRn-LtRn LightWind-Gusts
17  36.0  38.6   1:10a  32.7   6:05p  29.0   0.0  0.28   1.2  17.0   1:20a  SSE  27.76  0.2   3" Cd&LoCds Rn-VryLtRn-Spr-Mst Cd Sp-Rn-Sn/Rn-Sn/Rn-Mst
18  35.2  36.3   1:45p  32.7   7:15a  29.8   0.0  0.03   0.6  13.0  10:30a    S  13.99  0.0 MISS Cd/Rn Ovcst Cd-Ovcst Cd Cd/VryLtRn-Spr-XtmLtSpr Cd
19  33.8  36.3  12:50a  32.1   5:35a  31.2   0.0  0.00   0.7  11.0   9:10a    W  16.33  0.0  2.5 Foggy-Cdy PCd-PatchyFog VryThinToThnshCds Cd PCd MCd
20  34.2  37.6  12:00p  31.8   6:05p  30.8   0.0 TRACE   1.2  15.0  10:00a    W  29.05  0.0 MISS VarCd-MCd Brks PCd Brks P/MCd DecrCds Clr MCd PCd
21  34.0  38.6   1:30p  30.7  11:55p  31.0   0.0  0.00   0.8  14.0   1:35a    W  18.90  0.0  2.5 Ovcst VarPCd-Cd-Brk P/MCd PCd Cd VarPCd-Thnsh-ThnCds
22  35.6  42.2   3:20p  30.4   3:30a  29.4   0.0  0.00   1.8  24.0  10:30p    W  43.33  0.0 MISS VarCds MClr M/PCd PCd Clr MClr-ThnHz OccLtWnd-Gsts
23  38.3  41.8  12:05a  35.6  11:25p  26.7   0.0  0.00   6.5  28.0   3:35a    E 155.34  0.0 MISS Lt-Brzy-Wndy MOvcst Cd MCd PCd Clr MOvcst FiltClr Cd
24  34.5  35.6  12:05a  33.1   7:25a  30.5   0.0  0.00   5.7  32.0   6:50p    E 136.15  0.0  2.3 Lt-Wndy DecrCd Clr MClr PCd VarMCd-Cd PCd ThnOvcst
25  32.7  33.7  12:10a  31.9  11:50a  32.3   0.0  0.00   5.9  29.0   8:15a    E 141.89  0.0 MISS Lt-Wndy VarOvcst-Cd VarPCd-MCd Cd MCd Clr PCd Clr
26  32.9  35.3   2:30p  30.6   6:25a  32.1   0.0  0.01   1.4  24.0   1:15a  SSE  33.72  0.3   2" Lt-Brzy PCd Cd Cd/FiltBrks-Blu Cd/OccExtmLtSn-Sn
27  35.4  41.5   8:45p  29.1   8:10a  29.6   0.0 TRACE   2.9  31.0   8:25p    E  69.04  0.1 MISS Cd MClr/PCd PCd MCd Cd-LowFogBank Cd Lt-Wndy Cd/LtSp
28  35.5  42.1  12:00m  30.6   7:45p  29.5   0.0  0.15   1.0  22.0  10:40p  WSW  24.10  0.0  1.6 Cd/RnShrs-Spr Cd Cd-FewSpr Sm-TnyBrks PCd Clr VarFog
29  39.1  44.1  10:30a  32.1   2:10a  25.9   0.0  0.01   4.3  33.0   7:40p    E 103.84  0.0 TRCE IncrClds Lt-Wndy Cd/OccSpr PCd Cd Cd/VryLtRn-Spr Cd
30  36.2  39.6  11:00a  32.7   9:05p  28.8   0.0  0.01   0.3  11.0   8:00a    W   6.34  0.0  0.0 Cd/OccVryLtRn-Spr Cd-OccHntsBlu-Sm&TnyBrks/FewSp MCd
31  34.8  37.9   1:50p  32.7   3:05a  30.2   0.0 TRACE   0.0   2.0   3:20a  SSW   0.00  0.0  0.0 Cd/TrcRn FewHntsBlu Foggy-Cd/LoCd Cd SltBrk M/PCd Cd
-----------------------------------------------------------------------------------------------------------------------------------------------------
    32.2  44.1    29    13.6     2  1016.6   0.0  4.44   1.7  33.0    29     W 1262.68 22.2

