MONTHLY CLIMATOLOGICAL SUMMARY for FEBRUARY 2014

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

                     
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  27.3  31.3  12:20p  24.7   7:15a  37.7   0.0  0.00   0.9  10.0   4:25a  WNW  21.11  0.0  0.0 Clear-VariableFogOvhead-HidingMainland Clear
 2  28.0  35.0  11:35a  24.2  12:00m  37.0   0.0  0.00   1.5   8.0   1:55a  WSW  35.57  0.0  0.0 Clr PCd/MClr PCd P/MCd Cd/MCd MCd 0840:MClr Clear 
 3  30.5  34.0  11:05a  24.1  12:15a  34.4   0.0  0.00   2.1  24.0  12:50p    E  50.08+ 0.0  0.0 Clear OccLtWind-Gusts
 4  27.0  31.9  10:25a  21.3   3:05a  38.0   0.0  0.00   2.0  26.0  11:20p  WSW  49.16+ 0.0  0.0 Clear Lt-BrzyWind-GustsinAM&LateEve
 5  28.1  30.9  11:15a  18.4  12:00m  36.9   0.0  0.00   3.4  25.0   2:50a    E  80.54  0.0  0.0 Clear Lt&Lt-BrzyWind&Gusts
 6  16.9  28.5  11:45a  11.7  11:50p  48.1   0.0  0.00   0.6   6.0  12:25a  WSW  14.13  0.0  0.0 Clear
 7  19.6  28.4  12:05p  10.7   3:20a  45.4   0.0  0.00   1.0  16.0   5:40p    W  24.03  0.0  0.0 Clr MCd&PCdW/VryThnToThnshCd MClr MClr/PCd Clr LtWnd
 8  23.4  24.8  12:05a  21.9   2:55a  41.6   0.0  0.00   3.3  21.0   8:40a  ENE  80.21  0.0  0.0 Lt-BrzyWnd-Gsts Clr MCd&PCd&CdW/VryThnToThnshCds PCd
 9  19.5  22.1  12:30a  17.0  10:10p  45.5   0.0  0.00   3.5  21.0  10:30p    E  83.72  0.0  0.0 Lt-BrzyWnd PCd PCdToCdW/VryThnToThnshCd PCd MClr/PCd
10  16.5  20.3  12:05p  11.9   6:45a  48.5   0.0  0.00   1.9  24.0  11:10p    E  45.01  0.0  0.0 Clr FewPeriodsLt-BrzyWnd MClr Clr 
11  12.0  14.8  12:05a   5.6  11:30p  53.0   0.0 TRACE   2.5  25.0  11:25a    E  59.11 TRCE  0.0 Clr Lt-Brz-Gst IncrCd Cd PCd Cd Cd/FewSmFlks MCd Clr
12  12.3  18.4   4:35p   3.2   7:20a  52.7   0.0  0.03   0.3   8.0   1:20p    W   7.89  1.9  1.9 Clr IncrCds Cd-SltBrks Cd Cd/VryVryLtSnToSn Cd
13  23.2  29.3  12:00m  14.8   5:30a  41.8   0.0  0.12   0.2  14.0   9:50a  SSE   4.96  4.4 MISS Cd/Sn Cd Cd-LtWnd Cd/FewFlks Cd/VryVryLtSnToSn
14  31.7  34.9   5:55p  29.0   2:40a  33.3   0.0  0.65   1.1  17.0  11:50p  SSE  25.98  9.3 11.5 Cd Cd/VryLtSnToSn Cd Cd/OccXtmLt-VryLtSn Cd Cd/SpToR