(1) As measured on Front Lawn 
STATISTICS | DATA | GRAPHS | CONDITIONS - DAY of MONTH: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31| TOP 
AVERAGE Mean Temp:	32.2
AVERAGE High Temp:	35.4
MINIMUM High Temp:	20.3	2nd
MAXIMUM High Temp:	44.1	29th
AVERAGE Low Temp:	29.0
MINIMUM Low Temp:	13.6	2nd
MAXIMUM Low Temp:	36.8	16th
LOWEST Wind Chill Temp: 4.3	2nd (based on 10 minute Average Wind Speed)
		
MAX >= 90.0:		0
MAX >= 80.0:		0
MAX >= 70.0:		0
MAX <= 32.0:		7	1st, 2nd, 3rd, 4th, 5th, 11th, 12th
MIN <= 32.0:		17	All but: 7th, 8th, 9th, 14th, 15th, 16th, 17th, 18th, 19th, 23rd, 24th, 29th, 30th, 31st
MIN <=  0.0:		0
		
MAXIMUM Humidity (%):	94	7th, 8th, 9th, 10th, 14th, 15th
MINIMUM Humidity (%):	30	2nd @ 0546
		
MAXIMUM Pressure (mb):	1030.0	4th @ 0129
MINIMUM Pressure (mb):	979.0	17th @ 1214
		
TOTAL   Htg Deg Days:	1016.6
AVERAGE Htg Deg Days:	32.8
MINIMUM Htg Deg Days:	25.0	8th
MAXIMUM Htg Deg Days:	47.3	2nd
TOTAL Cool Deg Days:	0.0
Heat Base:  65.0  Cool Base:  65.0  Method: Integration
		
TOTAL   Precip.:	4.44
AVERAGE Precip. A:	0.25	(Per day, for the 18 days with measurable precip.; including the 4 days with a Trace = 0.20)
AVERAGE Precip. B:	0.14	(Per day)
DAYS of Precip.:	22	All but: 1st, 4th, 5th, 19th, 21st, 22nd, 23rd, 24th, 25th
MAXIMUM Precip.:	1.06	16th
MAXIMUM Rain Rate:	0.16	11th @ 1605
Days of Rain: 14 (>.01 in) 13 (>.1 in) 1 (>1 in)
TOTAL Snowfall:		22.2
DAYS of Snowfall:	11	2nd, 3rd, 6th, 10th, 11th, 12th, 13th, 15th, 17th, 26th, 27th
		
AVERAGE High Wind:	16.8
MINIMUM High Wind:	2	31st
MAXIMUM High Wind:	33	29th
WIND RUN (miles):	1263.22
		
DAYS Sun at any time:	12	1st, 4th, 5th, 19th (Weak), 20th, 21st, 22nd, 23rd, 24th, 25th, 26th (Extrm. Weak - Weak), 28th
DAYS OF Totally Clr:	1	1st
DAYS OF Cld or M Cld:	28	All but: 1st, 4th, 22nd
DAYS OF Rainbow:	0
DAYS OF Aurora:		0
DAYS OF Lightning:	0
DAYS OF Earthquake:	0



GRAPHS | DATA | STATISTICS | CONDITIONS - DAY of Month: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | TOP

January 2010 - Barometric Pressure & Temperature with Highs & Lows.

January 2010 - Dewpoint & Humidity.

January 2010 - Rainfall & High Rain Rate with Pressure & Humidity.

January 2010 - High Wind, Wind Run, & 10 min. Avg. Wind Speed.



CONDITIONS - DAY of Month: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | DATA | STATISTICS | GRAPHS | TOP

SUNDAY 1/31/10: DATA

1/30/10: DATA

1/29/10: DATA | 1600: A Wind Advisory was in effect until 4 PM AST this afternoon - See 1143 Below

1/28/10: DATA

1/27/10: DATA | Wind Advisory in effect until Midnight AST tonight for downtown Juneau and south Douglas - See 1801 Below

1/26/10: DATA | 0433: The Wind Advisory was Cancelled by the NWS - See 0433 Below

1/25/10: DATA | 1945: Wind Advisory remains in effect until Noon AST Tuesday - See 1945 Below

SUNDAY 1/24/10: DATA | 1532: Wind Advisory remains in effect until 3 AM AST Tuesday - See 1532 Below

1/23/10: DATA | 2035: Wind Advisory remains in effect until 3 AM AST Tuesday - See 2035 Below

1/22/10: DATA

1/21/10: DATA | At 0815 the Dense Fog Advisory was Cancelled by the NWS

1/20/10: DATA | NWS: Dense Fog Advisory in effect until 10 AM AST Thursday - See 1717 Below

1/19/10: DATA

1/18/10: DATA | M.L. King Jr. Day - Federal, State & Local Holiday

SUNDAY 1/17/10: DATA | The Wind Advisory was Cancelled by the NWS at 0323 - See 0323 Below

1/16/10: DATA | 1653: Wind Advisory in effect until 6 AM AST Sunday - See 1653 Below | At 0358 the Winter Weather Advisory was Cancelled by the NWS

1/15/10: DATA | Winter Weather Advisory for Snow in effect from 6 PM this evening until Midnight AST Saturday night - See 1547 Below | Dense Fog Advisory, that at 11:53 PM 1/14 had been extended to 5 AM today, has Expired

1/14/10: DATA | 1637: Dense Fog Advisory in effect until Midnight AST tonight - See 1637 Below

1/13/10: DATA | A Winter Storm Warning was in effect until 4 PM AST today | Winter Weather Advisory no longer in effect | Capital Transit and School Buses are running on their Winter (Snow) Road Routes

1/12/10: DATA | 1552: Winter Weather Advisory in effect from 9 PM this evening to 6 AM AST Wednesday - See 1552 Below | 0958: The Winter Storm Warning was Cancelled by the NWS - See 0958 Below | School Buses are using Snow Routes today

1/11/10: DATA | 2046: The Winter Storm Warning remains in effect until 3 AM AST Tuesday - See 2046 Below | 0956: Capital Transit is now operating on Winter Road Routes until midnight tonight

SUNDAY 1/10/10: DATA | 2100: Winter Storm Warning now in effect until 3 PM AST Monday afternoon - See 2100 Below | The Winter Storm Watch is no longer in effect

1/09/10: DATA | At 1537 the NWS Cancelled the Wind Advisory | Dense Fog Advisory that was in effect until 10 AM today has Expired - See 0955 Below | Record High Temperatures across the Panhandle on January 8 - See 0500 Below

1/08/10: DATA | Record High Temperatures across the Panhandle Today - See 0500 1/09 Above | NWS: Mild and wet weather expected to continue through next week - See 1606 Below

1/07/10: DATA | Slippery Roads - See 0514 Below

1/06/10: DATA | Epiphany | 1940: Winter Weather Advisory for Snow and Freezing Rain has been Cancelled by the NWS

1/05/10: DATA | Wind Advisory Cancelled at 1202 by the NWS

1/04/10: DATA | NWS Wind Advisory in effect from 6 AM Tuesday to 3 AM AST Wednesday - See 1454 Below

SUNDAY 1/03/10: DATA | The NWS Summary of December 2009 Weather - See Below

1/02/10: DATA | A Wind Advisory was in effect until 9 PM AST this evening

1/01/10: DATA | New Year's Day | 1711: The NWS Wind Advisory remains in effect until 6 PM AST Saturday, January 2 - See 1711 Below