15  36.4  39.2  12:45p  31.8  11:55p  28.6   0.0  0.68   1.9  18.0   2:25a  SSE  45.18  0.0*MISS Cd/SprToRn Lt-BrzyWnd Cd Cd/Spr-VryLtRn-Rn/SnVryLate
16  31.7  34.0  11:05a  29.5   2:50a  33.3   0.0  0.14   0.5  10.0   6:25p   NW  12.48  2.8 MISS Cd/VarXtmLtSnToSn Cd-OccBrks&Sun/XtmLtSnToSn Cd
17  32.3  36.3   1:00p  30.4  12:10a  32.7   0.0  0.11   0.2   9.0   2:25p  SSE   3.70  2.9 MISS Cd Cd/XtmLtSnToSn Cd Cd/XtmLtSp-VryLtSnToS Cd/SnShrs
18  29.6  37.8  12:05p  21.3  11:55p  35.4   0.0  0.12   0.7  11.0   4:00p    W  17.37  5.0 MISS Cd/Sn-LtSn Cd MClr Clr PCd Clr SnBlowMtns VarMCd-Clr
19  23.7  33.3   1:20p  17.0   8:00a  41.3   0.0  0.00   0.5   8.0   4:10p    W  11.20  0.0 MISS PCldy Clr Clear-FewClds Clr LtWind IncrClds Cldy
20  27.8  32.0   3:00p  23.5   4:00a  37.2   0.0  0.02   0.0   0.0    ---   ---   0.00  0.4 MISS Cd Cd/FewFlkesToVryLtSn Cd-Brks MCd Cd/VryVryLt-LtSn
21  27.9  33.0  12:00p  19.1  12:00m  37.1   0.0  0.02   0.4   7.0  12:25p    W   9.98  0.5 MISS Cd/Sn Cd VarBrks/VrySmFlks VarBrks PCd MClr PCd Clr
22  24.6  31.2   1:50p  16.4   5:35a  40.4   0.0  0.00   2.1  27.0   9:45p  WSW  51.04  0.0 MISS Clear Aurora OccLt-BrzyWind-Gsts SnowBlowMtns
23  28.2  35.0   6:40p  18.7   7:25a  36.8   0.0  0.00   2.4  33.0   2:40a  WSW  56.69  0.0 MISS Clr Aurora Brzy-Gusts Clr SomeSnBlowMtns LtWnd-Gsts
24  26.7  38.0   1:00p  18.1   1:25a  37.6   0.0  0.00   1.6  16.0   3:45a  WSW  37.79  0.0 MISS Clear
25  26.0  37.8   2:15p  16.5   7:00a  39.0   0.0  0.00   0.6   8.0   4:55a  ENE  13.93  0.0 MISS Clear PartlyCldy Cldy/MCldy Cldy-SomeBrks Cldy
26  38.4  47.2   6:45p  30.8   3:55a  26.6   0.0  0.00   1.7  25.0   8:10p    W  41.04  0.0 MISS Cd Cd/MCd Cd-SltBrks MCd PCd MClr Clr Lt-Brzy-Gusts
27  36.3  47.4   1:30p  28.0   7:50a  28.7   0.0  0.00   1.4  20.0   2:00p  WSW  34.53  0.0 MISS Clear OccLt-BrzyWind-Gusts
28  37.4  40.8  12:20p  30.0   7:15a  27.6   0.0  0.00   3.4  28.0   9:40a  ENE  82.67  0.0 MISS Clear Lt-BrzyWind-Gusts 
-----------------------------------------------------------------------------------------------------------------------------------------------------
    26.5  47.4    27     3.2    12  1076.2   0.0  1.89   1.5  33.0    23      E 999.10+ 27.2

(1) As measured on Front Lawn at around 20:30, rounded to the nearest inch if there is uncertainty.
Between 3 & 4 AM on February 3 and on February 4, there was a dropout of wind data for 1 hour each of those nights.
*15th: Snowfall is counted under February 16th since it fell after 2030 hours.

Equipment:
February 1 - 1035 hours February 19: Davis Instruments Vantage Pro with Humidity from Davis Instruments Vantage Pro 2

From February 19 on: Davis Instruments Vantage Pro 2; with exception of Feb. 25th from 0701 - 1110 when back to Vantage Pro because of a 7-1/2 hour
Temperature and Humidity dropout due to a reception problem. 
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 | TOP 
AVERAGE Mean Temp:	26.5
AVERAGE High Temp:	32.4
MINIMUM High Temp:	14.8	11th
MAXIMUM High Temp:	47.4	27th
AVERAGE Low Temp:	20.3
MINIMUM Low Temp:	3.2	12th
MAXIMUM Low Temp:	31.8	15th
LOWEST Wind Chill Temp: 1.0	12th @ 0037 (based on 10 minute Average Wind Speed)
		
MAX >= 90.0:		0
MAX >= 80.0:		0
MAX >= 70.0:		0
MAX <= 32.0:		13	1st, 4th, 5th, 6th, 7th, 8th, 9th, 10th, 11th, 12th, 13th, 20th, 22nd
MIN <= 32.0:		28	All days.
MIN <=  0.0:		0
		
MAXIMUM Humidity (%):	98	1st @ 0429
MINIMUM Humidity (%):	19	23rd @ 1848
		
MAXIMUM Pressure (mb):	1040.7	4th @ 0314
MINIMUM Pressure (mb):	974.7	15th @ 2114
		
TOTAL   Htg Deg Days:	1076.2
AVERAGE Htg Deg Days:	38.4
MINIMUM Htg Deg Days:	26.6	26th
MAXIMUM Htg Deg Days:	53.0	11th
TOTAL Cool Deg Days:	0.0
Heat Base:  65.0  Cool Base:  65.0  Method: Integration
		
TOTAL   Precip.:	1.89
AVERAGE Precip.:	0.19
DAYS of Precip.:	10	11th, 12th, 13th, 14th, 15th, 16th, 17th, 18th, 20th, 21st
MAXIMUM Precip.:	0.68	15th
MAXIMUM Rain Rate:	0.21	15th @ 2331. High Rain Rate is probably high since some snow-slush had accumulated 
                                             before the Rain Collector Heater was turned on at 2300 hours.
Days of Rain: 9 (>.01 in) 6 (>.1 in) 0 (>1 in)
TOTAL Snowfall:		27.2
DAYS of Snowfall:	9	11th, 12th, 13th, 14th, 16th, 17th, 18th, 20th, 21st
		
AVERAGE High Wind:	16.6
MINIMUM High Wind:	0	20th
MAXIMUM High Wind:	33	23rd
WIND RUN (miles):	999.10


DAYS Sun at any time:	24

1st	FULL
2nd	FULL
3rd	FULL
4th	FULL
5th	FULL
6th	FULL
7th	FULL
8th	Extremely Weak to Somewhat Weakened
9th	FULL
10th	FULL
11th	FULL
12th	No
13th	No
14th	No
15th	No
16th	FULL
17th	Very Weak and Weak
18th	FULL
19th	FULL
20th	Extremely Weak to Weakened on Mainland
21st	Somewhat Weakened
22nd	FULL
23rd	FULL
24th	Full
25th	Full
26th	Full
27th	FULL
28th	FULL
		

DAYS OF Clear or MClr:	11	1st, 3rd, 4th, 5th, 6th, 10th, 22nd, 23rd, 24th, 27th, 28th	
DAYS OF Cld or M Cld:	17	2nd, 7th, 8th, 9th, 11th, 12th, 13th, 14th, 15th, 16th, 17th, 18th, 19th, 20th, 21st, 25th, 26th
DAYS OF Rainbow:	0
DAYS OF Aurora:		4	February 18 - 19 night from at least the Mendenhall Valley.
				21st @ 2321 Weak, seen far to the NNW to ENE.
				23rd @ 0121: Very weak to moderate from the NNW to the ENE.
				27th: Over the mainland early in the morning.
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 | TOP

February 2014 - Barometric Pressure & Temperature with Highs & Lows.

February 2014 - Dewpoint & Humidity.

February 2014 - Rainfall & High Rain Rate with Pressure & Humidity.

February 2014 - 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 | DATA | STATISTICS | GRAPHS | TOP

Fri. 2/28/14: DATA

Thur. 2/27/14: DATA | Northern Lights over the mainland were photographed from near the top of the Eaglecrest Ski Area early on the morning of Feb. 27, 2014

Wed. 2/26/14: DATA

Tue. 2/25/14: DATA | 1110: VP 2 is back in operation. Current Relative Humidity and Dewpoint readings should be OK now. We'll see how it goes.

Mon. 2/24/14: DATA

SUNDAY 2/23/14: DATA | 0121: Very weak to moderate Aurora Borealis from the NNW to the ENE | Update at 1707: I've put it back the way it was, I'm getting nowhere fast, putting thinking cap on right now and will have to do more research | Afternoon: I'm working on replacing the JAVA based scroller (the one on the bottom) with a javascript based scroller so that's why the top of the page is looking like a mess right now.

Sat. 2/22/14: DATA | Weak Aurora Borealis seen far to the NNW to ENE at 11:21 PM 2/21

Fri. 2/21/14: DATA | Weak Aurora Borealis seen far to the NNW to ENE at 11:21 PM 2/21

Thur. 2/20/14: DATA

Wed. 2/19/14: DATA | Aurora Borealis was seen February 18 - 19 night from at least the Mendenhall Valley | Update at 1257: All Highs and Lows should be correct now after WAP taken care of | Update at 1220: All data, except for that on the WAP files, should be OK now | 1035: New Davis Vantage Pro 2 is now in operation, over the next several hours there may be some erroneous High and Low Data (or missing Humidity/Dewpoint) until it is corrected

Tue. 2/18/14: DATA | School Buses are on Snow Routes today (PDF file) | Capital Transit is operating on Winter Snow Routes until midnight (PDF file) | Marijuana Fuels Surge in Drugged Driving Deaths - NBC News

Mon. 2/17/14: DATA | Presidents' Day - Federal, State, and Local Government Holiday

SUNDAY 2/16/14: DATA | AEL&P info re: Valley and Out the Road

Sat. 2/15/14: DATA | Eaglecrest Winter Fireworks Spectacular - Late afternoon - early evening | I'm waiting on the weather to put the new equipment in operation in order to avoid most erroneous high and low data entries; right now it looks like the earliest is Feb. 19th

Fri. 2/14/14: DATA | Happy Valentine's Day! | 1551: NWS: Winter Storm Warning expires at 4 PM AST this afternoon - See 1551 Below | Capital Transit is operating on Winter Snow Routes until midnight (PDF file)

Thur. 2/13/14: DATA | 2257: NWS: Winter Storm Warning remains in effect until 4 PM AST Friday, the Winter Storm Watch is no longer in effect - See 2257 Below | 1130: NWS Winter Weather Advisory in effect until 4 PM AST this afternoon - See 1130 Below | 1400: Capital Transit is now operating on Winter Snow Routes until midnight (PDF file)

Wed. 2/12/14: DATA

Tue. 2/11/14: DATA

Mon. 2/10/14: DATA | 1256: NWS: High Wind Warning remains in effect until 9 PM AST this evening - See 1256 Below | NWS: Record Low Temperatures set on February 9 - See 0630 Below

SUNDAY 2/09/14: DATA | 1529: NWS: A High Wind Warning is in effect from 6 AM to 9 PM AST Monday, the High Wind Watch is no longer in effect - See 1529 Below | NWS: Record Low Temperatures set in 3 places on February 8 - See 0600 Below

Sat. 2/08/14: DATA | 1555: NWS: High Wind Watch in effect from Monday morning through Monday evening - See 1555 Below | NWS: Record Low Temperatures set during the first week of February - See 1245 Below | NWS: Record Low Temperatures set Thursday, Feb. 6th night/Friday, Feb. 7th morning - See 0445 Below

Fri. 2/07/14: DATA

Thur. 2/06/14: DATA

Wed. 2/05/14: DATA

Tue. 2/04/14: DATA

Mon. 2/03/14: DATA

SUNDAY 2/02/14: DATA | NWS: Record Precipitation for January - See 0530 Below | 0635: Now Available: The January 2014 Monthly Report, and the updated Weather Database | NWS Summary of January 2014 Weather at the Juneau International Airport - See Below | Humidity and Dewpoint Readings will have to be ignored until new equipment is put into service in a couple of weeks

Sat. 2/01/14: DATA | January 2014 with 11.41" of Precipitation was the 2nd Wettest January on Record at the West Juneau Weather Station since records for January began in 1987. The Record is 11.61" of Precipitation set in 1989. | 1305: Since 1050 this morning the Humidity Sensor seems to be working again, at least temporarily